How long is the flight from Canada to San Francisco?

WestJet, United Airlines, and Alaska Airlines can get you from Canada to San Francisco in just under 2h 54m. Your travel time can differ by up to 3h 21m. The distance between Canada and San Francisco is about 1638 km. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines to fly from Canada to San Francisco one-way?

The cheapest airline one-way is Flair Airlines, with whom users have recently found tickets for as low as C$ 103. However, be on the lookout for offers from WestJet and Air Canada, as they are both options that can get you from Canada to San Francisco for a low price.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 mm per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

What are the most popular routes from Canada to San Francisco?

While some choose either Toronto Pearson Intl - San Francisco or Abbotsford - San Francisco, Vancouver Intl - San Francisco is the most popular route from Canada to San Francisco.

What are the cheapest flights from Canada to San Francisco?

The cheapest flight price from Canada to San Francisco is C$ 266. On average you can expect to pay C$ 1,914. The most popular route, (Vancouver Intl - San Francisco), can usually be booked for C$ 308.

What are the most reliable airlines from Canada to San Francisco?

The top 3 most reliable airlines when flying from Canada to San Francisco are Singapore Airlines (74%), American Airlines (71%) and Porter Airlines (71%).

What are the most popular airlines that fly from Canada to San Francisco?

Consider Air Canada, Porter Airlines or WestJet when booking your flight. These represent the most popular airlines when flying from Canada to San Francisco.

What airport do you fly into for flights to San Francisco from Canada?

If you book a flight to San Francisco from Canada, you will be flying to San Francisco, which is the city’s only airport. San Francisco (SFO) is located 17.7 km from the centre of San Francisco.

Can I find deals for flights from Canada to San Francisco that include hotel bookings?

Yes. In addition to deals on Canada to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Canada to San Francisco?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Canada to San Francisco.

Can I find deals for business class flights from Canada to San Francisco?

Yes. Cheapflights offers flight deals from Canada to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 148+ Cheap Flights from Canada to San Francisco

Cheap flight deals from Canada to San Francisco

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Canada to San Francisco
Explore the most affordable flight options available from Canada to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 September 2026.

Tue 6/108:05 a.m. -

2 stops7h 47m

Tue 6/107:11 p.m. -

1 stop4h 48m

Deal found 5/9C$ 266

Tue 20/106:00 a.m. -

1 stop6h 00m

Thu 22/106:00 a.m. -

1 stop6h 40m

Deal found 4/9C$ 272

Tue 6/105:25 p.m. -

1 stop4h 24m

Wed 7/108:41 a.m. -

2 stops7h 48m

Deal found 5/9C$ 274

Tue 22/93:40 p.m. -

1 stop6h 15m

Sun 27/96:00 a.m. -

2 stops7h 35m

Deal found 8/9C$ 276

Wed 16/93:40 p.m. -

1 stop6h 15m

Sat 19/96:00 a.m. -

2 stops9h 30m

Deal found 5/9C$ 281

Wed 23/96:00 a.m. -

1 stop6h 00m

Mon 28/96:00 a.m. -

2 stops7h 35m

Deal found 7/9C$ 283

Wed 21/103:45 p.m. -

1 stop6h 10m

Thu 29/105:40 p.m. -

1 stop6h 50m

Deal found 4/9C$ 284

Tue 22/93:40 p.m. -

1 stop6h 15m

Wed 30/96:00 a.m. -

1 stop5h 45m

Deal found 8/9C$ 286

Wed 16/93:45 p.m. -

1 stop6h 10m

Sat 19/91:00 p.m. -

1 stop6h 40m

Deal found 5/9C$ 286

Wed 23/93:40 p.m. -

1 stop6h 15m

Tue 29/96:00 a.m. -

2 stops7h 35m

Deal found 5/9C$ 287

Fri 18/92:30 p.m. -

1 stop7h 25m

Mon 21/96:00 a.m. -

2 stops7h 35m

Deal found 5/9C$ 288

Thu 17/93:45 p.m. -

1 stop6h 10m

Sat 19/91:00 p.m. -

1 stop6h 40m

Deal found 5/9C$ 288

Best flights from Canada to San Francisco
Discover carefully curated flight deals from Canada to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Sat 3/103:40 p.m. -

1 stop6h 15m

Tue 6/101:00 p.m. -

1 stop6h 40m

Deal found 8/9C$ 291

Tue 3/114:30 p.m. -

Nonstop1h 58m

Fri 6/116:30 a.m. -

1 stop7h 29m

Deal found 8/9C$ 301

Thu 22/103:22 p.m. -

Nonstop2h 54m

Tue 27/108:37 a.m. -

Nonstop2h 49m

Deal found 5/9C$ 324

Wed 28/1011:55 a.m. -

1 stop4h 13m

Sat 31/109:43 a.m. -

1 stop4h 42m

Deal found 6/9C$ 368

Wed 21/1010:00 a.m. -

Nonstop3h 00m

Sun 25/1010:35 a.m. -

1 stop6h 35m

Deal found 8/9C$ 388

Wed 28/106:45 a.m. -

1 stop9h 00m

Sun 1/111:45 p.m. -

1 stop7h 50m

Deal found 8/9C$ 532

Sat 7/116:45 a.m. -

1 stop9h 00m

Sun 15/111:45 p.m. -

1 stop7h 50m

Deal found 8/9C$ 590

Sun 18/106:00 a.m. -

1 stop6h 00m

Sun 25/105:40 p.m. -

1 stop7h 10m

Deal found 5/9C$ 309

Fri 23/103:22 p.m. -

Nonstop2h 54m

Tue 27/108:37 a.m. -

Nonstop2h 49m

Deal found 5/9C$ 324

Tue 20/103:22 p.m. -

Nonstop2h 54m

Sun 25/106:30 a.m. -

1 stop6h 14m

Deal found 8/9C$ 331

Fri 30/105:25 p.m. -

1 stop5h 24m

Sat 31/106:07 a.m. -

1 stop6h 33m

Deal found 8/9C$ 379

Fri 2/103:45 p.m. -

1 stop6h 10m

Sun 4/106:00 a.m. -

1 stop8h 55m

Deal found 4/9C$ 350

Wed 14/107:55 p.m. -

Nonstop3h 00m

Sun 18/101:00 p.m. -

Nonstop2h 40m

Deal found 8/9C$ 388

Tue 10/117:00 a.m. -

2 stops7h 40m

Sat 14/113:08 p.m. -

1 stop8h 37m

Deal found 6/9C$ 382

Wed 7/106:00 a.m. -

1 stop6h 00m

Mon 12/106:00 a.m. -

1 stop16h 25m

Deal found 4/9C$ 352

Sat 24/107:30 a.m. -

1 stop5h 30m

Sat 31/104:57 p.m. -

2 stops30h 58m

Deal found 8/9C$ 417

Tue 6/103:22 p.m. -

Nonstop2h 54m

Tue 13/108:28 a.m. -

Nonstop2h 51m

Deal found 6/9C$ 419

Mon 11/17:35 p.m. -

1 stop4h 06m

Wed 27/12:30 p.m. -

1 stop8h 54m

Deal found 8/9C$ 425

Sat 24/1012:35 p.m. -

2 stops6h 44m

Sat 31/103:31 p.m. -

2 stops8h 24m

Deal found 8/9C$ 400

Tue 6/108:00 a.m. -

1 stop9h 23m

Tue 6/107:30 p.m. -

Nonstop2h 20m

Deal found 5/9C$ 418

Sun 22/117:25 a.m. -

1 stop5h 54m

Sun 6/121:25 p.m. -

1 stop9h 56m

Deal found 4/9C$ 432

Sun 13/124:22 p.m. -

Nonstop2h 01m

Wed 13/18:19 a.m. -

Nonstop3h 44m

Deal found 5/9C$ 436

Sat 17/108:01 a.m. -

2 stops12h 30m

Wed 21/101:51 p.m. -

1 stop5h 40m

Deal found 5/9C$ 401

Thu 22/106:45 a.m. -

1 stop8h 35m

Sat 24/101:20 p.m. -

1 stop8h 17m

Deal found 8/9C$ 542

Tue 6/106:00 a.m. -

1 stop6h 00m

Tue 13/106:59 p.m. -

2 stops24h 41m

Deal found 8/9C$ 421

Fri 18/96:10 p.m. -

1 stop20h 50m

Mon 21/96:00 a.m. -

1 stop8h 15m

Deal found 4/9C$ 430

Thu 8/103:22 p.m. -

Nonstop2h 54m

Mon 12/108:28 a.m. -

Nonstop2h 51m

Deal found 8/9C$ 441

Sun 10/15:15 p.m. -

1 stop6h 26m

Wed 27/12:30 p.m. -

1 stop8h 54m

Deal found 5/9C$ 444

Tue 27/106:45 a.m. -

1 stop9h 00m

Wed 28/101:45 p.m. -

1 stop7h 50m

Deal found 5/9C$ 545

Sat 5/128:05 a.m. -

2 stops9h 53m

Sun 13/127:00 a.m. -

1 stop13h 27m

Deal found 5/9C$ 410

Find flight deals from Canada to San Francisco

Round-trip from	C$ 266
One-way from	C$ 148
Popular in	July
Cheapest in	January
Average price	C$ 539
Good round-trip deal	C$ 343 or less
Good one-way deal	C$ 301 or less

Alaska Airlines
6/10-6/10
3 total stops
12h 35m total
Canada to San Francisco

Search Deals

WestJet
23/9-31/12
1 total stop
6h 10m total
Canada to San Francisco

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (C$ 100 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (C$ 13 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Price to beat on a round-trip flight from Canada to San Francisco.

Search Deals

Price to beat on a one-way flight from Canada to San Francisco.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Canada to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AbbotsfordSan Francisco

YXX Abbotsford - SFO San Francisco

YXXSFO

Abbotsford

Wed 14/10

3:45 p.m.-9:55 p.m.

1 stop6h 10m

San Francisco

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 164

AbbotsfordSan Francisco

YXX Abbotsford - SFO San Francisco

YXXSFO

Abbotsford

Thu 15/10

3:45 p.m.-9:55 p.m.

1 stop6h 10m

San Francisco

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 181

AbbotsfordSan Francisco

YXX Abbotsford - SFO San Francisco

YXXSFO

Abbotsford

Thu 1/10

3:45 p.m.-9:55 p.m.

1 stop6h 10m

San Francisco

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 201

CalgarySan Francisco

YYC Calgary - SFO San Francisco

YYCSFO

Calgary

Thu 12/11

9:09 a.m.-5:33 p.m.

2 stops10h 24m

San Francisco

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 208

CalgarySan Francisco

YYC Calgary - SFO San Francisco

YYCSFO

Calgary

Fri 11/12

8:10 a.m.-5:54 p.m.

2 stops11h 44m

San Francisco

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 218

CalgarySan Francisco

YYC Calgary - SFO San Francisco

YYCSFO

Calgary

Fri 18/9

7:55 p.m.-9:55 p.m.

Nonstop3h 00m

San Francisco

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 219

CalgarySan Francisco

YYC Calgary - SFO San Francisco

YYCSFO

Calgary

Tue 15/9

6:33 a.m.-2:45 p.m.

2 stops9h 12m

San Francisco

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 221

OttawaSan Francisco

YOW Ottawa - SFO San Francisco

YOWSFO

Ottawa

Sat 17/10

12:25 p.m.-9:55 p.m.

2 stops12h 30m

San Francisco

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 221

EdmontonSan Francisco

YEG Edmonton - SFO San Francisco

YEGSFO

Edmonton

Mon 19/10

12:50 p.m.-8:38 p.m.

3 stops32h 48m

San Francisco

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 222

CalgarySan Francisco

YYC Calgary - SFO San Francisco

YYCSFO

Calgary

Fri 11/12

4:22 p.m.-4:23 p.m.

Nonstop2h 01m

San Francisco

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 228

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from Canada to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Canada with our price prediction graph.

YYC-SFO

YVR-SFO

YXX-SFO

YEG-SFO

YUL-SFO

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Canada to San Francisco

CA0-SFO

YYC-SFO

YVR-SFO

YXX-SFO

YEG-SFO

What is the cheapest month to book a flight from Canada to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Canada to San Francisco (average of C$ 447). Flying from Canada to San Francisco in July is currently the most expensive (average of C$ 610). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CA to SFO?

Unlike in the evening, when flights are generally more expensive, you can save up to 47% on flights from Canada to San Francisco by exploring options for tickets at noon.

Weekly flight availability from Canada to San Francisco

The most flights from CA0 to SFO are scheduled on a Monday (27 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

How often are flights from Canada to San Francisco delayed?

About 29% of weekly flights between Canada and San Francisco have experienced delays in the past year, with the average delay time being 137 minutes.

What is the most punctual flight time for Canada to San Francisco flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Canada to San Francisco flights?

Over the past year, United Airlines has had the lowest number of delays on this route, with just 23% of flights being delayed.

How far ahead should I book a flight from Canada to San Francisco?

The price you pay for your flight from Canada to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 38 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest day to fly from Canada to San Francisco?

Travelers seeking maximum savings on their Canada to San Francisco flight should consider departing on Wednesday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing San Francisco

Check out reviews from past customers who have flown with Porter Airlines,United Airlines, andWestJet from Canada to San Francisco to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Porter Airlines

8.0

Very good

458 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.

Porter Airlines

8.0

Very good

458 reviews

Porter Airlines

8.0

Very good

458 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

United Airlines

7.4

Good

10,190 reviews

Porter Airlines

8.0

Very good

458 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

WestJet

7.2

Good

3,447 reviews

Porter Airlines

8.0

Very good

458 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Air Canada

7.1

Good

11,603 reviews

Porter Airlines

8.0

Very good

458 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Flair Airlines

6.0

Okay

275 reviews

Porter Airlines

8.0

Very good

458 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Related info for your journey

What airport do you fly into for flights to San Francisco from Canada?
If you book a flight to San Francisco from Canada, you will be flying to San Francisco, which is the city’s only airport. San Francisco (SFO) is located 17.7 km from the centre of San Francisco.
How long is the flight from Canada to San Francisco?
WestJet, United Airlines, and Alaska Airlines can get you from Canada to San Francisco in just under 2h 54m. Your travel time can differ by up to 3h 21m. The distance between Canada and San Francisco is about 1638 km. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from Canada to San Francisco one-way?
The cheapest airline one-way is Flair Airlines, with whom users have recently found tickets for as low as C$ 103. However, be on the lookout for offers from WestJet and Air Canada, as they are both options that can get you from Canada to San Francisco for a low price.
What are the most popular routes from Canada to San Francisco?
While some choose either Toronto Pearson Intl - San Francisco or Abbotsford - San Francisco, Vancouver Intl - San Francisco is the most popular route from Canada to San Francisco.
What are the most reliable airlines from Canada to San Francisco?
The top 3 most reliable airlines when flying from Canada to San Francisco are Singapore Airlines (74%), American Airlines (71%) and Porter Airlines (71%).
What are the cheapest flights from Canada to San Francisco?
The cheapest flight price from Canada to San Francisco is C$ 266. On average you can expect to pay C$ 1,914. The most popular route, (Vancouver Intl - San Francisco), can usually be booked for C$ 308.
Can I find deals for flights from Canada to San Francisco that include hotel bookings?
Yes. In addition to deals on Canada to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Canada to San Francisco?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Canada to San Francisco.
Can I find deals for business class flights from Canada to San Francisco?
Yes. Cheapflights offers flight deals from Canada to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Canada to San Francisco?
Currently, January is the cheapest month in which you can book a flight from Canada to San Francisco (average of C$ 447). Flying from Canada to San Francisco in July is currently the most expensive (average of C$ 610). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Santa Clara

Burlingame

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Novato

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Top 9 airlines flying from Canada to San Francisco

Airline	Cheapest	Average	Flexibility	On-time
Flair Airlines	CheapestC$ 109	AverageC$ 214	FlexibilityNo cancel fee	On-timeN/A	Search Flair Airlines flights
WestJet	CheapestC$ 130	AverageC$ 427	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Air Canada	CheapestC$ 145	AverageC$ 683	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 151	AverageC$ 582	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Delta	CheapestC$ 168	AverageC$ 569	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Porter Airlines	CheapestC$ 313	AverageC$ 559	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
American Airlines	CheapestC$ 348	AverageC$ 676	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Air Transat	CheapestC$ 353	AverageC$ 586	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Alaska Airlines	CheapestC$ 397	AverageC$ 634	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Canada to San Francisco?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Canada to San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Canada to San Francisco?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Canada to San Francisco.

Can Cheapflights find flights from Canada to San Francisco with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Canada to San Francisco flexibly with Cheapflights today.

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Not ready to book yet? You can track prices for flights from Canada to San Francisco on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Canada to San Francisco from C$ 148

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Canada to San Francisco

Cheapest flights from Canada to San FranciscoExplore the most affordable flight options available from Canada to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 September 2026.

Explore the most affordable flight options available from Canada to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 September 2026.

Best flights from Canada to San FranciscoDiscover carefully curated flight deals from Canada to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Discover carefully curated flight deals from Canada to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Direct flights from Canada to San FranciscoExplore direct flight options from Canada to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 9 September 2026.

Explore direct flight options from Canada to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 9 September 2026.

Last-minute flights from Canada to San FranciscoDiscover last-minute flight deals from Canada to San Francisco. Data last updated 9 September 2026 and is based on user searches.

Discover last-minute flight deals from Canada to San Francisco. Data last updated 9 September 2026 and is based on user searches.

One-way flights from Canada to San FranciscoSearch for one-way flight options from Canada to San Francisco. Find affordable one-way fares based on user searches. Data last updated 9 September 2026.

Search for one-way flight options from Canada to San Francisco. Find affordable one-way fares based on user searches. Data last updated 9 September 2026.

Find flight deals from Canada to San Francisco

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from Canada to San Francisco that are best for you.

Best time to book a flight from Canada to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Canada with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Canada to San Francisco?

What is the cheapest time of day to fly from CA to SFO?

Find hourly flight availability from Canada to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9 September 2026.

Unlike in the evening, when flights are generally more expensive, you can save up to 47% on flights from Canada to San Francisco by exploring options for tickets at noon.

Weekly flight availability from Canada to San Francisco

The most flights from CA0 to SFO are scheduled on a Monday (27 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

How often are flights from Canada to San Francisco delayed?

About 29% of weekly flights between Canada and San Francisco have experienced delays in the past year, with the average delay time being 137 minutes.

What is the most punctual flight time for Canada to San Francisco flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Canada to San Francisco flights?

Over the past year, United Airlines has had the lowest number of delays on this route, with just 23% of flights being delayed.

How far ahead should I book a flight from Canada to San Francisco?

The price you pay for your flight from Canada to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 38 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest day to fly from Canada to San Francisco?

Use this chart to determine the cheapest time to fly round-trip from Canada to San Francisco. Price data was last updated on 5 September 2026.

Travelers seeking maximum savings on their Canada to San Francisco flight should consider departing on Wednesday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing San Francisco

Check out reviews from past customers who have flown with Porter Airlines,United Airlines, andWestJet from Canada to San Francisco to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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What are the cheapest airlines to fly from Canada to San Francisco one-way?

What are the most popular routes from Canada to San Francisco?

What are the most reliable airlines from Canada to San Francisco?

What are the cheapest flights from Canada to San Francisco?

Can I find deals for flights from Canada to San Francisco that include hotel bookings?

How can I find direct flights from Canada to San Francisco?

Can I find deals for business class flights from Canada to San Francisco?

What is the cheapest month to book a flight from Canada to San Francisco?

Travelling to a place near San Francisco?

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Alternative routes for Canada to San Francisco

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Complete your trip

Complete your trip to San Francisco by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to California

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Search flights from Canada to San Francisco by cabin class

Find flights from Canada to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Canada and San Francisco flights

Browse other Canada and San Francisco flight options. Last updated on 9 September 2026.

Popular flight searches

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Other flights to San Francisco

Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 9 September 2026.

Canada to San Francisco flights

Consider these flights travelling from Canada to San Francisco.

Top 9 airlines flying from Canada to San Francisco

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Cheapest flights from Canada to San Francisco
Explore the most affordable flight options available from Canada to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 September 2026.

Best flights from Canada to San Francisco
Discover carefully curated flight deals from Canada to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Direct flights from Canada to San Francisco
Explore direct flight options from Canada to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 9 September 2026.

Last-minute flights from Canada to San Francisco
Discover last-minute flight deals from Canada to San Francisco. Data last updated 9 September 2026 and is based on user searches.

One-way flights from Canada to San Francisco
Search for one-way flight options from Canada to San Francisco. Find affordable one-way fares based on user searches. Data last updated 9 September 2026.