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Cheap flights from St. John's to San Francisco from C$ 342

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/12. Fares are subject to change and may not be available on all flights or dates of travel.
YYT — SFO
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from St. John's to San Francisco

Enter your travel dates to find the best prices.

Cheapest flights from St. John's to San Francisco
Explore the most affordable flight options available from St. John's to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2025.

Sat 8/115:00 a.m.YYT - SFO
2 stops17h 20mUnited Airlines
Wed 12/118:55 p.m.SFO - YYT
2 stops23h 31mUnited Airlines
Deal found 29/10C$ 1,035
Sun 9/115:00 a.m.YYT - SFO
2 stops31h 20mUnited Airlines
Wed 12/118:55 p.m.SFO - YYT
2 stops23h 31mUnited Airlines
Deal found 29/10C$ 1,084
Mon 10/116:10 p.m.YYT - SFO
2 stops23h 57mUnited Airlines
Thu 13/118:55 p.m.SFO - YYT
2 stops23h 31mUnited Airlines
Deal found 30/10C$ 1,086
Mon 10/116:10 p.m.YYT - SFO
1 stop21h 14mAir Canada
Wed 12/112:30 p.m.SFO - YYT
1 stop17h 38mAir Canada
Deal found 29/10C$ 1,135
Mon 10/116:00 a.m.YYT - SFO
3 stops32h 00mMultiple Airlines
Thu 13/111:40 p.m.SFO - YYT
2 stops29h 05mMultiple Airlines
Deal found 30/10C$ 1,759

Cheap flight deals from St. John's to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from St. John's (YYT) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 30 October 2025.

Round-trip from

C$ 564

One-way from

C$ 342

Popular in

October

Cheapest in

April

Average price

C$ 1,814
Air Canada
  • Air Canada
  • 21/2-28/2
  • 2 total stops
  • 31h 22m total
  • St. John's to San Francisco
Search Deals
Air Canada
  • Air Canada
  • 13/12
  • 2 total stops
  • 14h 50m total
  • St. John's to San Francisco
Search Deals
Highest demand for flights based on searches. 43% potential increase in price (C$ 866 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 14% potential price decrease (C$ 140 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. John's to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 30 October 2025.
Use the filters below to find and compare flights from St. John's to San Francisco that are best for you.

Fly from

St. John's

Fly to

San Francisco

Route

Depart

Return

Price

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sat 21/2

5:00 a.m.-9:39 p.m.

1 stop21h 09m

San Francisco

Sat 28/2

8:30 a.m.-11:13 p.m.

1 stop10h 13m

C$ 564

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sat 21/2

5:05 a.m.-7:09 p.m.

2 stops18h 34m

San Francisco

Sat 28/2

9:20 p.m.-12:56 a.m.

2 stops23h 06m

C$ 578

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sat 21/2

4:15 p.m.-12:40 p.m.

3 stops24h 55m

San Francisco

Sat 28/2

10:15 a.m.-3:35 p.m.

3 stops24h 50m

C$ 846

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sat 21/2

4:15 p.m.-12:40 p.m.

3 stops24h 55m

San Francisco

Sat 28/2

1:40 p.m.-3:35 p.m.

2 stops21h 25m

C$ 1,003

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Mon 10/11

1:30 p.m.-7:35 a.m.

2 stops22h 35m

San Francisco

Wed 12/11

8:55 p.m.-12:56 a.m.

2 stops23h 31m

C$ 1,035

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Mon 10/11

6:10 p.m.-10:54 a.m.

1 stop21h 14m

San Francisco

Thu 13/11

2:30 p.m.-12:38 p.m.

1 stop17h 38m

C$ 1,084

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sun 9/11

5:00 a.m.-7:50 a.m.

2 stops31h 20m

San Francisco

Wed 12/11

8:55 p.m.-12:56 a.m.

2 stops23h 31m

C$ 1,084

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Mon 10/11

6:15 p.m.-7:10 p.m.

2 stops29h 25m

San Francisco

Wed 12/11

12:43 a.m.-1:33 a.m.

2 stops20h 20m

C$ 1,132

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sat 13/12

5:05 a.m.-3:25 p.m.

2 stops14h 50m

C$ 342

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sat 22/11

10:15 a.m.-9:34 p.m.

2 stops15h 49m

C$ 342

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/10

Showing 1-10 of 14 results
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Best time to book a flight from St. John's to San Francisco

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

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

Find hourly flight availability from St. John's 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 30 October 2025.

It’s optimal to fly from St. John's to San Francisco in the evening. By choosing this option you can save up to 73% on the cost of your flight, compared to a flight at noon.

How much does it cost to fly round-trip from St. John's to San Francisco?

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated 30 October 2025.
Get a feel of what it's like to fly with United Airlines and Air Canada from St. John's to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,998 reviews
Check prices

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,998 reviews
United Airlines
7.4
Good
8,998 reviews
Check prices

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Air Canada
7.1
Good
10,381 reviews
United Airlines
7.4
Good
8,998 reviews
Check prices

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from St. John's to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from St. John's to San Francisco?

    A quick flight from St. John's to San Francisco can take about 18h 34m. Air Canada provides one of the quickest options available for as low as C$ 578. St. John's and San Francisco are separated by a distance of 5607 km. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from St. John's to San Francisco round-trip?

    Air Canada, at C$ 170, was found to be the cheapest airline from St. John's to San Francisco. An alternate airline flying to your destination would be United Airlines. These flights start at 79% lower than the current average price 3 months from now.

  • Can I find deals for flights from St. John's to San Francisco that include hotel bookings?

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

  • How can I find direct flights from St. John's to San Francisco?

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

  • Can I find deals for business class flights from St. John's to San Francisco?

    Yes. Cheapflights offers flight deals from St. John's 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.

See more FAQs

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Richmond
Newark
Alameda
Redwood City
Burlingame
San Bruno
South San Francisco
Scotts Valley
Novato
Santa Clara
Vallejo

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Alternative routes for St. John's to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
St. John's to Las Vegas flights
St. John's to Los Angeles flights
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St. John's to Palm Springs flights

Top 2 airlines flying from St. John's to San Francisco

Discover the top 2 airlines that operate flights from St. John's to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 30 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 170AverageC$ 763FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 391AverageC$ 470FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. John's to San Francisco?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from St. John's 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 St. John's to San Francisco?

Millions of users choose and trust Cheapflights to book the best flight deals from St. John's to San Francisco for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from St. John's to San Francisco with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from St. John's to San Francisco, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from St. John's to San Francisco become cheaper?

Yes, Cheapflights offers price alerts on St. John's to San Francisco flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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