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Cheap flights from St. John's to San Francisco from C$ 278

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 23/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYT — SFO
9 May — 16 May1
1 adult
1 adult, Economy, 0 bags

Cheap 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 9 April 2026.

Mon 4/53:00 p.m.
YYT
-
SFO
2 stops25h 30m
WestJet
Mon 11/56:00 a.m.
SFO
-
YYT
1 stop20h 15m
WestJet
Deal found 6/4C$ 547
Thu 27/89:20 a.m.
YYT
-
SFO
2 stops17h 05m
WestJet
Mon 31/86:05 p.m.
SFO
-
YYT
1 stop32h 10m
WestJet
Deal found 8/4C$ 630
Tue 2/67:35 a.m.
YYT
-
SFO
1 stop18h 50m
WestJet
Wed 3/66:00 a.m.
SFO
-
YYT
2 stops12h 25m
WestJet
Deal found 7/4C$ 631
Mon 4/52:05 p.m.
YYT
-
SFO
2 stops15h 41m
United Airlines
Sun 10/512:45 a.m.
SFO
-
YYT
2 stops20h 33m
United Airlines
Deal found 6/4C$ 677
Tue 2/65:35 a.m.
YYT
-
SFO
1 stop10h 20m
United Airlines
Wed 3/611:05 p.m.
SFO
-
YYT
2 stops21h 01m
United Airlines
Deal found 5/4C$ 748
Wed 20/53:00 p.m.
YYT
-
SFO
2 stops35h 25m
WestJet
Wed 27/56:00 a.m.
SFO
-
YYT
2 stops12h 25m
WestJet
Deal found 5/4C$ 788
Wed 20/55:35 a.m.
YYT
-
SFO
1 stop10h 20m
United Airlines
Wed 27/55:00 a.m.
SFO
-
YYT
2 stops16h 18m
United Airlines
Deal found 5/4C$ 792
Tue 2/65:35 a.m.
YYT
-
SFO
2 stops14h 30m
Air Canada
Wed 3/68:30 a.m.
SFO
-
YYT
2 stops11h 56m
Air Canada
Deal found 7/4C$ 800

Find 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 9 April 2026.

Round-trip from

C$ 547

One-way from

C$ 278
WestJet
  • WestJet
  • 4/5-11/5
  • 3 total stops
  • 45h 45m total
  • St. John's to San Francisco
Search Deals
Air Canada
  • Air Canada
  • 23/5
  • 1 total stop
  • 10h 20m total
  • St. John's to San Francisco
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 9 April 2026.
Use the filters below to find and compare flights from St. John's to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Mon 4/5

3:00 p.m.-12:00 p.m.

2 stops25h 30m

San Francisco

Mon 11/5

6:00 a.m.-6:45 a.m.

1 stop20h 15m

C$ 547

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Tue 2/6

7:35 a.m.-9:55 p.m.

1 stop18h 50m

San Francisco

Wed 3/6

6:00 a.m.-10:55 p.m.

2 stops12h 25m

C$ 631

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Mon 4/5

2:05 p.m.-1:16 a.m.

2 stops15h 41m

San Francisco

Sun 10/5

12:45 a.m.-1:48 a.m.

2 stops20h 33m

C$ 677

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Thu 27/8

7:35 a.m.-4:40 p.m.

1 stop13h 35m

San Francisco

Mon 31/8

6:05 p.m.-6:45 a.m.

1 stop32h 10m

C$ 690

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Tue 2/6

5:35 a.m.-11:25 a.m.

1 stop10h 20m

San Francisco

Wed 3/6

11:05 p.m.-12:36 a.m.

2 stops21h 01m

C$ 748

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Wed 20/5

3:00 p.m.-9:55 p.m.

2 stops35h 25m

San Francisco

Wed 27/5

6:00 a.m.-10:55 p.m.

2 stops12h 25m

C$ 788
Quickest round-trip

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Tue 2/6

5:35 a.m.-3:35 p.m.

2 stops14h 30m

San Francisco

Wed 3/6

8:30 a.m.-12:56 a.m.

2 stops11h 56m

C$ 811

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sun 24/5

3:00 p.m.-12:00 p.m.

2 stops25h 30m

San Francisco

Sun 31/5

6:05 p.m.-10:55 p.m.

2 stops24h 20m

C$ 854
Cheapest one-way
Quickest one-way

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sat 23/5

5:35 a.m.-11:25 a.m.

1 stop10h 20m

C$ 278

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sat 16/5

5:35 a.m.-9:02 p.m.

1 stop19h 57m

C$ 345

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/4

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

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’s the top layover airport for flights from St. John's to San Francisco?

Share of one-stop round-trip flights from St. John's to San Francisco chosen by Cheapflights users in the past 12 months, using the same layover each way.

Montreal (YUL) – chosen by Cheapflights users on 50% of one-stop itineraries from St. John's to San Francisco on Cheapflights.

What’s the cheapest layover airport for flights from St. John's to San Francisco?

Average round-trip fare for 1-stop flights from St. John's to San Francisco, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Montreal (YUL) is the most affordable 1-stop option, with an average round-trip price of C$ 598.

What’s the fastest layover option from St. John's to San Francisco?

Shortest average travel time for 1-stop one-way flights from St. John's to San Francisco, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Toronto (YYZ) have the shortest average one-way travel time for 1-stop routes: 11h 01m.

Which airport typically offers the quickest layover for flights from St. John's to San Francisco?

Average layover duration for 1-stop one-way flights from St. John's to San Francisco, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Toronto (YYZ) offer the fastest connection on this route, with an average layover time of 1h 28m.

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 15h 41m. WestJet provides one of the quickest options available for as low as C$ 677. St. John's and San Francisco are separated by a distance of 5607 km. This flight may include one or multiple stops.

  • 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
San Bruno
Burlingame
Roseville
Livermore
South San Francisco
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.
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St. John's to Santa Ana flights

Fly with Cheapflights

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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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