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Cheap flights from St. John's to San Francisco from C$ 364

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 21/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYT — SFO
9 Apr — 16 Apr1
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 10 March 2026.

Tue 5/55:35 a.m.
YYT
-
SFO
2 stops18h 14m
United Airlines
Wed 6/59:30 p.m.
SFO
-
YYT
2 stops15h 11m
United Airlines
Deal found 5/3C$ 539
Fri 15/53:00 p.m.
YYT
-
SFO
2 stops35h 25m
WestJet
Tue 19/56:00 a.m.
SFO
-
YYT
1 stop20h 15m
WestJet
Deal found 6/3C$ 588
Tue 5/58:25 p.m.
YYT
-
SFO
2 stops19h 30m
Air Canada
Wed 6/54:30 p.m.
SFO
-
YYT
2 stops13h 28m
Air Canada
Deal found 6/3C$ 616

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 10 March 2026.

Round-trip from

C$ 539

One-way from

C$ 364
United Airlines
  • United Airlines
  • 5/5-6/5
  • 4 total stops
  • 33h 25m total
  • St. John's to San Francisco
Search Deals
United Airlines
  • United Airlines
  • 21/4
  • 2 total stops
  • 17h 43m 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 10 March 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

Tue 5/5

5:35 a.m.-7:19 p.m.

2 stops18h 14m

San Francisco

Wed 6/5

9:30 p.m.-5:11 p.m.

2 stops15h 11m

C$ 539

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Fri 15/5

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

2 stops35h 25m

San Francisco

Tue 19/5

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

1 stop20h 15m

C$ 588

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Tue 5/5

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

1 stop10h 20m

San Francisco

Wed 6/5

11:10 a.m.-10:28 a.m.

2 stops18h 48m

C$ 654
Quickest round-trip

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Wed 6/5

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

1 stop10h 20m

San Francisco

Wed 13/5

8:05 a.m.-12:41 a.m.

1 stop12h 06m

C$ 694
Cheapest one-way
Quickest one-way

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Tue 21/4

5:25 a.m.-6:38 p.m.

2 stops17h 43m

C$ 364

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Tue 21/4

5:25 a.m.-9:22 p.m.

1 stop20h 27m

C$ 379

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sat 1/8

5:00 a.m.-9:44 p.m.

2 stops21h 14m

C$ 463

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sat 1/8

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

1 stop18h 50m

C$ 550

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sat 1/8

8:55 a.m.-7:43 a.m.

3 stops27h 18m

C$ 706

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Sorted by cheapest first

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.

Toronto (YYZ) – chosen by Cheapflights users on 67% 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$ 587.

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 Montreal (YUL) have the shortest average one-way travel time for 1-stop routes: 11h 29m.

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 Montreal (YUL) offer the fastest connection on this route, with an average layover time of 2h 56m.

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 10 March 2026.
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
9,409 reviews
Check prices

Overall

7.4

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Crew

8.1

Food

6.6

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
9,409 reviews
United Airlines
7.4
Good
9,409 reviews
Check prices

Overall

7.4

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Crew

8.1

Food

6.6

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
10,800 reviews
United Airlines
7.4
Good
9,409 reviews
Check prices

Overall

7.4

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Crew

8.1

Food

6.6

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 14m. United Airlines provides one of the quickest options available for as low as C$ 539. 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$ 165, 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.

  • 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
Burlingame
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.
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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 10 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 165AverageC$ 624FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 380AverageC$ 441FlexibilityNo 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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