What is the cheapest airline that flies from San Francisco to St John's?

United Airlines and Air Canada are the most popular carriers operating from San Francisco to St John's

When did momondo last update prices for flights from San Francisco Airport to St John's Airport?

Prices for flights from San Francisco Airport to St John's Airport were last updated today.

How many operators does momondo search for flights from San Francisco Airport to St John's Airport?

As of December 2025, there are 2 operators available to choose from for flights from San Francisco Airport to St John's Airport.

How old do you have to be to fly from San Francisco Airport to St John's Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport to St John's Airport.

What documentation or ID do you need to fly to St John's Airport?

The necessary travel and health documents for your St John's Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$258 Cheap Flights from San Francisco to St. John's in 2025/26

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Find the cheapest flights from San Francisco to St. John's

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:30 am - 6:20 am

SFO

YYT

18h 20m1 stop

7:10 am - 11:54 am

YYT

SFO

33h 14m1 stop

$340WestJet

Sun, May 3 - Fri, May 15

7:30 am - 6:20 am

SFO

YYT

18h 20m1 stop

7:10 am - 5:14 pm

YYT

SFO

14h 34m1 stop

$374WestJet

Sun, May 3 - Sat, May 16

12:50 pm - 6:20 am

SFO

YYT

13h 00m1 stop

7:10 am - 9:24 pm

YYT

SFO

18h 44m1 stop

$375WestJet

Sun, May 3 - Fri, May 15

7:30 am - 10:55 pm

SFO

YYT

34h 55m2 stops

3:00 pm - 5:14 pm

YYT

SFO

30h 44m2 stops

$381WestJet

Sun, May 3 - Fri, May 15

12:50 pm - 6:20 am

SFO

YYT

13h 00m1 stop

3:00 pm - 9:24 pm

YYT

SFO

34h 54m2 stops

$384WestJet

Sun, May 3 - Fri, May 15

2:45 pm - 10:55 pm

SFO

YYT

27h 40m2 stops

7:10 am - 9:24 pm

YYT

SFO

18h 44m1 stop

$390WestJet

Mon, May 4 - Thu, May 14

4:15 pm - 12:43 pm

SFO

YYT

15h 58m2 stops

5:20 am - 11:17 am

YYT

SFO

10h 27m1 stop

$392Air Canada

Mon, Apr 20 - Sat, May 2

7:30 am - 10:55 pm

SFO

YYT

34h 55m2 stops

7:10 am - 5:14 pm

YYT

SFO

14h 34m1 stop

$394WestJet

Sat, May 2 - Thu, May 14

8:10 am - 12:56 am

SFO

YYT

12h 16m1 stop

1:15 pm - 7:42 pm

YYT

SFO

10h 57m1 stop

$395Air Canada

Tue, Apr 21 - Sat, May 2

2:30 pm - 12:38 pm

SFO

YYT

17h 38m1 stop

1:30 pm - 9:30 pm

YYT

SFO

12h 30m1 stop

$397Air Canada

Mon, Apr 20 - Wed, Apr 29

WestJet flights from San Francisco to St. John's

Our best WestJet deals on San Francisco to St. John's flight tickets

WestJet

May 3

SFO12:50 pmSan Francisco

13h 00m

1 stop

YYT6:20 amSt John's

May 15

YYT7:10 amSt John's

18h 44m

1 stop

SFO9:24 pmSan Francisco

$357

Find similar

WestJet

May 3

SFO7:30 amSan Francisco

34h 55m

2 stops

YYT10:55 pmSt John's

May 15

YYT3:00 pmSt John's

34h 54m

2 stops

SFO9:24 pmSan Francisco

$361

Find similar

WestJet

May 3

SFO7:30 amSan Francisco

34h 55m

2 stops

YYT10:55 pmSt John's

May 15

YYT7:10 amSt John's

33h 14m

1 stop

SFO11:54 amSan Francisco

$364

Find similar

Air Canada flights from San Francisco to St. John's

Our best Air Canada deals on San Francisco to St. John's flight tickets

Air Canada

Jan 20

SFO12:00 pmSan Francisco

9h 28m

1 stop

YYT1:58 amSt John's

Jan 27

YYT5:00 amSt John's

13h 00m

1 stop

SFO1:30 pmSan Francisco

$373

Find similar

Air Canada

Apr 28

SFO2:30 pmSan Francisco

17h 43m

2 stops

YYT12:43 pmSt John's

May 2

YYT5:20 amSt John's

10h 27m

1 stop

SFO11:17 amSan Francisco

$392

Find similar

Air Canada

Apr 21

SFO8:10 amSan Francisco

12h 16m

1 stop

YYT12:56 amSt John's

Apr 28

YYT6:10 pmSt John's

21h 05m

1 stop

SFO10:45 amSan Francisco

$424

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from San Francisco to St. John's that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoSt. John's

SFO - YYT

SFOYYT

San Francisco

Sun 5/3

7:30 am-6:20 am

1 stop18h 20m

St John's

Fri 5/15

7:10 am-11:54 am

1 stop33h 14m

$340

San FranciscoSt. John's

SFO - YYT

SFOYYT

San Francisco

Sun 5/3

7:30 am-6:20 am

1 stop18h 20m

St John's

Sat 5/16

7:10 am-5:14 pm

1 stop14h 34m

$374

San FranciscoSt. John's

SFO - YYT

SFOYYT

San Francisco

Sun 5/3

12:50 pm-6:20 am

1 stop13h 00m

St John's

Fri 5/15

7:10 am-9:24 pm

1 stop18h 44m

$375

San FranciscoSt. John's

SFO - YYT

SFOYYT

San Francisco

Sun 5/3

7:30 am-10:55 pm

2 stops34h 55m

St John's

Fri 5/15

3:00 pm-5:14 pm

2 stops30h 44m

$381

San FranciscoSt. John's

SFO - YYT

SFOYYT

San Francisco

Sun 5/3

12:50 pm-6:20 am

1 stop13h 00m

St John's

Fri 5/15

3:00 pm-9:24 pm

2 stops34h 54m

$384

San FranciscoSt. John's

SFO - YYT

SFOYYT

San Francisco

Mon 5/4

2:45 pm-10:55 pm

2 stops27h 40m

St John's

Thu 5/14

7:10 am-9:24 pm

1 stop18h 44m

$390

San FranciscoSt. John's

SFO - YYT

SFOYYT

San Francisco

Mon 4/20

4:15 pm-12:43 pm

2 stops15h 58m

St John's

Sat 5/2

5:20 am-11:17 am

1 stop10h 27m

$392

San FranciscoSt. John's

SFO - YYT

SFOYYT

San Francisco

Sat 5/2

7:30 am-10:55 pm

2 stops34h 55m

St John's

Thu 5/14

7:10 am-5:14 pm

1 stop14h 34m

$394

San FranciscoSt. John's

SFO - YYT

SFOYYT

San Francisco

Tue 4/21

8:10 am-12:56 am

1 stop12h 16m

St John's

Sat 5/2

1:15 pm-7:42 pm

1 stop10h 57m

$395

San FranciscoSt. John's

SFO - YYT

SFOYYT

San Francisco

Mon 4/20

2:30 pm-12:38 pm

1 stop17h 38m

St John's

Wed 4/29

1:30 pm-9:30 pm

1 stop12h 30m

$397

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Francisco to St. John's

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to St. John's?

Our data shows that Wednesday is the least expensive day to fly to St. John's. Tickets to fly out on this day can be as low as $578. Flights from San Francisco to St. John's on a Sunday will generally be more expensive and average around $844. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to St. John's?

The cheapest time of day to fly to St. John's is at noon when flights can be purchased for as low as $614. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $844 on average. Flights to St. John's from San Francisco in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on San Francisco to St. John's flights?

You could potentially save up to 12% on your flight if you consider stops on a San Francisco to St. John's flight.

When to book flights from San Francisco to St. John's

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to St. John's according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap San Francisco to St. John's (SFO to YYT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to St. John's

Fastest flight time	9h 28m
Direct flights	None

The fastest flight from San Francisco to St. John's takes 9h 28m

There are no direct flights from San Francisco to St. John's. There are no popular flight routes from San Francisco to St. John's.

Search flight deals

How far is San Francisco to St John's by plane?
St John's is 3480.9 mi away from San Francisco. In terms of flight time, this usually takes a little over 9h 28m.
When did momondo last update prices for flights from San Francisco Airport to St John's Airport?
Prices for flights from San Francisco Airport to St John's Airport were last updated today.
How many operators does momondo search for flights from San Francisco Airport to St John's Airport?
As of December 2025, there are 2 operators available to choose from for flights from San Francisco Airport to St John's Airport.
How old do you have to be to fly from San Francisco Airport to St John's Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport to St John's Airport.
What documentation or ID do you need to fly to St John's Airport?
The necessary travel and health documents for your St John's Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from San Francisco to St. John's?
Based on momondo bookings for this flight route, the most popular airline on flight routes from San Francisco to St. John's is Air Canada (66% of total bookings). The next most popular airline is United Airlines (34%).

Best airlines flying from San Francisco to St. John's

Compare and see reviews for airlines that fly from San Francisco to St. John's with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $290	Free Cancellation	Rating 7.4 9,092 reviews		Search United Airlines flights
Air Canada	PriceFrom $333	Free Cancellation	Rating 7.1 10,534 reviews		Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to St. John's?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to St. John's from San Francisco.

Can I find flights from San Francisco to St. John's with flexible booking policies on momondo?

Flights from San Francisco to St. John's with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Francisco to St. John's?

Once all potential San Francisco to St. John's flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from San Francisco to St. John's right now. Can momondo alert me if prices change?

Price alerts on flights to St. John's from San Francisco are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.