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Cheap flights from St. John's to San Francisco from $244

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. John's to San Francisco departing on 12/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Air Canada Logo
5:00 am - 9:39 pmYYT-SFO
21h 09m1 stop
Air Canada Logo
8:30 am - 11:13 pmSFO-YYT
10h 13m1 stop
$402Air Canada
Find Deal
Sat, Feb 21 - Sat, Feb 28
United Airlines Logo
5:05 am - 11:11 pmYYT-SFO
22h 36m2 stops
United Airlines Logo
6:45 am - 12:56 amSFO-YYT
13h 41m2 stops
$411United Airlines
Find Deal
Sat, Feb 21 - Sat, Feb 28
United Airlines Logo
5:05 am - 7:19 pmYYT-SFO
18h 44m2 stops
United Airlines Logo
8:30 am - 11:13 pmSFO-YYT
10h 13m1 stop
$418United Airlines
Find Deal
Sat, Feb 21 - Sat, Feb 28
United Airlines Logo
5:05 am - 11:54 pmYYT-SFO
23h 19m2 stops
United Airlines Logo
10:55 pm - 12:56 amSFO-YYT
21h 31m2 stops
$456United Airlines
Find Deal
Wed, Mar 25 - Sun, Mar 29
United Airlines Logo
5:00 am - 1:30 pmYYT-SFO
13h 00m1 stop
United Airlines Logo
10:55 pm - 12:56 amSFO-YYT
21h 31m2 stops
$457United Airlines
Find Deal
Wed, Mar 25 - Sun, Mar 29
Air Canada Logo
5:00 am - 9:34 pmYYT-SFO
21h 04m1 stop
Air Canada Logo
8:30 am - 1:33 amSFO-YYT
12h 33m1 stop
$482Air Canada
Find Deal
Sat, Nov 22 - Tue, Nov 25
Air Canada Logo
5:00 am - 1:30 pmYYT-SFO
13h 00m1 stop
Air Canada Logo
8:45 am - 1:33 amSFO-YYT
12h 18m1 stop
$572Air Canada
Find Deal
Wed, Mar 25 - Sun, Mar 29
United Airlines Logo
5:05 am - 7:20 pmYYT-SFO
18h 45m2 stops
United Airlines Logo
8:55 pm - 12:56 amSFO-YYT
23h 31m2 stops
$586United Airlines
Find Deal
Sat, Nov 22 - Tue, Nov 25
Multiple Airlines Logo
5:05 am - 9:21 pmYYT-SFO
20h 46m2 stops
Multiple Airlines Logo
8:30 am - 1:33 amSFO-YYT
12h 33m1 stop
$622Multiple Airlines
Find Deal
Sat, Nov 22 - Tue, Nov 25
Multiple Airlines Logo
4:15 pm - 12:40 pmYYT-SFO
24h 55m3 stops
Multiple Airlines Logo
10:15 am - 3:35 pmSFO-YYT
24h 50m3 stops
$656Multiple Airlines
Find Deal
Sat, Feb 21 - Sat, Feb 28

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

Our best Air Canada deals on St. John's to San Francisco flight tickets
Air Canada
Feb 21
YYT5:00 amSt John's
21h 09m
1 stop
SFO9:39 pmSan Francisco
Feb 28
SFO8:30 amSan Francisco
10h 13m
1 stop
YYT11:13 pmSt John's
$402
Find similar
Air Canada
Nov 22
YYT5:00 amSt John's
21h 04m
1 stop
SFO9:34 pmSan Francisco
Nov 25
SFO8:30 amSan Francisco
12h 33m
1 stop
YYT1:33 amSt John's
$482
Find similar
Air Canada
Mar 25
YYT5:00 amSt John's
13h 00m
1 stop
SFO1:30 pmSan Francisco
Mar 29
SFO8:45 amSan Francisco
12h 18m
1 stop
YYT1:33 amSt John's
$572
Find similar

United Airlines flights from St. John's to San Francisco

Our best United Airlines deals on St. John's to San Francisco flight tickets
United Airlines
Feb 21
YYT5:05 amSt John's
22h 36m
2 stops
SFO11:11 pmSan Francisco
Feb 28
SFO6:45 amSan Francisco
13h 41m
2 stops
YYT12:56 amSt John's
$411
Find similar
United Airlines
Feb 21
YYT5:05 amSt John's
18h 44m
2 stops
SFO7:19 pmSan Francisco
Feb 28
SFO8:30 amSan Francisco
10h 13m
1 stop
YYT11:13 pmSt John's
$418
Find similar
United Airlines
Mar 25
YYT5:05 amSt John's
23h 19m
2 stops
SFO11:54 pmSan Francisco
Mar 29
SFO10:55 pmSan Francisco
21h 31m
2 stops
YYT12:56 amSt John's
$456
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated November 4, 2025.
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

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sat 2/21

5:00 am-9:39 pm

1 stop21h 09m

San Francisco

Sat 2/28

8:30 am-11:13 pm

1 stop10h 13m

$402

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sat 2/21

5:05 am-11:11 pm

2 stops22h 36m

San Francisco

Sat 2/28

6:45 am-12:56 am

2 stops13h 41m

$411

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sat 2/21

5:05 am-7:19 pm

2 stops18h 44m

San Francisco

Sat 2/28

8:30 am-11:13 pm

1 stop10h 13m

$418

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Wed 3/25

5:05 am-11:54 pm

2 stops23h 19m

San Francisco

Sun 3/29

10:55 pm-12:56 am

2 stops21h 31m

$456

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Wed 3/25

5:00 am-1:30 pm

1 stop13h 00m

San Francisco

Sun 3/29

10:55 pm-12:56 am

2 stops21h 31m

$457

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sat 11/22

5:00 am-9:34 pm

1 stop21h 04m

San Francisco

Tue 11/25

8:30 am-1:33 am

1 stop12h 33m

$482

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Wed 3/25

5:00 am-1:30 pm

1 stop13h 00m

San Francisco

Sun 3/29

8:45 am-1:33 am

1 stop12h 18m

$572

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sat 11/22

5:05 am-7:20 pm

2 stops18h 45m

San Francisco

Tue 11/25

8:55 pm-12:56 am

2 stops23h 31m

$586

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sat 11/22

5:05 am-9:21 pm

2 stops20h 46m

San Francisco

Tue 11/25

8:30 am-1:33 am

1 stop12h 33m

$622

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sat 2/21

4:15 pm-12:40 pm

3 stops24h 55m

San Francisco

Sat 2/28

10:15 am-3:35 pm

3 stops24h 50m

$656

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from St. John's to San Francisco

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

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from St. John's to San Francisco is on a Friday when prices can be found for as low as $665. The most expensive day to fly to San Francisco is Sunday, with ticket prices averaging around $938.

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

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

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

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

Direct flights

None
There are no direct flights from St. John's to San Francisco. There are no popular flight routes from St. John's to San Francisco.
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  • How far is St John's to San Francisco by plane?

    A flight from St John's to San Francisco will travel around 3480.9 mi. 13h 00m is a normal flight duration for this route.

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

    Prices for flights from St John's Airport to San Francisco Airport are refreshed on a daily basis.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from St John's Airport to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The required travel and health documents for your San Francisco Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Bodega Bay
Roseville
Calistoga
Hayward
Big Sur
Santa Clara
Daly City
Fremont
Berkeley
Vallejo
Walnut Creek
Half Moon Bay
Salinas
Turlock
Livermore
Pacific Grove

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from St. John's to San Francisco. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from St. John's to San Francisco on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Francisco from St. John's.

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

Price alerts on flights to San Francisco from St. John's 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.

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