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Cheap flights from St. John's to San Francisco from $226

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 5/2. 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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Find the cheapest flights from St. John's to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
3:00 pm - 9:55 pm
YYT
-
SFO
35h 25m
2 stops
WestJet Logo
6:00 am - 6:45 am
SFO
-
YYT
20h 15m
1 stop
$417WestJet
Fri, May 15 - Tue, May 19
WestJet Logo
3:00 pm - 9:55 pm
YYT
-
SFO
35h 25m
2 stops
WestJet Logo
6:00 am - 10:55 pm
SFO
-
YYT
36h 25m
2 stops
$443WestJet
Fri, May 15 - Tue, May 19
Air Canada Logo
2:00 pm - 12:50 am
YYT
-
SFO
15h 20m
2 stops
Air Canada Logo
11:10 am - 10:28 am
SFO
-
YYT
18h 48m
2 stops
$455Air Canada
Tue, May 5 - Wed, May 6
Air Canada Logo
5:35 am - 7:52 pm
YYT
-
SFO
18h 47m
2 stops
Air Canada Logo
11:10 am - 10:28 am
SFO
-
YYT
18h 48m
2 stops
$457Air Canada
Tue, May 5 - Wed, May 6
United Airlines Logo
6:35 am - 9:20 pm
YYT
-
SFO
19h 15m
2 stops
United Airlines Logo
6:40 am - 12:33 pm
SFO
-
YYT
25h 23m
2 stops
$458United Airlines
Sat, Apr 18 - Sat, Apr 25
Air Canada Logo
2:00 pm - 10:42 pm
YYT
-
SFO
13h 12m
2 stops
Air Canada Logo
11:10 am - 10:28 am
SFO
-
YYT
18h 48m
2 stops
$460Air Canada
Tue, May 5 - Wed, May 6
United Airlines Logo
6:00 pm - 9:23 am
YYT
-
SFO
19h 53m
1 stop
United Airlines Logo
6:40 am - 12:33 pm
SFO
-
YYT
25h 23m
2 stops
$490United Airlines
Sat, Apr 18 - Sat, Apr 25
Air Canada Logo
5:35 am - 11:25 am
YYT
-
SFO
10h 20m
1 stop
Air Canada Logo
11:10 am - 10:28 am
SFO
-
YYT
18h 48m
2 stops
$504Air Canada
Tue, May 5 - Wed, May 6
Air Canada Logo
8:25 pm - 11:25 am
YYT
-
SFO
19h 30m
2 stops
Air Canada Logo
4:30 pm - 10:28 am
SFO
-
YYT
13h 28m
2 stops
$530Air Canada
Tue, May 5 - Wed, May 6
Air Canada Logo
5:35 am - 11:25 am
YYT
-
SFO
10h 20m
1 stop
Air Canada Logo
11:10 am - 10:28 am
SFO
-
YYT
18h 48m
2 stops
$533Air Canada
Tue, May 5 - Wed, May 6

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
May 5
YYT2:00 pmSt John's
15h 20m
2 stops
SFO12:50 amSan Francisco
May 6
SFO11:10 amSan Francisco
18h 48m
2 stops
YYT10:28 amSt John's
$455
Air Canada
May 5
YYT5:35 amSt John's
18h 47m
2 stops
SFO7:52 pmSan Francisco
May 6
SFO11:10 amSan Francisco
18h 48m
2 stops
YYT10:28 amSt John's
$457
Air Canada
May 5
YYT2:00 pmSt John's
13h 12m
2 stops
SFO10:42 pmSan Francisco
May 6
SFO11:10 amSan Francisco
18h 48m
2 stops
YYT10:28 amSt John's
$460

WestJet flights from St. John's to San Francisco

Our best WestJet deals on St. John's to San Francisco flight tickets
WestJet
May 15
YYT3:00 pmSt John's
35h 25m
2 stops
SFO9:55 pmSan Francisco
May 19
SFO6:00 amSan Francisco
20h 15m
1 stop
YYT6:45 amSt John's
$417
WestJet
May 15
YYT3:00 pmSt John's
35h 25m
2 stops
SFO9:55 pmSan Francisco
May 19
SFO6:00 amSan Francisco
36h 25m
2 stops
YYT10:55 pmSt John's
$443
WestJet
May 15
YYT3:00 pmSt John's
35h 25m
2 stops
SFO9:55 pmSan Francisco
May 19
SFO6:00 amSan Francisco
20h 15m
1 stop
YYT6:45 amSt John's
$580

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 March 19, 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

Fri 5/15

3:00 pm-9:55 pm

2 stops35h 25m

San Francisco

Tue 5/19

6:00 am-6:45 am

1 stop20h 15m

$417

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Fri 5/15

3:00 pm-9:55 pm

2 stops35h 25m

San Francisco

Tue 5/19

6:00 am-10:55 pm

2 stops36h 25m

$443

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Tue 5/5

2:00 pm-12:50 am

2 stops15h 20m

San Francisco

Wed 5/6

11:10 am-10:28 am

2 stops18h 48m

$455

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Tue 5/5

5:35 am-7:52 pm

2 stops18h 47m

San Francisco

Wed 5/6

11:10 am-10:28 am

2 stops18h 48m

$457

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sat 4/18

6:35 am-9:20 pm

2 stops19h 15m

San Francisco

Sat 4/25

6:40 am-12:33 pm

2 stops25h 23m

$458

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Tue 5/5

2:00 pm-10:42 pm

2 stops13h 12m

San Francisco

Wed 5/6

11:10 am-10:28 am

2 stops18h 48m

$460

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Sat 4/18

6:00 pm-9:23 am

1 stop19h 53m

San Francisco

Sat 4/25

6:40 am-12:33 pm

2 stops25h 23m

$490
Quickest round-trip

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Tue 5/5

5:35 am-11:25 am

1 stop10h 20m

San Francisco

Wed 5/6

11:10 am-10:28 am

2 stops18h 48m

$504

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Tue 5/5

8:25 pm-11:25 am

2 stops19h 30m

San Francisco

Wed 5/6

4:30 pm-10:28 am

2 stops13h 28m

$530

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Tue 5/5

5:35 am-11:25 am

1 stop10h 20m

San Francisco

Wed 5/6

11:10 am-10:28 am

2 stops18h 48m

$533

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 airline that flies from St John's to San Francisco?

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

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

Fastest flight time

19h 53m

Direct flights

None
The fastest flight from St. John's to San Francisco takes 19h 53m
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.
Search flight deals

  • 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. 19h 53m 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
Walnut Creek
Roseville
Hayward
Berkeley
Santa Clara
Big Sur
Fremont
Calistoga
Vallejo
Salinas
Half Moon Bay
Daly City
Milpitas
Pacific Grove
South San Francisco

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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