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Cheap flights from St. John's to San Francisco from $203

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 7/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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
9:20 am - 12:00 pm
YYT
-
SFO
31h 10m
2 stops
WestJet Logo
6:05 pm - 8:25 am
SFO
-
YYT
33h 50m
2 stops
$351WestJet
Thu, Jul 16 - Thu, Jul 23
WestJet Logo
9:20 am - 12:00 pm
YYT
-
SFO
31h 10m
2 stops
WestJet Logo
6:00 am - 6:45 am
SFO
-
YYT
20h 15m
1 stop
$354WestJet
Fri, Jul 17 - Sun, Jul 19
WestJet Logo
7:35 am - 12:00 pm
YYT
-
SFO
32h 55m
1 stop
WestJet Logo
6:05 pm - 8:25 am
SFO
-
YYT
33h 50m
2 stops
$362WestJet
Thu, Jul 16 - Thu, Jul 23
WestJet Logo
3:00 pm - 12:00 pm
YYT
-
SFO
25h 30m
2 stops
WestJet Logo
1:00 pm - 10:55 pm
SFO
-
YYT
29h 25m
2 stops
$374WestJet
Fri, Sep 25 - Thu, Oct 1
WestJet Logo
9:20 am - 12:00 pm
YYT
-
SFO
31h 10m
2 stops
WestJet Logo
6:00 am - 10:55 pm
SFO
-
YYT
36h 25m
2 stops
$380WestJet
Fri, Jul 17 - Sun, Jul 19
WestJet Logo
9:20 am - 9:55 pm
YYT
-
SFO
17h 05m
2 stops
WestJet Logo
1:00 pm - 6:45 am
SFO
-
YYT
13h 15m
1 stop
$402WestJet
Fri, Sep 11 - Mon, Sep 14
WestJet Logo
3:00 pm - 12:00 pm
YYT
-
SFO
25h 30m
2 stops
WestJet Logo
1:00 pm - 10:55 pm
SFO
-
YYT
53h 25m
2 stops
$435WestJet
Fri, Sep 25 - Thu, Oct 1
WestJet Logo
3:00 pm - 12:00 pm
YYT
-
SFO
25h 30m
2 stops
WestJet Logo
6:05 pm - 4:10 pm
SFO
-
YYT
41h 35m
2 stops
$437WestJet
Tue, Jul 14 - Tue, Jul 21
WestJet Logo
7:35 am - 9:55 pm
YYT
-
SFO
18h 50m
1 stop
WestJet Logo
6:00 am - 6:45 am
SFO
-
YYT
20h 15m
1 stop
$444WestJet
Fri, Sep 11 - Mon, Sep 14
United Airlines Logo
5:35 am - 11:17 am
YYT
-
SFO
10h 12m
1 stop
United Airlines Logo
11:14 pm - 12:33 am
SFO
-
YYT
20h 49m
2 stops
$445United Airlines
Fri, Sep 11 - Mon, Sep 14

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WestJet flights from St. John's to San Francisco

Our best WestJet deals on St. John's to San Francisco flight tickets
WestJet
Jul 16
YYT9:20 amSt John's
31h 10m
2 stops
SFO12:00 pmSan Francisco
Jul 23
SFO6:05 pmSan Francisco
33h 50m
2 stops
YYT8:25 amSt John's
$351
WestJet
Jul 17
YYT9:20 amSt John's
31h 10m
2 stops
SFO12:00 pmSan Francisco
Jul 19
SFO6:00 amSan Francisco
20h 15m
1 stop
YYT6:45 amSt John's
$354
WestJet
Jul 16
YYT7:35 amSt John's
32h 55m
1 stop
SFO12:00 pmSan Francisco
Jul 23
SFO6:05 pmSan Francisco
33h 50m
2 stops
YYT8:25 amSt John's
$362

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
Sep 11
YYT6:10 pmSt John's
20h 40m
2 stops
SFO10:20 amSan Francisco
Sep 14
SFO5:00 amSan Francisco
15h 03m
2 stops
YYT12:33 amSt John's
$477
Air Canada
Sep 11
YYT6:10 pmSt John's
20h 40m
2 stops
SFO10:20 amSan Francisco
Sep 14
SFO6:00 amSan Francisco
14h 03m
2 stops
YYT12:33 amSt John's
$479
Air Canada
Sep 11
YYT6:05 pmSt John's
20h 45m
2 stops
SFO10:20 amSan Francisco
Sep 14
SFO6:00 amSan Francisco
14h 03m
2 stops
YYT12:33 amSt John's
$483

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 June 20, 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

Thu 7/16

9:20 am-12:00 pm

2 stops31h 10m

San Francisco

Thu 7/23

6:05 pm-8:25 am

2 stops33h 50m

$351

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Fri 7/17

9:20 am-12:00 pm

2 stops31h 10m

San Francisco

Sun 7/19

6:00 am-6:45 am

1 stop20h 15m

$354

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Thu 7/16

7:35 am-12:00 pm

1 stop32h 55m

San Francisco

Thu 7/23

6:05 pm-8:25 am

2 stops33h 50m

$362

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Fri 9/25

3:00 pm-12:00 pm

2 stops25h 30m

San Francisco

Thu 10/1

1:00 pm-10:55 pm

2 stops29h 25m

$374

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Fri 7/17

9:20 am-12:00 pm

2 stops31h 10m

San Francisco

Sun 7/19

6:00 am-10:55 pm

2 stops36h 25m

$380
Quickest round-trip

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Fri 9/11

9:20 am-9:55 pm

2 stops17h 05m

San Francisco

Mon 9/14

1:00 pm-6:45 am

1 stop13h 15m

$402

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Fri 9/25

3:00 pm-12:00 pm

2 stops25h 30m

San Francisco

Thu 10/1

1:00 pm-10:55 pm

2 stops53h 25m

$435

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Tue 7/14

3:00 pm-12:00 pm

2 stops25h 30m

San Francisco

Tue 7/21

6:05 pm-4:10 pm

2 stops41h 35m

$437

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Fri 9/11

7:35 am-9:55 pm

1 stop18h 50m

San Francisco

Mon 9/14

6:00 am-6:45 am

1 stop20h 15m

$444

St. John'sSan Francisco

YYT - SFO

YYTSFO

St John's

Fri 9/11

5:35 am-11:17 am

1 stop10h 12m

San Francisco

Mon 9/14

11:14 pm-12:33 am

2 stops20h 49m

$445

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 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

10h 12m

Direct flights

None
The fastest flight from St. John's to San Francisco takes 10h 12m
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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Frequently asked questions about flying from St. John's to San Francisco

  • How far is St John's to San Francisco by plane?

    A flight from St John's to San Francisco will travel around 3480.8 mi. 10h 12m 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
Hayward
Bodega Bay
Roseville
Fremont
Walnut Creek
Santa Clara
South San Francisco
Berkeley
Vallejo
Sunnyvale
Salinas
Big Sur
Pacific Grove
Daly City
Burlingame
Calistoga

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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