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Cheap flights from San Francisco to Saint John from $693

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Saint John departing on 9/7. 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 San Francisco to Saint John

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
8:30 am - 1:25 am
SFO
-
YSJ
12h 55m
1 stop
Air Canada Logo
5:40 am - 12:34 pm
YSJ
-
SFO
10h 54m
1 stop
$693Air Canada
Mon, Sep 7 - Wed, Sep 9
Air Canada Logo
11:40 am - 11:50 pm
SFO
-
YSJ
8h 10m
1 stop
Air Canada Logo
5:00 am - 10:45 am
YSJ
-
SFO
9h 45m
1 stop
$699Air Canada
Tue, Jul 7 - Tue, Jul 14
Air Canada Logo
4:30 pm - 11:55 am
SFO
-
YSJ
15h 25m
1 stop
Air Canada Logo
5:00 am - 10:42 am
YSJ
-
SFO
9h 42m
1 stop
$723Air Canada
Mon, Aug 31 - Wed, Sep 2
Air Canada Logo
4:30 pm - 11:55 am
SFO
-
YSJ
15h 25m
1 stop
Air Canada Logo
5:00 am - 3:22 pm
YSJ
-
SFO
14h 22m
2 stops
$728Air Canada
Tue, Aug 25 - Thu, Aug 27
Air Canada Logo
4:30 pm - 11:55 am
SFO
-
YSJ
15h 25m
1 stop
Air Canada Logo
5:00 am - 3:22 pm
YSJ
-
SFO
14h 22m
2 stops
$729Air Canada
Mon, Aug 31 - Wed, Sep 2
Air Canada Logo
4:30 pm - 3:50 pm
SFO
-
YSJ
19h 20m
2 stops
Air Canada Logo
5:00 am - 3:22 pm
YSJ
-
SFO
14h 22m
2 stops
$737Air Canada
Tue, Aug 25 - Thu, Aug 27
Air Canada Logo
1:25 pm - 11:50 pm
SFO
-
YSJ
30h 25m
1 stop
Air Canada Logo
4:40 pm - 10:45 am
YSJ
-
SFO
22h 05m
2 stops
$756Air Canada
Tue, Jun 30 - Tue, Jul 7
United Airlines Logo
6:38 pm - 3:49 pm
SFO
-
YSJ
17h 11m
2 stops
United Airlines Logo
5:40 am - 10:39 am
YSJ
-
SFO
8h 59m
1 stop
$791United Airlines
Mon, Sep 7 - Wed, Sep 9
United Airlines Logo
6:38 pm - 3:49 pm
SFO
-
YSJ
17h 11m
2 stops
United Airlines Logo
12:50 pm - 10:55 pm
YSJ
-
SFO
14h 05m
2 stops
$797United Airlines
Mon, Sep 7 - Wed, Sep 9
Air Canada Logo
12:50 am - 3:56 pm
SFO
-
YSJ
11h 06m
2 stops
Air Canada Logo
5:00 am - 12:32 pm
YSJ
-
SFO
11h 32m
1 stop
$822Air Canada
Mon, Jul 6 - Tue, Jul 14

Air Canada flights from San Francisco to Saint John

Our best Air Canada deals on San Francisco to Saint John flight tickets
Air Canada
Sep 7
SFO8:30 amSan Francisco
12h 55m
1 stop
YSJ1:25 amSaint John
Sep 9
YSJ5:40 amSaint John
10h 54m
1 stop
SFO12:34 pmSan Francisco
$693
Air Canada
Jul 7
SFO11:40 amSan Francisco
8h 10m
1 stop
YSJ11:50 pmSaint John
Jul 14
YSJ5:00 amSaint John
9h 45m
1 stop
SFO10:45 amSan Francisco
$699
Air Canada
Aug 31
SFO4:30 pmSan Francisco
15h 25m
1 stop
YSJ11:55 amSaint John
Sep 2
YSJ5:00 amSaint John
9h 42m
1 stop
SFO10:42 amSan Francisco
$723

United Airlines flights from San Francisco to Saint John

Our best United Airlines deals on San Francisco to Saint John flight tickets
United Airlines
Sep 7
SFO6:38 pmSan Francisco
17h 11m
2 stops
YSJ3:49 pmSaint John
Sep 9
YSJ5:40 amSaint John
8h 59m
1 stop
SFO10:39 amSan Francisco
$791
United Airlines
Sep 7
SFO6:38 pmSan Francisco
17h 11m
2 stops
YSJ3:49 pmSaint John
Sep 9
YSJ12:50 pmSaint John
14h 05m
2 stops
SFO10:55 pmSan Francisco
$797
United Airlines
Jun 30
SFO6:34 pmSan Francisco
25h 16m
2 stops
YSJ11:50 pmSaint John
Jul 7
YSJ4:40 pmSaint John
22h 05m
2 stops
SFO10:45 amSan Francisco
$1,043

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Saint John 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 May 28, 2026.
Use the filters below to find and compare flights from San Francisco to Saint John that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Mon 9/7

8:30 am-1:25 am

1 stop12h 55m

Saint John

Wed 9/9

5:40 am-12:34 pm

1 stop10h 54m

$693
Quickest round-trip

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Tue 7/7

11:40 am-11:50 pm

1 stop8h 10m

Saint John

Tue 7/14

5:00 am-10:45 am

1 stop9h 45m

$699

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Mon 8/31

4:30 pm-11:55 am

1 stop15h 25m

Saint John

Wed 9/2

5:00 am-10:42 am

1 stop9h 42m

$723

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Tue 8/25

4:30 pm-11:55 am

1 stop15h 25m

Saint John

Thu 8/27

5:00 am-3:22 pm

2 stops14h 22m

$728

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Mon 8/31

4:30 pm-11:55 am

1 stop15h 25m

Saint John

Wed 9/2

5:00 am-3:22 pm

2 stops14h 22m

$729

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Tue 8/25

4:30 pm-3:50 pm

2 stops19h 20m

Saint John

Thu 8/27

5:00 am-3:22 pm

2 stops14h 22m

$737

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Tue 6/30

1:25 pm-11:50 pm

1 stop30h 25m

Saint John

Tue 7/7

4:40 pm-10:45 am

2 stops22h 05m

$756

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Mon 9/7

6:38 pm-3:49 pm

2 stops17h 11m

Saint John

Wed 9/9

5:40 am-10:39 am

1 stop8h 59m

$791

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Mon 9/7

6:38 pm-3:49 pm

2 stops17h 11m

Saint John

Wed 9/9

12:50 pm-10:55 pm

2 stops14h 05m

$797

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Mon 7/6

12:50 am-3:56 pm

2 stops11h 06m

Saint John

Tue 7/14

5:00 am-12:32 pm

1 stop11h 32m

$822

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from San Francisco to Saint John

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

Cheap San Francisco to Saint John (SFO to YSJ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Saint John

Fastest flight time

9h 45m

Direct flights

None
The fastest flight from San Francisco to Saint John takes 9h 45m
There are no direct flights from San Francisco to Saint John. There are no popular flight routes from San Francisco to Saint John.
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Frequently asked questions about flying from San Francisco to Saint John

  • How far is San Francisco to Saint John by plane?

    The straight-line distance from San Francisco to Saint John is 2897.3 mi. In terms of flight time, this usually takes a little over 9h 45m.

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

    Prices for flights from San Francisco Airport to Saint John Airport were last updated today.

  • How old do you have to be to fly from San Francisco Airport to Saint John Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Francisco Airport to Saint John Airport.

  • What documentation or ID do you need to fly to Saint John Airport?

    The travel and health documents required for your trip to Saint John Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Saint John Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from San Francisco to Saint John

  • How do I get Price Alerts for flights from San Francisco to Saint John?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to San Francisco from Saint John. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from San Francisco to Saint John with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Saint John?

Book flights to Saint John if you plan to visit one of these locations
Bridgetown
Middleton

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Saint John?

Finding the right flight to Saint John from San Francisco is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Saint John quick and easy, saving you time and money.

Can I find flights from San Francisco to Saint John with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Francisco to Saint John flights to just show those with flexible booking policies.

How can momondo help me find flights from San Francisco to Saint John?

momondo helps you find the best flight between San Francisco and Saint John by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for San Francisco to Saint John flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Saint John trip

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