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Cheap flights from San Francisco to Saint John from $498

This is the cheapest one-way 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 1/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
6:45 pm - 10:49 amSFO-YSJ
12h 04m2 stops
Air Canada Logo
5:55 am - 1:03 pmYSJ-SFO
11h 08m1 stop
$645Air Canada
Find Deal
lun., may. 4 - mié., may. 6
Air Canada Logo
6:45 pm - 10:49 amSFO-YSJ
12h 04m2 stops
Air Canada Logo
5:55 am - 3:33 pmYSJ-SFO
13h 38m2 stops
$651Air Canada
Find Deal
lun., may. 4 - mié., may. 6
Air Canada Logo
8:40 am - 11:50 pmSFO-YSJ
11h 10m1 stop
Air Canada Logo
5:55 am - 10:53 amYSJ-SFO
8h 58m1 stop
$670Air Canada
Find Deal
lun., may. 4 - mié., may. 6
United Airlines Logo
5:00 pm - 3:35 pmSFO-YSJ
18h 35m2 stops
United Airlines Logo
4:15 pm - 9:22 pmYSJ-SFO
9h 07m1 stop
$719United Airlines
Find Deal
dom., feb. 15 - jue., feb. 19
Air Canada Logo
2:30 pm - 11:29 pmSFO-YSJ
28h 59m1 stop
Air Canada Logo
4:15 pm - 9:22 pmYSJ-SFO
9h 07m1 stop
$730Air Canada
Find Deal
dom., feb. 15 - jue., feb. 19
United Airlines Logo
10:55 pm - 3:35 pmSFO-YSJ
12h 40m2 stops
United Airlines Logo
4:15 pm - 10:17 amYSJ-SFO
22h 02m2 stops
$734United Airlines
Find Deal
dom., feb. 15 - jue., feb. 19

Air Canada flights from San Francisco to Saint John

Our best Air Canada deals on San Francisco to Saint John flight tickets
Air Canada
May 4
SFO6:45 pmSan Francisco
12h 04m
2 stops
YSJ10:49 amSaint John
May 6
YSJ5:55 amSaint John
11h 08m
1 stop
SFO1:03 pmSan Francisco
$645
Find similar
Air Canada
May 4
SFO6:45 pmSan Francisco
12h 04m
2 stops
YSJ10:49 amSaint John
May 6
YSJ5:55 amSaint John
13h 38m
2 stops
SFO3:33 pmSan Francisco
$651
Find similar
Air Canada
May 4
SFO8:40 amSan Francisco
11h 10m
1 stop
YSJ11:50 pmSaint John
May 6
YSJ5:55 amSaint John
8h 58m
1 stop
SFO10:53 amSan Francisco
$670
Find similar

United Airlines flights from San Francisco to Saint John

Our best United Airlines deals on San Francisco to Saint John flight tickets
United Airlines
Feb 15
SFO5:00 pmSan Francisco
18h 35m
2 stops
YSJ3:35 pmSaint John
Feb 19
YSJ4:15 pmSaint John
9h 07m
1 stop
SFO9:22 pmSan Francisco
$719
Find similar
United Airlines
Feb 15
SFO10:55 pmSan Francisco
12h 40m
2 stops
YSJ3:35 pmSaint John
Feb 19
YSJ4:15 pmSaint John
22h 02m
2 stops
SFO10:17 amSan Francisco
$734
Find similar

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 noviembre 19, 2025.
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

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

lun. 5/4

6:45 pm-10:49 am

2 stops12h 04m

Saint John

mié. 5/6

5:55 am-1:03 pm

1 stop11h 08m

$645

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

lun. 5/4

6:45 pm-10:49 am

2 stops12h 04m

Saint John

mié. 5/6

5:55 am-3:33 pm

2 stops13h 38m

$651

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

lun. 5/4

8:40 am-11:50 pm

1 stop11h 10m

Saint John

mié. 5/6

5:55 am-10:53 am

1 stop8h 58m

$670

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

dom. 2/15

5:00 pm-3:35 pm

2 stops18h 35m

Saint John

jue. 2/19

4:15 pm-9:22 pm

1 stop9h 07m

$719

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

dom. 2/15

2:30 pm-11:29 pm

1 stop28h 59m

Saint John

jue. 2/19

4:15 pm-9:22 pm

1 stop9h 07m

$730

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

dom. 2/15

10:55 pm-3:35 pm

2 stops12h 40m

Saint John

jue. 2/19

4:15 pm-10:17 am

2 stops22h 02m

$734

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

vie. 1/2

3:15 pm-3:33 pm

2 stops20h 18m

$498

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

vie. 1/2

8:49 am-11:29 pm

1 stop10h 40m

$1,843

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Saint John from

How to get the cheapest flight ticket from San Francisco to Saint John

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

Can stopping save me money on San Francisco to Saint John flights?

You could potentially save up to 27% on your flight if you consider stops on a San Francisco to Saint John flight.

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

Direct flights

None
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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  • How far is San Francisco to Saint John by plane?

    The straight-line distance from San Francisco to Saint John is 2897.4 mi. In terms of flight time, this usually takes a little over 11h 10m.

  • 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.

Traveling to a place near Saint John?

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

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.

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1 adult
vie. 12/19
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