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Cheap flights from San Francisco to Saint John from C$ 426

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 2/6. 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

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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
11:10 a.m. - 3:40 p.m.
SFO
-
YSJ
24h 30m
1 stop
Air Canada Logo
5:00 a.m. - 10:50 a.m.
YSJ
-
SFO
9h 50m
1 stop
C$ 819Air Canada
Fri, 8 May - Fri, 15 May
Air Canada Logo
11:56 p.m. - 3:40 p.m.
SFO
-
YSJ
11h 44m
2 stops
Air Canada Logo
5:00 a.m. - 10:50 a.m.
YSJ
-
SFO
9h 50m
1 stop
C$ 874Air Canada
Fri, 8 May - Fri, 15 May
Air Canada Logo
11:45 a.m. - 11:52 p.m.
SFO
-
YSJ
8h 07m
1 stop
Air Canada Logo
5:35 a.m. - 10:50 a.m.
YSJ
-
SFO
9h 15m
1 stop
C$ 928Air Canada
Tue, 2 Jun - Thu, 4 Jun
Air Canada Logo
11:45 a.m. - 11:52 p.m.
SFO
-
YSJ
8h 07m
1 stop
Air Canada Logo
5:35 a.m. - 3:22 p.m.
YSJ
-
SFO
13h 47m
2 stops
C$ 935Air Canada
Tue, 2 Jun - Thu, 4 Jun
Air Canada Logo
4:30 p.m. - 11:27 a.m.
SFO
-
YSJ
14h 57m
2 stops
Air Canada Logo
5:35 a.m. - 3:22 p.m.
YSJ
-
SFO
13h 47m
2 stops
C$ 943Air Canada
Tue, 2 Jun - Thu, 4 Jun
Air Canada Logo
1:35 p.m. - 11:55 a.m.
SFO
-
YSJ
18h 20m
1 stop
Air Canada Logo
5:35 a.m. - 10:50 a.m.
YSJ
-
SFO
9h 15m
1 stop
C$ 963Air Canada
Mon, 4 May - Mon, 11 May
Air Canada Logo
4:30 p.m. - 11:55 a.m.
SFO
-
YSJ
15h 25m
2 stops
Air Canada Logo
5:35 a.m. - 6:32 p.m.
YSJ
-
SFO
16h 57m
2 stops
C$ 969Air Canada
Mon, 4 May - Mon, 11 May
Air Canada Logo
7:30 p.m. - 3:50 p.m.
SFO
-
YSJ
16h 20m
2 stops
Air Canada Logo
5:00 a.m. - 10:42 a.m.
YSJ
-
SFO
9h 42m
1 stop
C$ 971Air Canada
Wed, 24 Jun - Sat, 4 Jul
Air Canada Logo
11:56 p.m. - 11:52 p.m.
SFO
-
YSJ
19h 56m
3 stops
Air Canada Logo
5:00 a.m. - 10:50 a.m.
YSJ
-
SFO
9h 50m
1 stop
C$ 1,098Air Canada
Fri, 8 May - Fri, 15 May
Air Canada Logo
6:15 a.m. - 11:50 p.m.
SFO
-
YSJ
13h 35m
2 stops
Air Canada Logo
12:50 p.m. - 10:56 p.m.
YSJ
-
SFO
14h 06m
2 stops
C$ 1,109Air Canada
Wed, 24 Jun - Sat, 4 Jul

Air Canada flights from San Francisco to Saint John

Our best Air Canada deals on San Francisco to Saint John flight tickets
Air Canada
8 May
SFO11:10 a.m.San Francisco
24h 30m
1 stop
YSJ3:40 p.m.Saint John
15 May
YSJ5:00 a.m.Saint John
9h 50m
1 stop
SFO10:50 a.m.San Francisco
C$ 819
Air Canada
8 May
SFO11:56 p.m.San Francisco
11h 44m
2 stops
YSJ3:40 p.m.Saint John
15 May
YSJ5:00 a.m.Saint John
9h 50m
1 stop
SFO10:50 a.m.San Francisco
C$ 874
Air Canada
2 Jun
SFO11:45 a.m.San Francisco
8h 07m
1 stop
YSJ11:52 p.m.Saint John
4 Jun
YSJ5:35 a.m.Saint John
9h 15m
1 stop
SFO10:50 a.m.San Francisco
C$ 928

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 96,600 searches. Data last updated 25 March 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

Fri 8/5

11:10 a.m.-3:40 p.m.

1 stop24h 30m

Saint John

Fri 15/5

5:00 a.m.-10:50 a.m.

1 stop9h 50m

C$ 819

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Fri 8/5

11:56 p.m.-3:40 p.m.

2 stops11h 44m

Saint John

Fri 15/5

5:00 a.m.-10:50 a.m.

1 stop9h 50m

C$ 874
Quickest round-trip

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Tue 2/6

11:45 a.m.-11:52 p.m.

1 stop8h 07m

Saint John

Thu 4/6

5:35 a.m.-10:50 a.m.

1 stop9h 15m

C$ 928

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Tue 2/6

11:45 a.m.-11:52 p.m.

1 stop8h 07m

Saint John

Thu 4/6

5:35 a.m.-3:22 p.m.

2 stops13h 47m

C$ 935

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Tue 2/6

4:30 p.m.-11:27 a.m.

2 stops14h 57m

Saint John

Thu 4/6

5:35 a.m.-3:22 p.m.

2 stops13h 47m

C$ 943

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Mon 4/5

1:35 p.m.-11:55 a.m.

1 stop18h 20m

Saint John

Mon 11/5

5:35 a.m.-10:50 a.m.

1 stop9h 15m

C$ 963

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Mon 4/5

4:30 p.m.-11:55 a.m.

2 stops15h 25m

Saint John

Mon 11/5

5:35 a.m.-6:32 p.m.

2 stops16h 57m

C$ 969

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Wed 24/6

7:30 p.m.-3:50 p.m.

2 stops16h 20m

Saint John

Sat 4/7

5:00 a.m.-10:42 a.m.

1 stop9h 42m

C$ 971

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Fri 8/5

11:56 p.m.-11:52 p.m.

3 stops19h 56m

Saint John

Fri 15/5

5:00 a.m.-10:50 a.m.

1 stop9h 50m

C$ 1,098

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Wed 24/6

6:15 a.m.-11:50 p.m.

2 stops13h 35m

Saint John

Sat 4/7

12:50 p.m.-10:56 p.m.

2 stops14h 06m

C$ 1,109

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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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

What is the cheapest airline that flies from San Francisco to Saint John?

Air Canada is the most popular carrier operating from San Francisco to Saint John

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

21h 10m

Direct flights

None
The fastest flight from San Francisco to Saint John takes 21h 10m
There are no direct flights from San Francisco to Saint John. There are no popular flight routes from San Francisco to Saint John.
Search flight deals

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

    There are 4662.7 km between San Francisco and Saint John. A reasonable flight in good conditions will take 21h 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 are updated daily.

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

Travelling to a place near Saint John?

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

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 recognizable 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 offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Francisco to Saint John.

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

If you are not ready to book a flight from San Francisco to Saint John now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Saint John and let you know when they change.

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