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Cheap flights from Saint John to San Francisco Bay Area from C$ 375

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/6. Fares are subject to change and may not be available on all flights or dates of travel.
YSJ — SFO
25 Mar — 1 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from St John to San Francisco Bay Area

Enter your travel dates to find the best prices.

Cheapest flights from St John to San Francisco Bay Area
Explore the most affordable flight options available from St John to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 February 2026.

Tue 2/65:35 a.m.
YSJ
-
SFO
1 stop11h 10m
Air Canada
Tue 9/64:30 p.m.
SFO
-
YSJ
1 stop14h 57m
Air Canada
Deal found 22/2C$ 707
Tue 14/45:35 a.m.
YSJ
-
SFO
2 stops13h 57m
Air Canada
Sat 18/44:15 p.m.
SFO
-
YSJ
1 stop27h 37m
Air Canada
Deal found 19/2C$ 724
Tue 2/65:35 a.m.
YSJ
-
SFO
1 stop9h 15m
United Airlines
Tue 9/64:34 p.m.
SFO
-
YSJ
2 stops19h 16m
United Airlines
Deal found 22/2C$ 741
Tue 14/45:35 a.m.
YSJ
-
SFO
1 stop11h 50m
United Airlines
Sat 18/410:50 p.m.
SFO
-
YSJ
2 stops21h 02m
United Airlines
Deal found 20/2C$ 747
Wed 15/45:35 a.m.
YSJ
-
SJC
2 stops36h 00m
Air Canada
Fri 17/43:45 p.m.
SJC
-
YSJ
2 stops28h 07m
Air Canada
Deal found 19/2C$ 890
Tue 2/612:00 p.m.
YSJ
-
SFO
2 stops13h 55m
Multiple Airlines
Tue 9/66:00 a.m.
SFO
-
YSJ
3 stops24h 00m
Multiple Airlines
Deal found 22/2C$ 1,027

Find flight deals from St John to San Francisco Bay Area

Keep the following information in mind while searching for St John to San Francisco Bay Area flight deals. Data was last updated 23 February 2026.

Round-trip from

C$ 707

One-way from

C$ 375
Air Canada
  • Air Canada
  • 2/6-9/6
  • 2 total stops
  • 26h 07m total
  • Saint John to San Francisco Bay Area
Search Deals
Air Canada
  • Air Canada
  • 13/6
  • 1 total stop
  • 9h 15m total
  • Saint John to San Francisco Bay Area
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St John to San Francisco Bay Area 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, Cheapflights users made 629,999 searches. Data last updated 23 February 2026.
Use the filters below to find and compare flights from Saint John to San Francisco Bay Area that are best for you.

Fly from

St John

Fly to

San Francisco Bay Area

Route

Depart

Return

Price

Saint JohnSan Francisco

YSJ - SFO

YSJSFO

Saint John

Tue 14/4

5:35 a.m.-3:32 p.m.

2 stops13h 57m

San Francisco

Sat 18/4

4:15 p.m.-11:52 p.m.

1 stop27h 37m

C$ 724

Saint JohnSan Francisco

YSJ - SFO

YSJSFO

Saint John

Tue 2/6

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

1 stop9h 15m

San Francisco

Tue 9/6

4:34 p.m.-3:50 p.m.

2 stops19h 16m

C$ 741

Saint JohnSan Francisco

YSJ - SFO

YSJSFO

Saint John

Tue 14/4

5:35 a.m.-1:25 p.m.

1 stop11h 50m

San Francisco

Sat 18/4

10:50 p.m.-11:52 p.m.

2 stops21h 02m

C$ 747

Saint JohnSan Jose

YSJ - SJC

YSJSJC

Saint John

Wed 15/4

5:35 a.m.-1:35 p.m.

2 stops36h 00m

San Jose

Fri 17/4

3:45 p.m.-11:52 p.m.

2 stops28h 07m

C$ 890

Saint JohnSan Francisco

YSJ - SFO

YSJSFO

Saint John

Tue 2/6

12:00 p.m.-12:00 p.m.

3 stops28h 00m

San Francisco

Tue 9/6

6:00 a.m.-10:00 a.m.

3 stops24h 00m

C$ 1,070

Saint JohnSan Francisco

YSJ - SFO

YSJSFO

Saint John

Sat 13/6

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

1 stop9h 15m

C$ 375

Saint JohnSan Francisco

YSJ - SFO

YSJSFO

Saint John

Wed 8/4

5:35 a.m.-3:32 p.m.

2 stops13h 57m

C$ 376

Saint JohnSan Francisco

YSJ - SFO

YSJSFO

Saint John

Sun 12/7

4:30 p.m.-1:42 a.m.

2 stops13h 12m

C$ 413

Saint JohnSan Francisco

YSJ - SFO

YSJSFO

Saint John

Sat 13/6

12:20 p.m.-12:30 a.m.

2 stops16h 10m

C$ 420

Saint JohnSan Francisco

YSJ - SFO

YSJSFO

Saint John

Sun 12/7

5:40 a.m.-10:42 a.m.

1 stop9h 02m

C$ 502

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/2

Showing 1-10 of 11 results
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Best time to book a flight from St John to San Francisco Bay Area

Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area from St John with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Saint John to San Francisco Bay Area

What is the cheapest month to book a flight from Saint John to San Francisco Bay Area?

Currently, June is the cheapest month in which you can book a flight from Saint John to San Francisco Bay Area (average of C$ 330). Flying from Saint John to San Francisco Bay Area in December is currently the most expensive (average of C$ 732). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from St John to San Francisco Bay Area. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Saint John to San Francisco Bay Area?

    If you book a flight to San Francisco Bay Area from Saint John, you will be flying from Saint John, which is the city’s only airport. Saint John (YSJ) is located 15.1 km from the centre of Saint John.

  • How long is the flight from Saint John to San Francisco Bay Area?

    A quick flight from Saint John to San Francisco Bay Area can take about 9h 15m. Air Canada provides one of the quickest options available for as low as C$ 741. The distance between Saint John and San Francisco Bay Area is about 4682 km. This flight may include one or multiple stops.

  • Can I find deals for flights from St John to San Francisco Bay Area that include hotel bookings?

    Yes. In addition to deals on St John to San Francisco Bay Area flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St John to San Francisco Bay Area?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St John to San Francisco Bay Area.

  • Can I find deals for business class flights from St John to San Francisco Bay Area?

    Yes. Cheapflights offers flight deals from St John to San Francisco Bay Area by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Saint John to San Francisco Bay Area?

    Currently, June is the cheapest month in which you can book a flight from Saint John to San Francisco Bay Area (average of C$ 330). Flying from Saint John to San Francisco Bay Area in December is currently the most expensive (average of C$ 732). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Can Cheapflights notify me if prices for flights from St John to San Francisco Bay Area become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Francisco Bay Area from St John today and book when prices fit your budget.

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