Find flights
When to book
FAQs

Cheap flights from San Francisco to Saint John from C$ 899

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — YSJ
11 ene. — 18 ene.1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Francisco to St John

Enter your travel dates to find the best prices.

Best flights from San Francisco to St John
Discover carefully curated flight deals from San Francisco to St John that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 12 diciembre 2025.

mar. 5/57:10 a.m.SFO - YSJ
2 stops12h 42mAir Canada
mié. 6/55:35 a.m.YSJ - SFO
1 stop11h 10mAir Canada
Deal found 11/12C$ 899

Find flight deals from San Francisco to St John

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to St John (YSJ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 diciembre 2025.

Round-trip from

C$ 899
Air Canada
  • Air Canada
  • 5/5-6/5
  • 3 total stops
  • 23h 52m total
  • San Francisco to Saint John
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to St 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, Cheapflights users made 629,999 searches. Data last updated 12 diciembre 2025.
Use the filters below to find and compare flights from San Francisco to Saint John that are best for you.

Fly from

San Francisco

Fly to

St John

Route

Depart

Return

Price

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

mar. 5/5

7:10 a.m.-11:52 p.m.

2 stops12h 42m

Saint John

mié. 6/5

5:35 a.m.-12:45 p.m.

1 stop11h 10m

C$ 899

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Best time to book a flight from San Francisco to St John

Have a flexible travel schedule? Discover the best time to fly to St John from San Francisco 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.

Related info for your journey

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

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

    Air Canada can get you from San Francisco to Saint John in just under 12h 42m. Your travel time can differ by up to . There are 4682 km between San Francisco and Saint John.

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

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

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

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

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

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

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Francisco to St John

See prices for flight routes from nearby airports that may be better suited for you.
Oakland to Moncton flights
San Diego to Moncton flights
San Francisco to Fredericton flights
San Francisco to Moncton flights
Sacramento to Moncton flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San Francisco to St John?

When you search for this flight from San Francisco to St John, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from San Francisco to St John?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from San Francisco to St John for you. Better yet — we are completely free to use.

Can Cheapflights find flights from San Francisco to St John with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from San Francisco to St John flexibly with Cheapflights today.

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

Of course! You can now track prices for flights from San Francisco to St John and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.