How long is the flight from St. John's to San Francisco?

A quick flight from St. John's to San Francisco can take about 20h. Air Canada provides one of the quickest options available for as low as C$ 553. St. John's and San Francisco are separated by a distance of 5607 km.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 mm per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

What is the cheapest time of day to fly from YYT to SFO?

When flying from St. John's to San Francisco, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from St. John's to San Francisco?

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

Can I find deals for business class flights from St. John's to San Francisco?

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

C$ 553+ Cheap Flights from St. John's to San Francisco

Cheap flight deals from St. John's to San Francisco

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Cheapest flights from St. John's to San Francisco
Explore the most affordable flight options available from St. John's to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 October 2026.

Mon 23/115:55 p.m. -

2 stops24h 26m

Fri 27/118:25 a.m. -

1 stop11h 55m

Deal found 15/10C$ 553

Thu 12/115:00 a.m. -

1 stop15h 10m

Thu 19/114:40 p.m. -

1 stop16h 16m

Deal found 15/10C$ 948

Thu 12/119:05 a.m. -

3 stops32h 16m

Thu 19/114:40 p.m. -

3 stops27h 49m

Deal found 15/10C$ 982

Find flight deals from St. John's to San Francisco

Round-trip from	C$ 553

Air Canada
23/11-27/11
3 total stops
36h 21m total
St. John's to San Francisco

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Use the filters below to find and compare flights from St. John's to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. John'sSan Francisco

YYT St John's - SFO San Francisco

YYTSFO

St John's

Mon 23/11

6:00 a.m.-9:30 p.m.

1 stop20h 00m

San Francisco

Fri 27/11

8:25 a.m.-12:50 a.m.

1 stop11h 55m

C$ 553

St. John'sSan Francisco

YYT St John's - SFO San Francisco

YYTSFO

St John's

Fri 29/1

7:40 a.m.-9:33 p.m.

2 stops18h 23m

San Francisco

Tue 2/2

8:25 a.m.-12:50 a.m.

1 stop11h 55m

C$ 678

St. John'sSan Francisco

YYT St John's - SFO San Francisco

YYTSFO

St John's

Fri 1/1

7:00 a.m.-5:05 p.m.

3 stops38h 35m

San Francisco

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 759

St. John'sSan Francisco

YYT St John's - SFO San Francisco

YYTSFO

St John's

Sat 24/10

8:50 a.m.-9:30 a.m.

3 stops29h 10m

San Francisco

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 834

St. John'sSan Francisco

YYT St John's - SFO San Francisco

YYTSFO

St John's

Sat 24/10

3:00 p.m.-4:50 p.m.

2 stops30h 20m

San Francisco

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 836

St. John'sSan Francisco

YYT St John's - SFO San Francisco

YYTSFO

St John's

Sat 24/10

8:55 p.m.-12:45 p.m.

1 stop20h 20m

San Francisco

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 984

Quickest round-trip

St. John'sSan Francisco

YYT St John's - SFO San Francisco

YYTSFO

St John's

Fri 1/1

5:00 a.m.-3:40 p.m.

1 stop15h 10m

San Francisco

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 1,035

St. John'sSan Francisco

YYT St John's - SFO San Francisco

YYTSFO

St John's

Sun 3/1

1:35 p.m.-12:50 p.m.

1 stop27h 45m

San Francisco

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 1,420

St. John'sSan Francisco

YYT St John's - SFO San Francisco

YYTSFO

St John's

Sat 2/1

5:00 a.m.-9:30 p.m.

1 stop21h 00m

San Francisco

Wed 31/12

12:00 a.m.-4:30 a.m.

Nonstop0h 00m

C$ 1,628

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/10

Sorted by cheapest first

Best time to book a flight from St. John's to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from St. John's with our price prediction graph.

YYT-SFO

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 St. John's to San Francisco

What’s the top layover airport for flights from St. John's to San Francisco?

Montreal (YUL) – chosen by Cheapflights users on 50% of one-stop itineraries from St. John's to San Francisco on Cheapflights.

What’s the cheapest layover airport for flights from St. John's to San Francisco?

Toronto (YYZ) is the most affordable 1-stop option, with an average round-trip price of C$ 688.

What’s the fastest layover option from St. John's to San Francisco?

Flights via Montreal (YUL) have the shortest average one-way travel time for 1-stop routes: 10h 16m.

Which airport typically offers the quickest layover for flights from St. John's to San Francisco?

Flights via Toronto (YYZ) offer the fastest connection on this route, with an average layover time of 1h 37m.

Related info for your journey

How long is the flight from St. John's to San Francisco?
A quick flight from St. John's to San Francisco can take about 20h. Air Canada provides one of the quickest options available for as low as C$ 553. St. John's and San Francisco are separated by a distance of 5607 km.
Can I find deals for flights from St. John's to San Francisco that include hotel bookings?
Yes. In addition to deals on St. John's to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. John's to San Francisco?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. John's to San Francisco.
Can I find deals for business class flights from St. John's to San Francisco?
Yes. Cheapflights offers flight deals from St. John's to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from St. John's to San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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Millions of users choose and trust Cheapflights to book the best flight deals from St. John's to San Francisco for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from St. John's to San Francisco, users can toggle the no change fees filter when performing a flight search.

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

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Cheap flights from St. John's to San Francisco from C$ 553

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 23/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from St. John's to San Francisco

Cheapest flights from St. John's to San FranciscoExplore the most affordable flight options available from St. John's to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 October 2026.

Explore the most affordable flight options available from St. John's to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 October 2026.

Best flights from St. John's to San FranciscoDiscover carefully curated flight deals from St. John's to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 19 October 2026.

Discover carefully curated flight deals from St. John's to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 19 October 2026.

Last-minute flights from St. John's to San FranciscoDiscover last-minute flight deals from St. John's to San Francisco. Data last updated 19 October 2026 and is based on user searches.

Discover last-minute flight deals from St. John's to San Francisco. Data last updated 19 October 2026 and is based on user searches.

One-way flights from St. John's to San FranciscoSearch for one-way flight options from St. John's to San Francisco. Find affordable one-way fares based on user searches. Data last updated 19 October 2026.

Search for one-way flight options from St. John's to San Francisco. Find affordable one-way fares based on user searches. Data last updated 19 October 2026.

Find flight deals from St. John's to San Francisco

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Best time to book a flight from St. John's to San Francisco

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Cheapflights Insights

What’s the top layover airport for flights from St. John's to San Francisco?

Montreal (YUL) – chosen by Cheapflights users on 50% of one-stop itineraries from St. John's to San Francisco on Cheapflights.

What’s the cheapest layover airport for flights from St. John's to San Francisco?

Toronto (YYZ) is the most affordable 1-stop option, with an average round-trip price of C$ 688.

What’s the fastest layover option from St. John's to San Francisco?

Flights via Montreal (YUL) have the shortest average one-way travel time for 1-stop routes: 10h 16m.

Which airport typically offers the quickest layover for flights from St. John's to San Francisco?

Flights via Toronto (YYZ) offer the fastest connection on this route, with an average layover time of 1h 37m.

Related info for your journey

How long is the flight from St. John's to San Francisco?

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

How can I find direct flights from St. John's to San Francisco?

Can I find deals for business class flights from St. John's to San Francisco?

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Alternative routes for St. John's to San Francisco

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St. John's and San Francisco flights

Browse other St. John's and San Francisco flight options. Last updated on 19 October 2026.

Other flights from St. John's

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

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

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

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

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Cheapest flights from St. John's to San Francisco
Explore the most affordable flight options available from St. John's to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 October 2026.

Best flights from St. John's to San Francisco
Discover carefully curated flight deals from St. John's to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 19 October 2026.

Last-minute flights from St. John's to San Francisco
Discover last-minute flight deals from St. John's to San Francisco. Data last updated 19 October 2026 and is based on user searches.

One-way flights from St. John's to San Francisco
Search for one-way flight options from St. John's to San Francisco. Find affordable one-way fares based on user searches. Data last updated 19 October 2026.