What is the cheapest airline that flies from San Francisco Bay Area to London?

WestJet, Air Canada, and Delta are the most popular carriers operating from San Francisco Bay Area to London

Which airlines fly to London, Ontario?

Porter Airlines, Air Canada and United Airlines are the top three most popular airlines that fly to London, Ontario from San Francisco Bay Area according to our data. Porter Airlines is the first choice among our users, with 45% of people opting to fly with this airline when travelling to London, Ontario. Keep in mind that there are 5 different airlines that fly to London, Ontario on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from San Francisco Bay Area to London Airport?

Prices for flights from San Francisco Bay Area to London Airport are refreshed on a daily basis.

How old do you have to be to fly from San Francisco Bay Area to London Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Bay Area to London Airport.

What documentation or ID do you need to fly to London Airport?

The travel and health documents you'll need for your trip to London Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 287 Cheap Flights from San Francisco Bay Area to London, Ontario in 2026

Find the cheapest flights from San Francisco Bay Area to London

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:05 p.m. - 5:20 a.m.SFO San Francisco-YXU London

8h 15m1 stop Calgary

6:10 a.m. - 12:00 p.m.YXU London-SFO San Francisco

8h 50m1 stop Calgary

C$ 486WestJet

Wed, 30 Sep - Wed, 7 Oct

6:00 a.m. - 5:20 a.m.SFO San Francisco-YXU London

20h 20m1 stop Calgary

6:10 a.m. - 12:00 p.m.YXU London-SFO San Francisco

8h 50m1 stop Calgary

C$ 497WestJet

Thu, 17 Sep - Thu, 24 Sep

12:50 p.m. - 9:20 a.m.SFO San Francisco-YXU London

17h 30m2 stops Edmonton Toronto Pearson Intl

3:30 p.m. - 8:59 p.m.YXU London-SFO San Francisco

8h 29m1 stop Toronto Pearson Intl

C$ 614Air Canada

Thu, 17 Sep - Thu, 24 Sep

4:40 p.m. - 5:35 a.m.SFO San Francisco-YXU London

9h 55m1 stop Calgary

6:40 a.m. - 3:50 p.m.YXU London-SFO San Francisco

12h 10m1 stop Calgary

C$ 622WestJet

Fri, 6 Nov - Mon, 9 Nov

6:00 a.m. - 4:45 p.m.SFO San Francisco-YXU London

7h 45m1 stop Calgary

6:10 a.m. - 12:00 p.m.YXU London-SFO San Francisco

8h 50m1 stop Calgary

C$ 623WestJet

Thu, 1 Oct - Mon, 5 Oct

11:17 a.m. - 5:20 a.m.SFO San Francisco-YXU London

15h 03m2 stops Las Vegas Harry Reid Intl Calgary

6:10 a.m. - 12:00 p.m.YXU London-SFO San Francisco

8h 50m1 stop Calgary

C$ 638Multiple Airlines

Wed, 30 Sep - Wed, 7 Oct

12:50 p.m. - 9:20 a.m.SFO San Francisco-YXU London

17h 30m2 stops Edmonton Toronto Pearson Intl

5:40 a.m. - 6:31 p.m.YXU London-SFO San Francisco

15h 51m2 stops Toronto Pearson Intl Vancouver Intl

C$ 647Air Canada

Thu, 17 Sep - Thu, 24 Sep

6:05 p.m. - 5:20 a.m.SFO San Francisco-YXU London

8h 15m1 stop Calgary

6:10 a.m. - 6:00 p.m.YXU London-SFO San Francisco

14h 50m3 stops Calgary Kelowna Vancouver Intl

C$ 659Multiple Airlines

Wed, 30 Sep - Wed, 7 Oct

6:00 a.m. - 5:20 a.m.SFO San Francisco-YXU London

20h 20m1 stop Calgary

6:10 a.m. - 12:00 p.m.YXU London-SFO San Francisco

8h 50m1 stop Calgary

C$ 719WestJet

Thu, 17 Sep - Thu, 24 Sep

8:10 a.m. - 9:20 a.m.SFO San Francisco-YXU London

22h 10m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

6:20 p.m. - 10:20 a.m.YXU London-SFO San Francisco

19h 00m2 stops Toronto Pearson Intl Vancouver Intl

C$ 726Air Canada

Thu, 1 Oct - Mon, 5 Oct

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WestJet flights from San Francisco Bay Area to London, Ontario

Our best WestJet deals on San Francisco Bay Area to London, Ontario flight tickets

WestJet

30 Sep

SFO6:05 p.m.San Francisco

8h 15m

1 stop

YXU5:20 a.m.London

7 Oct

YXU6:10 a.m.London

8h 50m

1 stop

SFO12:00 p.m.San Francisco

C$ 486

WestJet

17 Sep

SFO6:00 a.m.San Francisco

20h 20m

1 stop

YXU5:20 a.m.London

24 Sep

YXU6:10 a.m.London

8h 50m

1 stop

SFO12:00 p.m.San Francisco

C$ 497

WestJet

6 Nov

SFO4:40 p.m.San Francisco

9h 55m

1 stop

YXU5:35 a.m.London

9 Nov

YXU6:40 a.m.London

12h 10m

1 stop

SFO3:50 p.m.San Francisco

C$ 622

United Airlines flights from San Francisco Bay Area to London, Ontario

Our best United Airlines deals on San Francisco Bay Area to London, Ontario flight tickets

United Airlines

30 Sep

SFO12:35 a.m.San Francisco

11h 20m

2 stops

YXU2:55 p.m.London

5 Oct

YXU3:30 p.m.London

12h 00m

2 stops

SFO12:30 a.m.San Francisco

C$ 860

United Airlines

1 Oct

SFO6:30 p.m.San Francisco

17h 25m

2 stops

YXU2:55 p.m.London

5 Oct

YXU6:20 p.m.London

17h 48m

1 stop

SFO9:08 a.m.San Francisco

C$ 872

United Airlines

3 Oct

SFO10:51 p.m.San Francisco

7h 29m

1 stop

YXU9:20 a.m.London

10 Oct

YXU5:40 a.m.London

8h 04m

1 stop

SFO10:44 a.m.San Francisco

C$ 1,004

momondo Fare Finder

Use the filters below to find and compare flights from San Francisco Bay Area to London, Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoLondon

SFO San Francisco - YXU London

SFOYXU

San Francisco

Wed 30/9

6:05 p.m.-5:20 a.m.

1 stop8h 15m

London

Wed 7/10

6:10 a.m.-12:00 p.m.

1 stop8h 50m

C$ 486

San FranciscoLondon

SFO San Francisco - YXU London

SFOYXU

San Francisco

Thu 17/9

6:00 a.m.-5:20 a.m.

1 stop20h 20m

London

Thu 24/9

6:10 a.m.-12:00 p.m.

1 stop8h 50m

C$ 497

San FranciscoLondon

SFO San Francisco - YXU London

SFOYXU

San Francisco

Thu 17/9

12:50 p.m.-9:20 a.m.

2 stops17h 30m

London

Thu 24/9

3:30 p.m.-8:59 p.m.

1 stop8h 29m

C$ 614

San FranciscoLondon

SFO San Francisco - YXU London

SFOYXU

San Francisco

Fri 6/11

4:40 p.m.-5:35 a.m.

1 stop9h 55m

London

Mon 9/11

6:40 a.m.-3:50 p.m.

1 stop12h 10m

C$ 622

Quickest round-trip

San FranciscoLondon

SFO San Francisco - YXU London

SFOYXU

San Francisco

Thu 1/10

6:00 a.m.-4:45 p.m.

1 stop7h 45m

London

Mon 5/10

6:10 a.m.-12:00 p.m.

1 stop8h 50m

C$ 623

San FranciscoLondon

SFO San Francisco - YXU London

SFOYXU

San Francisco

Wed 30/9

11:17 a.m.-5:20 a.m.

2 stops15h 03m

London

Wed 7/10

6:10 a.m.-12:00 p.m.

1 stop8h 50m

C$ 638

San FranciscoLondon

SFO San Francisco - YXU London

SFOYXU

San Francisco

Thu 17/9

12:50 p.m.-9:20 a.m.

2 stops17h 30m

London

Thu 24/9

5:40 a.m.-6:31 p.m.

2 stops15h 51m

C$ 647

San FranciscoLondon

SFO San Francisco - YXU London

SFOYXU

San Francisco

Wed 30/9

6:05 p.m.-5:20 a.m.

1 stop8h 15m

London

Wed 7/10

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

3 stops14h 50m

C$ 659

San FranciscoLondon

SFO San Francisco - YXU London

SFOYXU

San Francisco

Thu 17/9

6:00 a.m.-5:20 a.m.

1 stop20h 20m

London

Thu 24/9

6:10 a.m.-12:00 p.m.

1 stop8h 50m

C$ 719

San FranciscoLondon

SFO San Francisco - YXU London

SFOYXU

San Francisco

Thu 1/10

8:10 a.m.-9:20 a.m.

2 stops22h 10m

London

Mon 5/10

6:20 p.m.-10:20 a.m.

2 stops19h 00m

C$ 726

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Francisco Bay Area to London, Ontario

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

Prices

Airlines

Can stopping save me money on San Francisco Bay Area to London, Ontario flights?

No. A direct flight is the cheapest option for a flight between San Francisco Bay Area to London, Ontario.

Cheap San Francisco Bay Area to London, Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco Bay Area to London, Ontario

Best price found	C$ 287
Fastest flight time	10h 01m
Direct flights	None

The best one-way flight to London, Ontario from San Francisco Bay Area in the past 72 hours is C$ 287. The best round-trip flight deal from San Francisco Bay Area to London, Ontario found on momondo in the last 72 hours is C$ 486.

The fastest flight from San Francisco Bay Area to London, Ontario takes 10h 01m

There are no direct flights from San Francisco Bay Area to London, Ontario. There are no popular flight routes from San Francisco Bay Area to London, Ontario.

Search flight deals

Frequently asked questions about flying from San Francisco Bay Area to London, Ontario

When did momondo last update prices for flights from San Francisco Bay Area to London Airport?
Prices for flights from San Francisco Bay Area to London Airport are refreshed on a daily basis.
How old do you have to be to fly from San Francisco Bay Area to London Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Bay Area to London Airport.
What documentation or ID do you need to fly to London Airport?
The travel and health documents you'll need for your trip to London Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from San Francisco Bay Area to London, Ontario?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from San Francisco Bay Area to London, Ontario is Boeing 737 MAX 8 (30.77% of total bookings). The next most popular plane models are Boeing 737-700 Passenger/BBJ1 (winglets) (27.87%), Boeing 737-800 Passenger/BBJ2 (winglets) (25.83%), and Embraer 195 E2 (9.29%).

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Why use momondo?

Why should I use momondo to find a flight deal from San Francisco Bay Area to London?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Francisco Bay Area to London for you.

Can I find flights from San Francisco Bay Area to London with flexible booking policies on momondo?

Flights from San Francisco Bay Area to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Francisco Bay Area to London?

Once all potential San Francisco Bay Area to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to London from San Francisco Bay Area. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.