Which airlines fly to San Francisco Bay Area?

Porter Airlines, Air Canada and United Airlines are the top three most popular airlines that fly to San Francisco Bay Area from London, Ontario according to our data. Porter Airlines is the first choice among our users, with 46% of people opting to fly with this airline when travelling to San Francisco Bay Area. Keep in mind that there are 8 different airlines that fly to San Francisco Bay Area on a routine basis, so you have a few additional options to choose from.

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

WestJet and United Airlines are the most popular carriers operating from London to San Francisco Bay Area

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

Prices for flights from London Airport to San Francisco Bay Area were last updated today.

How many operators does momondo search for flights from London Airport to San Francisco Bay Area?

As of June 2026, there are 2 operators available to choose from for flights from London Airport to San Francisco Bay Area.

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

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 London Airport to San Francisco Bay Area.

What documentation or ID do you need to fly to San Francisco Bay Area?

The necessary travel and health documents for your San Francisco Bay Area trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

C$ 320 Cheap Flights from London, Ontario to San Francisco Bay Area in 2026

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Find the cheapest flights from London, Ontario to San Francisco Bay Area

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:40 p.m. - 4:40 p.m.

YXU

SFO

23h 00m

1 stop

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

SFO

YXU

8h 15m

1 stop

C$ 474WestJet

Thu, 9 Jul - Wed, 29 Jul

8:40 p.m. - 4:40 p.m.

YXU

SFO

23h 00m

1 stop

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

SFO

YXU

8h 15m

1 stop

C$ 491WestJet

Thu, 9 Jul - Wed, 29 Jul

5:55 p.m. - 9:55 p.m.

YXU

SFO

31h 00m

1 stop

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

SFO

YXU

8h 15m

1 stop

C$ 513WestJet

Thu, 9 Jul - Wed, 29 Jul

8:40 p.m. - 4:40 p.m.

YXU

SFO

23h 00m

1 stop

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

SFO

YXU

8h 15m

1 stop

C$ 524WestJet

Thu, 9 Jul - Wed, 29 Jul

2:40 p.m. - 9:55 p.m.

YXU

SFO

10h 15m

2 stops

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

SFO

YXU

8h 15m

1 stop

C$ 530WestJet

Tue, 21 Jul - Wed, 29 Jul

5:55 p.m. - 4:40 p.m.

YXU

SFO

25h 45m

1 stop

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

SFO

YXU

20h 20m

1 stop

C$ 533WestJet

Thu, 9 Jul - Wed, 29 Jul

10:05 a.m. - 10:43 p.m.

YXU

SJC

15h 38m

2 stops

6:37 p.m. - 5:42 p.m.

SJC

YXU

20h 05m

2 stops

C$ 1,041United Airlines

Fri, 17 Jul - Fri, 24 Jul

5:40 a.m. - 10:50 p.m.

YXU

SJC

20h 10m

2 stops

6:30 a.m. - 9:40 p.m.

SJC

YXU

12h 10m

2 stops

C$ 1,077United Airlines

Sat, 5 Sep - Tue, 8 Sep

5:40 a.m. - 8:57 p.m.

YXU

SJC

18h 17m

2 stops

6:30 a.m. - 9:40 p.m.

SJC

YXU

12h 10m

2 stops

C$ 1,080United Airlines

Sat, 5 Sep - Tue, 8 Sep

6:10 a.m. - 10:58 p.m.

YXU

STS

19h 48m

2 stops

6:26 a.m. - 5:20 a.m.

STS

YXU

19h 54m

2 stops

C$ 1,273Multiple Airlines

Thu, 16 Jul - Thu, 23 Jul

Air Canada flights from London, Ontario to San Francisco Bay Area

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

Air Canada

20 Oct

YXU5:40 a.m.London

7h 59m

1 stop

SFO10:39 a.m.San Francisco

21 Oct

SFO11:35 a.m.San Francisco

7h 05m

1 stop

YXU9:40 p.m.London

C$ 579

Air Canada

3 Dec

YXU5:45 a.m.London

13h 21m

2 stops

SFO4:06 p.m.San Francisco

5 Dec

SFO9:00 a.m.San Francisco

21h 06m

2 stops

YXU9:06 a.m.London

C$ 648

Air Canada

3 Dec

YXU3:25 p.m.London

9h 19m

1 stop

SFO9:44 p.m.San Francisco

5 Dec

SFO9:00 a.m.San Francisco

21h 06m

2 stops

YXU9:06 a.m.London

C$ 650

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

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

United Airlines

20 Oct

YXU3:30 p.m.London

12h 46m

2 stops

SFO1:16 a.m.San Francisco

21 Oct

SFO5:00 a.m.San Francisco

13h 40m

2 stops

YXU9:40 p.m.London

C$ 694

United Airlines

8 Oct

YXU3:30 p.m.London

12h 46m

2 stops

SFO1:16 a.m.San Francisco

13 Oct

SFO11:00 p.m.San Francisco

7h 20m

1 stop

YXU9:20 a.m.London

C$ 716

United Airlines

8 Oct

YXU3:30 p.m.London

12h 46m

2 stops

SFO1:16 a.m.San Francisco

13 Oct

SFO10:35 p.m.San Francisco

13h 20m

2 stops

YXU2:55 p.m.London

C$ 730

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonSan Francisco

YXU - SFO

YXUSFO

London

Thu 9/7

8:40 p.m.-4:40 p.m.

1 stop23h 00m

San Francisco

Wed 29/7

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

1 stop8h 15m

C$ 474

LondonSan Francisco

YXU - SFO

YXUSFO

London

Thu 9/7

8:40 p.m.-4:40 p.m.

1 stop23h 00m

San Francisco

Wed 29/7

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

1 stop8h 15m

C$ 491

LondonSan Francisco

YXU - SFO

YXUSFO

London

Thu 9/7

5:55 p.m.-9:55 p.m.

1 stop31h 00m

San Francisco

Wed 29/7

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

1 stop8h 15m

C$ 513

LondonSan Francisco

YXU - SFO

YXUSFO

London

Thu 9/7

8:40 p.m.-4:40 p.m.

1 stop23h 00m

San Francisco

Wed 29/7

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

1 stop8h 15m

C$ 524

Quickest round-trip

LondonSan Francisco

YXU - SFO

YXUSFO

London

Tue 21/7

2:40 p.m.-9:55 p.m.

2 stops10h 15m

San Francisco

Wed 29/7

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

1 stop8h 15m

C$ 530

LondonSan Francisco

YXU - SFO

YXUSFO

London

Thu 9/7

5:55 p.m.-4:40 p.m.

1 stop25h 45m

San Francisco

Wed 29/7

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

1 stop20h 20m

C$ 533

LondonSan Jose

YXU - SJC

YXUSJC

London

Fri 17/7

10:05 a.m.-10:43 p.m.

2 stops15h 38m

San Jose

Fri 24/7

6:37 p.m.-5:42 p.m.

2 stops20h 05m

C$ 1,041

LondonSan Jose

YXU - SJC

YXUSJC

London

Sat 5/9

5:40 a.m.-10:50 p.m.

2 stops20h 10m

San Jose

Tue 8/9

6:30 a.m.-9:40 p.m.

2 stops12h 10m

C$ 1,077

LondonSan Jose

YXU - SJC

YXUSJC

London

Sat 5/9

5:40 a.m.-8:57 p.m.

2 stops18h 17m

San Jose

Tue 8/9

6:30 a.m.-9:40 p.m.

2 stops12h 10m

C$ 1,080

LondonSanta Rosa

YXU - STS

YXUSTS

London

Thu 16/7

6:10 a.m.-10:58 p.m.

2 stops19h 48m

Santa Rosa Sonoma County

Thu 23/7

6:26 a.m.-5:20 a.m.

2 stops19h 54m

C$ 1,273

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 London, Ontario to San Francisco Bay Area

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

What is the cheapest month to fly to San Francisco Bay Area?

In general, February is the cheapest month to fly from London, Ontario to San Francisco Bay Area. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 0. If you aren’t able to travel during the month of February, then book flights to San Francisco Bay Area from London, Ontario during August instead. Flights to San Francisco Bay Area in August, while not as cheap as those in February, still average around C$ 221.

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

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

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

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

Fastest flight time	10h 28m
Direct flights	None

The fastest flight from London, Ontario to San Francisco Bay Area takes 10h 28m

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

Search flight deals

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

When did momondo last update prices for flights from London Airport to San Francisco Bay Area?
Prices for flights from London Airport to San Francisco Bay Area were last updated today.
How many operators does momondo search for flights from London Airport to San Francisco Bay Area?
As of June 2026, there are 2 operators available to choose from for flights from London Airport to San Francisco Bay Area.
How old do you have to be to fly from London Airport to San Francisco Bay Area?
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 London Airport to San Francisco Bay Area.
What documentation or ID do you need to fly to San Francisco Bay Area?
The necessary travel and health documents for your San Francisco Bay Area trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London, Ontario to San Francisco Bay Area?
momondo data reveals that the most frequently booked plane model on the route from London, Ontario to San Francisco Bay Area is Boeing 737-800 Passenger/BBJ2 (winglets), representing 41.60% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 22.25%, Embraer 195 E2 at 21.65%, and Boeing 737-800 (Scimitar Winglets) at 5.12%.

Best airlines flying from London, Ontario to San Francisco Bay Area

Compare and see reviews for airlines that fly from London, Ontario to San Francisco Bay Area with momondo

Airline	Rating	Free Cancellation	Price
WestJet	PriceFrom C$ 222	Free Cancellation	Rating 7.2 3,351 reviews		Search WestJet flights
Air Canada	PriceFrom C$ 257	Free Cancellation	Rating 7.1 11,129 reviews		Search Air Canada flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to San Francisco Bay Area . Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from London to San Francisco Bay Area on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between London and San Francisco Bay Area by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to San Francisco Bay Area from London. 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.