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 41% of people opting to fly with this airline when travelling to San Francisco Bay Area. Keep in mind that there are 9 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?

Air Canada, United Airlines, and WestJet 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 February 2026, there are 3 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$ 243 Cheap Flights from London to San Francisco Bay Area in 2026

1 adult

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:20 p.m. - 9:55 p.m.

YXU

SFO

10h 35m

2 stops

6:00 a.m. - 4:50 p.m.

SFO

YXU

7h 50m

1 stop

C$ 346WestJet

Fri, 22 May - Thu, 28 May

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

YXU

SFO

8h 50m

1 stop

6:00 a.m. - 4:50 p.m.

SFO

YXU

7h 50m

1 stop

C$ 350WestJet

Fri, 22 May - Thu, 28 May

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

YXU

SFO

8h 50m

1 stop

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

SFO

YXU

8h 15m

1 stop

C$ 360WestJet

Fri, 22 May - Fri, 29 May

2:20 p.m. - 9:55 p.m.

YXU

SFO

10h 35m

2 stops

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

SFO

YXU

8h 15m

1 stop

C$ 361WestJet

Fri, 22 May - Fri, 29 May

9:40 a.m. - 3:30 p.m.

YXU

SFO

8h 50m

1 stop

4:15 p.m. - 8:44 a.m.

SFO

YXU

13h 29m

1 stop

C$ 419Air Canada

Wed, 25 Mar - Wed, 1 Apr

5:10 a.m. - 9:16 p.m.

YXU

SJC

19h 06m

2 stops

8:45 a.m. - 8:46 a.m.

SJC

YXU

21h 01m

2 stops

C$ 947Air Canada

Mon, 9 Mar - Thu, 12 Mar

5:10 a.m. - 9:16 p.m.

YXU

SJC

19h 06m

2 stops

8:45 a.m. - 8:46 a.m.

SJC

YXU

21h 01m

2 stops

C$ 970United Airlines

Mon, 9 Mar - Thu, 12 Mar

5:10 a.m. - 9:16 p.m.

YXU

SJC

19h 06m

2 stops

8:45 a.m. - 8:46 a.m.

SJC

YXU

21h 01m

2 stops

C$ 1,011United Airlines

Mon, 9 Mar - Thu, 12 Mar

5:10 a.m. - 9:16 p.m.

YXU

SJC

19h 06m

2 stops

8:45 a.m. - 8:46 a.m.

SJC

YXU

21h 01m

2 stops

C$ 1,024Air Canada

Mon, 9 Mar - Thu, 12 Mar

9:25 a.m. - 10:36 p.m.

YXU

SJC

16h 11m

2 stops

8:45 a.m. - 8:43 a.m.

SJC

YXU

20h 58m

2 stops

C$ 1,027United Airlines

Fri, 3 Apr - Mon, 6 Apr

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

25 Mar

YXU9:40 a.m.London

8h 50m

1 stop

SFO3:30 p.m.San Francisco

31 Mar

SFO12:45 a.m.San Francisco

13h 18m

2 stops

YXU5:03 p.m.London

C$ 499

United Airlines

25 Mar

YXU5:10 a.m.London

15h 38m

2 stops

SFO5:48 p.m.San Francisco

31 Mar

SFO12:45 a.m.San Francisco

13h 18m

2 stops

YXU5:03 p.m.London

C$ 506

United Airlines

28 Mar

YXU5:10 a.m.London

20h 37m

2 stops

SFO10:47 p.m.San Francisco

19 Apr

SFO11:52 p.m.San Francisco

18h 26m

2 stops

YXU9:18 p.m.London

C$ 507

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

25 Mar

YXU9:40 a.m.London

8h 50m

1 stop

SFO3:30 p.m.San Francisco

1 Apr

SFO4:15 p.m.San Francisco

13h 29m

1 stop

YXU8:44 a.m.London

C$ 419

Air Canada

8 Jul

YXU6:00 a.m.London

9h 37m

1 stop

SFO12:37 p.m.San Francisco

28 Jul

SFO7:35 p.m.San Francisco

10h 20m

2 stops

YXU8:55 a.m.London

C$ 476

Air Canada

8 Jul

YXU6:00 a.m.London

7h 42m

1 stop

SFO10:42 a.m.San Francisco

29 Jul

SFO7:30 p.m.San Francisco

13h 15m

2 stops

YXU11:45 a.m.London

C$ 477

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

LondonSan Francisco

YXU - SFO

YXUSFO

London

Fri 22/5

2:20 p.m.-9:55 p.m.

2 stops10h 35m

San Francisco

Thu 28/5

6:00 a.m.-4:50 p.m.

1 stop7h 50m

C$ 346

LondonSan Francisco

YXU - SFO

YXUSFO

London

Fri 22/5

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

1 stop8h 50m

San Francisco

Thu 28/5

6:00 a.m.-4:50 p.m.

1 stop7h 50m

C$ 350

LondonSan Francisco

YXU - SFO

YXUSFO

London

Fri 22/5

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

1 stop8h 50m

San Francisco

Fri 29/5

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

1 stop8h 15m

C$ 360

LondonSan Francisco

YXU - SFO

YXUSFO

London

Fri 22/5

2:20 p.m.-9:55 p.m.

2 stops10h 35m

San Francisco

Fri 29/5

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

1 stop8h 15m

C$ 361

LondonSan Francisco

YXU - SFO

YXUSFO

London

Wed 25/3

9:40 a.m.-3:30 p.m.

1 stop8h 50m

San Francisco

Wed 1/4

4:15 p.m.-8:44 a.m.

1 stop13h 29m

C$ 419

LondonSan Jose

YXU - SJC

YXUSJC

London

Mon 9/3

5:10 a.m.-9:16 p.m.

2 stops19h 06m

San Jose

Thu 12/3

8:45 a.m.-8:46 a.m.

2 stops21h 01m

C$ 946

LondonSan Jose

YXU - SJC

YXUSJC

London

Mon 9/3

5:10 a.m.-9:16 p.m.

2 stops19h 06m

San Jose

Thu 12/3

8:45 a.m.-8:46 a.m.

2 stops21h 01m

C$ 970

LondonSan Jose

YXU - SJC

YXUSJC

London

Mon 9/3

5:10 a.m.-9:16 p.m.

2 stops19h 06m

San Jose

Thu 12/3

8:45 a.m.-8:46 a.m.

2 stops21h 01m

C$ 1,011

LondonSan Jose

YXU - SJC

YXUSJC

London

Mon 9/3

5:10 a.m.-9:16 p.m.

2 stops19h 06m

San Jose

Thu 12/3

8:45 a.m.-8:46 a.m.

2 stops21h 01m

C$ 1,024

LondonSan Jose

YXU - SJC

YXUSJC

London

Fri 3/4

9:25 a.m.-10:36 p.m.

2 stops16h 11m

San Jose

Mon 6/4

8:45 a.m.-8:43 a.m.

2 stops20h 58m

C$ 1,027

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

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	8h 50m
Direct flights	None

The fastest flight from London, Ontario to San Francisco Bay Area takes 8h 50m

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

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 February 2026, there are 3 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 Embraer 195 E2, representing 35.38% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 34.12%, Airbus A321-100/200 at 7.40%, and Boeing 737-800 Passenger/BBJ2 (winglets) at 4.33%.

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$ 218	Free Cancellation	Rating 7.2 3,276 reviews	Search WestJet flights
Air Canada	PriceFrom C$ 252	Free Cancellation	Rating 7.1 10,749 reviews	Search Air Canada flights
United Airlines	PriceFrom C$ 345	Free Cancellation	Rating 7.4 9,349 reviews	Search United Airlines 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.