Beginning of main content
Trip Type
Flight 1
Flight 2
Flight 3
Flight 4
Flight 5
Due to coronavirus (COVID-19) travel advisories, some destinations may be unavailable for certain dates. Find out more.

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights


Amazing Air Canada SFO to LHR Flight Deals

The cheapest flights to Heathrow found within the past 7 days were $648 round trip and $334 one way. Prices and availability subject to change. Additional terms may apply.

LHR From SFO Economy Coach Packages on Similar Airlines



FAQs about Air Canada Flights from SFO to LHR

What terminal is Air Canada at San Francisco Airport?

At San Francisco, CA (SFO-San Francisco Intl.), Air Canada flights to London (LHR-Heathrow) quite often set off from terminal I. Like to know which terminal you'll be disembarking at? It'll most likely be terminal 2.

Are there Air Canada non-stop flights from SFO to LHR?

If you're flying with Air Canada from San Francisco, CA (SFO-San Francisco Intl.) to London (LHR-Heathrow), you'll need to make at least one stopover. While you're waiting for your connecting flight, take the chance to grab a coffee or go for a stroll.

How long is an Air Canada flight from SFO to LHR?

Your Air Canada flight from San Francisco, CA (SFO-San Francisco Intl.) to London (LHR-Heathrow) will take an average of 12 hours and 16 minutes, so it's a good idea to pack some toiletries and a spare set of clothes for the trip. If you want to keep boredom to a minimum, toss some travel games and books in your carry-on bag as well.

What type of aircraft does Air Canada fly from SFO to LHR?

If you're headed from SFO to LHR with Air Canada, you'll likely be jetting aboard the Boeing 777.

How many direct and indirect flights does Air Canada fly from SFO to LHR?

You can choose from roughly 3 flights each day with Air Canada from San Francisco, CA (SFO-San Francisco Intl.) to London (LHR-Heathrow).

If I am not able to travel due to COVID-19, can I change my booking to a later date?

For more info about changing your flight to London (LHR-Heathrow), please visit our Customer Service Portal.

What is the best day to buy a plane ticket?

This just in! Airfares offered on Tuesdays tend to be the cheapest, according to flight demand on Travelocity in 2019. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Monday, as data shows the start of the week is when prices are generally at their highest.

What are the cheapest days to fly?

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2019, flights departing on a Tuesday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

How far in advance can you book a flight?

Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2019 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 1-2 weeks prior to their travel dates.

How can I save money on airline tickets?

We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2019 saved nearly 50% when their return flights consisted of two different airlines or fare types.

*According to flight demand on Travelocity.com from January to December 2019. Savings are subject to change based on departure location, date and destination.

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.