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 Delta SFO to LHR Flight Deals

The cheapest flights to Heathrow found within the past 7 days were $535 round trip and $333 one way. Prices and availability subject to change. Additional terms may apply.



FAQs about Delta Air Lines Flights from SFO to LHR

What terminal is Delta Air Lines at San Francisco Airport?

At San Francisco, CA (SFO-San Francisco Intl.), Delta Air Lines flights to London (LHR-Heathrow) typically head out from terminal I. Need to know exactly which terminal you'll be hopping off the plane at? It'll most likely be terminal 3.

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

If you want to travel with Delta Air Lines from San Francisco, CA (SFO-San Francisco Intl.) to London (LHR-Heathrow), you'll need to make at least one stop. While waiting for your next flight, use the time to pick up a snack or go for a walk.

How long is a Delta Air Lines flight from SFO to LHR?

Your Delta Air Lines flight from SFO to LHR will take an average of 13 hours and 21 minutes, so think about packing a change of clothes and some toiletries for the journey. If you want to keep boredom and restlessness at bay, throw a few books and crossword puzzles in your hand luggage as well.

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

The Boeing 787-9 is usually used by Delta Air Lines between San Francisco, CA (SFO-San Francisco Intl.) and London (LHR-Heathrow). Check out the aircraft safety card in your seat pocket if you want to learn more about it.

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

If you need to book a jaunt from SFO to LHR, you can pick from 4 Delta Air Lines flights every day.

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.