Cheap Flights from San Diego to London

Compare San Diego to London flight deals

Find the cheapest month or even day of the year to fly to London

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Flight deals from San Diego to London

Looking for a cheap last-minute deal or the best return flight from San Diego to London? Find the lowest prices on one-way and return tickets right here.

London.$932 per passenger.Departing Tue, 1 Oct, returning Tue, 8 Oct.Return flight with Spirit Airlines and Norse Atlantic Airways (UK).Outbound indirect flight with Spirit Airlines, departs from San Diego International on Tue, 1 Oct, arriving in London Gatwick.Inbound indirect flight with Norse Atlantic Airways (UK), departs from London Gatwick on Tue, 8 Oct, arriving in San Diego International.Price includes taxes and charges.From $932, select.

London.$1,008 per passenger.Departing Sun, 12 May, returning Tue, 28 May.Return flight with British Airways.Outbound direct flight with British Airways departs from San Diego International on Sun, 12 May, arriving in London Heathrow.Inbound direct flight with British Airways departs from London Heathrow on Tue, 28 May, arriving in San Diego International.Price includes taxes and charges.From $1,008, select.

London.$1,047 per passenger.Departing Tue, 10 Sep, returning Tue, 17 Sep.Return flight with Iberia.Outbound indirect flight with Iberia, departs from San Diego International on Tue, 10 Sep, arriving in London Heathrow.Inbound indirect flight with Iberia, departs from London Heathrow on Tue, 17 Sep, arriving in San Diego International.Price includes taxes and charges.From $1,047, select.

London.$1,085 per passenger.Departing Mon, 20 May, returning Sun, 9 Jun.Return flight with British Airways.Outbound direct flight with British Airways departs from San Diego International on Mon, 20 May, arriving in London Heathrow.Inbound direct flight with British Airways departs from London Heathrow on Sun, 9 Jun, arriving in San Diego International.Price includes taxes and charges.From $1,085, select.

London.$1,107 per passenger.Departing Thu, 1 Aug, returning Thu, 22 Aug.Return flight with Iberia.Outbound indirect flight with Iberia, departs from San Diego International on Thu, 1 Aug, arriving in London Heathrow.Inbound indirect flight with Iberia, departs from London Heathrow on Thu, 22 Aug, arriving in San Diego International.Price includes taxes and charges.From $1,107, select.

London.$1,111 per passenger.Departing Tue, 10 Sep, returning Tue, 17 Sep.Return flight with Iberia.Outbound direct flight with Iberia departs from San Diego International on Tue, 10 Sep, arriving in London Heathrow.Inbound direct flight with Iberia departs from London Heathrow on Tue, 17 Sep, arriving in San Diego International.Price includes taxes and charges.From $1,111, select.

London.$1,131 per passenger.Departing Wed, 11 Sep, returning Tue, 1 Oct.Return flight with British Airways.Outbound direct flight with British Airways departs from San Diego International on Wed, 11 Sep, arriving in London Heathrow.Inbound direct flight with British Airways departs from London Heathrow on Tue, 1 Oct, arriving in San Diego International.Price includes taxes and charges.From $1,131, select.

London.$1,201 per passenger.Departing Thu, 22 Aug, returning Wed, 28 Aug.Return flight with British Airways.Outbound direct flight with British Airways departs from San Diego International on Thu, 22 Aug, arriving in London Heathrow.Inbound direct flight with British Airways departs from London Heathrow on Wed, 28 Aug, arriving in San Diego International.Price includes taxes and charges.From $1,201, select.

Stay one step ahead. Find the best value travel with the latest deals, tips and news.

Find the cheapest month to fly from San Diego to London

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Diego to London flights are currently cheapest in October.

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Direct flights from San Diego to London

Alternative San Diego to London routes

Looking for the cheapest, fastest or easiest route from San Diego to London? You could fly into the following airports instead.

San Diego to London: Flight information

The things to know before you go.

Cheapest flight found	$932
Cheapest month to fly	October
Average flight time	10 hrs, 23 mins
Most popular airline	American Airlines
Average flights per week	48

Finding cheap flights from San Diego to London: Frequently asked questions

: There are 6 airports in London: London City, London Heathrow, London Gatwick, London Luton, London Stansted, and London Southend.
: The best price we found for a return flight from San Diego to London is $924. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
: 10 hours and 23 minutes is the average flight time from San Diego to London.
: American Airlines, British Airways and Iberia fly direct from San Diego to London.
: As of April 2024, there are 96 flights per week flying from San Diego to London.
: The cheapest month to fly from San Diego to London is usually October.
: If you're flying from San Diego, the cheapest airport near London is London Gatwick – which is 40.3 km away from the centre of London. We've found flights into this airport from $924.
: After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from San Diego to London on Tuesday, 1 October 2024.
: Yes – the average flight time is 10 hours and 23 minutes.
: We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
: We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.
: In April, the average temperature is usually around 9°C. August is typically the warmest month in London, when it usually averages around 22°C. You can expect the least rain in March. The coldest month is January, with temperatures averaging 1°C. The rainiest month is October.
: The cheapest airline that flies to London is Spirit Airlines. And the cheapest airline that flies to London Heathrow Airport is British Airways.

How to find cheap flights to London from San Diego

Looking for cheap tickets from San Diego to London? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from San Diego to London. And with us there are no hidden fees - what you see is what you pay.
Compare flight deals to London from San Diego from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
Flex your dates to find the best San Diego-London ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to London from San Diego.
Set up a Price Alert. You can easily track the fare of your cheap San Diego-London flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
Fly without stops. Only interested in direct flights between San Diego and London? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
Find the cheapest Business class flights from San Diego and London. We scour the internet for the best Business, Premium Economy and First Class flight fares to London, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
Include nearby airports in your search. Widen your search for San Diego to London flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

Combine your flight to London from San Diego with hotels and car hire

Once you've secured your cheap flight ticket from San Diego to London, discover the best prices and exclusive rates for hotels in London or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.

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Plan the rest of your trip from San Diego to London

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.