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Cheap flights from San Diego to London from £215

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to London departing on 30/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from San Diego to London.
Air Canada Logo
08:10 - 06:30SAN-LHR
14h 20m1 stop
Air Canada Logo
06:50 - 19:38LHR-SAN
20h 48m2 stops
£504Air Canada
Find Deal
Wed, 20 Aug - Wed, 27 Aug
 Logo
20:48 - 10:55SAN-LGW
30h 07m2 stops
 Logo
10:55 - 23:56LGW-SAN
21h 01m2 stops
Thu, 8 May - Wed, 21 May
Scandinavian Airlines Logo
10:00 - 17:40SAN-LHR
23h 40m2 stops
Scandinavian Airlines Logo
07:05 - 00:21LHR-SAN
25h 16m2 stops
£512Scandinavian Airlines
Find Deal
Mon, 22 Sep - Mon, 6 Oct
British Airways Logo
16:40 - 11:25SAN-LHR
10h 45mdirect
British Airways Logo
11:30 - 14:50LHR-SAN
11h 20mdirect
£514British Airways
Find Deal
Sun, 17 Aug - Tue, 2 Sep
British Airways Logo
16:40 - 11:25SAN-LHR
10h 45mdirect
British Airways Logo
11:30 - 14:50LHR-SAN
11h 20mdirect
£515British Airways
Find Deal
Tue, 30 Sep - Wed, 8 Oct
Virgin Atlantic Logo
07:00 - 10:00SAN-LGW
19h 00m1 stop
Virgin Atlantic Logo
12:00 - 00:17LGW-SAN
20h 17m1 stop
£516Virgin Atlantic
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Sun, 3 Aug - Tue, 19 Aug
Scandinavian Airlines Logo
15:59 - 21:40SAN-LHR
21h 41m2 stops
Scandinavian Airlines Logo
07:05 - 21:18LHR-SAN
22h 13m2 stops
£518Scandinavian Airlines
Find Deal
Tue, 30 Sep - Tue, 7 Oct
Iberia Logo
14:51 - 12:30SAN-LHR
13h 39m1 stop
Iberia Logo
14:55 - 18:00LHR-SAN
11h 05mdirect
£540Iberia
Find Deal
Tue, 19 Aug - Wed, 27 Aug
Iberia Logo
19:50 - 14:20SAN-LHR
10h 30mdirect
Iberia Logo
16:25 - 23:23LHR-SAN
14h 58m1 stop
£558Iberia
Find Deal
Sat, 9 Aug - Tue, 19 Aug
Virgin Atlantic Logo
13:55 - 18:30SAN-LCY
20h 35m1 stop
Virgin Atlantic Logo
09:20 - 18:56LCY-SAN
17h 36m2 stops
£570Virgin Atlantic
Find Deal
Tue, 23 Sep - Thu, 23 Oct

Finnair flights from San Diego to London

Our best Finnair deals on San Diego to London flight tickets
Finnair
22 Sept
SAN10:48San Diego
19h 37m
1 stop
LHR14:25London Heathrow
30 Sept
LHR16:10London Heathrow
33h 26m
2 stops
SAN17:36San Diego
Finnair
8 May
SAN19:50San Diego
10h 30m
LHR14:20London Heathrow
21 May
LHR14:25London Heathrow
17h 34m
1 stop
SAN23:59San Diego
Finnair
30 Apr
SAN09:20San Diego
15h 40m
1 stop
LHR09:00London Heathrow
8 May
LHR14:55London Heathrow
11h 05m
SAN18:00San Diego

KLM flights from San Diego to London

Our best KLM deals on San Diego to London flight tickets
KLM
19 Sept
SAN13:50San Diego
15h 20m
1 stop
LHR13:10London Heathrow
16 Oct
LHR06:30London Heathrow
13h 30m
1 stop
SAN12:00San Diego
KLM
11 Sept
SAN13:55San Diego
12h 50m
1 stop
LHR10:45London Heathrow
28 Sept
LHR06:30London Heathrow
13h 30m
1 stop
SAN12:00San Diego
KLM
27 Apr
SAN13:30San Diego
16h 45m
1 stop
LHR14:15London Heathrow
12 May
LHR10:55London Heathrow
17h 32m
1 stop
SAN20:27San Diego

See travel insights to London from

How to get the cheapest flight ticket from San Diego to London

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

What is the cheapest month to fly to London?

The cheapest month to fly to London from San Diego is in February. Flight prices, which tend to average around £523, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from San Diego averaging around £533.

What is the cheapest day to depart on your flight to London?

Our data shows that Sunday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £569. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from San Diego to London for around £970.

What is the cheapest time of day to depart on your flight to London?

The cheapest time of day to fly to London is in the morning when flights can be purchased for as low as £570. Flights in the evening are often more expensive, with an average ticket price of £771.

What is the cheapest San Diego to London flight route?

Fly from San Diego to London Heathrow for the best San Diego - London flight prices

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from San Diego when booking 16 weeks ahead of your departure date. In general, you can expect to find flights to London for around £685 when searching 16 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from San Diego for as low as £632 on momondo.

What cabin class options are available on San Diego to London flights?

There are 3 cabin classes available to choose from on San Diego to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have San Diego to London flight prices changed over time?

As of April 2025, prices for San Diego to London flights are approximately 43% cheaper when compared to flights at the same time last year.

When to book flights from San Diego to London

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap San Diego to London (SAN to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to London

Best price found

£215

Fastest flight time

10h 30m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in London

4 airports
The best one-way flight to London from San Diego in the past 72 hours is £215. The best return flight deal from San Diego to London found on momondo in the last 72 hours is £504.
The fastest flight from San Diego to London takes 10h 30m
Direct flights go from San Diego to London on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: Aer Lingus, Iberia and American Airlines.
There are 4 airports near London: London Heathrow (LHR), London Stansted (STN), London Gatwick (LGW), London Southend (SEN)

  • How far is San Diego to London by plane?

    San Diego and London are 5478.3 mi apart from one another. 10h 30m is a normal flight duration for this route.

  • When did momondo last update prices for flights from San Diego Airport to London?

    Prices for flights from San Diego Airport to London are refreshed on a daily basis.

  • How many operators does momondo search for flights from San Diego Airport to London?

  • How old do you have to be to fly from San Diego Airport to London?

    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 San Diego Airport to London.

  • What documentation or ID do you need to fly to London?

    The travel and health documents you'll need for your trip to London may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Diego to London?

  • What is the most popular airline from San Diego to London?


Best airlines flying from San Diego to London

Compare and see reviews for airlines that fly from San Diego to London with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £514Free CancellationRating
6.6
6,811 reviews
Search British Airways flights
  • British Airways Flights From San Diego to London

    Across 13 British Airways flights from San Diego to London this week, the average price was £1,098, with the best British Airways deals starting from £683 round-trip. 6,815 users have rated British Airways on momondo, with an average score of 6.6/10.


Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Slough
Southend-on-Sea
Gatwick
Maidstone
Ipswich
Canterbury
Margate
Dartford
Ilford
Hounslow
Colchester
Guildford
Worthing
Winchester
Crawley
Chichester
Croydon

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to London?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Diego to London. momondo saves you time and could save you money on your trip.

Can I find flights from San Diego to London with flexible booking policies on momondo?

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

How can momondo help me find flights from San Diego to London?

momondo helps you find the best flight between San Diego and London 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 San Diego to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from San Diego and alert you when they change.


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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London