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Cheap flights from San Diego to London from $331

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 8/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from San Diego to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
SWISS Logo
1:24 pm - 5:50 pm
SAN
-
LGW
20h 26m
2 stops
SWISS Logo
9:25 am - 10:41 pm
LGW
-
SAN
21h 16m
2 stops
$965SWISS
Tue, Aug 18 - Wed, Sep 30
Multiple Airlines Logo
9:06 pm - 10:00 am
SAN
-
LGW
28h 54m
1 stop
Multiple Airlines Logo
2:00 pm - 9:37 am
LGW
-
SAN
27h 37m
1 stop
$966Multiple Airlines
Wed, Jul 29 - Mon, Aug 17
Multiple Airlines Logo
3:30 pm - 9:50 am
SAN
-
LGW
34h 20m
2 stops
Multiple Airlines Logo
11:35 am - 2:10 pm
LGW
-
SAN
34h 35m
2 stops
$967Multiple Airlines
Fri, Sep 25 - Sat, Oct 3
Multiple Airlines Logo
3:30 pm - 7:55 am
SAN
-
LGW
32h 25m
3 stops
Multiple Airlines Logo
12:40 pm - 2:10 pm
LGW
-
SAN
33h 30m
3 stops
$968Multiple Airlines
Sun, Sep 20 - Mon, Sep 28
Multiple Airlines Logo
5:15 pm - 11:05 pm
SAN
-
LGW
21h 50m
2 stops
Multiple Airlines Logo
6:00 am - 8:36 pm
LGW
-
SAN
22h 36m
2 stops
$969Multiple Airlines
Thu, Sep 17 - Mon, Sep 21
Multiple Airlines Logo
11:04 am - 6:45 pm
SAN
-
LGW
23h 41m
2 stops
Multiple Airlines Logo
10:20 am - 10:45 pm
LGW
-
SAN
20h 25m
2 stops
$970Multiple Airlines
Wed, Aug 5 - Mon, Aug 31
Multiple Airlines Logo
10:04 am - 6:50 pm
SAN
-
LGW
24h 46m
2 stops
Multiple Airlines Logo
10:20 am - 11:59 pm
LGW
-
SAN
21h 39m
2 stops
$971Multiple Airlines
Mon, Aug 17 - Wed, Oct 7
Multiple Airlines Logo
9:06 pm - 10:00 am
SAN
-
LGW
28h 54m
1 stop
Multiple Airlines Logo
2:00 pm - 3:43 pm
LGW
-
SAN
33h 43m
2 stops
$972Multiple Airlines
Sat, Aug 1 - Sun, Aug 16
Multiple Airlines Logo
10:04 am - 6:50 pm
SAN
-
LGW
24h 46m
2 stops
Multiple Airlines Logo
10:20 am - 11:59 pm
LGW
-
SAN
21h 39m
2 stops
$973Multiple Airlines
Mon, Aug 17 - Wed, Oct 7
Multiple Airlines Logo
10:03 am - 10:00 am
SAN
-
LGW
15h 57m
1 stop
Multiple Airlines Logo
2:00 pm - 9:37 am
LGW
-
SAN
27h 37m
1 stop
$974Multiple Airlines
Thu, Aug 6 - Thu, Aug 13

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SWISS flights from San Diego to London Gatwick Airport

Our best SWISS deals on San Diego to London Gatwick Airport flight tickets
SWISS
Aug 18
SAN1:24 pmSan Diego
20h 26m
2 stops
LGW5:50 pmLondon Gatwick
Sep 30
LGW9:25 amLondon Gatwick
21h 16m
2 stops
SAN10:41 pmSan Diego
$965
SWISS
Sep 22
SAN6:42 amSan Diego
17h 43m
2 stops
LGW8:25 amLondon Gatwick
Sep 29
LGW9:25 amLondon Gatwick
19h 20m
2 stops
SAN8:45 pmSan Diego
$982
SWISS
Oct 12
SAN6:40 amSan Diego
17h 45m
2 stops
LGW8:25 amLondon Gatwick
Oct 14
LGW9:25 amLondon Gatwick
21h 16m
2 stops
SAN10:41 pmSan Diego
$994

Delta flights from San Diego to London Gatwick Airport

Our best Delta deals on San Diego to London Gatwick Airport flight tickets
Delta
Nov 5
SAN3:00 pmSan Diego
16h 45m
2 stops
LGW3:45 pmLondon Gatwick
Nov 9
LGW10:00 amLondon Gatwick
20h 55m
2 stops
SAN10:55 pmSan Diego
$986
Delta
Sep 23
SAN3:00 pmSan Diego
17h 00m
2 stops
LGW4:00 pmLondon Gatwick
Oct 10
LGW10:25 amLondon Gatwick
20h 18m
2 stops
SAN10:43 pmSan Diego
$1,012
Delta
Sep 20
SAN3:00 pmSan Diego
17h 00m
2 stops
LGW4:00 pmLondon Gatwick
Sep 28
LGW10:25 amLondon Gatwick
18h 35m
2 stops
SAN9:00 pmSan Diego
$1,013

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to London Gatwick Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 10, 2026.
Use the filters below to find and compare flights from San Diego to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Tue 8/18

1:24 pm-5:50 pm

2 stops20h 26m

London Gatwick

Wed 9/30

9:25 am-10:41 pm

2 stops21h 16m

$965

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Wed 7/29

9:06 pm-10:00 am

1 stop28h 54m

London Gatwick

Mon 8/17

2:00 pm-9:37 am

1 stop27h 37m

$966

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Fri 9/25

3:30 pm-9:50 am

2 stops34h 20m

London Gatwick

Sat 10/3

11:35 am-2:10 pm

2 stops34h 35m

$967

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Sun 9/20

3:30 pm-7:55 am

3 stops32h 25m

London Gatwick

Mon 9/28

12:40 pm-2:10 pm

3 stops33h 30m

$968

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Thu 9/17

5:15 pm-11:05 pm

2 stops21h 50m

London Gatwick

Mon 9/21

6:00 am-8:36 pm

2 stops22h 36m

$969

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Wed 8/5

11:04 am-6:45 pm

2 stops23h 41m

London Gatwick

Mon 8/31

10:20 am-10:45 pm

2 stops20h 25m

$970

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Mon 8/17

10:04 am-6:50 pm

2 stops24h 46m

London Gatwick

Wed 10/7

10:20 am-11:59 pm

2 stops21h 39m

$971

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Sat 8/1

9:06 pm-10:00 am

1 stop28h 54m

London Gatwick

Sun 8/16

2:00 pm-3:43 pm

2 stops33h 43m

$972

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Mon 8/17

10:04 am-6:50 pm

2 stops24h 46m

London Gatwick

Wed 10/7

10:20 am-11:59 pm

2 stops21h 39m

$973

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Thu 8/6

10:03 am-10:00 am

1 stop15h 57m

London Gatwick

Thu 8/13

2:00 pm-9:37 am

1 stop27h 37m

$974

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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When to book flights from San Diego to London Gatwick Airport

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

Cheap San Diego to London Gatwick Airport (SAN to LGW) flight deals and tips

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

Fastest flight time

15h 15m

Direct flights

None
The fastest flight from San Diego to London Gatwick Airport takes 15h 15m
There are no direct flights from San Diego to London Gatwick Airport. There are no popular flight routes from San Diego to London Gatwick Airport.
Search flight deals

Frequently asked questions about flying from San Diego to London Gatwick Airport

  • How far is San Diego to London Gatwick by plane?

    London Gatwick is 5491.9 mi away from San Diego. Typically, this will take 15h 15m by plane in normal conditions.

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

    Prices for flights from San Diego Airport to London Gatwick Airport refresh daily.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Diego Airport to London Gatwick Airport.

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

    The required travel and health documents for your London Gatwick Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Gatwick Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from San Diego to London Gatwick Airport

  • How do I get Price Alerts for flights from San Diego to London Gatwick Airport?

    Search flight deals from San Diego to London Gatwick Airport. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from San Diego to London Gatwick Airport with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Luton
Hayes
Dover
Crawley
Wembley
Croydon
Stansted
Harrow
Slough
Watford
Brentwood
Ilford
Cobham
Folkestone
Guildford
Romford
Uxbridge

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Diego to London. Millions of users trust and use momondo every year so you are in good hands.

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 provides multiple filters to help you find the best flight to London from San Diego. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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.

An easier way to manage your London Gatwick Airport trip

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