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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 12/12. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:37 am - 6:00 amSAN-LGW
36h 23m2 stops
Multiple Airlines Logo
1:00 pm - 7:46 pmLGW-SAN
38h 46m1 stop
$617Multiple Airlines
Find Deal
Mon, Jan 26 - Mon, Feb 9
SWISS Logo
11:04 am - 5:50 pmSAN-LGW
22h 46m2 stops
SWISS Logo
6:40 pm - 8:49 pmLGW-SAN
34h 09m2 stops
$630SWISS
Find Deal
Sun, Feb 15 - Mon, Feb 23
Multiple Airlines Logo
5:35 pm - 9:10 amSAN-LGW
31h 35m3 stops
Multiple Airlines Logo
5:20 pm - 3:45 pmLGW-SAN
30h 25m2 stops
$655Multiple Airlines
Find Deal
Fri, Dec 5 - Thu, Dec 11
Multiple Airlines Logo
7:51 am - 6:00 amSAN-LGW
14h 09m1 stop
Multiple Airlines Logo
2:00 pm - 9:38 amLGW-SAN
27h 38m1 stop
$656Multiple Airlines
Find Deal
Wed, Jan 14 - Fri, Jan 23
Multiple Airlines Logo
2:50 pm - 6:00 amSAN-LGW
31h 10m2 stops
Multiple Airlines Logo
2:00 pm - 9:38 amLGW-SAN
27h 38m1 stop
$659Multiple Airlines
Find Deal
Sun, Jan 18 - Fri, Jan 23
Multiple Airlines Logo
4:47 pm - 10:05 amSAN-LGW
33h 18m2 stops
Multiple Airlines Logo
2:00 pm - 12:01 amLGW-SAN
42h 01m2 stops
$665Multiple Airlines
Find Deal
Fri, Jan 9 - Thu, Jan 22
SWISS Logo
11:04 am - 5:50 pmSAN-LGW
22h 46m2 stops
SWISS Logo
6:40 pm - 8:49 pmLGW-SAN
34h 09m2 stops
$669SWISS
Find Deal
Wed, Feb 18 - Mon, Feb 23
Multiple Airlines Logo
7:51 am - 6:00 amSAN-LGW
14h 09m1 stop
Multiple Airlines Logo
2:00 pm - 9:38 amLGW-SAN
27h 38m1 stop
$671Multiple Airlines
Find Deal
Tue, Jan 13 - Fri, Jan 23
Icelandair Logo
9:37 am - 10:55 amSAN-LGW
17h 18m2 stops
Icelandair Logo
11:55 am - 11:09 pmLGW-SAN
19h 14m2 stops
$815Icelandair
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Tue, Jan 13 - Fri, Jan 23
Icelandair Logo
3:35 pm - 10:55 amSAN-LGW
35h 20m2 stops
Icelandair Logo
3:40 pm - 12:04 amLGW-SAN
40h 24m2 stops
$816Icelandair
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Tue, Mar 3 - Tue, Mar 31

SWISS flights from San Diego to London Gatwick Airport

Our best SWISS deals on San Diego to London Gatwick Airport flight tickets
SWISS
Feb 15
SAN11:04 amSan Diego
22h 46m
2 stops
LGW5:50 pmLondon Gatwick
Feb 23
LGW6:40 pmLondon Gatwick
34h 09m
2 stops
SAN8:49 pmSan Diego
$630
Find similar
SWISS
Feb 18
SAN11:04 amSan Diego
22h 46m
2 stops
LGW5:50 pmLondon Gatwick
Feb 23
LGW6:40 pmLondon Gatwick
34h 09m
2 stops
SAN8:49 pmSan Diego
$669
Find similar
SWISS
Jan 7
SAN4:00 pmSan Diego
17h 50m
2 stops
LGW5:50 pmLondon Gatwick
Feb 4
LGW6:40 pmLondon Gatwick
35h 53m
2 stops
SAN10:33 pmSan Diego
$682
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Icelandair flights from San Diego to London Gatwick Airport

Our best Icelandair deals on San Diego to London Gatwick Airport flight tickets
Icelandair
Jan 13
SAN9:37 amSan Diego
17h 18m
2 stops
LGW10:55 amLondon Gatwick
Jan 23
LGW11:55 amLondon Gatwick
19h 14m
2 stops
SAN11:09 pmSan Diego
$815
Find similar
Icelandair
Mar 3
SAN3:35 pmSan Diego
35h 20m
2 stops
LGW10:55 amLondon Gatwick
Mar 31
LGW3:40 pmLondon Gatwick
40h 24m
2 stops
SAN12:04 amSan Diego
$816
Find similar
Icelandair
Nov 12
SAN6:15 amSan Diego
20h 40m
2 stops
LGW10:55 amLondon Gatwick
Feb 6
LGW11:55 amLondon Gatwick
19h 14m
2 stops
SAN11:09 pmSan Diego
$907
Find similar

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 November 9, 2025.
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

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Mon 1/26

9:37 am-6:00 am

2 stops36h 23m

London Gatwick

Mon 2/9

1:00 pm-7:46 pm

1 stop38h 46m

$617

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Sun 2/15

11:04 am-5:50 pm

2 stops22h 46m

London Gatwick

Mon 2/23

6:40 pm-8:49 pm

2 stops34h 09m

$630

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Fri 12/5

5:35 pm-9:10 am

3 stops31h 35m

London Gatwick

Thu 12/11

5:20 pm-3:45 pm

2 stops30h 25m

$655

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Wed 1/14

7:51 am-6:00 am

1 stop14h 09m

London Gatwick

Fri 1/23

2:00 pm-9:38 am

1 stop27h 38m

$656

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Sun 1/18

2:50 pm-6:00 am

2 stops31h 10m

London Gatwick

Fri 1/23

2:00 pm-9:38 am

1 stop27h 38m

$659

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Fri 1/9

4:47 pm-10:05 am

2 stops33h 18m

London Gatwick

Thu 1/22

2:00 pm-12:01 am

2 stops42h 01m

$665

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Wed 2/18

11:04 am-5:50 pm

2 stops22h 46m

London Gatwick

Mon 2/23

6:40 pm-8:49 pm

2 stops34h 09m

$669

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Tue 1/13

7:51 am-6:00 am

1 stop14h 09m

London Gatwick

Fri 1/23

2:00 pm-9:38 am

1 stop27h 38m

$671

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Tue 1/13

9:37 am-10:55 am

2 stops17h 18m

London Gatwick

Fri 1/23

11:55 am-11:09 pm

2 stops19h 14m

$815

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Tue 3/3

3:35 pm-10:55 am

2 stops35h 20m

London Gatwick

Tue 3/31

3:40 pm-12:04 am

2 stops40h 24m

$816

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

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

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 day to depart on your flight to London Gatwick Airport?

The cheapest day to depart from San Diego to London Gatwick Airport is on a Wednesday when prices can be found for as low as $878. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to London Gatwick Airport on Thursday is $1,263.

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

Flying to London Gatwick Airport from San Diego in the evening is the least expensive time of day to depart. momondo users have found prices as low as $895 when looking at flights departing in the evening. In the morning is when there is more demand to fly to London Gatwick Airport, so prices are often more expensive at around $960 per ticket.

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

Direct flights

None
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.
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  • How far is San Diego to London Gatwick by plane?

    London Gatwick is 5491.9 mi away from San Diego. Typically, this will take 14h 09m 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 many operators does momondo search for flights from San Diego Airport to London Gatwick Airport?

  • 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.

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

Best airlines flying from San Diego to London Gatwick Airport

Compare and see reviews for airlines that fly from San Diego to London Gatwick Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $653Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights

Traveling to a place near London?

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

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.

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