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Cheap flights from London Gatwick Airport to San Diego from $319

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Gatwick Airport to San Diego departing on 4/26. 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
0 bags

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Find the cheapest flights from London Gatwick Airport to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:00 pm - 10:30 am
LGW
-
SAN
27h 30m
1 stop
Multiple Airlines Logo
10:02 pm - 10:00 am
SAN
-
LGW
28h 58m
1 stop
$654Multiple Airlines
Mon, Mar 9 - Mon, Mar 23
Multiple Airlines Logo
2:00 pm - 7:05 pm
LGW
-
SAN
36h 05m
1 stop
Multiple Airlines Logo
10:02 pm - 10:00 am
SAN
-
LGW
28h 58m
1 stop
$656Multiple Airlines
Mon, Mar 9 - Mon, Mar 23
Multiple Airlines Logo
2:00 pm - 3:46 pm
LGW
-
SAN
32h 46m
2 stops
Multiple Airlines Logo
10:02 pm - 10:00 am
SAN
-
LGW
28h 58m
1 stop
$701Multiple Airlines
Mon, Mar 9 - Mon, Mar 23
Multiple Airlines Logo
2:00 pm - 7:05 pm
LGW
-
SAN
36h 05m
1 stop
Multiple Airlines Logo
10:02 pm - 10:00 am
SAN
-
LGW
28h 58m
1 stop
$714Multiple Airlines
Mon, Mar 16 - Mon, Mar 23
Multiple Airlines Logo
2:00 pm - 3:46 pm
LGW
-
SAN
32h 46m
2 stops
Multiple Airlines Logo
10:02 pm - 10:00 am
SAN
-
LGW
28h 58m
1 stop
$718Multiple Airlines
Mon, Mar 9 - Mon, Mar 23
SWISS Logo
9:15 am - 10:59 pm
LGW
-
SAN
21h 44m
2 stops
SWISS Logo
7:00 am - 8:20 am
SAN
-
LGW
17h 20m
2 stops
$719SWISS
Mon, Apr 27 - Mon, Sep 28
Multiple Airlines Logo
7:25 pm - 11:47 am
LGW
-
SAN
47h 22m
2 stops
Multiple Airlines Logo
10:02 pm - 10:00 am
SAN
-
LGW
28h 58m
1 stop
$754Multiple Airlines
Mon, Mar 9 - Mon, Mar 23
SWISS Logo
9:15 am - 10:59 pm
LGW
-
SAN
21h 44m
2 stops
SWISS Logo
6:20 am - 8:20 am
SAN
-
LGW
18h 00m
2 stops
$758SWISS
Mon, Apr 13 - Mon, Apr 20
SWISS Logo
9:25 am - 10:59 pm
LGW
-
SAN
21h 34m
2 stops
SWISS Logo
10:46 am - 8:20 am
SAN
-
LGW
37h 34m
2 stops
$760SWISS
Tue, Apr 21 - Tue, May 5
SWISS Logo
9:25 am - 10:34 pm
LGW
-
SAN
21h 09m
2 stops
SWISS Logo
4:26 pm - 5:50 pm
SAN
-
LGW
41h 24m
2 stops
$772SWISS
Fri, May 1 - Wed, May 13

JetBlue flights from London Gatwick Airport to San Diego

Our best JetBlue deals on London Gatwick Airport to San Diego flight tickets
JetBlue
Jun 4
LGW12:20 pmLondon Gatwick
29h 37m
1 stop
SAN9:57 amSan Diego
Jun 9
SAN9:19 pmSan Diego
28h 16m
1 stop
LGW9:35 amLondon Gatwick
$901
JetBlue
May 22
LGW12:20 pmLondon Gatwick
32h 16m
1 stop
SAN12:36 pmSan Diego
Jun 5
SAN9:19 pmSan Diego
28h 16m
1 stop
LGW9:35 amLondon Gatwick
$969

Icelandair flights from London Gatwick Airport to San Diego

Our best Icelandair deals on London Gatwick Airport to San Diego flight tickets
Icelandair
Mar 3
LGW11:55 amLondon Gatwick
39h 33m
2 stops
SAN7:28 pmSan Diego
Mar 10
SAN8:39 amSan Diego
19h 16m
2 stops
LGW10:55 amLondon Gatwick
$938
Icelandair
Apr 18
LGW3:40 pmLondon Gatwick
40h 24m
2 stops
SAN12:04 amSan Diego
Apr 23
SAN2:23 pmSan Diego
16h 17m
2 stops
LGW2:40 pmLondon Gatwick
$958
Icelandair
Mar 24
LGW11:55 amLondon Gatwick
38h 24m
2 stops
SAN7:19 pmSan Diego
May 6
SAN10:51 amSan Diego
19h 49m
2 stops
LGW2:40 pmLondon Gatwick
$965

momondo Fare Finder

 
Customize your flight search to find flights from London Gatwick Airport to San Diego 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 February 17, 2026.
Use the filters below to find and compare flights from London Gatwick Airport to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 3/9

2:00 pm-10:30 am

1 stop27h 30m

San Diego

Mon 3/23

10:02 pm-10:00 am

1 stop28h 58m

$654

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 3/9

2:00 pm-7:05 pm

1 stop36h 05m

San Diego

Mon 3/23

10:02 pm-10:00 am

1 stop28h 58m

$656

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 3/9

2:00 pm-3:46 pm

2 stops32h 46m

San Diego

Mon 3/23

10:02 pm-10:00 am

1 stop28h 58m

$701

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 3/16

2:00 pm-7:05 pm

1 stop36h 05m

San Diego

Mon 3/23

10:02 pm-10:00 am

1 stop28h 58m

$714

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 3/9

2:00 pm-3:46 pm

2 stops32h 46m

San Diego

Mon 3/23

10:02 pm-10:00 am

1 stop28h 58m

$718

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 4/27

9:15 am-10:59 pm

2 stops21h 44m

San Diego

Mon 9/28

7:00 am-8:20 am

2 stops17h 20m

$719

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 3/9

7:25 pm-11:47 am

2 stops47h 22m

San Diego

Mon 3/23

10:02 pm-10:00 am

1 stop28h 58m

$754

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 4/13

9:15 am-10:59 pm

2 stops21h 44m

San Diego

Mon 4/20

6:20 am-8:20 am

2 stops18h 00m

$758

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Tue 4/21

9:25 am-10:59 pm

2 stops21h 34m

San Diego

Tue 5/5

10:46 am-8:20 am

2 stops37h 34m

$760

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Fri 5/1

9:25 am-10:34 pm

2 stops21h 09m

San Diego

Wed 5/13

4:26 pm-5:50 pm

2 stops41h 24m

$772

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 San Diego from

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

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 San Diego?

The cheapest day to depart from London Gatwick Airport to San Diego is on a Tuesday. Travelers who choose to depart for San Diego on a Tuesday will often find tickets for as low as $763. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $980. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

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

The cheapest time of day to fly to San Diego is at noon when flights can be purchased for as low as $804. Flights in the morning are often more expensive with an average ticket price of $846.

When to book flights from London Gatwick Airport to San Diego

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

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

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

Fastest flight time

17h 54m

Direct flights

None
The fastest flight from London Gatwick Airport to San Diego takes 17h 54m
There are no direct flights from London Gatwick Airport to San Diego. There are no popular flight routes from London Gatwick Airport to San Diego.
Search flight deals

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

    A flight from London Gatwick to San Diego will travel around 5491.9 mi. Typically, this will take 17h 54m by plane in normal conditions.

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

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

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

  • What documentation or ID do you need to fly to San Diego Airport?

    The travel and health documents you'll need for your trip to San Diego Airport 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 San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
Chula Vista
El Cajon
Julian
Poway
National City
Imperial Beach
San Ysidro
Borrego Springs
La Mesa
Alpine
Lemon Grove
Santee

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for London to San Diego flights to just show those with flexible booking policies.

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

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

I’m not ready to book a flight from London to San Diego right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to San Diego flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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