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Cheap flights from London Gatwick Airport to San Diego from $551

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 9/23. 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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Find the cheapest flights from London Gatwick Airport to San Diego

Cheap round-trip flights

American Airlines Logo
11:20 am - 11:12 amLGW-SAN
31h 52m2 stops
American Airlines Logo
1:25 pm - 9:00 amSAN-LGW
35h 35m2 stops
$629American Airlines
Find Deal
Fri, Feb 20 - Tue, Feb 24
SWISS Logo
6:40 pm - 8:48 pmLGW-SAN
34h 08m2 stops
SWISS Logo
4:01 pm - 5:50 pmSAN-LGW
17h 49m2 stops
$632SWISS
Find Deal
Mon, Nov 17 - Mon, Nov 24
Multiple Airlines Logo
12:20 pm - 10:08 amLGW-SAN
29h 48m1 stop
Multiple Airlines Logo
8:48 am - 10:40 amSAN-LGW
17h 52m1 stop
$637Multiple Airlines
Find Deal
Mon, Sep 29 - Sun, Oct 12
Multiple Airlines Logo
2:00 pm - 9:07 pmLGW-SAN
38h 07m1 stop
Multiple Airlines Logo
9:59 pm - 6:00 amSAN-LGW
24h 01m1 stop
$638Multiple Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 8
Multiple Airlines Logo
12:20 pm - 10:36 pmLGW-SAN
18h 16m2 stops
Multiple Airlines Logo
8:48 am - 10:40 amSAN-LGW
17h 52m1 stop
$642Multiple Airlines
Find Deal
Mon, Sep 29 - Sun, Oct 12
Multiple Airlines Logo
1:00 pm - 12:45 pmLGW-SAN
31h 45m1 stop
Multiple Airlines Logo
9:59 pm - 6:00 amSAN-LGW
24h 01m1 stop
$646Multiple Airlines
Find Deal
Mon, Nov 3 - Mon, Nov 17
Multiple Airlines Logo
1:00 pm - 12:45 pmLGW-SAN
31h 45m1 stop
Multiple Airlines Logo
9:59 pm - 6:00 amSAN-LGW
24h 01m1 stop
$647Multiple Airlines
Find Deal
Mon, Nov 3 - Mon, Nov 17
JetBlue Logo
12:10 pm - 11:02 amLGW-SAN
30h 52m1 stop
JetBlue Logo
8:55 pm - 9:35 amSAN-LGW
28h 40m1 stop
$728JetBlue
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Fri, Oct 17 - Thu, Oct 23
Icelandair Logo
12:10 pm - 8:56 amLGW-SAN
28h 46m2 stops
Icelandair Logo
1:55 pm - 9:35 amSAN-LGW
35h 40m1 stop
$731Icelandair
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Fri, Oct 10 - Fri, Oct 17
Icelandair Logo
12:10 pm - 7:30 pmLGW-SAN
39h 20m2 stops
Icelandair Logo
11:59 am - 9:35 amSAN-LGW
13h 36m1 stop
$735Icelandair
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Mon, Oct 20 - Fri, Oct 24

SWISS flights from London Gatwick Airport to San Diego

Our best SWISS deals on London Gatwick Airport to San Diego flight tickets
SWISS
Nov 17
LGW6:40 pmLondon Gatwick
34h 08m
2 stops
SAN8:48 pmSan Diego
Nov 24
SAN4:01 pmSan Diego
17h 49m
2 stops
LGW5:50 pmLondon Gatwick
$632
Find similar
SWISS
Jan 16
LGW6:40 pmLondon Gatwick
34h 09m
2 stops
SAN8:49 pmSan Diego
Jan 23
SAN1:00 pmSan Diego
20h 50m
2 stops
LGW5:50 pmLondon Gatwick
$651
Find similar
SWISS
Nov 3
LGW6:40 pmLondon Gatwick
34h 08m
2 stops
SAN8:48 pmSan Diego
Nov 17
SAN1:10 pmSan Diego
20h 40m
2 stops
LGW5:50 pmLondon Gatwick
$697
Find similar

Icelandair flights from London Gatwick Airport to San Diego

Our best Icelandair deals on London Gatwick Airport to San Diego flight tickets
Icelandair
Oct 10
LGW12:10 pmLondon Gatwick
28h 46m
2 stops
SAN8:56 amSan Diego
Oct 17
SAN1:55 pmSan Diego
35h 40m
1 stop
LGW9:35 amLondon Gatwick
$731
Find similar
Icelandair
Oct 20
LGW12:10 pmLondon Gatwick
39h 20m
2 stops
SAN7:30 pmSan Diego
Oct 24
SAN11:59 amSan Diego
13h 36m
1 stop
LGW9:35 amLondon Gatwick
$735
Find similar
Icelandair
Oct 17
LGW12:10 pmLondon Gatwick
28h 46m
2 stops
SAN8:56 amSan Diego
Oct 23
SAN1:55 pmSan Diego
35h 40m
1 stop
LGW9:35 amLondon Gatwick
$736
Find similar

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 September 17, 2025.
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

Fri 2/20

11:20 am-11:12 am

2 stops31h 52m

San Diego

Tue 2/24

1:25 pm-9:00 am

2 stops35h 35m

$629

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 11/17

6:40 pm-8:48 pm

2 stops34h 08m

San Diego

Mon 11/24

4:01 pm-5:50 pm

2 stops17h 49m

$632

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 9/29

12:20 pm-10:08 am

1 stop29h 48m

San Diego

Sun 10/12

8:48 am-10:40 am

1 stop17h 52m

$637

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Sat 11/1

2:00 pm-9:07 pm

1 stop38h 07m

San Diego

Sat 11/8

9:59 pm-6:00 am

1 stop24h 01m

$638

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 9/29

12:20 pm-10:36 pm

2 stops18h 16m

San Diego

Sun 10/12

8:48 am-10:40 am

1 stop17h 52m

$642

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 11/3

1:00 pm-12:45 pm

1 stop31h 45m

San Diego

Mon 11/17

9:59 pm-6:00 am

1 stop24h 01m

$646

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 11/3

1:00 pm-12:45 pm

1 stop31h 45m

San Diego

Mon 11/17

9:59 pm-6:00 am

1 stop24h 01m

$647

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Fri 10/17

12:10 pm-11:02 am

1 stop30h 52m

San Diego

Thu 10/23

8:55 pm-9:35 am

1 stop28h 40m

$728

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Fri 10/10

12:10 pm-8:56 am

2 stops28h 46m

San Diego

Fri 10/17

1:55 pm-9:35 am

1 stop35h 40m

$731

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 10/20

12:10 pm-7:30 pm

2 stops39h 20m

San Diego

Fri 10/24

11:59 am-9:35 am

1 stop13h 36m

$735

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 typical price of a round-trip flight between London Gatwick Airport and San Diego?

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 Wednesday. Travelers who choose to depart for San Diego on a Wednesday will often find tickets for as low as $715. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $942. 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 in the afternoon when flights can be purchased for as low as $777. Flights at noon are often more expensive with an average ticket price of $803.

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

Direct flights

None
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.
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  • 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 15h 20m 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
La Mesa
National City
Poway
Imperial Beach
San Ysidro
Borrego Springs
Lemon Grove
Alpine
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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