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Cheap flights from London Gatwick Airport to San Diego from $439

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 6/17. 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

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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.
SWISS Logo
9:25 am - 10:47 pm
LGW
-
SAN
21h 22m
2 stops
SWISS Logo
4:06 pm - 5:50 pm
SAN
-
LGW
17h 44m
2 stops
$818SWISS
Mon, Sep 7 - Tue, Sep 15
SWISS Logo
6:35 pm - 8:45 pm
LGW
-
SAN
34h 10m
2 stops
SWISS Logo
6:40 am - 8:25 am
SAN
-
LGW
17h 45m
2 stops
$828SWISS
Mon, Aug 31 - Tue, Sep 8
JetBlue Logo
12:20 pm - 9:52 am
LGW
-
SAN
29h 32m
1 stop
JetBlue Logo
8:44 pm - 9:35 am
SAN
-
LGW
28h 51m
1 stop
$834JetBlue
Sat, May 23 - Sun, May 31
JetBlue Logo
12:20 pm - 12:31 pm
LGW
-
SAN
32h 11m
1 stop
JetBlue Logo
1:41 pm - 9:35 am
SAN
-
LGW
35h 54m
1 stop
$847JetBlue
Sat, May 23 - Sat, May 30
JetBlue Logo
12:20 pm - 9:52 am
LGW
-
SAN
29h 32m
1 stop
JetBlue Logo
1:41 pm - 9:35 am
SAN
-
LGW
35h 54m
1 stop
$853JetBlue
Mon, Jun 1 - Sat, Jun 6
JetBlue Logo
12:20 pm - 12:29 pm
LGW
-
SAN
32h 09m
1 stop
JetBlue Logo
1:06 pm - 9:35 am
SAN
-
LGW
36h 29m
1 stop
$856JetBlue
Mon, Jun 8 - Mon, Jun 15
SWISS Logo
9:25 am - 10:59 pm
LGW
-
SAN
21h 34m
2 stops
SWISS Logo
10:46 am - 8:25 am
SAN
-
LGW
37h 39m
2 stops
$857SWISS
Tue, Apr 28 - Tue, May 5
SWISS Logo
9:25 am - 10:59 pm
LGW
-
SAN
21h 34m
2 stops
SWISS Logo
6:20 am - 8:20 am
SAN
-
LGW
18h 00m
2 stops
$895SWISS
Mon, Apr 20 - Mon, Apr 27
JetBlue Logo
12:20 pm - 9:52 am
LGW
-
SAN
29h 32m
1 stop
JetBlue Logo
8:44 pm - 9:35 am
SAN
-
LGW
28h 51m
1 stop
$897JetBlue
Tue, May 26 - Mon, Jun 1
JetBlue Logo
12:20 pm - 12:29 pm
LGW
-
SAN
32h 09m
1 stop
JetBlue Logo
8:40 pm - 9:35 am
SAN
-
LGW
28h 55m
1 stop
$901JetBlue
Thu, Jun 4 - Sat, Jun 13

SWISS flights from London Gatwick Airport to San Diego

Our best SWISS deals on London Gatwick Airport to San Diego flight tickets
SWISS
Sep 7
LGW9:25 amLondon Gatwick
21h 22m
2 stops
SAN10:47 pmSan Diego
Sep 15
SAN4:06 pmSan Diego
17h 44m
2 stops
LGW5:50 pmLondon Gatwick
$818
SWISS
Aug 31
LGW6:35 pmLondon Gatwick
34h 10m
2 stops
SAN8:45 pmSan Diego
Sep 8
SAN6:40 amSan Diego
17h 45m
2 stops
LGW8:25 amLondon Gatwick
$828
SWISS
Apr 28
LGW9:25 amLondon Gatwick
21h 34m
2 stops
SAN10:59 pmSan Diego
May 5
SAN10:46 amSan Diego
37h 39m
2 stops
LGW8:25 amLondon Gatwick
$857

JetBlue flights from London Gatwick Airport to San Diego

Our best JetBlue deals on London Gatwick Airport to San Diego flight tickets
JetBlue
May 23
LGW12:20 pmLondon Gatwick
29h 32m
1 stop
SAN9:52 amSan Diego
May 31
SAN8:44 pmSan Diego
28h 51m
1 stop
LGW9:35 amLondon Gatwick
$834
JetBlue
May 23
LGW12:20 pmLondon Gatwick
32h 11m
1 stop
SAN12:31 pmSan Diego
May 30
SAN1:41 pmSan Diego
35h 54m
1 stop
LGW9:35 amLondon Gatwick
$847
JetBlue
Jun 1
LGW12:20 pmLondon Gatwick
29h 32m
1 stop
SAN9:52 amSan Diego
Jun 6
SAN1:41 pmSan Diego
35h 54m
1 stop
LGW9:35 amLondon Gatwick
$853

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 April 5, 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

Cheapest round-trip
Quickest round-trip

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 9/7

9:25 am-10:47 pm

2 stops21h 22m

San Diego

Tue 9/15

4:06 pm-5:50 pm

2 stops17h 44m

$818

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 8/31

6:35 pm-8:45 pm

2 stops34h 10m

San Diego

Tue 9/8

6:40 am-8:25 am

2 stops17h 45m

$828

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Sat 5/23

12:20 pm-9:52 am

1 stop29h 32m

San Diego

Sun 5/31

8:44 pm-9:35 am

1 stop28h 51m

$834

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Sat 5/23

12:20 pm-12:31 pm

1 stop32h 11m

San Diego

Sat 5/30

1:41 pm-9:35 am

1 stop35h 54m

$847

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 6/1

12:20 pm-9:52 am

1 stop29h 32m

San Diego

Sat 6/6

1:41 pm-9:35 am

1 stop35h 54m

$853

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 6/8

12:20 pm-12:29 pm

1 stop32h 09m

San Diego

Mon 6/15

1:06 pm-9:35 am

1 stop36h 29m

$856

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Tue 4/28

9:25 am-10:59 pm

2 stops21h 34m

San Diego

Tue 5/5

10:46 am-8:25 am

2 stops37h 39m

$857

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 4/20

9:25 am-10:59 pm

2 stops21h 34m

San Diego

Mon 4/27

6:20 am-8:20 am

2 stops18h 00m

$895

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Tue 5/26

12:20 pm-9:52 am

1 stop29h 32m

San Diego

Mon 6/1

8:44 pm-9:35 am

1 stop28h 51m

$897

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Thu 6/4

12:20 pm-12:29 pm

1 stop32h 09m

San Diego

Sat 6/13

8:40 pm-9:35 am

1 stop28h 55m

$901

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 $774. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,049. 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 $839. Flights in the morning are often more expensive with an average ticket price of $901.

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 04m

Direct flights

None
The fastest flight from London Gatwick Airport to San Diego takes 17h 04m
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

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

  • 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 04m 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
National City
Poway
San Ysidro
Imperial Beach
La Mesa
Lemon Grove
Borrego Springs
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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