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Cheap flights from California to London from £191

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to London departing on 4/2. 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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0 bags
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Cheap return flights

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TAP AIR PORTUGAL Logo
16:35 - 09:50
SFO
-
LGW
33h 15m1 stop
TAP AIR PORTUGAL Logo
16:35 - 14:30
LGW
-
SFO
29h 55m1 stop
£447TAP AIR PORTUGAL
Mon, 29 Dec - Tue, 13 Jan
SWISS Logo
19:25 - 17:50
SFO
-
LGW
14h 25m1 stop
SWISS Logo
18:40 - 16:30
LGW
-
SFO
29h 50m1 stop
£448SWISS
Wed, 18 Feb - Mon, 23 Feb
Multiple Airlines Logo
08:25 - 13:50
SFO
-
LGW
21h 25m2 stops
Multiple Airlines Logo
14:20 - 16:30
LGW
-
SFO
34h 10m2 stops
£451Multiple Airlines
Mon, 2 Feb - Mon, 9 Feb
Multiple Airlines Logo
16:40 - 07:50
SFO
-
LGW
31h 10m3 stops
Multiple Airlines Logo
14:35 - 14:35
LGW
-
SFO
32h 00m2 stops
£452Multiple Airlines
Mon, 12 Jan - Fri, 16 Jan
American Airlines Logo
06:00 - 09:00
SJC
-
LGW
19h 00m2 stops
American Airlines Logo
12:30 - 12:10
LGW
-
SJC
31h 40m2 stops
£472American Airlines
Sat, 31 Jan - Sat, 7 Feb
American Airlines Logo
06:20 - 10:40
SMF
-
LGW
20h 20m2 stops
American Airlines Logo
12:20 - 00:12
LGW
-
SMF
19h 52m2 stops
£520American Airlines
Sat, 25 Apr - Thu, 14 May
Iberia Logo
06:00 - 10:50
SJC
-
LGW
20h 50m2 stops
Iberia Logo
19:40 - 10:57
LGW
-
SJC
23h 17m2 stops
£543Iberia
Tue, 13 Jan - Sat, 31 Jan
Iberia Logo
06:00 - 10:50
SJC
-
LGW
20h 50m2 stops
Iberia Logo
11:45 - 10:57
LGW
-
SJC
31h 12m2 stops
£544Iberia
Sat, 31 Jan - Sat, 7 Feb
Icelandair Logo
09:00 - 10:55
SMF
-
LGW
17h 55m2 stops
Icelandair Logo
11:55 - 23:56
LGW
-
SMF
20h 01m2 stops
£619Icelandair
Tue, 10 Feb - Wed, 4 Mar
Icelandair Logo
08:10 - 10:55
OAK
-
LGW
18h 45m2 stops
Icelandair Logo
11:55 - 20:40
LGW
-
OAK
16h 45m2 stops
£656Icelandair
Mon, 26 Jan - Fri, 30 Jan

TAP AIR PORTUGAL flights from California to London Gatwick Airport

Our best TAP AIR PORTUGAL deals on California to London Gatwick Airport flight tickets
TAP AIR PORTUGAL
29 Dec
SFO16:35San Francisco
33h 15m
1 stop
LGW09:50London Gatwick
13 Jan
LGW16:35London Gatwick
29h 55m
1 stop
SFO14:30San Francisco
£447
Find similar
TAP AIR PORTUGAL
7 Mar
SFO16:35San Francisco
33h 15m
1 stop
LGW09:50London Gatwick
15 Mar
LGW21:25London Gatwick
25h 10m
2 stops
SFO15:35San Francisco
£449
Find similar
TAP AIR PORTUGAL
21 Jan
SFO16:35San Francisco
33h 15m
1 stop
LGW09:50London Gatwick
28 Jan
LGW09:35London Gatwick
62h 30m
2 stops
SFO16:05San Francisco
£455
Find similar

SWISS flights from California to London Gatwick Airport

Our best SWISS deals on California to London Gatwick Airport flight tickets
SWISS
18 Feb
SFO19:25San Francisco
14h 25m
1 stop
LGW17:50London Gatwick
23 Feb
LGW18:40London Gatwick
29h 50m
1 stop
SFO16:30San Francisco
£448
Find similar
SWISS
15 Apr
SFO19:40San Francisco
14h 10m
1 stop
LGW17:50London Gatwick
30 Apr
LGW09:25London Gatwick
14h 45m
1 stop
SFO16:10San Francisco
£449
Find similar
SWISS
26 Apr
SFO19:35San Francisco
14h 15m
1 stop
LGW17:50London Gatwick
6 May
LGW09:25London Gatwick
14h 50m
1 stop
SFO16:15San Francisco
£450
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from California 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 279,928 searches. Data last updated 18 December 2025.
Use the filters below to find and compare flights from California to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Mon 29/12

16:35-09:50

1 stop33h 15m

London Gatwick

Tue 13/1

16:35-14:30

1 stop29h 55m

£447

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Wed 18/2

19:25-17:50

1 stop14h 25m

London Gatwick

Mon 23/2

18:40-16:30

1 stop29h 50m

£448

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Mon 2/2

08:25-13:50

2 stops21h 25m

London Gatwick

Mon 9/2

14:20-16:30

2 stops34h 10m

£451

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Mon 12/1

16:40-07:50

3 stops31h 10m

London Gatwick

Fri 16/1

14:35-14:35

2 stops32h 00m

£452

San JoseLondon

SJC - LGW

SJCLGW

San Jose

Sat 31/1

06:00-09:00

2 stops19h 00m

London Gatwick

Sat 7/2

12:30-12:10

2 stops31h 40m

£472

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Sat 25/4

06:20-10:40

2 stops20h 20m

London Gatwick

Thu 14/5

12:20-00:12

2 stops19h 52m

£520

San JoseLondon

SJC - LGW

SJCLGW

San Jose

Tue 13/1

06:00-10:50

2 stops20h 50m

London Gatwick

Sat 31/1

19:40-10:57

2 stops23h 17m

£543

San JoseLondon

SJC - LGW

SJCLGW

San Jose

Sat 31/1

06:00-10:50

2 stops20h 50m

London Gatwick

Sat 7/2

11:45-10:57

2 stops31h 12m

£544

SacramentoLondon

SMF - LGW

SMFLGW

Sacramento Intl

Tue 10/2

09:00-10:55

2 stops17h 55m

London Gatwick

Wed 4/3

11:55-23:56

2 stops20h 01m

£619

OaklandLondon

OAK - LGW

OAKLGW

Oakland

Mon 26/1

08:10-10:55

2 stops18h 45m

London Gatwick

Fri 30/1

11:55-20:40

2 stops16h 45m

£656

Flights are sorted by cheapest return 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 California 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 month to fly to London Gatwick Airport?

The cheapest month to fly to London Gatwick Airport from California is in October. Flight prices, which tend to average around £322, are often lower during this time because this is during the off-season. If you don’t want to visit London Gatwick Airport in October, then you should wait until September to fly from California, when ticket prices are also cheap, with an average price of £369.

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

According to our data, Tuesday is the cheapest day to fly to London Gatwick Airport from California. The lowest ticket price found for a Tuesday departure recently was £301. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from California to London Gatwick Airport on a Saturday will generally be more expensive and average around £542. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our data shows that the cheapest California to London Gatwick Airport flights are usually those with departure times in the afternoon. Our users have found flights to London Gatwick Airport in the afternoon for as low as £439. In contrast, the most expensive time of day to depart to London Gatwick Airport is in the morning when prices are around £547.

What is the cheapest California to London Gatwick flight route?

Fly from Los Angeles to London Gatwick for the best California - London Gatwick flight prices

How far in advance should I book a flight to London Gatwick Airport?

You are more likely to see cheaper flights to London Gatwick Airport from California when booking weeks ahead of your departure date. In general, you can expect to find flights to London Gatwick Airport for around £478 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Gatwick Airport from California for as low as £410 on momondo.

What cabin class options are available on California to London Gatwick flights?

There are 3 cabin classes available to choose from on California to London Gatwick flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on California to London Gatwick Airport flights?

You could potentially save up to 10% on your flight if you consider stops on a California to London Gatwick Airport flight.

Cheap California to London Gatwick Airport flight deals and tips

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

Fastest flight time

10h 25m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun
The fastest flight from California to London Gatwick Airport takes 10h 25m
Direct flights go from California to London Gatwick Airport on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. Airline offering direct flights is Norse Atlantic UK..
Search flight deals

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

    Prices for flights from California to London Gatwick Airport refresh daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to London Gatwick Airport.

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

    The travel and health documents required for your trip to London Gatwick Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Gatwick Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from California to London Gatwick Airport?

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Hayes
Chelmsford
Dover
Worthing
Colchester
Bedford
Ramsgate
Hounslow
Stansted

Why use momondo?

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

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

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

Yes. All flights to London from California on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from California to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from California to London.

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

Yes. momondo can track prices for California to London 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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