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Cheap flights from California to London from £209

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 9/3. 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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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
19:40 - 07:30
SFO
-
STN
27h 50m
1 stop
Multiple Airlines Logo
06:30 - 12:45
STN
-
SFO
38h 15m
2 stops
£438Multiple Airlines
Sun, 12 Apr - Tue, 21 Apr
Multiple Airlines Logo
19:40 - 07:30
SFO
-
STN
27h 50m
1 stop
Multiple Airlines Logo
06:35 - 12:45
STN
-
SFO
38h 10m
2 stops
£439Multiple Airlines
Sun, 19 Apr - Sun, 26 Apr
Multiple Airlines Logo
08:15 - 22:40
LAX
-
STN
30h 25m
2 stops
Multiple Airlines Logo
18:00 - 13:05
STN
-
LAX
27h 05m
2 stops
£439Multiple Airlines
Mon, 23 Feb - Mon, 2 Mar
Multiple Airlines Logo
19:40 - 21:00
SFO
-
STN
17h 20m
1 stop
Multiple Airlines Logo
06:30 - 12:45
STN
-
SFO
38h 15m
2 stops
£440Multiple Airlines
Thu, 16 Apr - Tue, 21 Apr
Multiple Airlines Logo
14:40 - 20:55
SFO
-
STN
22h 15m
2 stops
Multiple Airlines Logo
21:20 - 21:22
STN
-
SFO
31h 02m
2 stops
£441Multiple Airlines
Wed, 4 Mar - Tue, 10 Mar
Multiple Airlines Logo
08:15 - 22:40
LAX
-
STN
30h 25m
2 stops
Multiple Airlines Logo
18:05 - 13:05
STN
-
LAX
27h 00m
2 stops
£441Multiple Airlines
Mon, 23 Feb - Thu, 26 Feb
Multiple Airlines Logo
16:35 - 19:15
LAX
-
STN
18h 40m
2 stops
Multiple Airlines Logo
18:40 - 14:35
STN
-
LAX
27h 55m
2 stops
£441Multiple Airlines
Wed, 15 Apr - Tue, 28 Apr
Multiple Airlines Logo
08:10 - 13:45
SFO
-
STN
21h 35m
2 stops
Multiple Airlines Logo
07:25 - 21:21
STN
-
SFO
21h 56m
2 stops
£443Multiple Airlines
Wed, 15 Apr - Wed, 29 Apr
Turkish Airlines Logo
11:35 - 16:50
SMF
-
STN
45h 15m
2 stops
Turkish Airlines Logo
17:45 - 22:18
STN
-
SMF
36h 33m
2 stops
£1,165Turkish Airlines
Tue, 21 Apr - Thu, 14 May
Turkish Airlines Logo
11:35 - 09:55
SMF
-
STN
62h 20m
2 stops
Turkish Airlines Logo
17:45 - 22:18
STN
-
SMF
36h 33m
2 stops
£1,166Turkish Airlines
Tue, 21 Apr - Thu, 14 May

Turkish Airlines flights from California to London Stansted Airport

Our best Turkish Airlines deals on California to London Stansted Airport flight tickets
Turkish Airlines
22 Apr
LAS06:30Las Vegas Harry Reid Intl
26h 20m
2 stops
STN16:50London Stansted
9 May
STN17:45London Stansted
37h 04m
2 stops
LAS22:49Las Vegas Harry Reid Intl
£750
Turkish Airlines
5 May
LAS06:30Las Vegas Harry Reid Intl
26h 20m
2 stops
STN16:50London Stansted
15 May
STN17:45London Stansted
36h 54m
2 stops
LAS22:39Las Vegas Harry Reid Intl
£777
Turkish Airlines
25 Apr
SAN21:15San Diego
28h 40m
2 stops
STN09:55London Stansted
5 May
STN17:45London Stansted
34h 19m
2 stops
SAN20:04San Diego
£798

momondo Fare Finder

 
Customise your flight search to find flights from California to London Stansted 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 8 February 2026.
Use the filters below to find and compare flights from California to London Stansted Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Sun 12/4

19:40-07:30

1 stop27h 50m

London Stansted

Tue 21/4

06:30-12:45

2 stops38h 15m

£438

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Sun 19/4

19:40-07:30

1 stop27h 50m

London Stansted

Sun 26/4

06:35-12:45

2 stops38h 10m

£439

Los AngelesLondon

LAX - STN

LAXSTN

Los Angeles

Mon 23/2

08:15-22:40

2 stops30h 25m

London Stansted

Mon 2/3

18:00-13:05

2 stops27h 05m

£439

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Thu 16/4

19:40-21:00

1 stop17h 20m

London Stansted

Tue 21/4

06:30-12:45

2 stops38h 15m

£440

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Wed 4/3

14:40-20:55

2 stops22h 15m

London Stansted

Tue 10/3

21:20-21:22

2 stops31h 02m

£441

Los AngelesLondon

LAX - STN

LAXSTN

Los Angeles

Mon 23/2

08:15-22:40

2 stops30h 25m

London Stansted

Thu 26/2

18:05-13:05

2 stops27h 00m

£441

Los AngelesLondon

LAX - STN

LAXSTN

Los Angeles

Wed 15/4

16:35-19:15

2 stops18h 40m

London Stansted

Tue 28/4

18:40-14:35

2 stops27h 55m

£441

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Wed 15/4

08:10-13:45

2 stops21h 35m

London Stansted

Wed 29/4

07:25-21:21

2 stops21h 56m

£443

SacramentoLondon

SMF - STN

SMFSTN

Sacramento Intl

Tue 21/4

11:35-16:50

2 stops45h 15m

London Stansted

Thu 14/5

17:45-22:18

2 stops36h 33m

£1,165

SacramentoLondon

SMF - STN

SMFSTN

Sacramento Intl

Tue 21/4

11:35-09:55

2 stops62h 20m

London Stansted

Thu 14/5

17:45-22:18

2 stops36h 33m

£1,166

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 Stansted 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

How long does it take to fly to London Stansted Airport?

Flight times vary depending on what airport in California you fly out of and what airport in London Stansted Airport you fly into. For example, flying from San Francisco to London Heathrow Airport takes 10h 10m on average. On the other hand, flying from Los Angeles to London Heathrow Airport takes 10h 20m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.

Cheap California to London Stansted Airport flight deals and tips

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

Fastest flight time

13h 05m

Direct flights

None
The fastest flight from California to London Stansted Airport takes 13h 05m
There are no direct flights from California to London Stansted Airport. There are no popular flight routes from California to London Stansted Airport.
Search flight deals

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

    Prices for flights from California to London Stansted Airport were last updated today.

  • How old do you have to be to fly from California to London Stansted 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 California to London Stansted Airport.

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

    The necessary travel and health documents for your London Stansted Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near London?

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

Why use momondo?

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

It is quick and easy to find California to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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 helps you find the best flight between California and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of California to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your London Stansted Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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