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Cheap flights from Santa Ana, California to London from £240

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santa Ana, California to London departing on 6/9. 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 Santa Ana, California to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:25 - 11:50
SNA
-
LHR
15h 25m
1 stop
Multiple Airlines Logo
08:20 - 18:01
LHR
-
SNA
17h 41m
1 stop
£612Multiple Airlines
Sun, 1 Nov - Mon, 16 Nov
British Airways Logo
10:35 - 09:00
SNA
-
LHR
14h 25m
1 stop
British Airways Logo
08:55 - 15:45
LHR
-
SNA
14h 50m
1 stop
£621British Airways
Tue, 8 Sep - Fri, 25 Sep
Multiple Airlines Logo
09:30 - 12:00
SNA
-
LHR
18h 30m
1 stop
Multiple Airlines Logo
06:30 - 20:19
LHR
-
SNA
21h 49m
2 stops
£628Multiple Airlines
Sun, 1 Nov - Mon, 16 Nov
Multiple Airlines Logo
12:25 - 07:10
SNA
-
LHR
34h 45m
2 stops
Multiple Airlines Logo
14:45 - 21:30
LHR
-
SNA
14h 45m
1 stop
£635Multiple Airlines
Tue, 10 Nov - Sun, 22 Nov
Iberia Logo
09:30 - 06:50
SNA
-
LHR
13h 20m
1 stop
Iberia Logo
19:40 - 08:32
LHR
-
SNA
20h 52m
2 stops
£646Iberia
Mon, 16 Nov - Mon, 23 Nov
Delta Logo
14:00 - 13:15
SNA
-
LHR
15h 15m
1 stop
Delta Logo
06:30 - 20:37
LHR
-
SNA
22h 07m
2 stops
£649Delta
Tue, 28 Jul - Fri, 6 Nov
Delta Logo
15:45 - 15:35
SNA
-
LHR
15h 50m
1 stop
Delta Logo
09:55 - 22:24
LHR
-
SNA
20h 29m
2 stops
£650Delta
Wed, 7 Oct - Wed, 21 Oct
American Airlines Logo
06:45 - 08:40
SNA
-
LGW
17h 55m
2 stops
American Airlines Logo
10:30 - 08:17
LGW
-
SNA
29h 47m
2 stops
£686American Airlines
Thu, 3 Sep - Tue, 29 Sep
SWISS Logo
15:06 - 17:50
SNA
-
LGW
18h 44m
2 stops
SWISS Logo
09:25 - 20:51
LGW
-
SNA
19h 26m
2 stops
£720SWISS
Wed, 7 Oct - Wed, 21 Oct
SWISS Logo
14:47 - 18:40
SNA
-
LCY
19h 53m
2 stops
SWISS Logo
09:15 - 20:51
LCY
-
SNA
19h 36m
2 stops
£777SWISS
Mon, 10 Aug - Mon, 24 Aug

British Airways flights from Santa Ana, California to London

Our best British Airways deals on Santa Ana, California to London flight tickets
British Airways
8 Sept
SNA10:35Santa Ana J. Wayne/Orange Cnty
14h 25m
1 stop
LHR09:00London Heathrow
25 Sept
LHR08:55London Heathrow
14h 50m
1 stop
SNA15:45Santa Ana J. Wayne/Orange Cnty
£621
British Airways
6 Sept
SNA16:55Santa Ana J. Wayne/Orange Cnty
14h 10m
1 stop
LHR15:05London Heathrow
23 Sept
LHR08:55London Heathrow
14h 50m
1 stop
SNA15:45Santa Ana J. Wayne/Orange Cnty
£661
British Airways
1 Nov
SNA09:30Santa Ana J. Wayne/Orange Cnty
27h 15m
2 stops
LHR20:45London Heathrow
16 Nov
LHR19:15London Heathrow
35h 30m
2 stops
SNA22:45Santa Ana J. Wayne/Orange Cnty
£675

Virgin Atlantic flights from Santa Ana, California to London

Our best Virgin Atlantic deals on Santa Ana, California to London flight tickets
Virgin Atlantic
8 Sept
SNA13:35Santa Ana J. Wayne/Orange Cnty
18h 00m
2 stops
LHR15:35London Heathrow
25 Sept
LHR08:40London Heathrow
19h 38m
2 stops
SNA20:18Santa Ana J. Wayne/Orange Cnty
£653
Virgin Atlantic
28 Jul
SNA12:15Santa Ana J. Wayne/Orange Cnty
17h 00m
1 stop
LHR13:15London Heathrow
6 Nov
LHR08:55London Heathrow
21h 34m
1 stop
SNA22:29Santa Ana J. Wayne/Orange Cnty
£671
Virgin Atlantic
10 Aug
SNA13:44Santa Ana J. Wayne/Orange Cnty
17h 51m
2 stops
LHR15:35London Heathrow
24 Aug
LHR11:45London Heathrow
18h 45m
2 stops
SNA22:30Santa Ana J. Wayne/Orange Cnty
£675

momondo Fare Finder

 
Customise your flight search to find flights from Santa Ana, California to London 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 June 2026.
Use the filters below to find and compare flights from Santa Ana, California to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sun 1/11

12:25-11:50

1 stop15h 25m

London Heathrow

Mon 16/11

08:20-18:01

1 stop17h 41m

£612
Fastest return journey

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 8/9

10:35-09:00

1 stop14h 25m

London Heathrow

Fri 25/9

08:55-15:45

1 stop14h 50m

£621

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sun 1/11

09:30-12:00

1 stop18h 30m

London Heathrow

Mon 16/11

06:30-20:19

2 stops21h 49m

£628

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 10/11

12:25-07:10

2 stops34h 45m

London Heathrow

Sun 22/11

14:45-21:30

1 stop14h 45m

£635

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 16/11

09:30-06:50

1 stop13h 20m

London Heathrow

Mon 23/11

19:40-08:32

2 stops20h 52m

£646

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 28/7

14:00-13:15

1 stop15h 15m

London Heathrow

Fri 6/11

06:30-20:37

2 stops22h 07m

£649

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 7/10

15:45-15:35

1 stop15h 50m

London Heathrow

Wed 21/10

09:55-22:24

2 stops20h 29m

£650

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Thu 3/9

06:45-08:40

2 stops17h 55m

London Gatwick

Tue 29/9

10:30-08:17

2 stops29h 47m

£686

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Wed 7/10

15:06-17:50

2 stops18h 44m

London Gatwick

Wed 21/10

09:25-20:51

2 stops19h 26m

£720

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Mon 10/8

14:47-18:40

2 stops19h 53m

London City

Mon 24/8

09:15-20:51

2 stops19h 36m

£777

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 Santa Ana, California to London

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 Santa Ana, California and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Santa Ana, California is in October. Flight prices, which tend to average around £400, are often lower during this time because this is during the off-season. The month of August is another great option to travel to London, with average flight prices from Santa Ana, California averaging around £435.

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

Our data shows that Wednesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £540. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Santa Ana, California to London for around £669.

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

The cheapest time of day to fly to London is at midday when flights can be purchased for as low as £576. Flights in the evening are often more expensive, with an average ticket price of £615.

When to book flights from Santa Ana, California to London

Are you open to changing your travel dates? Check out the ideal times to fly from Santa Ana, California to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Santa Ana, California to London (SNA to LON) flight deals and tips

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

Fastest flight time

12h 25m

Direct flights

None
The fastest flight from Santa Ana, California to London takes 12h 25m
There are no direct flights from Santa Ana, California to London. There are no popular flight routes from Santa Ana, California to London.
Search flight deals

Frequently asked questions about flying from Santa Ana, California to London

  • How far is Santa Ana J. Wayne/Orange Cnty to London by plane?

    A flight from Santa Ana J. Wayne/Orange Cnty to London will travel around 5442.6 mi. In terms of flight time, this usually takes a little over 12h 25m.

  • When did momondo last update prices for flights from Santa Ana J. Wayne/Orange Cnty Airport to London?

    Prices for flights from Santa Ana J. Wayne/Orange Cnty Airport to London were last updated today.

  • How old do you have to be to fly from Santa Ana J. Wayne/Orange Cnty Airport to London?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Santa Ana J. Wayne/Orange Cnty Airport to London.

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

    The necessary travel and health documents for your London 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
Gatwick
Luton
Wembley
Slough
Maidstone
Southend-on-Sea
Ipswich
Ilford
Canterbury
Guildford
Hayes
Folkestone
Chelmsford
Dover
Bedford
Chichester
Harlow
Colchester

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Santa Ana to London for you.

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

momondo does allow users to show only those flights to London from Santa Ana which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Santa Ana to London?

Once all potential Santa Ana to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to London from Santa Ana. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport