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Cheap flights from Santa Ana, California to London from £221

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 15/10. 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

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
13:35 - 11:50
SNA
-
LHR
14h 15m
1 stop
Multiple Airlines Logo
14:45 - 22:30
LHR
-
SNA
15h 45m
1 stop
£595Multiple Airlines
Wed, 2 Dec - Wed, 20 Jan
Multiple Airlines Logo
12:35 - 07:10
SNA
-
LHR
34h 35m
2 stops
Multiple Airlines Logo
14:45 - 22:30
LHR
-
SNA
15h 45m
1 stop
£600Multiple Airlines
Tue, 5 Jan - Sat, 9 Jan
Multiple Airlines Logo
14:53 - 12:15
SNA
-
LHR
13h 22m
1 stop
Multiple Airlines Logo
14:45 - 22:25
LHR
-
SNA
15h 40m
1 stop
£601Multiple Airlines
Wed, 11 Nov - Wed, 18 Nov
Multiple Airlines Logo
08:50 - 08:30
SNA
-
LHR
15h 40m
2 stops
Multiple Airlines Logo
14:45 - 22:25
LHR
-
SNA
15h 40m
1 stop
£607Multiple Airlines
Wed, 11 Nov - Wed, 18 Nov
Virgin Atlantic Logo
10:15 - 10:00
SNA
-
LHR
15h 45m
1 stop
Virgin Atlantic Logo
06:30 - 20:37
LHR
-
SNA
22h 07m
2 stops
£645Virgin Atlantic
Wed, 2 Dec - Wed, 20 Jan
United Airlines Logo
07:00 - 06:40
SNA
-
LHR
15h 40m
2 stops
United Airlines Logo
06:35 - 08:59
LHR
-
SNA
34h 24m
2 stops
£648United Airlines
Mon, 9 Nov - Fri, 13 Nov
United Airlines Logo
21:13 - 21:20
SNA
-
LHR
16h 07m
1 stop
United Airlines Logo
06:35 - 08:59
LHR
-
SNA
34h 24m
2 stops
£649United Airlines
Mon, 9 Nov - Fri, 13 Nov
Iberia Logo
10:41 - 14:05
SNA
-
LCY
19h 24m
2 stops
Iberia Logo
07:50 - 20:55
LCY
-
SNA
21h 05m
2 stops
£666Iberia
Wed, 2 Dec - Wed, 20 Jan
SWISS Logo
14:55 - 17:50
SNA
-
LGW
18h 55m
2 stops
SWISS Logo
09:25 - 20:51
LGW
-
SNA
19h 26m
2 stops
£670SWISS
Tue, 18 Aug - Tue, 25 Aug
SWISS Logo
15:05 - 17:50
SNA
-
LGW
18h 45m
2 stops
SWISS Logo
09:25 - 20:51
LGW
-
SNA
19h 26m
2 stops
£718SWISS
Tue, 8 Sep - Tue, 15 Sep

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Delta flights from Santa Ana, California to London

Our best Delta deals on Santa Ana, California to London flight tickets
Delta
7 Oct
SNA11:59Santa Ana J. Wayne/Orange Cnty
19h 36m
1 stop
LHR15:35London Heathrow
21 Oct
LHR06:30London Heathrow
18h 50m
2 stops
SNA17:20Santa Ana J. Wayne/Orange Cnty
£677
Delta
7 Sept
SNA06:45Santa Ana J. Wayne/Orange Cnty
15h 40m
1 stop
LHR06:25London Heathrow
16 Sept
LHR06:30London Heathrow
18h 52m
2 stops
SNA17:22Santa Ana J. Wayne/Orange Cnty
£703
Delta
13 Sept
SNA12:50Santa Ana J. Wayne/Orange Cnty
16h 55m
2 stops
LHR13:45London Heathrow
1 Oct
LHR06:30London Heathrow
21h 53m
2 stops
SNA20:23Santa Ana J. Wayne/Orange Cnty
£706

Air Canada flights from Santa Ana, California to London

Our best Air Canada deals on Santa Ana, California to London flight tickets
Air Canada
7 Oct
SNA13:15Santa Ana J. Wayne/Orange Cnty
16h 05m
1 stop
LHR13:20London Heathrow
21 Oct
LHR08:40London Heathrow
35h 38m
2 stops
SNA12:18Santa Ana J. Wayne/Orange Cnty
£667
Air Canada
21 Sept
SNA13:15Santa Ana J. Wayne/Orange Cnty
23h 45m
2 stops
LHR21:00London Heathrow
1 Oct
LHR14:05London Heathrow
38h 39m
2 stops
SNA20:44Santa Ana J. Wayne/Orange Cnty
£680
Air Canada
6 Sept
SNA13:15Santa Ana J. Wayne/Orange Cnty
33h 20m
2 stops
LHR06:35London Heathrow
16 Sept
LHR08:40London Heathrow
35h 38m
2 stops
SNA12:18Santa Ana J. Wayne/Orange Cnty
£699

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 23 July 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

Wed 2/12

13:35-11:50

1 stop14h 15m

London Heathrow

Wed 20/1

14:45-22:30

1 stop15h 45m

£595

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 5/1

12:35-07:10

2 stops34h 35m

London Heathrow

Sat 9/1

14:45-22:30

1 stop15h 45m

£600
Fastest return journey

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 11/11

14:53-12:15

1 stop13h 22m

London Heathrow

Wed 18/11

14:45-22:25

1 stop15h 40m

£601

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 11/11

08:50-08:30

2 stops15h 40m

London Heathrow

Wed 18/11

14:45-22:25

1 stop15h 40m

£607

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 2/12

10:15-10:00

1 stop15h 45m

London Heathrow

Wed 20/1

06:30-20:37

2 stops22h 07m

£645

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 9/11

07:00-06:40

2 stops15h 40m

London Heathrow

Fri 13/11

06:35-08:59

2 stops34h 24m

£648

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 9/11

21:13-21:20

1 stop16h 07m

London Heathrow

Fri 13/11

06:35-08:59

2 stops34h 24m

£649

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Wed 2/12

10:41-14:05

2 stops19h 24m

London City

Wed 20/1

07:50-20:55

2 stops21h 05m

£666

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Tue 18/8

14:55-17:50

2 stops18h 55m

London Gatwick

Tue 25/8

09:25-20:51

2 stops19h 26m

£670

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Tue 8/9

15:05-17:50

2 stops18h 45m

London Gatwick

Tue 15/9

09:25-20:51

2 stops19h 26m

£718

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 February. Flight prices, which tend to average around £508, are often lower during this time because this is during the off-season. The month of March is another great option to travel to London, with average flight prices from Santa Ana, California averaging around £526.

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

Our data shows that Monday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £614. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Santa Ana, California to London for around £712.

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 £574. Flights in the evening are often more expensive, with an average ticket price of £684.

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 55m

Direct flights

None
The fastest flight from Santa Ana, California to London takes 12h 55m
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 55m.

  • 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
Wembley
Gatwick
Milton Keynes
Luton
Southend-on-Sea
Slough
Ipswich
Maidstone
Folkestone
Ilford
Hastings
Canterbury
Guildford
Chichester
Hayes
Bedford
Colchester
Harlow
Chelmsford

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