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Cheap flights from Santa Ana, California to London from £242

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 27/10. 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
14:20 - 09:20
SNA
-
LHR
35h 00m
2 stops
Multiple Airlines Logo
14:45 - 22:25
LHR
-
SNA
15h 40m
1 stop
£593Multiple Airlines
Tue, 3 Nov - Tue, 17 Nov
Multiple Airlines Logo
12:35 - 11:50
SNA
-
LHR
15h 15m
1 stop
Multiple Airlines Logo
14:45 - 17:03
LHR
-
SNA
34h 18m
1 stop
£598Multiple Airlines
Wed, 20 Jan - Mon, 25 Jan
Multiple Airlines Logo
09:12 - 06:50
SNA
-
LHR
13h 38m
1 stop
Multiple Airlines Logo
14:45 - 22:25
LHR
-
SNA
15h 40m
1 stop
£602Multiple Airlines
Tue, 3 Nov - Tue, 17 Nov
Multiple Airlines Logo
18:28 - 19:35
SNA
-
LHR
17h 07m
2 stops
Multiple Airlines Logo
14:45 - 11:54
LHR
-
SNA
29h 09m
1 stop
£612Multiple Airlines
Wed, 20 Jan - Mon, 25 Jan
Multiple Airlines Logo
14:20 - 09:20
SNA
-
LHR
35h 00m
2 stops
Multiple Airlines Logo
07:40 - 17:28
LHR
-
SNA
17h 48m
2 stops
£617Multiple Airlines
Tue, 3 Nov - Tue, 17 Nov
Multiple Airlines Logo
12:35 - 11:50
SNA
-
LHR
15h 15m
1 stop
Multiple Airlines Logo
06:30 - 20:19
LHR
-
SNA
21h 49m
2 stops
£625Multiple Airlines
Mon, 11 Jan - Mon, 25 Jan
Multiple Airlines Logo
14:15 - 12:50
SNA
-
LHR
15h 35m
1 stop
Multiple Airlines Logo
14:45 - 13:44
LHR
-
SNA
30h 59m
1 stop
£633Multiple Airlines
Sat, 31 Oct - Mon, 16 Nov
Multiple Airlines Logo
14:15 - 12:50
SNA
-
LHR
15h 35m
1 stop
Multiple Airlines Logo
14:45 - 22:25
LHR
-
SNA
15h 40m
1 stop
£635Multiple Airlines
Sat, 31 Oct - Tue, 17 Nov
Multiple Airlines Logo
13:35 - 11:50
SNA
-
LHR
14h 15m
1 stop
Multiple Airlines Logo
14:45 - 22:40
LHR
-
SNA
15h 55m
1 stop
£639Multiple Airlines
Tue, 15 Dec - Mon, 28 Dec
Multiple Airlines Logo
13:35 - 07:10
SNA
-
LHR
33h 35m
2 stops
Multiple Airlines Logo
14:45 - 08:21
LHR
-
SNA
25h 36m
1 stop
£642Multiple Airlines
Tue, 15 Dec - Mon, 28 Dec

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British Airways flights from Santa Ana, California to London

Our best British Airways deals on Santa Ana, California to London flight tickets
British Airways
4 Nov
SNA11:40Santa Ana J. Wayne/Orange Cnty
12h 55m
1 stop
LHR08:35London Heathrow
17 Nov
LHR06:05London Heathrow
21h 05m
2 stops
SNA19:10Santa Ana J. Wayne/Orange Cnty
£660
British Airways
9 Dec
SNA10:41Santa Ana J. Wayne/Orange Cnty
13h 34m
1 stop
LHR08:15London Heathrow
30 Dec
LHR13:15London Heathrow
16h 33m
1 stop
SNA21:48Santa Ana J. Wayne/Orange Cnty
£685
British Airways
3 Aug
SNA08:01Santa Ana J. Wayne/Orange Cnty
16h 59m
1 stop
LHR09:00London Heathrow
18 Aug
LHR20:00London Heathrow
31h 35m
2 stops
SNA19:35Santa Ana J. Wayne/Orange Cnty
£801

Air Canada flights from Santa Ana, California to London

Our best Air Canada deals on Santa Ana, California to London flight tickets
Air Canada
11 Jan
SNA12:35Santa Ana J. Wayne/Orange Cnty
34h 35m
2 stops
LHR07:10London Heathrow
25 Jan
LHR13:00London Heathrow
30h 45m
2 stops
SNA11:45Santa Ana J. Wayne/Orange Cnty
£651
Air Canada
1 Nov
SNA14:20Santa Ana J. Wayne/Orange Cnty
35h 00m
2 stops
LHR09:20London Heathrow
20 Nov
LHR13:25London Heathrow
32h 05m
2 stops
SNA13:30Santa Ana J. Wayne/Orange Cnty
£661
Air Canada
9 Nov
SNA14:20Santa Ana J. Wayne/Orange Cnty
32h 50m
2 stops
LHR07:10London Heathrow
13 Nov
LHR14:30London Heathrow
31h 00m
1 stop
SNA13:30Santa Ana J. Wayne/Orange Cnty
£663

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 30 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

Tue 3/11

14:20-09:20

2 stops35h 00m

London Heathrow

Tue 17/11

14:45-22:25

1 stop15h 40m

£593

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 20/1

12:35-11:50

1 stop15h 15m

London Heathrow

Mon 25/1

14:45-17:03

1 stop34h 18m

£598
Fastest return journey

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 3/11

09:12-06:50

1 stop13h 38m

London Heathrow

Tue 17/11

14:45-22:25

1 stop15h 40m

£602

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 20/1

18:28-19:35

2 stops17h 07m

London Heathrow

Mon 25/1

14:45-11:54

1 stop29h 09m

£612

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 3/11

14:20-09:20

2 stops35h 00m

London Heathrow

Tue 17/11

07:40-17:28

2 stops17h 48m

£617

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 11/1

12:35-11:50

1 stop15h 15m

London Heathrow

Mon 25/1

06:30-20:19

2 stops21h 49m

£625

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sat 31/10

14:15-12:50

1 stop15h 35m

London Heathrow

Mon 16/11

14:45-13:44

1 stop30h 59m

£633

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sat 31/10

14:15-12:50

1 stop15h 35m

London Heathrow

Tue 17/11

14:45-22:25

1 stop15h 40m

£635

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 15/12

13:35-11:50

1 stop14h 15m

London Heathrow

Mon 28/12

14:45-22:40

1 stop15h 55m

£639

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 15/12

13:35-07:10

2 stops33h 35m

London Heathrow

Mon 28/12

14:45-08:21

1 stop25h 36m

£642

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 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 £511, 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 Wednesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £635. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Santa Ana, California to London for around £769.

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 £459. Flights in the afternoon are often more expensive, with an average ticket price of £701.

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

13h 13m

Direct flights

None
The fastest flight from Santa Ana, California to London takes 13h 13m
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 13h 13m.

  • 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
Bedford
Hayes
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