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Cheap flights from Santa Ana, California to London from £235

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 11/8. 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
13:10 - 10:00
SNA
-
LGW
36h 50m
1 stop
Multiple Airlines Logo
14:00 - 08:47
LGW
-
SNA
50h 47m
2 stops
£585Multiple Airlines
Sat, 1 Aug - Tue, 1 Sep
Multiple Airlines Logo
13:35 - 11:50
SNA
-
LHR
14h 15m
1 stop
Multiple Airlines Logo
08:20 - 22:40
LHR
-
SNA
22h 20m
1 stop
£612Multiple Airlines
Mon, 7 Dec - Fri, 25 Dec
Air Canada Logo
13:15 - 13:20
SNA
-
LHR
16h 05m
1 stop
Air Canada Logo
08:40 - 12:18
LHR
-
SNA
35h 38m
2 stops
£634Air Canada
Wed, 7 Oct - Wed, 21 Oct
Air Canada Logo
13:15 - 13:20
SNA
-
LHR
16h 05m
1 stop
Air Canada Logo
08:40 - 12:18
LHR
-
SNA
35h 38m
2 stops
£635Air Canada
Wed, 7 Oct - Wed, 21 Oct
Delta Logo
21:00 - 20:00
SNA
-
LHR
15h 00m
1 stop
Delta Logo
06:30 - 17:59
LHR
-
SNA
19h 29m
2 stops
£645Delta
Sat, 14 Nov - Wed, 18 Nov
Delta Logo
17:01 - 16:40
SNA
-
LCY
15h 39m
2 stops
Delta Logo
09:20 - 22:30
LCY
-
SNA
21h 10m
2 stops
£666Delta
Wed, 7 Oct - Wed, 21 Oct
Lufthansa Logo
13:06 - 17:40
SNA
-
LCY
20h 34m
2 stops
Lufthansa Logo
09:50 - 21:01
LCY
-
SNA
19h 11m
2 stops
£686Lufthansa
Wed, 18 Nov - Thu, 26 Nov
SWISS Logo
14:55 - 12:35
SNA
-
LCY
37h 40m
2 stops
SWISS Logo
18:00 - 20:51
LCY
-
SNA
34h 51m
2 stops
£726SWISS
Mon, 17 Aug - Mon, 24 Aug
Lufthansa Logo
13:08 - 17:55
SNA
-
LCY
20h 47m
2 stops
Lufthansa Logo
09:15 - 20:44
LCY
-
SNA
19h 29m
2 stops
£752Lufthansa
Wed, 19 Aug - Wed, 26 Aug
SWISS Logo
14:55 - 08:40
SNA
-
LCY
33h 45m
2 stops
SWISS Logo
09:00 - 20:51
LCY
-
SNA
19h 51m
2 stops
£824SWISS
Wed, 12 Aug - Sat, 22 Aug

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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
£634
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
£635
Air Canada
21 Nov
SNA14:20Santa Ana J. Wayne/Orange Cnty
56h 50m
2 stops
LHR07:10London Heathrow
26 Nov
LHR14:30London Heathrow
31h 00m
1 stop
SNA13:30Santa Ana J. Wayne/Orange Cnty
£658

United Airlines flights from Santa Ana, California to London

Our best United Airlines deals on Santa Ana, California to London flight tickets
United Airlines
14 Nov
SNA18:26Santa Ana J. Wayne/Orange Cnty
28h 14m
2 stops
LHR06:40London Heathrow
18 Nov
LHR06:35London Heathrow
20h 09m
2 stops
SNA18:44Santa Ana J. Wayne/Orange Cnty
£645
United Airlines
14 Nov
SNA18:26Santa Ana J. Wayne/Orange Cnty
28h 59m
1 stop
LHR07:25London Heathrow
18 Nov
LHR14:30London Heathrow
31h 00m
1 stop
SNA13:30Santa Ana J. Wayne/Orange Cnty
£646
United Airlines
7 Oct
SNA13:15Santa Ana J. Wayne/Orange Cnty
16h 05m
1 stop
LHR13:20London Heathrow
21 Oct
LHR15:05London Heathrow
29h 13m
1 stop
SNA12:18Santa Ana J. Wayne/Orange Cnty
£655

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 11 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 - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Sat 1/8

13:10-10:00

1 stop36h 50m

London Gatwick

Tue 1/9

14:00-08:47

2 stops50h 47m

£585

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 7/12

13:35-11:50

1 stop14h 15m

London Heathrow

Fri 25/12

08:20-22:40

1 stop22h 20m

£612

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 7/10

13:15-13:20

1 stop16h 05m

London Heathrow

Wed 21/10

08:40-12:18

2 stops35h 38m

£634

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 7/10

13:15-13:20

1 stop16h 05m

London Heathrow

Wed 21/10

08:40-12:18

2 stops35h 38m

£635
Fastest return journey

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sat 14/11

21:00-20:00

1 stop15h 00m

London Heathrow

Wed 18/11

06:30-17:59

2 stops19h 29m

£645

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Wed 7/10

17:01-16:40

2 stops15h 39m

London City

Wed 21/10

09:20-22:30

2 stops21h 10m

£666

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Wed 18/11

13:06-17:40

2 stops20h 34m

London City

Thu 26/11

09:50-21:01

2 stops19h 11m

£686

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Mon 17/8

14:55-12:35

2 stops37h 40m

London City

Mon 24/8

18:00-20:51

2 stops34h 51m

£726

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Wed 19/8

13:08-17:55

2 stops20h 47m

London City

Wed 26/8

09:15-20:44

2 stops19h 29m

£752

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Wed 12/8

14:55-08:40

2 stops33h 45m

London City

Sat 22/8

09:00-20:51

2 stops19h 51m

£824

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 August. Flight prices, which tend to average around £432, are often lower during this time because this is during the off-season. The month of January is another great option to travel to London, with average flight prices from Santa Ana, California averaging around £438.

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 £571. 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 £701.

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 £573. Flights in the evening are often more expensive, with an average ticket price of £665.

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 21m

Direct flights

None
The fastest flight from Santa Ana, California to London takes 12h 21m
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 21m.

  • 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
Maidstone
Ipswich
Ilford
Folkestone
Canterbury
Guildford
Hayes
Hastings
Chichester
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