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Cheap flights from Santa Ana, California to London from £238

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 28/9. 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
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.
SWISS Logo
15:05 - 17:50
SNA
-
LHR
18h 45m
2 stops
SWISS Logo
08:45 - 20:51
LHR
-
SNA
20h 06m
2 stops
£617SWISS
Wed, 16 Sep - Tue, 29 Sep
Multiple Airlines Logo
13:40 - 14:25
SNA
-
LHR
16h 45m
1 stop
Multiple Airlines Logo
08:45 - 20:51
LHR
-
SNA
20h 06m
2 stops
£617Multiple Airlines
Wed, 16 Sep - Tue, 29 Sep
British Airways Logo
16:30 - 15:05
SNA
-
LHR
14h 35m
1 stop
British Airways Logo
11:00 - 19:50
LHR
-
SNA
16h 50m
1 stop
£628British Airways
Tue, 8 Sep - Wed, 30 Sep
British Airways Logo
11:34 - 10:50
SNA
-
LHR
15h 16m
1 stop
British Airways Logo
08:55 - 15:45
LHR
-
SNA
14h 50m
1 stop
£641British Airways
Sun, 20 Sep - Tue, 29 Sep
Delta Logo
10:15 - 10:00
SNA
-
LHR
15h 45m
1 stop
Delta Logo
06:30 - 18:08
LHR
-
SNA
19h 38m
2 stops
£643Delta
Wed, 7 Oct - Wed, 21 Oct
Delta Logo
18:02 - 15:35
SNA
-
LHR
13h 33m
1 stop
Delta Logo
06:30 - 16:14
LHR
-
SNA
17h 44m
2 stops
£644Delta
Wed, 26 Aug - Fri, 4 Sep
Lufthansa Logo
13:08 - 17:55
SNA
-
LCY
20h 47m
2 stops
Lufthansa Logo
09:15 - 20:44
LCY
-
SNA
19h 29m
2 stops
£725Lufthansa
Mon, 17 Aug - Mon, 24 Aug
Icelandair Logo
10:36 - 14:40
SNA
-
LGW
20h 04m
2 stops
Icelandair Logo
15:40 - 22:30
LGW
-
SNA
38h 50m
2 stops
£851Icelandair
Wed, 19 Aug - Wed, 26 Aug
Icelandair Logo
11:04 - 14:40
SNA
-
LGW
19h 36m
2 stops
Icelandair Logo
13:00 - 22:30
LGW
-
SNA
17h 30m
2 stops
£898Icelandair
Tue, 25 Aug - Thu, 3 Sep
Lufthansa Logo
13:04 - 17:55
SNA
-
LCY
20h 51m
2 stops
Lufthansa Logo
09:15 - 20:45
LCY
-
SNA
19h 30m
2 stops
£914Lufthansa
Thu, 8 Oct - Tue, 13 Oct

Delta flights from Santa Ana, California to London

Our best Delta deals on Santa Ana, California to London flight tickets
Delta
7 Oct
SNA10:15Santa Ana J. Wayne/Orange Cnty
15h 45m
1 stop
LHR10:00London Heathrow
21 Oct
LHR06:30London Heathrow
19h 38m
2 stops
SNA18:08Santa Ana J. Wayne/Orange Cnty
£643
Delta
26 Aug
SNA11:59Santa Ana J. Wayne/Orange Cnty
19h 36m
1 stop
LHR15:35London Heathrow
3 Sept
LHR11:45London Heathrow
18h 45m
2 stops
SNA22:30Santa Ana J. Wayne/Orange Cnty
£644
Delta
7 Oct
SNA06:45Santa Ana J. Wayne/Orange Cnty
18h 05m
2 stops
LHR08:50London Heathrow
21 Oct
LHR06:30London Heathrow
19h 38m
2 stops
SNA18:08Santa Ana J. Wayne/Orange Cnty
£647

Iberia flights from Santa Ana, California to London

Our best Iberia deals on Santa Ana, California to London flight tickets
Iberia
7 Sept
SNA10:35Santa Ana J. Wayne/Orange Cnty
18h 15m
1 stop
LHR12:50London Heathrow
6 Oct
LHR06:15London Heathrow
23h 36m
2 stops
SNA21:51Santa Ana J. Wayne/Orange Cnty
£652
Iberia
9 Jun
SNA14:31Santa Ana J. Wayne/Orange Cnty
15h 54m
1 stop
LHR14:25London Heathrow
16 Jun
LHR06:15London Heathrow
22h 11m
2 stops
SNA20:26Santa Ana J. Wayne/Orange Cnty
£901

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 1 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

Wed 16/9

15:05-17:50

2 stops18h 45m

London Heathrow

Tue 29/9

08:45-20:51

2 stops20h 06m

£617

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 16/9

13:40-14:25

1 stop16h 45m

London Heathrow

Tue 29/9

08:45-20:51

2 stops20h 06m

£617

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 8/9

16:30-15:05

1 stop14h 35m

London Heathrow

Wed 30/9

11:00-19:50

1 stop16h 50m

£628
Fastest return journey

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sun 20/9

11:34-10:50

1 stop15h 16m

London Heathrow

Tue 29/9

08:55-15:45

1 stop14h 50m

£641

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 7/10

10:15-10:00

1 stop15h 45m

London Heathrow

Wed 21/10

06:30-18:08

2 stops19h 38m

£643

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 26/8

18:02-15:35

1 stop13h 33m

London Heathrow

Fri 4/9

06:30-16:14

2 stops17h 44m

£644

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Mon 17/8

13:08-17:55

2 stops20h 47m

London City

Mon 24/8

09:15-20:44

2 stops19h 29m

£725

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Wed 19/8

10:36-14:40

2 stops20h 04m

London Gatwick

Wed 26/8

15:40-22:30

2 stops38h 50m

£851

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Tue 25/8

11:04-14:40

2 stops19h 36m

London Gatwick

Thu 3/9

13:00-22:30

2 stops17h 30m

£898

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Thu 8/10

13:04-17:55

2 stops20h 51m

London City

Tue 13/10

09:15-20:45

2 stops19h 30m

£914

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 £396, 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 £431.

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 £535. 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 £663.

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 £571. Flights in the evening are often more expensive, with an average ticket price of £609.

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 20m

Direct flights

None
The fastest flight from Santa Ana, California to London takes 12h 20m
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 20m.

  • 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
Canterbury
Ilford
Hayes
Guildford
Folkestone
Chelmsford
Bedford
Dover
Harlow
Chichester
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