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Cheap flights from Santa Ana, California to London from £334

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 15/6. 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.
Lufthansa Logo
18:30 - 20:45
SNA
-
LHR
18h 15m
2 stops
Lufthansa Logo
07:30 - 20:40
LHR
-
SNA
21h 10m
2 stops
£650Lufthansa
Mon, 17 Aug - Thu, 27 Aug
Delta Logo
21:00 - 20:10
SNA
-
LHR
15h 10m
1 stop
Delta Logo
06:30 - 22:29
LHR
-
SNA
23h 59m
2 stops
£653Delta
Sat, 8 Aug - Wed, 26 Aug
Lufthansa Logo
11:08 - 12:40
SNA
-
LHR
17h 32m
2 stops
Lufthansa Logo
20:25 - 17:28
LHR
-
SNA
29h 03m
2 stops
£656Lufthansa
Tue, 28 Apr - Thu, 7 May
Air Canada Logo
13:15 - 10:00
SNA
-
LHR
36h 45m
2 stops
Air Canada Logo
06:00 - 12:18
LHR
-
SNA
38h 18m
2 stops
£668Air Canada
Tue, 15 Sep - Tue, 29 Sep
Air Canada Logo
13:15 - 06:35
SNA
-
LHR
33h 20m
2 stops
Air Canada Logo
06:00 - 12:18
LHR
-
SNA
38h 18m
2 stops
£671Air Canada
Mon, 14 Sep - Tue, 22 Sep
British Airways Logo
11:00 - 08:05
SNA
-
LHR
13h 05m
1 stop
British Airways Logo
08:55 - 18:29
LHR
-
SNA
17h 34m
1 stop
£678British Airways
Mon, 20 Apr - Tue, 5 May
Multiple Airlines Logo
07:00 - 10:00
SNA
-
LHR
19h 00m
2 stops
Multiple Airlines Logo
07:25 - 17:28
LHR
-
SNA
18h 03m
2 stops
£678Multiple Airlines
Mon, 4 May - Thu, 14 May
SWISS Logo
15:02 - 08:25
SNA
-
LGW
33h 23m
2 stops
SWISS Logo
09:25 - 20:19
LGW
-
SNA
18h 54m
2 stops
£683SWISS
Tue, 15 Sep - Tue, 29 Sep
SWISS Logo
14:47 - 08:25
SNA
-
LGW
33h 38m
2 stops
SWISS Logo
18:35 - 20:51
LGW
-
SNA
34h 16m
2 stops
£720SWISS
Sat, 8 Aug - Mon, 24 Aug
Multiple Airlines Logo
13:00 - 22:30
SNA
-
LGW
25h 30m
2 stops
Multiple Airlines Logo
17:35 - 16:12
LGW
-
SNA
30h 37m
2 stops
£809Multiple Airlines
Wed, 16 Sep - Mon, 21 Sep

United Airlines flights from Santa Ana, California to London

Our best United Airlines deals on Santa Ana, California to London flight tickets
United Airlines
27 Apr
SNA12:25Santa Ana J. Wayne/Orange Cnty
16h 55m
1 stop
LHR13:20London Heathrow
7 May
LHR14:50London Heathrow
13h 54m
1 stop
SNA20:44Santa Ana J. Wayne/Orange Cnty
£694
United Airlines
8 Apr
SNA06:45Santa Ana J. Wayne/Orange Cnty
19h 55m
2 stops
LHR10:40London Heathrow
22 Apr
LHR07:25London Heathrow
19h 03m
2 stops
SNA18:28Santa Ana J. Wayne/Orange Cnty
£880
United Airlines
8 Apr
SNA13:21Santa Ana J. Wayne/Orange Cnty
12h 19m
1 stop
LHR09:40London Heathrow
15 Apr
LHR15:05London Heathrow
28h 10m
1 stop
SNA11:15Santa Ana J. Wayne/Orange Cnty
£893

Lufthansa flights from Santa Ana, California to London

Our best Lufthansa deals on Santa Ana, California to London flight tickets
Lufthansa
17 Aug
SNA18:30Santa Ana J. Wayne/Orange Cnty
18h 15m
2 stops
LHR20:45London Heathrow
27 Aug
LHR07:30London Heathrow
21h 10m
2 stops
SNA20:40Santa Ana J. Wayne/Orange Cnty
£650
Lufthansa
28 Apr
SNA11:08Santa Ana J. Wayne/Orange Cnty
17h 32m
2 stops
LHR12:40London Heathrow
7 May
LHR20:25London Heathrow
29h 03m
2 stops
SNA17:28Santa Ana J. Wayne/Orange Cnty
£656
Lufthansa
9 Aug
SNA09:45Santa Ana J. Wayne/Orange Cnty
25h 55m
2 stops
LHR19:40London Heathrow
25 Aug
LHR06:55London Heathrow
18h 36m
2 stops
SNA17:31Santa Ana J. Wayne/Orange Cnty
£685

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 5 April 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

Mon 17/8

18:30-20:45

2 stops18h 15m

London Heathrow

Thu 27/8

07:30-20:40

2 stops21h 10m

£650

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sat 8/8

21:00-20:10

1 stop15h 10m

London Heathrow

Wed 26/8

06:30-22:29

2 stops23h 59m

£653

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 28/4

11:08-12:40

2 stops17h 32m

London Heathrow

Thu 7/5

20:25-17:28

2 stops29h 03m

£656

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 15/9

13:15-10:00

2 stops36h 45m

London Heathrow

Tue 29/9

06:00-12:18

2 stops38h 18m

£668

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 14/9

13:15-06:35

2 stops33h 20m

London Heathrow

Tue 22/9

06:00-12:18

2 stops38h 18m

£671
Fastest return journey

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 20/4

11:00-08:05

1 stop13h 05m

London Heathrow

Tue 5/5

08:55-18:29

1 stop17h 34m

£678

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 4/5

07:00-10:00

2 stops19h 00m

London Heathrow

Thu 14/5

07:25-17:28

2 stops18h 03m

£678

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Tue 15/9

15:02-08:25

2 stops33h 23m

London Gatwick

Tue 29/9

09:25-20:19

2 stops18h 54m

£683

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Sat 8/8

14:47-08:25

2 stops33h 38m

London Gatwick

Mon 24/8

18:35-20:51

2 stops34h 16m

£720

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Wed 16/9

13:00-22:30

2 stops25h 30m

London Gatwick

Mon 21/9

17:35-16:12

2 stops30h 37m

£809

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 £476, are often lower during this time because this is during the off-season. The month of February is another great option to travel to London, with average flight prices from Santa Ana, California averaging around £515.

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 £510. 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 £617.

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

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as £524. Flights at midday are often more expensive, with an average ticket price of £653.

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 19m

Direct flights

None
The fastest flight from Santa Ana, California to London takes 12h 19m
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 19m.

  • 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
Luton
Gatwick
Slough
Maidstone
Southend-on-Sea
Wembley
Ipswich
Canterbury
Ilford
Guildford
Hayes
Chelmsford
Dover
Folkestone
Ramsgate
Bedford
Chichester
Worthing

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