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Cheap flights from Santa Ana, California to London from £309

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 22/8. 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
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.
Scandinavian Airlines Logo
07:45 - 17:40
SNA
-
LHR
25h 55m
2 stops
Scandinavian Airlines Logo
06:40 - 18:05
LHR
-
SNA
19h 25m
2 stops
£656Scandinavian Airlines
Sun, 13 Sep - Tue, 29 Sep
Iberia Logo
13:45 - 12:50
SNA
-
LHR
15h 05m
1 stop
Iberia Logo
06:15 - 19:39
LHR
-
SNA
21h 24m
2 stops
£660Iberia
Wed, 16 Sep - Wed, 30 Sep
Iberia Logo
14:29 - 12:50
SNA
-
LHR
14h 21m
1 stop
Iberia Logo
06:30 - 21:51
LHR
-
SNA
23h 21m
2 stops
£663Iberia
Wed, 7 Oct - Wed, 21 Oct
Delta Logo
21:10 - 20:10
SNA
-
LHR
15h 00m
1 stop
Delta Logo
06:30 - 16:15
LHR
-
SNA
17h 45m
2 stops
£664Delta
Tue, 12 May - Wed, 20 May
United Airlines Logo
08:55 - 11:35
SNA
-
LHR
18h 40m
2 stops
United Airlines Logo
07:25 - 18:27
LHR
-
SNA
19h 02m
2 stops
£665United Airlines
Wed, 7 Oct - Wed, 14 Oct
Delta Logo
19:05 - 20:10
SNA
-
LHR
17h 05m
2 stops
Delta Logo
06:30 - 16:18
LHR
-
SNA
17h 48m
2 stops
£667Delta
Mon, 10 Aug - Fri, 21 Aug
Air Canada Logo
13:15 - 10:00
SNA
-
LHR
36h 45m
2 stops
Air Canada Logo
14:05 - 17:23
LHR
-
SNA
35h 18m
2 stops
£670Air Canada
Sun, 20 Sep - Thu, 1 Oct
Air Canada Logo
21:14 - 08:35
SNA
-
LHR
27h 21m
2 stops
Air Canada Logo
14:05 - 13:14
LHR
-
SNA
31h 09m
2 stops
£671Air Canada
Tue, 11 Aug - Fri, 21 Aug
SWISS Logo
15:02 - 18:40
SNA
-
LCY
19h 38m
2 stops
SWISS Logo
09:15 - 20:51
LCY
-
SNA
19h 36m
2 stops
£686SWISS
Tue, 15 Sep - Tue, 29 Sep
SWISS Logo
15:02 - 17:50
SNA
-
LGW
18h 48m
2 stops
SWISS Logo
09:25 - 20:51
LGW
-
SNA
19h 26m
2 stops
£697SWISS
Tue, 15 Sep - Tue, 29 Sep

British Airways flights from Santa Ana, California to London

Our best British Airways deals on Santa Ana, California to London flight tickets
British Airways
11 May
SNA13:33Santa Ana J. Wayne/Orange Cnty
12h 57m
1 stop
LHR10:30London Heathrow
20 May
LHR10:05London Heathrow
13h 25m
1 stop
SNA15:30Santa Ana J. Wayne/Orange Cnty
£676
British Airways
7 Oct
SNA11:39Santa Ana J. Wayne/Orange Cnty
13h 26m
1 stop
LHR09:05London Heathrow
21 Oct
LHR08:55London Heathrow
16h 38m
1 stop
SNA17:33Santa Ana J. Wayne/Orange Cnty
£685
British Airways
7 May
SNA13:17Santa Ana J. Wayne/Orange Cnty
13h 33m
1 stop
LHR10:50London Heathrow
20 May
LHR10:05London Heathrow
13h 25m
1 stop
SNA15:30Santa Ana J. Wayne/Orange Cnty
£701

Delta flights from Santa Ana, California to London

Our best Delta deals on Santa Ana, California to London flight tickets
Delta
12 May
SNA21:10Santa Ana J. Wayne/Orange Cnty
15h 00m
1 stop
LHR20:10London Heathrow
20 May
LHR06:30London Heathrow
17h 45m
2 stops
SNA16:15Santa Ana J. Wayne/Orange Cnty
£664
Delta
10 Aug
SNA19:05Santa Ana J. Wayne/Orange Cnty
17h 05m
2 stops
LHR20:10London Heathrow
21 Aug
LHR06:30London Heathrow
17h 48m
2 stops
SNA16:18Santa Ana J. Wayne/Orange Cnty
£667
Delta
7 Oct
SNA10:15Santa Ana J. Wayne/Orange Cnty
16h 05m
2 stops
LHR10:20London Heathrow
21 Oct
LHR08:40London Heathrow
21h 44m
2 stops
SNA22:24Santa Ana J. Wayne/Orange Cnty
£668

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 25 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

Sun 13/9

07:45-17:40

2 stops25h 55m

London Heathrow

Tue 29/9

06:40-18:05

2 stops19h 25m

£656

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 16/9

13:45-12:50

1 stop15h 05m

London Heathrow

Wed 30/9

06:15-19:39

2 stops21h 24m

£660

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 7/10

14:29-12:50

1 stop14h 21m

London Heathrow

Wed 21/10

06:30-21:51

2 stops23h 21m

£663
Fastest return journey

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 12/5

21:10-20:10

1 stop15h 00m

London Heathrow

Wed 20/5

06:30-16:15

2 stops17h 45m

£664

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 7/10

08:55-11:35

2 stops18h 40m

London Heathrow

Wed 14/10

07:25-18:27

2 stops19h 02m

£665

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 10/8

19:05-20:10

2 stops17h 05m

London Heathrow

Fri 21/8

06:30-16:18

2 stops17h 48m

£667

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sun 20/9

13:15-10:00

2 stops36h 45m

London Heathrow

Thu 1/10

14:05-17:23

2 stops35h 18m

£670

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 11/8

21:14-08:35

2 stops27h 21m

London Heathrow

Fri 21/8

14:05-13:14

2 stops31h 09m

£671

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Tue 15/9

15:02-18:40

2 stops19h 38m

London City

Tue 29/9

09:15-20:51

2 stops19h 36m

£686

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Tue 15/9

15:02-17:50

2 stops18h 48m

London Gatwick

Tue 29/9

09:25-20:51

2 stops19h 26m

£696

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

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 £466, 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 £504.

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 £501. 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 £623.

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 £531. Flights in the evening are often more expensive, with an average ticket price of £588.

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 18m

Direct flights

None
The fastest flight from Santa Ana, California to London takes 12h 18m
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 18m.

  • 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
Wembley
Southend-on-Sea
Ipswich
Canterbury
Ilford
Guildford
Hayes
Dover
Chelmsford
Folkestone
Chichester
Bedford
Ramsgate
Harlow

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