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Cheap flights from London to Los Angeles from C$ 644

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Los Angeles departing on 27/4. 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 London to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:55 a.m. - 10:20 a.m.
LHR
-
SNA
35h 25m
2 stops
United Airlines Logo
6:39 p.m. - 7:25 a.m.
SNA
-
LHR
28h 46m
1 stop
C$ 798United Airlines
Wed, 13 May - Wed, 20 May
United Airlines Logo
7:30 a.m. - 5:23 p.m.
LHR
-
SNA
17h 53m
2 stops
United Airlines Logo
11:10 a.m. - 9:40 a.m.
SNA
-
LHR
14h 30m
1 stop
C$ 799United Airlines
Wed, 15 Apr - Sun, 19 Apr
United Airlines Logo
2:50 p.m. - 9:57 p.m.
LHR
-
SNA
15h 07m
1 stop
United Airlines Logo
11:00 a.m. - 9:40 a.m.
SNA
-
LHR
14h 40m
1 stop
C$ 802United Airlines
Wed, 6 May - Sun, 10 May
United Airlines Logo
7:25 a.m. - 6:39 p.m.
LHR
-
SNA
19h 14m
2 stops
United Airlines Logo
11:00 a.m. - 12:20 p.m.
SNA
-
LHR
17h 20m
1 stop
C$ 822United Airlines
Wed, 6 May - Sun, 10 May
United Airlines Logo
8:40 a.m. - 8:55 p.m.
LHR
-
SNA
20h 15m
2 stops
United Airlines Logo
6:27 p.m. - 9:35 p.m.
SNA
-
LHR
19h 08m
2 stops
C$ 825United Airlines
Mon, 27 Apr - Mon, 4 May
United Airlines Logo
10:50 a.m. - 9:57 p.m.
LHR
-
SNA
19h 07m
2 stops
United Airlines Logo
7:20 a.m. - 9:35 a.m.
SNA
-
LHR
18h 15m
2 stops
C$ 828United Airlines
Wed, 13 May - Wed, 20 May
United Airlines Logo
2:50 p.m. - 8:47 p.m.
LHR
-
SNA
13h 57m
1 stop
United Airlines Logo
6:28 p.m. - 9:40 a.m.
SNA
-
LHR
31h 12m
1 stop
C$ 839United Airlines
Wed, 15 Apr - Sun, 19 Apr
United Airlines Logo
1:00 p.m. - 9:00 p.m.
LHR
-
SNA
16h 00m
1 stop
United Airlines Logo
2:38 p.m. - 2:10 p.m.
SNA
-
LHR
15h 32m
1 stop
C$ 842United Airlines
Sun, 10 May - Wed, 20 May
United Airlines Logo
12:00 p.m. - 10:35 p.m.
LHR
-
SNA
18h 35m
2 stops
United Airlines Logo
11:00 a.m. - 9:40 a.m.
SNA
-
LHR
14h 40m
1 stop
C$ 843United Airlines
Wed, 6 May - Sun, 10 May
British Airways Logo
11:00 a.m. - 6:05 p.m.
LHR
-
SNA
15h 05m
1 stop
British Airways Logo
5:03 p.m. - 3:05 p.m.
SNA
-
LHR
14h 02m
1 stop
C$ 852British Airways
Sat, 22 Aug - Sat, 12 Sep

United Airlines flights from London to Santa Ana

Our best United Airlines deals on London to Santa Ana flight tickets
United Airlines
17 Mar
LHR11:30 a.m.London Heathrow
38h 27m
2 stops
SNA6:57 p.m.Santa Ana J. Wayne/Orange Cnty
27 Mar
SNA3:25 p.m.Santa Ana J. Wayne/Orange Cnty
35h 15m
1 stop
LHR9:40 a.m.London Heathrow
C$ 765
United Airlines
17 Mar
LHR7:25 a.m.London Heathrow
20h 38m
2 stops
SNA9:03 p.m.Santa Ana J. Wayne/Orange Cnty
25 Mar
SNA12:29 p.m.Santa Ana J. Wayne/Orange Cnty
14h 46m
1 stop
LHR10:15 a.m.London Heathrow
C$ 780
United Airlines
13 May
LHR6:55 a.m.London Heathrow
35h 25m
2 stops
SNA10:20 a.m.Santa Ana J. Wayne/Orange Cnty
20 May
SNA6:39 p.m.Santa Ana J. Wayne/Orange Cnty
28h 46m
1 stop
LHR7:25 a.m.London Heathrow
C$ 798

British Airways flights from London to Santa Ana

Our best British Airways deals on London to Santa Ana flight tickets
British Airways
17 Mar
LHR9:15 a.m.London Heathrow
42h 08m
2 stops
SNA8:23 p.m.Santa Ana J. Wayne/Orange Cnty
30 Mar
SNA12:26 p.m.Santa Ana J. Wayne/Orange Cnty
14h 24m
1 stop
LHR10:50 a.m.London Heathrow
C$ 791
British Airways
17 Mar
LHR4:10 p.m.London Heathrow
23h 23m
1 stop
SNA8:33 a.m.Santa Ana J. Wayne/Orange Cnty
28 Mar
SNA5:01 p.m.Santa Ana J. Wayne/Orange Cnty
33h 49m
1 stop
LHR9:50 a.m.London Heathrow
C$ 811
British Airways
22 Aug
LHR11:00 a.m.London Heathrow
15h 05m
1 stop
SNA6:05 p.m.Santa Ana J. Wayne/Orange Cnty
12 Sep
SNA5:03 p.m.Santa Ana J. Wayne/Orange Cnty
14h 02m
1 stop
LHR3:05 p.m.London Heathrow
C$ 852

momondo Fare Finder

 
Customize your flight search to find flights from London to Santa Ana 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 96,600 searches. Data last updated 14 March 2026.
Use the filters below to find and compare flights from London to Santa Ana that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Wed 13/5

6:55 a.m.-10:20 a.m.

2 stops35h 25m

Santa Ana J. Wayne/Orange Cnty

Wed 20/5

6:39 p.m.-7:25 a.m.

1 stop28h 46m

C$ 798

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Wed 15/4

7:30 a.m.-5:23 p.m.

2 stops17h 53m

Santa Ana J. Wayne/Orange Cnty

Sun 19/4

11:10 a.m.-9:40 a.m.

1 stop14h 30m

C$ 799

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Wed 6/5

2:50 p.m.-9:57 p.m.

1 stop15h 07m

Santa Ana J. Wayne/Orange Cnty

Sun 10/5

11:00 a.m.-9:40 a.m.

1 stop14h 40m

C$ 802

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Wed 6/5

7:25 a.m.-6:39 p.m.

2 stops19h 14m

Santa Ana J. Wayne/Orange Cnty

Sun 10/5

11:00 a.m.-12:20 p.m.

1 stop17h 20m

C$ 822

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Mon 27/4

8:40 a.m.-8:55 p.m.

2 stops20h 15m

Santa Ana J. Wayne/Orange Cnty

Mon 4/5

6:27 p.m.-9:35 p.m.

2 stops19h 08m

C$ 825

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Wed 13/5

10:50 a.m.-9:57 p.m.

2 stops19h 07m

Santa Ana J. Wayne/Orange Cnty

Wed 20/5

7:20 a.m.-9:35 a.m.

2 stops18h 15m

C$ 828

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Wed 15/4

2:50 p.m.-8:47 p.m.

1 stop13h 57m

Santa Ana J. Wayne/Orange Cnty

Sun 19/4

6:28 p.m.-9:40 a.m.

1 stop31h 12m

C$ 839

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Sun 10/5

1:00 p.m.-9:00 p.m.

1 stop16h 00m

Santa Ana J. Wayne/Orange Cnty

Wed 20/5

2:38 p.m.-2:10 p.m.

1 stop15h 32m

C$ 842

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Wed 6/5

12:00 p.m.-10:35 p.m.

2 stops18h 35m

Santa Ana J. Wayne/Orange Cnty

Sun 10/5

11:00 a.m.-9:40 a.m.

1 stop14h 40m

C$ 843
Quickest round-trip

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Sat 22/8

11:00 a.m.-6:05 p.m.

1 stop15h 05m

Santa Ana J. Wayne/Orange Cnty

Sat 12/9

5:03 p.m.-3:05 p.m.

1 stop14h 02m

C$ 852

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

How to get the cheapest flight ticket from London to Santa Ana

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 London and Santa Ana?

What is the cheapest month to fly to Santa Ana?

The month of February is, on average, the cheapest month to fly to Santa Ana from London, with most prices found around C$ 731. If you are unable to visit Santa Ana during the month of February, then departing from London during the month September is also very affordable. Most momondo users find prices during this month for around C$ 746.

When to book flights from London to Santa Ana

Are you open to changing your travel dates? Check out the ideal times to fly from London to Santa Ana according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London to Santa Ana (LON to SNA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Santa Ana

Fastest flight time

29h 34m

Direct flights

None
The fastest flight from London to Santa Ana takes 29h 34m
There are no direct flights from London to Santa Ana. There are no popular flight routes from London to Santa Ana.
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  • How far is London to Santa Ana J. Wayne/Orange Cnty by plane?

    A flight from London to Santa Ana J. Wayne/Orange Cnty will travel around 8759.0 km. Flights usually cover this in 29h 34m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from London to Santa Ana J. Wayne/Orange Cnty Airport?

    Prices for flights from London to Santa Ana J. Wayne/Orange Cnty Airport refresh daily.

  • How old do you have to be to fly from London to Santa Ana J. Wayne/Orange Cnty Airport?

    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 London to Santa Ana J. Wayne/Orange Cnty Airport.

  • What documentation or ID do you need to fly to Santa Ana J. Wayne/Orange Cnty Airport?

    The travel and health documents required for your trip to Santa Ana J. Wayne/Orange Cnty Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Santa Ana J. Wayne/Orange Cnty Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Los Angeles?

Book flights to Los Angeles if you plan to visit one of these locations
Anaheim
Tustin

Why use momondo?

Why should I use momondo to find a flight deal from London to Santa Ana?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Santa Ana . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Santa Ana with flexible booking policies on momondo?

All flight searches from London to Santa Ana on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to Santa Ana?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Santa Ana.

I’m not ready to book a flight from London to Santa Ana right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Santa Ana, momondo offers a useful price alert feature which will track prices for flights to Santa Ana from London and alert you when they change.

An easier way to manage your Santa Ana trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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