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Cheap flights from London Heathrow Airport to Los Angeles from C$ 686

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 Heathrow Airport to Los Angeles departing on 21/8. 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

Find the cheapest flights from London Heathrow Airport to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:55 a.m. - 5:30 p.m.
LHR
-
SNA
18h 35m
2 stops
United Airlines Logo
9:15 p.m. - 9:20 a.m.
SNA
-
LHR
28h 05m
1 stop
C$ 784United Airlines
Thu, 9 Jul - Fri, 17 Jul
United Airlines Logo
7:30 a.m. - 5:23 p.m.
LHR
-
SNA
17h 53m
2 stops
United Airlines Logo
8:10 a.m. - 6:55 a.m.
SNA
-
LHR
14h 45m
1 stop
C$ 787United Airlines
Thu, 10 Sep - Sat, 26 Sep
United Airlines Logo
3:05 p.m. - 12:18 p.m.
LHR
-
SNA
29h 13m
1 stop
United Airlines Logo
1:06 p.m. - 9:40 a.m.
SNA
-
LHR
12h 34m
1 stop
C$ 821United Airlines
Fri, 23 Oct - Tue, 3 Nov
United Airlines Logo
9:30 a.m. - 10:12 p.m.
LHR
-
SNA
20h 42m
2 stops
United Airlines Logo
3:06 p.m. - 2:10 p.m.
SNA
-
LHR
15h 04m
1 stop
C$ 829United Airlines
Wed, 7 Oct - Sun, 11 Oct
United Airlines Logo
11:05 a.m. - 6:41 p.m.
LHR
-
SNA
15h 36m
1 stop
United Airlines Logo
1:05 p.m. - 9:40 a.m.
SNA
-
LHR
12h 35m
1 stop
C$ 831United Airlines
Tue, 29 Sep - Mon, 12 Oct
United Airlines Logo
12:15 p.m. - 8:34 p.m.
LHR
-
SNA
16h 19m
1 stop
United Airlines Logo
1:05 p.m. - 9:40 a.m.
SNA
-
LHR
12h 35m
1 stop
C$ 838United Airlines
Fri, 2 Oct - Tue, 13 Oct
United Airlines Logo
2:50 p.m. - 8:44 p.m.
LHR
-
SNA
13h 54m
1 stop
United Airlines Logo
11:29 a.m. - 9:40 a.m.
SNA
-
LHR
14h 11m
1 stop
C$ 841United Airlines
Mon, 14 Sep - Mon, 19 Oct
United Airlines Logo
7:25 a.m. - 6:32 p.m.
LHR
-
SNA
19h 07m
2 stops
United Airlines Logo
7:50 a.m. - 10:10 a.m.
SNA
-
LHR
18h 20m
2 stops
C$ 910United Airlines
Tue, 13 Oct - Sun, 18 Oct
British Airways Logo
8:55 a.m. - 3:40 p.m.
LHR
-
SNA
14h 45m
1 stop
British Airways Logo
9:16 a.m. - 9:00 a.m.
SNA
-
LHR
15h 44m
1 stop
C$ 919British Airways
Wed, 1 Jul - Tue, 28 Jul
Delta Logo
8:40 a.m. - 7:06 p.m.
LHR
-
SNA
18h 26m
2 stops
Delta Logo
9:00 p.m. - 6:20 a.m.
SNA
-
LHR
25h 20m
1 stop
C$ 920Delta
Thu, 10 Dec - Sat, 2 Jan

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United Airlines flights from London Heathrow Airport to Santa Ana, California

Our best United Airlines deals on London Heathrow Airport to Santa Ana, California flight tickets
United Airlines
9 Jul
LHR6:55 a.m.London Heathrow
18h 35m
2 stops
SNA5:30 p.m.Santa Ana J. Wayne/Orange Cnty
17 Jul
SNA9:15 p.m.Santa Ana J. Wayne/Orange Cnty
28h 05m
1 stop
LHR9:20 a.m.London Heathrow
C$ 784
United Airlines
10 Sep
LHR7:30 a.m.London Heathrow
17h 53m
2 stops
SNA5:23 p.m.Santa Ana J. Wayne/Orange Cnty
26 Sep
SNA8:10 a.m.Santa Ana J. Wayne/Orange Cnty
14h 45m
1 stop
LHR6:55 a.m.London Heathrow
C$ 787
United Airlines
23 Oct
LHR3:05 p.m.London Heathrow
29h 13m
1 stop
SNA12:18 p.m.Santa Ana J. Wayne/Orange Cnty
3 Nov
SNA1:06 p.m.Santa Ana J. Wayne/Orange Cnty
12h 34m
1 stop
LHR9:40 a.m.London Heathrow
C$ 821

Delta flights from London Heathrow Airport to Santa Ana, California

Our best Delta deals on London Heathrow Airport to Santa Ana, California flight tickets
Delta
10 Dec
LHR8:40 a.m.London Heathrow
18h 26m
2 stops
SNA7:06 p.m.Santa Ana J. Wayne/Orange Cnty
2 Jan
SNA9:00 p.m.Santa Ana J. Wayne/Orange Cnty
25h 20m
1 stop
LHR6:20 a.m.London Heathrow
C$ 920
Delta
24 Jul
LHR11:30 a.m.London Heathrow
19h 00m
2 stops
SNA10:30 p.m.Santa Ana J. Wayne/Orange Cnty
31 Jul
SNA5:36 p.m.Santa Ana J. Wayne/Orange Cnty
13h 59m
1 stop
LHR3:35 p.m.London Heathrow
C$ 933
Delta
22 Oct
LHR6:30 a.m.London Heathrow
22h 07m
2 stops
SNA8:37 p.m.Santa Ana J. Wayne/Orange Cnty
4 Nov
SNA1:35 p.m.Santa Ana J. Wayne/Orange Cnty
12h 25m
1 stop
LHR10:00 a.m.London Heathrow
C$ 934

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport to Santa Ana, California 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 20 June 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Santa Ana, California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Thu 9/7

6:55 a.m.-5:30 p.m.

2 stops18h 35m

Santa Ana J. Wayne/Orange Cnty

Fri 17/7

9:15 p.m.-9:20 a.m.

1 stop28h 05m

C$ 784

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Thu 10/9

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

2 stops17h 53m

Santa Ana J. Wayne/Orange Cnty

Sat 26/9

8:10 a.m.-6:55 a.m.

1 stop14h 45m

C$ 787

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Fri 23/10

3:05 p.m.-12:18 p.m.

1 stop29h 13m

Santa Ana J. Wayne/Orange Cnty

Tue 3/11

1:06 p.m.-9:40 a.m.

1 stop12h 34m

C$ 821

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Wed 7/10

9:30 a.m.-10:12 p.m.

2 stops20h 42m

Santa Ana J. Wayne/Orange Cnty

Sun 11/10

3:06 p.m.-2:10 p.m.

1 stop15h 04m

C$ 829

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Tue 29/9

11:05 a.m.-6:41 p.m.

1 stop15h 36m

Santa Ana J. Wayne/Orange Cnty

Mon 12/10

1:05 p.m.-9:40 a.m.

1 stop12h 35m

C$ 831

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Fri 2/10

12:15 p.m.-8:34 p.m.

1 stop16h 19m

Santa Ana J. Wayne/Orange Cnty

Tue 13/10

1:05 p.m.-9:40 a.m.

1 stop12h 35m

C$ 838
Quickest round-trip

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Mon 14/9

2:50 p.m.-8:44 p.m.

1 stop13h 54m

Santa Ana J. Wayne/Orange Cnty

Mon 19/10

11:29 a.m.-9:40 a.m.

1 stop14h 11m

C$ 841

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Tue 13/10

7:25 a.m.-6:32 p.m.

2 stops19h 07m

Santa Ana J. Wayne/Orange Cnty

Sun 18/10

7:50 a.m.-10:10 a.m.

2 stops18h 20m

C$ 910

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Wed 1/7

8:55 a.m.-3:40 p.m.

1 stop14h 45m

Santa Ana J. Wayne/Orange Cnty

Tue 28/7

9:16 a.m.-9:00 a.m.

1 stop15h 44m

C$ 919

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Thu 10/12

8:40 a.m.-7:06 p.m.

2 stops18h 26m

Santa Ana J. Wayne/Orange Cnty

Sat 2/1

9:00 p.m.-6:20 a.m.

1 stop25h 20m

C$ 920

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from London Heathrow Airport to Santa Ana, California

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 Heathrow Airport and Santa Ana, California?

What is the cheapest month to fly to Santa Ana, California?

The month of February is, on average, the cheapest month to fly to Santa Ana, California from London Heathrow Airport, with most prices found around C$ 739. If you’re not able to fly to Santa Ana, California in February, then March is your next best option. Flight prices from London Heathrow Airport to Santa Ana, California during March average around C$ 808.

When to book flights from London Heathrow Airport to Santa Ana, California

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

Cheap London Heathrow Airport to Santa Ana, California (LHR to SNA) flight deals and tips

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

Fastest flight time

29h 34m

Direct flights

None
The fastest flight from London Heathrow Airport to Santa Ana, California takes 29h 34m
There are no direct flights from London Heathrow Airport to Santa Ana, California. There are no popular flight routes from London Heathrow Airport to Santa Ana, California.
Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Santa Ana, California

  • How far is London Heathrow to Santa Ana J. Wayne/Orange Cnty by plane?

    The straight-line distance from London Heathrow to Santa Ana J. Wayne/Orange Cnty is 8743.8 km. 29h 34m is a normal flight duration for this route.

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport 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?

Finding the right flight to Santa Ana from London is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Santa Ana quick and easy, saving you time and money.

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

Yes. All flights to Santa Ana from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential London to Santa Ana 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 London to Santa Ana right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to Santa Ana flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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