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Cheap flights from London Heathrow Airport to Los Angeles from C$ 623

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 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

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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
9:00 a.m. - 9:58 p.m.
LHR
-
SNA
20h 58m
2 stops
United Airlines Logo
7:50 a.m. - 2:10 p.m.
SNA
-
LHR
22h 20m
1 stop
C$ 825United Airlines
Thu, 23 Apr - Sun, 26 Apr
United Airlines Logo
9:30 a.m. - 8:47 p.m.
LHR
-
SNA
19h 17m
2 stops
United Airlines Logo
7:50 a.m. - 7:25 a.m.
SNA
-
LHR
15h 35m
1 stop
C$ 827United Airlines
Wed, 15 Apr - Sun, 26 Apr
United Airlines Logo
10:50 a.m. - 9:58 p.m.
LHR
-
SNA
19h 08m
2 stops
United Airlines Logo
7:00 a.m. - 6:55 a.m.
SNA
-
LHR
15h 55m
2 stops
C$ 829United Airlines
Thu, 16 Apr - Sat, 9 May
United Airlines Logo
7:30 a.m. - 8:55 p.m.
LHR
-
SNA
21h 25m
2 stops
United Airlines Logo
1:22 p.m. - 12:20 p.m.
SNA
-
LHR
14h 58m
1 stop
C$ 831United Airlines
Fri, 17 Apr - Sat, 9 May
United Airlines Logo
6:55 a.m. - 6:39 p.m.
LHR
-
SNA
19h 44m
2 stops
United Airlines Logo
1:22 p.m. - 9:40 a.m.
SNA
-
LHR
12h 18m
1 stop
C$ 832United 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
3:29 p.m. - 11:35 a.m.
SNA
-
LHR
36h 06m
1 stop
C$ 839United Airlines
Fri, 10 Apr - Sun, 19 Apr
United Airlines Logo
7:25 a.m. - 5:33 p.m.
LHR
-
SNA
18h 08m
2 stops
United Airlines Logo
6:34 p.m. - 8:40 p.m.
SNA
-
LHR
18h 06m
2 stops
C$ 844United Airlines
Tue, 7 Apr - Sat, 18 Apr
United Airlines Logo
6:55 a.m. - 6:39 p.m.
LHR
-
SNA
19h 44m
2 stops
United Airlines Logo
2:35 p.m. - 11:55 a.m.
SNA
-
LHR
13h 20m
1 stop
C$ 855United Airlines
Wed, 6 May - Sun, 10 May
United Airlines Logo
6:55 a.m. - 6:39 p.m.
LHR
-
SNA
19h 44m
2 stops
United Airlines Logo
8:00 a.m. - 9:40 a.m.
SNA
-
LHR
17h 40m
2 stops
C$ 858United Airlines
Wed, 6 May - Sun, 10 May
United Airlines Logo
3:05 p.m. - 11:15 a.m.
LHR
-
SNA
28h 10m
1 stop
United Airlines Logo
7:00 a.m. - 12:20 p.m.
SNA
-
LHR
21h 20m
1 stop
C$ 866United Airlines
Tue, 14 Apr - Sat, 9 May

British Airways flights from London Heathrow Airport to Santa Ana

Our best British Airways deals on London Heathrow Airport to Santa Ana flight tickets
British Airways
12 Apr
LHR4:25 p.m.London Heathrow
24h 08m
1 stop
SNA8:33 a.m.Santa Ana J. Wayne/Orange Cnty
21 Apr
SNA11:00 a.m.Santa Ana J. Wayne/Orange Cnty
13h 05m
1 stop
LHR8:05 a.m.London Heathrow
C$ 901
British Airways
7 Apr
LHR10:05 a.m.London Heathrow
16h 24m
1 stop
SNA6:29 p.m.Santa Ana J. Wayne/Orange Cnty
21 Apr
SNA11:00 a.m.Santa Ana J. Wayne/Orange Cnty
13h 05m
1 stop
LHR8:05 a.m.London Heathrow
C$ 914
British Airways
27 Apr
LHR10:05 a.m.London Heathrow
13h 25m
1 stop
SNA3:30 p.m.Santa Ana J. Wayne/Orange Cnty
1 Sep
SNA12:50 p.m.Santa Ana J. Wayne/Orange Cnty
14h 15m
1 stop
LHR11:05 a.m.London Heathrow
C$ 916

United Airlines flights from London Heathrow Airport to Santa Ana

Our best United Airlines deals on London Heathrow Airport to Santa Ana flight tickets
United Airlines
23 Apr
LHR9:00 a.m.London Heathrow
20h 58m
2 stops
SNA9:58 p.m.Santa Ana J. Wayne/Orange Cnty
26 Apr
SNA7:50 a.m.Santa Ana J. Wayne/Orange Cnty
22h 20m
1 stop
LHR2:10 p.m.London Heathrow
C$ 825
United Airlines
4 Sep
LHR9:30 a.m.London Heathrow
31h 31m
2 stops
SNA9:01 a.m.Santa Ana J. Wayne/Orange Cnty
11 Sep
SNA4:00 p.m.Santa Ana J. Wayne/Orange Cnty
33h 40m
1 stop
LHR9:40 a.m.London Heathrow
C$ 826
United Airlines
16 Apr
LHR10:50 a.m.London Heathrow
19h 08m
2 stops
SNA9:58 p.m.Santa Ana J. Wayne/Orange Cnty
9 May
SNA7:00 a.m.Santa Ana J. Wayne/Orange Cnty
15h 55m
2 stops
LHR6:55 a.m.London Heathrow
C$ 829

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport 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 20 March 2026.
Use the filters below to find and compare flights from London Heathrow Airport 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

Thu 23/4

9:00 a.m.-9:58 p.m.

2 stops20h 58m

Santa Ana J. Wayne/Orange Cnty

Sun 26/4

7:50 a.m.-2:10 p.m.

1 stop22h 20m

C$ 825

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Wed 15/4

9:30 a.m.-8:47 p.m.

2 stops19h 17m

Santa Ana J. Wayne/Orange Cnty

Sun 26/4

7:50 a.m.-7:25 a.m.

1 stop15h 35m

C$ 826

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Thu 16/4

10:50 a.m.-9:58 p.m.

2 stops19h 08m

Santa Ana J. Wayne/Orange Cnty

Sat 9/5

7:00 a.m.-6:55 a.m.

2 stops15h 55m

C$ 829

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Fri 17/4

7:30 a.m.-8:55 p.m.

2 stops21h 25m

Santa Ana J. Wayne/Orange Cnty

Sat 9/5

1:22 p.m.-12:20 p.m.

1 stop14h 58m

C$ 831
Quickest round-trip

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Wed 6/5

6:55 a.m.-6:39 p.m.

2 stops19h 44m

Santa Ana J. Wayne/Orange Cnty

Sun 10/5

1:22 p.m.-9:40 a.m.

1 stop12h 18m

C$ 832

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Fri 10/4

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

2 stops20h 15m

Santa Ana J. Wayne/Orange Cnty

Sun 19/4

3:29 p.m.-11:35 a.m.

1 stop36h 06m

C$ 839

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Tue 7/4

7:25 a.m.-5:33 p.m.

2 stops18h 08m

Santa Ana J. Wayne/Orange Cnty

Sat 18/4

6:34 p.m.-8:40 p.m.

2 stops18h 06m

C$ 844

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Wed 6/5

6:55 a.m.-6:39 p.m.

2 stops19h 44m

Santa Ana J. Wayne/Orange Cnty

Sun 10/5

2:35 p.m.-11:55 a.m.

1 stop13h 20m

C$ 855

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Wed 6/5

6:55 a.m.-6:39 p.m.

2 stops19h 44m

Santa Ana J. Wayne/Orange Cnty

Sun 10/5

8:00 a.m.-9:40 a.m.

2 stops17h 40m

C$ 858

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Tue 14/4

3:05 p.m.-11:15 a.m.

1 stop28h 10m

Santa Ana J. Wayne/Orange Cnty

Sat 9/5

7:00 a.m.-12:20 p.m.

1 stop21h 20m

C$ 866

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

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?

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 Heathrow Airport, with most prices found around C$ 707. If you are unable to visit Santa Ana during the month of February, then departing from London Heathrow Airport during the month March is also very affordable. Most momondo users find prices during this month for around C$ 743.

When to book flights from London Heathrow Airport to Santa Ana

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Santa Ana 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 (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

Fastest flight time

29h 34m

Direct flights

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

An easier way to manage your Santa Ana trip

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