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Cheap flights from London to Los Angeles from C$ 642

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from London to Los Angeles departing on 10/3. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:30 a.m. - 9:03 p.m.
LHR
-
SNA
18h 33m
2 stops
United Airlines Logo
8:00 a.m. - 12:00 p.m.
SNA
-
LHR
21h 00m
1 stop
C$ 642United Airlines
Tue, 10 Mar - Sun, 22 Mar
United Airlines Logo
7:30 a.m. - 10:30 p.m.
LHR
-
SNA
23h 00m
2 stops
United Airlines Logo
11:15 a.m. - 9:40 a.m.
SNA
-
LHR
15h 25m
1 stop
C$ 667United Airlines
Sun, 1 Mar - Mon, 9 Mar
United Airlines Logo
9:30 a.m. - 9:03 p.m.
LHR
-
SNA
18h 33m
2 stops
United Airlines Logo
7:19 a.m. - 7:25 a.m.
SNA
-
LHR
17h 06m
1 stop
C$ 668United Airlines
Thu, 12 Mar - Thu, 19 Mar
United Airlines Logo
2:30 p.m. - 11:25 a.m.
LHR
-
SNA
28h 55m
1 stop
United Airlines Logo
11:15 a.m. - 9:40 a.m.
SNA
-
LHR
15h 25m
1 stop
C$ 676United Airlines
Fri, 6 Mar - Sun, 15 Mar
United Airlines Logo
6:30 a.m. - 8:50 p.m.
LHR
-
SNA
22h 20m
2 stops
United Airlines Logo
7:37 p.m. - 12:00 p.m.
SNA
-
LHR
33h 23m
1 stop
C$ 679United Airlines
Fri, 6 Mar - Fri, 20 Mar
United Airlines Logo
1:45 p.m. - 8:50 p.m.
LHR
-
SNA
15h 05m
1 stop
United Airlines Logo
1:21 p.m. - 12:20 p.m.
SNA
-
LHR
14h 59m
1 stop
C$ 684United Airlines
Sun, 1 Mar - Tue, 31 Mar
Delta Logo
8:40 a.m. - 8:56 p.m.
LHR
-
SNA
20h 16m
2 stops
Delta Logo
3:52 p.m. - 3:35 p.m.
SNA
-
LHR
15h 43m
1 stop
C$ 686Delta
Tue, 31 Mar - Tue, 14 Apr
Delta Logo
6:30 a.m. - 8:56 p.m.
LHR
-
SNA
22h 26m
2 stops
Delta Logo
9:54 a.m. - 1:05 p.m.
SNA
-
LHR
19h 11m
2 stops
C$ 687Delta
Tue, 31 Mar - Tue, 14 Apr
Delta Logo
6:20 a.m. - 9:57 p.m.
LHR
-
SNA
23h 37m
2 stops
Delta Logo
1:43 p.m. - 10:00 a.m.
SNA
-
LHR
13h 17m
1 stop
C$ 695Delta
Wed, 25 Feb - Mon, 23 Mar
KLM Logo
11:40 a.m. - 6:23 p.m.
LHR
-
SNA
14h 43m
1 stop
KLM Logo
10:58 a.m. - 3:35 p.m.
SNA
-
LHR
20h 37m
1 stop
C$ 707KLM
Tue, 31 Mar - Tue, 14 Apr

Delta flights from London to Santa Ana, California

Our best Delta deals on London to Santa Ana, California flight tickets
Delta
31 Mar
LHR8:40 a.m.London Heathrow
20h 16m
2 stops
SNA8:56 p.m.Santa Ana J. Wayne/Orange Cnty
14 Apr
SNA3:52 p.m.Santa Ana J. Wayne/Orange Cnty
15h 43m
1 stop
LHR3:35 p.m.London Heathrow
C$ 686
Delta
31 Mar
LHR6:30 a.m.London Heathrow
22h 26m
2 stops
SNA8:56 p.m.Santa Ana J. Wayne/Orange Cnty
14 Apr
SNA9:54 a.m.Santa Ana J. Wayne/Orange Cnty
19h 11m
2 stops
LHR1:05 p.m.London Heathrow
C$ 687
Delta
25 Feb
LHR6:20 a.m.London Heathrow
23h 37m
2 stops
SNA9:57 p.m.Santa Ana J. Wayne/Orange Cnty
23 Mar
SNA1:43 p.m.Santa Ana J. Wayne/Orange Cnty
13h 17m
1 stop
LHR10:00 a.m.London Heathrow
C$ 695

KLM flights from London to Santa Ana, California

Our best KLM deals on London to Santa Ana, California flight tickets
KLM
31 Mar
LHR11:40 a.m.London Heathrow
14h 43m
1 stop
SNA6:23 p.m.Santa Ana J. Wayne/Orange Cnty
14 Apr
SNA10:58 a.m.Santa Ana J. Wayne/Orange Cnty
20h 37m
1 stop
LHR3:35 p.m.London Heathrow
C$ 707
KLM
31 Mar
LHR11:40 a.m.London Heathrow
14h 43m
1 stop
SNA6:23 p.m.Santa Ana J. Wayne/Orange Cnty
14 Apr
SNA7:05 a.m.Santa Ana J. Wayne/Orange Cnty
19h 55m
1 stop
LHR11:00 a.m.London Heathrow
C$ 709

momondo Fare Finder

 
Customize your flight search to find flights from London 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 29 January 2026.
Use the filters below to find and compare flights from London to Santa Ana, California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Tue 10/3

9:30 a.m.-9:03 p.m.

2 stops18h 33m

Santa Ana J. Wayne/Orange Cnty

Sun 22/3

8:00 a.m.-12:00 p.m.

1 stop21h 00m

C$ 642

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Sun 1/3

7:30 a.m.-10:30 p.m.

2 stops23h 00m

Santa Ana J. Wayne/Orange Cnty

Mon 9/3

11:15 a.m.-9:40 a.m.

1 stop15h 25m

C$ 667

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Thu 12/3

9:30 a.m.-9:03 p.m.

2 stops18h 33m

Santa Ana J. Wayne/Orange Cnty

Thu 19/3

7:19 a.m.-7:25 a.m.

1 stop17h 06m

C$ 668

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Fri 6/3

2:30 p.m.-11:25 a.m.

1 stop28h 55m

Santa Ana J. Wayne/Orange Cnty

Sun 15/3

11:15 a.m.-9:40 a.m.

1 stop15h 25m

C$ 676

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Fri 6/3

6:30 a.m.-8:50 p.m.

2 stops22h 20m

Santa Ana J. Wayne/Orange Cnty

Fri 20/3

7:37 p.m.-12:00 p.m.

1 stop33h 23m

C$ 679

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Sun 1/3

1:45 p.m.-8:50 p.m.

1 stop15h 05m

Santa Ana J. Wayne/Orange Cnty

Tue 31/3

1:21 p.m.-12:20 p.m.

1 stop14h 59m

C$ 684

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Tue 31/3

8:40 a.m.-8:56 p.m.

2 stops20h 16m

Santa Ana J. Wayne/Orange Cnty

Tue 14/4

3:52 p.m.-3:35 p.m.

1 stop15h 43m

C$ 686

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Tue 31/3

6:30 a.m.-8:56 p.m.

2 stops22h 26m

Santa Ana J. Wayne/Orange Cnty

Tue 14/4

9:54 a.m.-1:05 p.m.

2 stops19h 11m

C$ 687

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Wed 25/2

6:20 a.m.-9:57 p.m.

2 stops23h 37m

Santa Ana J. Wayne/Orange Cnty

Mon 23/3

1:43 p.m.-10:00 a.m.

1 stop13h 17m

C$ 695

LondonSanta Ana

LHR - SNA

LHRSNA

London Heathrow

Tue 31/3

11:40 a.m.-6:23 p.m.

1 stop14h 43m

Santa Ana J. Wayne/Orange Cnty

Tue 14/4

10:58 a.m.-3:35 p.m.

1 stop20h 37m

C$ 707

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Los Angeles from

How to get the cheapest flight ticket from London 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 and Santa Ana, California?

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

The month of September is, on average, the cheapest month to fly to Santa Ana, California from London, with most prices found around C$ 703. If you’re not able to fly to Santa Ana, California in September, then March is your next best option. Flight prices from London to Santa Ana, California during March average around C$ 714.

When to book flights from London to Santa Ana, California

Are you open to changing your travel dates? Check out the ideal times to fly from London 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 to Santa Ana, California (LON to SNA) flight deals and tips

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

Fastest flight time

29h 34m

Direct flights

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

  • 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, California trip

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