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Cheap flights from Santa Ana, California to London from $494

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 10/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Santa Ana, California to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
7:15 am - 4:00 pm
SNA
-
LHR
24h 45m
2 stops
Scandinavian Airlines Logo
9:05 pm - 5:59 pm
LHR
-
SNA
28h 54m
3 stops
$889Scandinavian Airlines
Fri, Sep 25 - Mon, Oct 5
Scandinavian Airlines Logo
7:15 am - 4:00 pm
SNA
-
LHR
24h 45m
3 stops
Scandinavian Airlines Logo
9:05 pm - 5:59 pm
LHR
-
SNA
28h 54m
3 stops
$894Scandinavian Airlines
Fri, Sep 25 - Mon, Oct 5
Iberia Logo
2:29 pm - 2:25 pm
SNA
-
LHR
15h 56m
1 stop
Iberia Logo
6:30 am - 9:51 pm
LHR
-
SNA
23h 21m
2 stops
$895Iberia
Wed, Oct 7 - Wed, Oct 21
Delta Logo
5:37 pm - 3:35 pm
SNA
-
LHR
13h 58m
1 stop
Delta Logo
6:30 am - 6:05 pm
LHR
-
SNA
19h 35m
2 stops
$896Delta
Mon, Jul 20 - Fri, Aug 21
Air Canada Logo
12:25 pm - 11:50 am
SNA
-
LHR
15h 25m
1 stop
Air Canada Logo
2:30 pm - 1:49 pm
LHR
-
SNA
31h 19m
2 stops
$897Air Canada
Sun, Nov 1 - Tue, Nov 10
Lufthansa Logo
10:20 am - 5:40 pm
SNA
-
LHR
23h 20m
2 stops
Lufthansa Logo
6:55 am - 5:31 pm
LHR
-
SNA
18h 36m
2 stops
$899Lufthansa
Mon, Jul 20 - Fri, Aug 21
Delta Logo
6:45 am - 7:10 am
SNA
-
LHR
16h 25m
2 stops
Delta Logo
6:30 am - 5:59 pm
LHR
-
SNA
19h 29m
2 stops
$900Delta
Wed, Oct 7 - Wed, Oct 21
Delta Logo
6:45 am - 10:20 am
SNA
-
LHR
19h 35m
2 stops
Delta Logo
9:55 am - 10:24 pm
LHR
-
SNA
20h 29m
2 stops
$901Delta
Wed, Oct 7 - Wed, Oct 21
United Airlines Logo
9:04 pm - 9:10 am
SNA
-
LHR
29h 06m
1 stop
United Airlines Logo
2:30 pm - 11:26 am
LHR
-
SNA
28h 56m
1 stop
$903United Airlines
Sat, Oct 31 - Wed, Nov 11
Air Canada Logo
9:04 pm - 7:10 am
SNA
-
LHR
26h 06m
2 stops
Air Canada Logo
2:30 pm - 1:49 pm
LHR
-
SNA
31h 19m
2 stops
$905Air Canada
Mon, Nov 2 - Tue, Nov 10

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

Our best Scandinavian Airlines deals on Santa Ana, California to London Heathrow Airport flight tickets
Scandinavian Airlines
Sep 25
SNA7:15 amSanta Ana J. Wayne/Orange Cnty
24h 45m
2 stops
LHR4:00 pmLondon Heathrow
Oct 5
LHR9:05 pmLondon Heathrow
28h 54m
3 stops
SNA5:59 pmSanta Ana J. Wayne/Orange Cnty
$889
Scandinavian Airlines
Sep 25
SNA7:15 amSanta Ana J. Wayne/Orange Cnty
24h 45m
3 stops
LHR4:00 pmLondon Heathrow
Oct 5
LHR9:05 pmLondon Heathrow
28h 54m
3 stops
SNA5:59 pmSanta Ana J. Wayne/Orange Cnty
$894
Scandinavian Airlines
Sep 15
SNA11:00 amSanta Ana J. Wayne/Orange Cnty
22h 40m
2 stops
LHR5:40 pmLondon Heathrow
Sep 22
LHR7:05 amLondon Heathrow
23h 24m
3 stops
SNA10:29 pmSanta Ana J. Wayne/Orange Cnty
$916

Iberia flights from Santa Ana, California to London Heathrow Airport

Our best Iberia deals on Santa Ana, California to London Heathrow Airport flight tickets
Iberia
Oct 7
SNA2:29 pmSanta Ana J. Wayne/Orange Cnty
15h 56m
1 stop
LHR2:25 pmLondon Heathrow
Oct 21
LHR6:30 amLondon Heathrow
23h 21m
2 stops
SNA9:51 pmSanta Ana J. Wayne/Orange Cnty
$895
Iberia
Oct 6
SNA10:35 amSanta Ana J. Wayne/Orange Cnty
20h 55m
2 stops
LHR3:30 pmLondon Heathrow
Oct 13
LHR12:55 pmLondon Heathrow
16h 56m
1 stop
SNA9:51 pmSanta Ana J. Wayne/Orange Cnty
$939
Iberia
May 12
SNA2:42 pmSanta Ana J. Wayne/Orange Cnty
15h 43m
1 stop
LHR2:25 pmLondon Heathrow
May 19
LHR6:10 amLondon Heathrow
22h 02m
2 stops
SNA8:12 pmSanta Ana J. Wayne/Orange Cnty
$1,166

momondo Fare Finder

 
Customize your flight search to find flights from Santa Ana, California to London Heathrow Airport 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 832,500 searches. Data last updated May 6, 2026.
Use the filters below to find and compare flights from Santa Ana, California to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Fri 9/25

7:15 am-4:00 pm

2 stops24h 45m

London Heathrow

Mon 10/5

9:05 pm-5:59 pm

3 stops28h 54m

$889

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Fri 9/25

7:15 am-4:00 pm

3 stops24h 45m

London Heathrow

Mon 10/5

9:05 pm-5:59 pm

3 stops28h 54m

$894

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 10/7

2:29 pm-2:25 pm

1 stop15h 56m

London Heathrow

Wed 10/21

6:30 am-9:51 pm

2 stops23h 21m

$895
Quickest round-trip

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 7/20

5:37 pm-3:35 pm

1 stop13h 58m

London Heathrow

Fri 8/21

6:30 am-6:05 pm

2 stops19h 35m

$896

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sun 11/1

12:25 pm-11:50 am

1 stop15h 25m

London Heathrow

Tue 11/10

2:30 pm-1:49 pm

2 stops31h 19m

$897

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 7/20

10:20 am-5:40 pm

2 stops23h 20m

London Heathrow

Fri 8/21

6:55 am-5:31 pm

2 stops18h 36m

$899

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 10/7

6:45 am-7:10 am

2 stops16h 25m

London Heathrow

Wed 10/21

6:30 am-5:59 pm

2 stops19h 29m

$900

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 10/7

6:45 am-10:20 am

2 stops19h 35m

London Heathrow

Wed 10/21

9:55 am-10:24 pm

2 stops20h 29m

$901

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sat 10/31

9:04 pm-9:10 am

1 stop29h 06m

London Heathrow

Wed 11/11

2:30 pm-11:26 am

1 stop28h 56m

$903

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 11/2

9:04 pm-7:10 am

2 stops26h 06m

London Heathrow

Tue 11/10

2:30 pm-1:49 pm

2 stops31h 19m

$905

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 London from

How to get the cheapest flight ticket from Santa Ana, California to London Heathrow Airport

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 Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

The month of January is, on average, the cheapest month to fly to London Heathrow Airport from Santa Ana, California, with most prices found around $588. If you’re not able to fly to London Heathrow Airport in January, then March is your next best option. Flight prices from Santa Ana, California to London Heathrow Airport during March average around $663.

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $756. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $887.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is at noon. momondo users have found flights departing from Santa Ana, California to London Heathrow Airport at noon for as low as $721. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $835.

Can stopping save me money on Santa Ana, California to London Heathrow Airport flights?

You could potentially save up to 22% on your flight if you consider stops on a Santa Ana, California to London Heathrow Airport flight.

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

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

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

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

Fastest flight time

12h 25m

Direct flights

None
The fastest flight from Santa Ana, California to London Heathrow Airport takes 12h 25m
There are no direct flights from Santa Ana, California to London Heathrow Airport. There are no popular flight routes from Santa Ana, California to London Heathrow Airport.
Search flight deals

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

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

    The straight-line distance from Santa Ana J. Wayne/Orange Cnty to London Heathrow is 5433.2 mi. In terms of flight time, this usually takes a little over 12h 25m.

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

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

  • How many operators does momondo search for flights from Santa Ana J. Wayne/Orange Cnty Airport to London Heathrow Airport?

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

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents required for your trip to London Heathrow 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 London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Santa Ana, California to London Heathrow Airport?

Best airlines flying from Santa Ana, California to London Heathrow Airport

Compare and see reviews for airlines that fly from Santa Ana, California to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom $580Free CancellationRating
7.4
688 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom $588Free CancellationRating
6.7
7,944 reviews
Search British Airways flights
DeltaPriceFrom $608Free CancellationRating
7.9
8,458 reviews
Search Delta flights
United AirlinesPriceFrom $677Free CancellationRating
7.4
9,684 reviews
Search United Airlines flights
American AirlinesPriceFrom $818Free CancellationRating
7.1
11,668 reviews
Search American Airlines flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
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Wembley
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Croydon
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Dartford
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Folkestone
Romford
Harrow

Why use momondo?

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

It is quick and easy to find Santa Ana to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

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

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

momondo provides multiple filters to help you find the best flight to London from Santa Ana. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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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