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Cheap flights from Santa Ana, California to London from $463

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 7/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
United Airlines Logo
12:25 pm - 11:50 am
SNA
-
LHR
15h 25m
1 stop
United Airlines Logo
6:35 am - 6:05 pm
LHR
-
SNA
19h 30m
2 stops
$891United Airlines
Wed, Nov 11 - Wed, Nov 18
Iberia Logo
2:29 pm - 12:50 pm
SNA
-
LHR
14h 21m
1 stop
Iberia Logo
7:30 am - 10:45 pm
LHR
-
SNA
23h 15m
2 stops
$893Iberia
Tue, Oct 20 - Tue, Nov 3
Delta Logo
1:35 pm - 10:00 am
SNA
-
LHR
12h 25m
1 stop
Delta Logo
9:55 am - 10:24 pm
LHR
-
SNA
20h 29m
2 stops
$895Delta
Wed, Oct 7 - Wed, Oct 21
Delta Logo
10:58 am - 12:10 pm
SNA
-
LHR
17h 12m
1 stop
Delta Logo
8:40 am - 10:24 pm
LHR
-
SNA
21h 44m
2 stops
$897Delta
Wed, Oct 7 - Wed, Oct 21
Air Canada Logo
1:15 pm - 1:20 pm
SNA
-
LHR
16h 05m
1 stop
Air Canada Logo
2:30 pm - 1:49 pm
LHR
-
SNA
31h 19m
2 stops
$898Air Canada
Sun, Oct 18 - Tue, Nov 3
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
$899Air Canada
Sun, Nov 1 - Wed, Nov 11
Multiple Airlines Logo
7:59 pm - 6:30 am
SNA
-
LHR
26h 31m
2 stops
Multiple Airlines Logo
8:05 pm - 8:51 pm
LHR
-
SNA
32h 46m
2 stops
$901Multiple Airlines
Sat, Aug 22 - Mon, Aug 31
SWISS Logo
3:05 pm - 8:25 am
SNA
-
LGW
33h 20m
2 stops
SWISS Logo
9:25 am - 8:51 pm
LGW
-
SNA
19h 26m
2 stops
$1,040SWISS
Thu, Aug 13 - Sat, Aug 22
Multiple Airlines Logo
3:34 pm - 10:00 am
SNA
-
LGW
58h 26m
2 stops
Multiple Airlines Logo
2:00 pm - 12:25 pm
LGW
-
SNA
30h 25m
1 stop
$1,046Multiple Airlines
Sun, Jun 7 - Fri, Jun 12
SWISS Logo
3:05 pm - 8:25 am
SNA
-
LGW
33h 20m
2 stops
SWISS Logo
9:25 am - 8:51 pm
LGW
-
SNA
19h 26m
2 stops
$1,106SWISS
Sat, Aug 22 - Mon, Aug 31

Delta flights from Santa Ana, California to London

Our best Delta deals on Santa Ana, California to London flight tickets
Delta
Oct 7
SNA1:35 pmSanta Ana J. Wayne/Orange Cnty
12h 25m
1 stop
LHR10:00 amLondon Heathrow
Oct 21
LHR9:55 amLondon Heathrow
20h 29m
2 stops
SNA10:24 pmSanta Ana J. Wayne/Orange Cnty
$895
Delta
Oct 7
SNA10:58 amSanta Ana J. Wayne/Orange Cnty
17h 12m
1 stop
LHR12:10 pmLondon Heathrow
Oct 21
LHR8:40 amLondon Heathrow
21h 44m
2 stops
SNA10:24 pmSanta Ana J. Wayne/Orange Cnty
$897
Delta
Oct 7
SNA7:00 amSanta Ana J. Wayne/Orange Cnty
19h 20m
2 stops
LHR10:20 amLondon Heathrow
Oct 21
LHR6:30 amLondon Heathrow
19h 29m
2 stops
SNA5:59 pmSanta Ana J. Wayne/Orange Cnty
$900

Air Canada flights from Santa Ana, California to London

Our best Air Canada deals on Santa Ana, California to London flight tickets
Air Canada
Oct 18
SNA1:15 pmSanta Ana J. Wayne/Orange Cnty
16h 05m
1 stop
LHR1:20 pmLondon Heathrow
Nov 3
LHR2:30 pmLondon Heathrow
31h 19m
2 stops
SNA1:49 pmSanta Ana J. Wayne/Orange Cnty
$898
Air Canada
Nov 1
SNA12:25 pmSanta Ana J. Wayne/Orange Cnty
15h 25m
1 stop
LHR11:50 amLondon Heathrow
Nov 11
LHR2:30 pmLondon Heathrow
31h 19m
2 stops
SNA1:49 pmSanta Ana J. Wayne/Orange Cnty
$899
Air Canada
Oct 21
SNA7:15 amSanta Ana J. Wayne/Orange Cnty
22h 05m
2 stops
LHR1:20 pmLondon Heathrow
Nov 3
LHR2:30 pmLondon Heathrow
31h 19m
2 stops
SNA1:49 pmSanta Ana J. Wayne/Orange Cnty
$903

momondo Fare Finder

 
Customize your flight search to find flights from Santa Ana, California to London 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 17, 2026.
Use the filters below to find and compare flights from Santa Ana, California to London 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

Wed 11/11

12:25 pm-11:50 am

1 stop15h 25m

London Heathrow

Wed 11/18

6:35 am-6:05 pm

2 stops19h 30m

$891

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 10/20

2:29 pm-12:50 pm

1 stop14h 21m

London Heathrow

Tue 11/3

7:30 am-10:45 pm

2 stops23h 15m

$893
Quickest round-trip

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 10/7

1:35 pm-10:00 am

1 stop12h 25m

London Heathrow

Wed 10/21

9:55 am-10:24 pm

2 stops20h 29m

$895

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 10/7

10:58 am-12:10 pm

1 stop17h 12m

London Heathrow

Wed 10/21

8:40 am-10:24 pm

2 stops21h 44m

$897

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sun 10/18

1:15 pm-1:20 pm

1 stop16h 05m

London Heathrow

Tue 11/3

2:30 pm-1:49 pm

2 stops31h 19m

$898

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

Wed 11/11

2:30 pm-1:49 pm

2 stops31h 19m

$899

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sat 8/22

7:59 pm-6:30 am

2 stops26h 31m

London Heathrow

Mon 8/31

8:05 pm-8:51 pm

2 stops32h 46m

$901

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Thu 8/13

3:05 pm-8:25 am

2 stops33h 20m

London Gatwick

Sat 8/22

9:25 am-8:51 pm

2 stops19h 26m

$1,040

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Sun 6/7

3:34 pm-10:00 am

2 stops58h 26m

London Gatwick

Fri 6/12

2:00 pm-12:25 pm

1 stop30h 25m

$1,046

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Sat 8/22

3:05 pm-8:25 am

2 stops33h 20m

London Gatwick

Mon 8/31

9:25 am-8:51 pm

2 stops19h 26m

$1,106

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

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?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Santa Ana, California is in August. Flight prices, which tend to average around $525, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from Santa Ana, California averaging around $533.

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

The cheapest day to depart from Santa Ana, California to London is on a Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $745. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $867. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

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

Flying to London from Santa Ana, California at noon is the least expensive time of day to depart. momondo users have found prices as low as $707 when looking at flights departing at noon. Flights to London are more costly in the evening, with an average ticket price of $831. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

When to book flights from Santa Ana, California to London

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

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

Fastest flight time

13h 26m

Direct flights

None
The fastest flight from Santa Ana, California to London takes 13h 26m
There are no direct flights from Santa Ana, California to London. There are no popular flight routes from Santa Ana, California to London.
Search flight deals

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

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

    There are 5442.6 mi between Santa Ana J. Wayne/Orange Cnty and London. 13h 26m is a normal flight duration for this route.

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

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

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

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

    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.

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

    The travel and health documents required for your trip to London 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. 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?

Best airlines flying from Santa Ana, California to London

Compare and see reviews for airlines that fly from Santa Ana, California to London 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
7,985 reviews
Search British Airways flights
DeltaPriceFrom $608Free CancellationRating
7.9
8,449 reviews
Search Delta flights
United AirlinesPriceFrom $677Free CancellationRating
7.4
9,731 reviews
Search United Airlines flights
American AirlinesPriceFrom $818Free CancellationRating
7.1
11,654 reviews
Search American Airlines flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Dover
Luton
Hayes
Crawley
Wembley
Slough
Croydon
Stansted
Watford
Harrow
Brentwood
Dartford
Cobham
Folkestone
Romford
Uxbridge
Guildford

Why use momondo?

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

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

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 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 Santa Ana to London.

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

Of course. momondo tracks the price of Santa Ana to London 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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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport