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Cheap flights from Santa Ana to London from $390

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 to London departing on 3/19. 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 to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
12:25 pm - 1:20 pm
SNA
-
LHR
16h 55m
1 stop
Air Canada Logo
6:00 am - 12:20 pm
LHR
-
SNA
38h 20m
2 stops
$635Air Canada
Tue, Apr 21 - Tue, May 5
Lufthansa Logo
1:21 pm - 6:40 pm
SNA
-
LHR
21h 19m
2 stops
Lufthansa Logo
7:25 am - 8:44 pm
LHR
-
SNA
21h 19m
2 stops
$637Lufthansa
Tue, Apr 21 - Tue, May 5
Multiple Airlines Logo
12:25 pm - 1:20 pm
SNA
-
LHR
16h 55m
1 stop
Multiple Airlines Logo
7:25 am - 5:33 pm
LHR
-
SNA
18h 08m
2 stops
$644Multiple Airlines
Sun, Apr 12 - Tue, Apr 21
Delta Logo
11:05 am - 3:35 pm
SNA
-
LHR
20h 30m
1 stop
Delta Logo
6:30 am - 5:53 pm
LHR
-
SNA
19h 23m
2 stops
$649Delta
Tue, Apr 7 - Thu, Apr 23
United Airlines Logo
7:44 pm - 7:25 am
SNA
-
LHR
27h 41m
1 stop
United Airlines Logo
3:00 pm - 11:12 am
LHR
-
SNA
28h 12m
1 stop
$650United Airlines
Tue, Apr 7 - Thu, Apr 23
Delta Logo
7:15 pm - 8:10 pm
SNA
-
LHR
16h 55m
2 stops
Delta Logo
6:30 am - 5:53 pm
LHR
-
SNA
19h 23m
2 stops
$653Delta
Tue, Apr 7 - Thu, Apr 23
United Airlines Logo
6:28 pm - 8:40 pm
SNA
-
LHR
18h 12m
2 stops
United Airlines Logo
6:55 am - 6:31 pm
LHR
-
SNA
19h 36m
2 stops
$654United Airlines
Mon, Apr 13 - Tue, Apr 21
American Airlines Logo
6:45 am - 8:40 am
SNA
-
LGW
17h 55m
2 stops
American Airlines Logo
12:20 pm - 10:08 am
LGW
-
SNA
29h 48m
2 stops
$762American Airlines
Thu, Apr 2 - Thu, Apr 9
American Airlines Logo
7:45 am - 10:40 am
SNA
-
LGW
18h 55m
2 stops
American Airlines Logo
12:20 pm - 10:08 am
LGW
-
SNA
29h 48m
2 stops
$822American Airlines
Sun, Apr 5 - Sun, Apr 12
British Airways Logo
10:55 am - 2:05 pm
SNA
-
LCY
19h 10m
2 stops
British Airways Logo
7:15 pm - 8:23 pm
LCY
-
SNA
32h 08m
2 stops
$967British Airways
Tue, Mar 3 - Mon, Mar 9

Air Canada flights from Santa Ana to London

Our best Air Canada deals on Santa Ana to London flight tickets
Air Canada
Apr 21
SNA12:25 pmSanta Ana J. Wayne/Orange Cnty
16h 55m
1 stop
LHR1:20 pmLondon Heathrow
May 5
LHR6:00 amLondon Heathrow
38h 20m
2 stops
SNA12:20 pmSanta Ana J. Wayne/Orange Cnty
$635
Air Canada
Apr 12
SNA12:25 pmSanta Ana J. Wayne/Orange Cnty
16h 55m
1 stop
LHR1:20 pmLondon Heathrow
Apr 21
LHR3:05 pmLondon Heathrow
28h 07m
1 stop
SNA11:12 amSanta Ana J. Wayne/Orange Cnty
$663
Air Canada
Apr 12
SNA12:25 pmSanta Ana J. Wayne/Orange Cnty
37h 35m
2 stops
LHR10:00 amLondon Heathrow
Apr 21
LHR2:05 pmLondon Heathrow
29h 07m
2 stops
SNA11:12 amSanta Ana J. Wayne/Orange Cnty
$670

Lufthansa flights from Santa Ana to London

Our best Lufthansa deals on Santa Ana to London flight tickets
Lufthansa
Apr 21
SNA1:21 pmSanta Ana J. Wayne/Orange Cnty
21h 19m
2 stops
LHR6:40 pmLondon Heathrow
May 5
LHR7:25 amLondon Heathrow
21h 19m
2 stops
SNA8:44 pmSanta Ana J. Wayne/Orange Cnty
$637
Lufthansa
Apr 8
SNA1:21 pmSanta Ana J. Wayne/Orange Cnty
20h 34m
2 stops
LCY5:55 pmLondon City
Apr 22
LCY9:15 amLondon City
19h 32m
2 stops
SNA8:47 pmSanta Ana J. Wayne/Orange Cnty
$820
Lufthansa
Mar 17
SNA11:15 amSanta Ana J. Wayne/Orange Cnty
23h 20m
2 stops
LCY5:35 pmLondon City
Apr 9
LCY9:15 amLondon City
19h 40m
2 stops
SNA8:55 pmSanta Ana J. Wayne/Orange Cnty
$826

momondo Fare Finder

 
Customize your flight search to find flights from Santa Ana 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 February 19, 2026.
Use the filters below to find and compare flights from Santa Ana to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 4/21

12:25 pm-1:20 pm

1 stop16h 55m

London Heathrow

Tue 5/5

6:00 am-12:20 pm

2 stops38h 20m

$635

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 4/21

1:21 pm-6:40 pm

2 stops21h 19m

London Heathrow

Tue 5/5

7:25 am-8:44 pm

2 stops21h 19m

$637

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sun 4/12

12:25 pm-1:20 pm

1 stop16h 55m

London Heathrow

Tue 4/21

7:25 am-5:33 pm

2 stops18h 08m

$644

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 4/7

11:05 am-3:35 pm

1 stop20h 30m

London Heathrow

Thu 4/23

6:30 am-5:53 pm

2 stops19h 23m

$649

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 4/7

7:44 pm-7:25 am

1 stop27h 41m

London Heathrow

Thu 4/23

3:00 pm-11:12 am

1 stop28h 12m

$650

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 4/7

7:15 pm-8:10 pm

2 stops16h 55m

London Heathrow

Thu 4/23

6:30 am-5:53 pm

2 stops19h 23m

$653

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 4/13

6:28 pm-8:40 pm

2 stops18h 12m

London Heathrow

Tue 4/21

6:55 am-6:31 pm

2 stops19h 36m

$654

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Thu 4/2

6:45 am-8:40 am

2 stops17h 55m

London Gatwick

Thu 4/9

12:20 pm-10:08 am

2 stops29h 48m

$762

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Sun 4/5

7:45 am-10:40 am

2 stops18h 55m

London Gatwick

Sun 4/12

12:20 pm-10:08 am

2 stops29h 48m

$822

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Tue 3/3

10:55 am-2:05 pm

2 stops19h 10m

London City

Mon 3/9

7:15 pm-8:23 pm

2 stops32h 08m

$967

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 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 and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Santa Ana is in October. Flight prices, which tend to average around $629, are often lower during this time because this is during the off-season. The month of February is another great option to travel to London, with average flight prices from Santa Ana averaging around $692.

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

The cheapest day to depart from Santa Ana to London is on a Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $740. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $836. 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 at noon is the least expensive time of day to depart. momondo users have found prices as low as $748 when looking at flights departing at noon. Flights to London are more costly in the evening, with an average ticket price of $804. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Santa Ana to London

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

Cheap Santa Ana to London (SNA to LON) flight deals and tips

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

Fastest flight time

12h 18m

Direct flights

None
The fastest flight from Santa Ana to London takes 12h 18m
There are no direct flights from Santa Ana to London. There are no popular flight routes from Santa Ana to London.
Search flight deals

  • 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. 12h 18m 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 to London?

Best airlines flying from Santa Ana to London

Compare and see reviews for airlines that fly from Santa Ana to London with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom $580Free CancellationRating
7.5
679 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom $588Free CancellationRating
6.7
7,755 reviews
Search British Airways flights
DeltaPriceFrom $608Free CancellationRating
7.9
8,215 reviews
Search Delta flights
United AirlinesPriceFrom $677Free CancellationRating
7.4
9,325 reviews
Search United Airlines flights
American AirlinesPriceFrom $885Free CancellationRating
7.2
11,321 reviews
Search American Airlines flights

Traveling to a place near London?

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

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