Which airport is the most popular layover for flights between Santa Ana, California and London?

Seattle (SEA) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Santa Ana, California to London?

Flights via Denver (DEN) offer the lowest average round-trip price of $679.

Which layover airport has the shortest connection time from Santa Ana, California to London?

Salt Lake City (SLC) has the shortest average layover time for this route: 0h 53m.

What airlines fly to London?

British Airways, Virgin Atlantic and Iberia are the top three most popular airlines that fly to London from Santa Ana, California according to our data. British Airways is the first choice among our users, with 50% of people opting to fly with this airline when traveling to London. Keep in mind that there are 19 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Santa Ana J. Wayne/Orange Cnty to London?

WestJet, Lufthansa, and United Airlines are the most popular carriers operating from Santa Ana J. Wayne/Orange Cnty to London

Which layover airport has the shortest travel time from Santa Ana, California to London?

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 12h 20m.

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?

As of December 2025, there are 5 operators available to choose from 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.

$245 Cheap Flights from Santa Ana to London in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Santa Ana, California to London

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:45 am - 5:55 am

SNA

LHR

15h 10m1 stop

6:50 am - 6:41 pm

LHR

SNA

19h 51m2 stops

$567Brussels Airlines

Fri, Jan 16 - Fri, Jan 23

9:30 am - 6:50 am

SNA

LHR

13h 20m1 stop

7:30 am - 8:23 pm

LHR

SNA

20h 53m2 stops

$577Iberia

Wed, Feb 11 - Fri, Feb 20

12:47 pm - 10:00 am

SNA

LHR

13h 13m1 stop

8:20 am - 8:23 pm

LHR

SNA

19h 03m1 stop

$591British Airways

Tue, Feb 17 - Wed, Mar 25

12:23 pm - 10:15 am

SNA

LHR

13h 52m1 stop

6:35 am - 8:50 pm

LHR

SNA

21h 15m2 stops

$595Lufthansa

Tue, Feb 17 - Tue, Mar 24

8:05 am - 8:15 am

SNA

LHR

16h 10m1 stop

2:10 pm - 9:32 pm

LHR

SNA

15h 22m1 stop

$596British Airways

Mon, Feb 2 - Thu, Feb 19

9:53 am - 10:00 am

SNA

LHR

16h 07m1 stop

5:20 pm - 9:16 am

LHR

SNA

23h 56m1 stop

$597Delta

Wed, Dec 31 - Fri, Jan 9

6:45 am - 11:40 am

SNA

LHR

21h 55m1 stop

11:45 am - 6:23 pm

LHR

SNA

37h 38m2 stops

$599Delta

Wed, Mar 18 - Wed, Mar 25

10:53 am - 10:00 am

SNA

LHR

15h 07m1 stop

6:00 am - 10:56 pm

LHR

SNA

24h 56m2 stops

$600Iberia

Fri, Feb 6 - Tue, Feb 10

11:05 am - 5:35 pm

SNA

LCY

22h 30m2 stops

9:50 am - 8:42 pm

LCY

SNA

18h 52m2 stops

$703Lufthansa

Tue, Jan 20 - Tue, Feb 3

6:45 am - 8:50 am

SNA

LCY

42h 05m2 stops

9:20 am - 10:16 pm

LCY

SNA

44h 56m2 stops

$1,133Virgin Atlantic

Mon, Jan 12 - Fri, Jan 16

Brussels Airlines flights from Santa Ana, California to London

Our best Brussels Airlines deals on Santa Ana, California to London flight tickets

Brussels Airlines

Jan 16

SNA6:45 amSanta Ana J. Wayne/Orange Cnty

15h 10m

1 stop

LHR5:55 amLondon Heathrow

Jan 23

LHR6:50 amLondon Heathrow

19h 51m

2 stops

SNA6:41 pmSanta Ana J. Wayne/Orange Cnty

$567

Find similar

Brussels Airlines

Jan 17

SNA6:45 amSanta Ana J. Wayne/Orange Cnty

15h 10m

1 stop

LHR5:55 amLondon Heathrow

Jan 24

LHR10:25 amLondon Heathrow

16h 16m

1 stop

SNA6:41 pmSanta Ana J. Wayne/Orange Cnty

$622

Find similar

Brussels Airlines

Dec 7

SNA10:40 amSanta Ana J. Wayne/Orange Cnty

13h 15m

1 stop

LHR7:55 amLondon Heathrow

Dec 12

LHR10:25 amLondon Heathrow

15h 52m

1 stop

SNA6:17 pmSanta Ana J. Wayne/Orange Cnty

$1,071

Find similar

British Airways flights from Santa Ana, California to London

Our best British Airways deals on Santa Ana, California to London flight tickets

British Airways

Feb 17

SNA12:47 pmSanta Ana J. Wayne/Orange Cnty

13h 13m

1 stop

LHR10:00 amLondon Heathrow

Mar 25

LHR8:20 amLondon Heathrow

19h 03m

1 stop

SNA8:23 pmSanta Ana J. Wayne/Orange Cnty

$591

Find similar

British Airways

Feb 2

SNA8:05 amSanta Ana J. Wayne/Orange Cnty

16h 10m

1 stop

LHR8:15 amLondon Heathrow

Feb 19

LHR2:10 pmLondon Heathrow

15h 22m

1 stop

SNA9:32 pmSanta Ana J. Wayne/Orange Cnty

$596

Find similar

British Airways

Feb 6

SNA12:52 pmSanta Ana J. Wayne/Orange Cnty

13h 08m

1 stop

LHR10:00 amLondon Heathrow

Feb 10

LHR3:00 pmLondon Heathrow

15h 56m

1 stop

SNA10:56 pmSanta Ana J. Wayne/Orange Cnty

$616

Find similar

momondo Fare Finder

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

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Fri 1/16

6:45 am-5:55 am

1 stop15h 10m

London Heathrow

Fri 1/23

6:50 am-6:41 pm

2 stops19h 51m

$567

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 2/11

9:30 am-6:50 am

1 stop13h 20m

London Heathrow

Fri 2/20

7:30 am-8:23 pm

2 stops20h 53m

$577

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 2/17

12:47 pm-10:00 am

1 stop13h 13m

London Heathrow

Wed 3/25

8:20 am-8:23 pm

1 stop19h 03m

$591

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 2/17

12:23 pm-10:15 am

1 stop13h 52m

London Heathrow

Tue 3/24

6:35 am-8:50 pm

2 stops21h 15m

$595

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 2/2

8:05 am-8:15 am

1 stop16h 10m

London Heathrow

Thu 2/19

2:10 pm-9:32 pm

1 stop15h 22m

$596

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 12/31

9:53 am-10:00 am

1 stop16h 07m

London Heathrow

Fri 1/9

5:20 pm-9:16 am

1 stop23h 56m

$597

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 3/18

6:45 am-11:40 am

1 stop21h 55m

London Heathrow

Wed 3/25

11:45 am-6:23 pm

2 stops37h 38m

$599

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Fri 2/6

10:53 am-10:00 am

1 stop15h 07m

London Heathrow

Tue 2/10

6:00 am-10:56 pm

2 stops24h 56m

$600

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Tue 1/20

11:05 am-5:35 pm

2 stops22h 30m

London City

Tue 2/3

9:50 am-8:42 pm

2 stops18h 52m

$703

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Mon 1/12

6:45 am-8:50 am

2 stops42h 05m

London City

Fri 1/16

9:20 am-10:16 pm

2 stops44h 56m

$1,133

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

What is the cheapest month to fly to London?

The cheapest month to fly to London from Santa Ana, California 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, California averaging around $692.

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 $753. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $848. 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 $773 when looking at flights departing at noon. Flights to London are more costly in the evening, with an average ticket price of $821. 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, 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	12h 20m
Direct flights	None

The fastest flight from Santa Ana, California to London takes 12h 20m

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

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 20m 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?
As of December 2025, there are 5 operators available to choose from 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?
Based on momondo bookings for flights between Santa Ana, California and London, the leading airline is United Airlines, making up 47% of the total bookings. Other popular airlines include Delta with 22%, British Airways with 20%, and Virgin Atlantic with 11%.

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 Atlantic	PriceFrom $580	Free Cancellation	Rating 7.5 675 reviews	Search Virgin Atlantic flights
British Airways	PriceFrom $620	Free Cancellation	Rating 6.7 7,562 reviews	Search British Airways flights
Delta	PriceFrom $625	Free Cancellation	Rating 7.9 8,010 reviews	Search Delta flights
United Airlines	PriceFrom $702	Free Cancellation	Rating 7.4 9,066 reviews	Search United Airlines flights
American Airlines	PriceFrom $885	Free Cancellation	Rating 7.2 11,044 reviews	Search American Airlines flights

Gatwick

Hounslow

Milton Keynes

Dover

Luton

Slough

Guildford

Hayes

Dartford

Crawley

Brentwood

Wembley

Romford

Watford

Ilford

Cobham

Folkestone

Uxbridge

Stansted

Chelmsford

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.

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sat 1/3

Sat 1/10

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Cheap flights from Santa Ana, California to London from $245

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 2/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Santa Ana, California to London

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Brussels Airlines flights from Santa Ana, California to London

Our best Brussels Airlines deals on Santa Ana, California to London flight tickets

British Airways flights from Santa Ana, California to London

Our best British Airways deals on Santa Ana, California to London flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Santa Ana, California to London that are best for you.

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 cheapest month to fly to London?

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

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

What is the cheapest airline that flies from Santa Ana J. Wayne/Orange Cnty to London?

WestJet, Lufthansa, and United Airlines are the most popular carriers operating from Santa Ana J. Wayne/Orange Cnty to London

What airlines fly to London?

Which airport is the most popular layover for flights between Santa Ana, California and London?

Seattle (SEA) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Santa Ana, California to London?

Flights via Denver (DEN) offer the lowest average round-trip price of $679.

Which layover airport has the shortest travel time from Santa Ana, California to London?

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 12h 20m.

Which layover airport has the shortest connection time from Santa Ana, California to London?

Salt Lake City (SLC) has the shortest average layover time for this route: 0h 53m.

When to book flights from Santa Ana, California to London

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

Direct flights

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

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

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?

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

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

Traveling to a place near London?

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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