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.

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 20 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

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

WestJet, United Airlines, and Air Canada 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.

$246 Cheap Flights from Santa Ana to London in 2025/26

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

11:10 am - 9:40 am

SNA

LHR

14h 30m1 stop

11:35 am - 8:49 pm

LHR

SNA

17h 14m1 stop

$605Lufthansa

jue., feb. 12 - jue., feb. 19

10:00 am - 7:25 am

SNA

LHR

13h 25m1 stop

8:15 pm - 8:42 pm

LHR

SNA

32h 27m2 stops

$608Lufthansa

dom., ene. 25 - dom., feb. 1

12:25 pm - 11:50 am

SNA

LHR

15h 25m1 stop

6:35 am - 11:25 am

LHR

SNA

36h 50m2 stops

$615Multiple Airlines

mié., feb. 4 - mar., feb. 10

11:05 am - 3:50 pm

SNA

LHR

20h 45m2 stops

8:15 pm - 5:28 pm

LHR

SNA

29h 13m2 stops

$616Lufthansa

lun., ene. 26 - lun., feb. 2

12:25 pm - 7:10 am

SNA

LHR

58h 45m2 stops

6:35 am - 11:25 am

LHR

SNA

36h 50m2 stops

$619Multiple Airlines

mié., feb. 4 - mar., feb. 10

12:25 pm - 11:50 am

SNA

LHR

15h 25m1 stop

7:40 am - 8:50 pm

LHR

SNA

20h 10m2 stops

$626United Airlines

jue., mar. 5 - lun., mar. 9

6:45 am - 8:50 am

SNA

LCY

18h 05m2 stops

7:50 am - 8:23 pm

LCY

SNA

20h 33m2 stops

$719Iberia

jue., feb. 26 - jue., mar. 5

10:58 am - 2:05 pm

SNA

LCY

19h 07m2 stops

7:15 pm - 8:33 am

LCY

SNA

21h 18m2 stops

$720Iberia

mié., feb. 25 - mié., mar. 4

7:45 am - 9:30 am

SNA

LCY

17h 45m2 stops

10:00 am - 10:35 pm

LCY

SNA

20h 35m2 stops

$1,020Delta

dom., mar. 29 - lun., abr. 6

7:45 am - 9:30 am

SNA

LCY

17h 45m2 stops

9:20 am - 10:12 pm

LCY

SNA

20h 52m2 stops

$1,030Delta

dom., mar. 29 - lun., abr. 6

United Airlines flights from Santa Ana, California to London

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

United Airlines

Mar 5

SNA12:25 pmSanta Ana J. Wayne/Orange Cnty

15h 25m

1 stop

LHR11:50 amLondon Heathrow

Mar 9

LHR7:40 amLondon Heathrow

20h 10m

2 stops

SNA8:50 pmSanta Ana J. Wayne/Orange Cnty

$626

Find similar

United Airlines

Feb 4

SNA3:41 pmSanta Ana J. Wayne/Orange Cnty

31h 44m

1 stop

LHR7:25 amLondon Heathrow

Feb 10

LHR2:30 pmLondon Heathrow

28h 55m

1 stop

SNA11:25 amSanta Ana J. Wayne/Orange Cnty

$631

Find similar

United Airlines

Jan 29

SNA3:34 pmSanta Ana J. Wayne/Orange Cnty

31h 56m

1 stop

LHR7:30 amLondon Heathrow

Feb 3

LHR2:30 pmLondon Heathrow

28h 55m

1 stop

SNA11:25 amSanta Ana J. Wayne/Orange Cnty

$636

Find similar

Air Canada flights from Santa Ana, California to London

Our best Air Canada deals on Santa Ana, California to London flight tickets

Air Canada

Mar 5

SNA12:25 pmSanta Ana J. Wayne/Orange Cnty

34h 45m

2 stops

LHR7:10 amLondon Heathrow

Mar 9

LHR2:30 pmLondon Heathrow

28h 52m

2 stops

SNA12:22 pmSanta Ana J. Wayne/Orange Cnty

$634

Find similar

Air Canada

Jan 29

SNA12:25 pmSanta Ana J. Wayne/Orange Cnty

34h 45m

2 stops

LHR7:10 amLondon Heathrow

Feb 1

LHR2:30 pmLondon Heathrow

28h 55m

1 stop

SNA11:25 amSanta Ana J. Wayne/Orange Cnty

$647

Find similar

Air Canada

Mar 12

SNA12:25 pmSanta Ana J. Wayne/Orange Cnty

35h 05m

2 stops

LHR6:30 amLondon Heathrow

Mar 24

LHR2:30 pmLondon Heathrow

27h 55m

1 stop

SNA11:25 amSanta Ana J. Wayne/Orange Cnty

$650

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

jue. 2/12

11:10 am-9:40 am

1 stop14h 30m

London Heathrow

jue. 2/19

11:35 am-8:49 pm

1 stop17h 14m

$605

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

dom. 1/25

10:00 am-7:25 am

1 stop13h 25m

London Heathrow

dom. 2/1

8:15 pm-8:42 pm

2 stops32h 27m

$608

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

mié. 2/4

12:25 pm-11:50 am

1 stop15h 25m

London Heathrow

mar. 2/10

6:35 am-11:25 am

2 stops36h 50m

$615

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

lun. 1/26

11:05 am-3:50 pm

2 stops20h 45m

London Heathrow

lun. 2/2

8:15 pm-5:28 pm

2 stops29h 13m

$616

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

mié. 2/4

12:25 pm-7:10 am

2 stops58h 45m

London Heathrow

mar. 2/10

6:35 am-11:25 am

2 stops36h 50m

$619

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

jue. 3/5

12:25 pm-11:50 am

1 stop15h 25m

London Heathrow

lun. 3/9

7:40 am-8:50 pm

2 stops20h 10m

$626

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

jue. 2/26

6:45 am-8:50 am

2 stops18h 05m

London City

jue. 3/5

7:50 am-8:23 pm

2 stops20h 33m

$719

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

mié. 2/25

10:58 am-2:05 pm

2 stops19h 07m

London City

mié. 3/4

7:15 pm-8:33 am

2 stops21h 18m

$720

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

dom. 3/29

7:45 am-9:30 am

2 stops17h 45m

London City

lun. 4/6

10:00 am-10:35 pm

2 stops20h 35m

$1,020

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

dom. 3/29

7:45 am-9:30 am

2 stops17h 45m

London City

lun. 4/6

9:20 am-10:12 pm

2 stops20h 52m

$1,030

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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 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 $748. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $840. 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 $762 when looking at flights departing at noon. Flights to London are more costly in the evening, with an average ticket price of $813. 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 18m
Direct flights	None

The fastest flight from Santa Ana, California to London takes 12h 18m

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 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?
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 55% of the total bookings. Other popular airlines include British Airways with 23% and Delta with 23%.

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 7.5 677 reviews	Search Virgin Atlantic flights
British Airways	PriceFrom $588	Free Cancellation	Rating 6.7 7,626 reviews	Search British Airways flights
Delta	PriceFrom $625	Free Cancellation	Rating 7.9 8,013 reviews	Search Delta flights
United Airlines	PriceFrom $702	Free Cancellation	Rating 7.4 9,124 reviews	Search United Airlines flights
American Airlines	PriceFrom $885	Free Cancellation	Rating 7.2 11,075 reviews	Search American Airlines flights

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Milton Keynes

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Luton

Slough

Guildford

Hayes

Dartford

Crawley

Brentwood

Watford

Wembley

Cobham

Folkestone

Romford

Richmond

Uxbridge

Chelmsford

Stansted

Why use momondo?

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

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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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Cheap flights from Santa Ana, California to London from $246

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 2/1. 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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United Airlines flights from Santa Ana, California to London

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

Air Canada flights from Santa Ana, California to London

Our best Air Canada deals on Santa Ana, California to London flight tickets

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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

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, United Airlines, and Air Canada 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

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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