What is the cheapest airline that flies from London to Orange County?

Alaska Airlines, Iberia, and British Airways are the most popular carriers operating from London to Orange County

Which airlines fly to Orange County?

Virgin Atlantic, British Airways and United Airlines are the top three most popular airlines that fly to Orange County from London according to our data. Virgin Atlantic is the first choice among our users, with 44% of people opting to fly with this airline when travelling to Orange County. Keep in mind that there are 3 different airlines that fly to Orange County on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from London to Orange County?

Prices for flights from London to Orange County are refreshed on a daily basis.

How many operators does momondo search for flights from London to Orange County?

As of September 2026, there are 3 operators available to choose from for flights from London to Orange County.

How old do you have to be to fly from London to Orange County?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Orange County.

What documentation or ID do you need to fly to Orange County?

The required travel and health documents for your Orange County trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Orange County. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£348 Cheap Flights from London to Orange County in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London to Orange County

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One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

08:40 - 12:18LHR London Heathrow-SNA Santa Ana J. Wayne/Orange Cnty

35h 38m2 stops Zurich Vancouver Intl

13:35 - 11:50SNA Santa Ana J. Wayne/Orange Cnty-LHR London Heathrow

15h 15m1 stop Vancouver Intl

£374Air Canada

Wed, 21 Oct - Thu, 29 Oct

06:35 - 20:45LHR London Heathrow-SNA Santa Ana J. Wayne/Orange Cnty

21h 10m2 stops Munich Franz Josef Strauss San Francisco

20:00 - 20:35SNA Santa Ana J. Wayne/Orange Cnty-LHR London Heathrow

16h 35m2 stops San Francisco Newark

£382United Airlines

Mon, 26 Oct - Mon, 2 Nov

07:40 - 17:33LHR London Heathrow-SNA Santa Ana J. Wayne/Orange Cnty

17h 53m2 stops Munich Franz Josef Strauss Denver Intl

13:09 - 09:40SNA Santa Ana J. Wayne/Orange Cnty-LHR London Heathrow

12h 31m1 stop Denver Intl

£382Lufthansa

Tue, 17 Nov - Tue, 24 Nov

06:35 - 22:00LHR London Heathrow-SNA Santa Ana J. Wayne/Orange Cnty

23h 25m2 stops Munich Franz Josef Strauss Denver Intl

11:10 - 09:40SNA Santa Ana J. Wayne/Orange Cnty-LHR London Heathrow

14h 30m1 stop Denver Intl

£382United Airlines

Thu, 5 Nov - Mon, 9 Nov

06:35 - 20:45LHR London Heathrow-SNA Santa Ana J. Wayne/Orange Cnty

21h 10m2 stops Munich Franz Josef Strauss San Francisco

16:05 - 09:40SNA Santa Ana J. Wayne/Orange Cnty-LHR London Heathrow

33h 35m1 stop Denver Intl

£382United Airlines

Mon, 26 Oct - Mon, 2 Nov

15:05 - 12:18LHR London Heathrow-SNA Santa Ana J. Wayne/Orange Cnty

29h 13m1 stop Vancouver Intl

13:35 - 11:50SNA Santa Ana J. Wayne/Orange Cnty-LHR London Heathrow

15h 15m1 stop Vancouver Intl

£385Air Canada

Wed, 21 Oct - Thu, 29 Oct

18:00 - 21:44LHR London Heathrow-LGB Long Beach Municipal

35h 44m2 stops Las Vegas Harry Reid Intl Salt Lake City

07:00 - 13:05LGB Long Beach Municipal-LHR London Heathrow

22h 05m2 stops Salt Lake City Minneapolis St Paul

£403Virgin Atlantic

Fri, 9 Oct - Thu, 15 Oct

20:05 - 21:38LHR London Heathrow-LGB Long Beach Municipal

33h 33m2 stops New York John F Kennedy Intl Salt Lake City

13:04 - 10:00LGB Long Beach Municipal-LHR London Heathrow

12h 56m1 stop Salt Lake City

£403Virgin Atlantic

Mon, 21 Sep - Mon, 28 Sep

14:45 - 22:38LHR London Heathrow-SNA Santa Ana J. Wayne/Orange Cnty

15h 53m1 stop Dallas/Fort Worth

19:25 - 13:35SNA Santa Ana J. Wayne/Orange Cnty-LHR London Heathrow

34h 10m1 stop Phoenix Sky Harbor Intl

£524British Airways

Tue, 1 Dec - Sat, 19 Dec

08:20 - 15:47LHR London Heathrow-SNA Santa Ana J. Wayne/Orange Cnty

15h 27m1 stop Dallas/Fort Worth

16:33 - 13:35SNA Santa Ana J. Wayne/Orange Cnty-LHR London Heathrow

13h 02m1 stop Phoenix Sky Harbor Intl

£533British Airways

Tue, 15 Dec - Sun, 10 Jan

Cheap last-minute flights

Enter your travel dates to find the best prices.

11:25 - 17:23LHR London Heathrow-SNA Santa Ana J. Wayne/Orange Cnty

13h 58m1 stop Denver Intl

09:42 - 07:25SNA Santa Ana J. Wayne/Orange Cnty-LHR London Heathrow

13h 43m1 stop San Francisco

£406United Airlines

Thu, 17 Sep - Thu, 8 Oct

14:10 - 22:25LHR London Heathrow-SNA Santa Ana J. Wayne/Orange Cnty

16h 15m1 stop Chicago O'Hare Intl

09:42 - 07:25SNA Santa Ana J. Wayne/Orange Cnty-LHR London Heathrow

13h 43m1 stop San Francisco

£407United Airlines

Thu, 17 Sep - Fri, 9 Oct

11:25 - 17:23LHR London Heathrow-SNA Santa Ana J. Wayne/Orange Cnty

13h 58m1 stop Denver Intl

09:42 - 07:25SNA Santa Ana J. Wayne/Orange Cnty-LHR London Heathrow

13h 43m1 stop San Francisco

£407United Airlines

Thu, 17 Sep - Thu, 8 Oct

17:25 - 21:43LHR London Heathrow-LGB Long Beach Municipal

60h 18m2 stops Las Vegas Harry Reid Intl Salt Lake City

07:00 - 11:20LGB Long Beach Municipal-LHR London Heathrow

20h 20m2 stops Salt Lake City Seattle/Tacoma Intl

£411Virgin Atlantic

Thu, 17 Sep - Wed, 30 Sep

10:55 - 21:38LHR London Heathrow-LGB Long Beach Municipal

18h 43m1 stop Salt Lake City

13:04 - 15:35LGB Long Beach Municipal-LHR London Heathrow

18h 31m2 stops Salt Lake City Seattle/Tacoma Intl

£414Virgin Atlantic

Thu, 17 Sep - Wed, 30 Sep

17:45 - 21:43LHR London Heathrow-LGB Long Beach Municipal

59h 58m2 stops Seattle/Tacoma Intl Salt Lake City

13:04 - 15:35LGB Long Beach Municipal-LHR London Heathrow

18h 31m2 stops Salt Lake City Seattle/Tacoma Intl

£415Virgin Atlantic

Thu, 17 Sep - Wed, 30 Sep

20:05 - 12:02LHR London Heathrow-LGB Long Beach Municipal

23h 57m2 stops New York John F Kennedy Intl Salt Lake City

07:00 - 11:20LGB Long Beach Municipal-LHR London Heathrow

20h 20m2 stops Salt Lake City Atlanta Hartsfield-Jackson

£424Delta

Thu, 17 Sep - Mon, 21 Sep

20:05 - 12:02LHR London Heathrow-LGB Long Beach Municipal

23h 57m2 stops New York John F Kennedy Intl Salt Lake City

07:00 - 10:00LGB Long Beach Municipal-LHR London Heathrow

19h 00m1 stop Salt Lake City

£424Delta

Thu, 17 Sep - Mon, 21 Sep

14:45 - 22:19LHR London Heathrow-SNA Santa Ana J. Wayne/Orange Cnty

15h 34m1 stop Dallas/Fort Worth

10:35 - 14:25SNA Santa Ana J. Wayne/Orange Cnty-LHR London Heathrow

19h 50m1 stop Dallas/Fort Worth

£482British Airways

Thu, 17 Sep - Wed, 30 Sep

10:05 - 15:32LHR London Heathrow-SNA Santa Ana J. Wayne/Orange Cnty

13h 27m1 stop Phoenix Sky Harbor Intl

13:22 - 10:30SNA Santa Ana J. Wayne/Orange Cnty-LHR London Heathrow

13h 08m1 stop Phoenix Sky Harbor Intl

£507British Airways

Thu, 17 Sep - Wed, 30 Sep

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Delta flights from London to Orange County

Our best Delta deals on London to Orange County flight tickets

Delta

2 Oct

LHR08:40London Heathrow

19h 43m

2 stops

SNA20:23Santa Ana J. Wayne/Orange Cnty

12 Oct

SNA07:00Santa Ana J. Wayne/Orange Cnty

19h 00m

1 stop

LHR10:00London Heathrow

£410

Delta

21 Oct

LHR10:55London Heathrow

33h 14m

1 stop

LGB12:09Long Beach Municipal

28 Oct

LGB07:00Long Beach Municipal

20h 00m

1 stop

LHR10:00London Heathrow

£423

Delta

17 Sept

LHR20:05London Heathrow

23h 57m

2 stops

LGB12:02Long Beach Municipal

21 Sept

LGB07:00Long Beach Municipal

19h 00m

1 stop

LHR10:00London Heathrow

£424

Air Canada flights from London to Orange County

Our best Air Canada deals on London to Orange County flight tickets

Air Canada

21 Oct

LHR08:40London Heathrow

35h 38m

2 stops

SNA12:18Santa Ana J. Wayne/Orange Cnty

29 Oct

SNA13:35Santa Ana J. Wayne/Orange Cnty

15h 15m

1 stop

LHR11:50London Heathrow

£374

Air Canada

21 Oct

LHR15:05London Heathrow

29h 13m

1 stop

SNA12:18Santa Ana J. Wayne/Orange Cnty

29 Oct

SNA13:35Santa Ana J. Wayne/Orange Cnty

15h 15m

1 stop

LHR11:50London Heathrow

£385

Air Canada

31 Oct

LHR13:00London Heathrow

32h 30m

2 stops

SNA14:30Santa Ana J. Wayne/Orange Cnty

12 Nov

SNA14:20Santa Ana J. Wayne/Orange Cnty

32h 50m

2 stops

LHR07:10London Heathrow

£390

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSanta Ana

LHR London Heathrow - SNA Santa Ana J. Wayne/Orange Cnty

LHRSNA

London Heathrow

Wed 21/10

08:40-12:18

2 stops35h 38m

Santa Ana J. Wayne/Orange Cnty

Thu 29/10

13:35-11:50

1 stop15h 15m

£374

LondonSanta Ana

LHR London Heathrow - SNA Santa Ana J. Wayne/Orange Cnty

LHRSNA

London Heathrow

Mon 26/10

06:35-20:45

2 stops21h 10m

Santa Ana J. Wayne/Orange Cnty

Mon 2/11

20:00-20:35

2 stops16h 35m

£382

LondonSanta Ana

LHR London Heathrow - SNA Santa Ana J. Wayne/Orange Cnty

LHRSNA

London Heathrow

Tue 17/11

07:40-17:33

2 stops17h 53m

Santa Ana J. Wayne/Orange Cnty

Tue 24/11

13:09-09:40

1 stop12h 31m

£382

LondonSanta Ana

LHR London Heathrow - SNA Santa Ana J. Wayne/Orange Cnty

LHRSNA

London Heathrow

Thu 5/11

06:35-22:00

2 stops23h 25m

Santa Ana J. Wayne/Orange Cnty

Mon 9/11

11:10-09:40

1 stop14h 30m

£382

LondonSanta Ana

LHR London Heathrow - SNA Santa Ana J. Wayne/Orange Cnty

LHRSNA

London Heathrow

Mon 26/10

06:35-20:45

2 stops21h 10m

Santa Ana J. Wayne/Orange Cnty

Mon 2/11

16:05-09:40

1 stop33h 35m

£382

LondonSanta Ana

LHR London Heathrow - SNA Santa Ana J. Wayne/Orange Cnty

LHRSNA

London Heathrow

Wed 21/10

15:05-12:18

1 stop29h 13m

Santa Ana J. Wayne/Orange Cnty

Thu 29/10

13:35-11:50

1 stop15h 15m

£385

LondonLong Beach

LHR London Heathrow - LGB Long Beach Municipal

LHRLGB

London Heathrow

Fri 9/10

18:00-21:44

2 stops35h 44m

Long Beach Municipal

Thu 15/10

07:00-13:05

2 stops22h 05m

£403

LondonLong Beach

LHR London Heathrow - LGB Long Beach Municipal

LHRLGB

London Heathrow

Mon 21/9

20:05-21:38

2 stops33h 33m

Long Beach Municipal

Mon 28/9

13:04-10:00

1 stop12h 56m

£403

LondonSanta Ana

LHR London Heathrow - SNA Santa Ana J. Wayne/Orange Cnty

LHRSNA

London Heathrow

Tue 1/12

14:45-22:38

1 stop15h 53m

Santa Ana J. Wayne/Orange Cnty

Sat 19/12

19:25-13:35

1 stop34h 10m

£524

Fastest return journey

LondonSanta Ana

LHR London Heathrow - SNA Santa Ana J. Wayne/Orange Cnty

LHRSNA

London Heathrow

Tue 15/12

08:20-15:47

1 stop15h 27m

Santa Ana J. Wayne/Orange Cnty

Sun 10/1

16:33-13:35

1 stop13h 02m

£533

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London to Orange County

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

What is the cheapest month to fly to Orange County?

The month of February is, on average, the cheapest month to fly to Orange County from London, with most prices found around £386. If you don’t want to visit Orange County in February, then you should wait until March to fly from London, when ticket prices are also cheap, with an average price of £414.

What is the cheapest day to depart on your flight to Orange County?

According to our data, Thursday is the cheapest day to fly to Orange County from London. The lowest ticket price found for a Thursday departure recently was £518. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Orange County on Sunday is £581.

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

The cheapest time of day to fly to Orange County is in the morning when flights can be purchased for as low as £520. In the afternoon is when there is more demand to fly to Orange County, so prices are often more expensive at around £560 per ticket.

How far in advance should I book a flight from London to Orange County?

You are more likely to see cheaper flights to Orange County from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Orange County for around £505 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Orange County from London for as low as £464 on momondo.

Can stopping save me money on London to Orange County flights?

No. A direct flight is the cheapest option for a flight between London to Orange County.

Cheap London to Orange County flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Orange County

Best price found	£348
Fastest flight time	13h 50m
Direct flights	None

The best one-way flight to Orange County from London in the past 72 hours is £348. The best return flight deal from London to Orange County found on momondo in the last 72 hours is £374.

The fastest flight from London to Orange County takes 13h 50m

There are no direct flights from London to Orange County. There are no popular flight routes from London to Orange County.

Search flight deals

Frequently asked questions about flying from London to Orange County

When did momondo last update prices for flights from London to Orange County?
Prices for flights from London to Orange County are refreshed on a daily basis.
How many operators does momondo search for flights from London to Orange County?
As of September 2026, there are 3 operators available to choose from for flights from London to Orange County.
How old do you have to be to fly from London to Orange County?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Orange County.
What documentation or ID do you need to fly to Orange County?
The required travel and health documents for your Orange County trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Orange County. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from London to Orange County?
Based on momondo bookings for flights between London and Orange County, the leading plane model is Boeing 787-9 Dreamliner, making up 21.05% of the total bookings. Other popular models include Boeing 777 with 13.69%, Airbus A350-1000 with 11.50%, and Boeing 787-8 Dreamliner with 8.17%.

Best airlines flying from London to Orange County

Compare and see reviews for airlines that fly from London to Orange County with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom £302	Free Cancellation	Rating 7.4 10,208 reviews	Search United Airlines flights
Virgin Atlantic	PriceFrom £337	Free Cancellation	Rating 7.4 694 reviews	Search Virgin Atlantic flights
British Airways	PriceFrom £379	Free Cancellation	Rating 6.7 8,214 reviews	Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Orange County?

It is quick and easy to find London to Orange County 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 Orange County that suits you.

Can I find flights from London to Orange County with flexible booking policies on momondo?

Yes. All flights to Orange County from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Orange County?

Once all potential London to Orange County flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of London to Orange County flights. All you need is a valid email address and we will do the rest; it is that quick and easy.