How long is the flight from London to Orange County?

A quick flight from London to Orange County can take about 18h 15m. United Airlines provides one of the quickest options available for as low as £385. Airlines will cover a distance of 5437 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in Orange County ranges from 0.0 - 78.0 inches per month. February is typically the wettest month, when rainfall can reach 78.0 mm. July is typically the driest time to visit Orange County when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Orange County, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 13.0 C).

What are the most popular routes from London to Orange County?

While some choose either London Heathrow - Santa Ana J. Wayne/Orange Cnty or London Gatwick - Santa Ana J. Wayne/Orange Cnty, London Heathrow - Long Beach Municipal is the most popular route from London to Orange County.

What are the most popular airlines that fly from London to Orange County?

Virgin Atlantic, British Airways and United Airlines are the most popular airlines when flying from London to Orange County.

What is the cheapest time of day to fly from LON to KFI?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to Orange County as you normally would.

Can I find deals for flights from London to Orange County that include hotel bookings?

Yes. In addition to deals on London to Orange County flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from London to Orange County?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Orange County.

Can I find deals for business class flights from London to Orange County?

Yes. Cheapflights offers flight deals from London to Orange County by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£345+ Cheap Flights from London to Orange County

Cheap flight deals from London to Orange County

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from London to Orange County
Explore the most affordable flight options available from London to Orange County. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Thu 15/1015:00 -

1 stop29h 18m

Wed 28/1013:35 -

1 stop15h 15m

Deal found 18/9£374

Wed 14/1008:40 -

2 stops20h 11m

Wed 21/1018:22 -

2 stops32h 18m

Deal found 16/9£379

Thu 19/1113:30 -

2 stops30h 37m

Sat 28/1106:50 -

1 stop18h 50m

Deal found 18/9£383

Thu 15/1007:25 -

2 stops34h 04m

Thu 22/1016:15 -

1 stop12h 10m

Deal found 17/9£384

Sat 31/1009:30 -

2 stops18h 49m

Sat 9/111:30 -

1 stop14h 10m

Deal found 17/9£384

Tue 27/1009:30 -

2 stops18h 15m

Tue 3/1111:10 -

1 stop14h 30m

Deal found 16/9£385

Fri 13/1109:30 -

2 stops19h 49m

Sat 5/1208:55 -

1 stop16h 45m

Deal found 15/9£386

Thu 29/1007:30 -

2 stops17h 03m

Thu 5/1106:50 -

1 stop18h 50m

Deal found 14/9£387

Fri 13/1114:30 -

1 stop31h 00m

Sun 6/1213:35 -

1 stop14h 15m

Deal found 15/9£387

Fri 13/1114:30 -

1 stop31h 00m

Sat 5/1213:35 -

1 stop14h 15m

Deal found 14/9£388

Tue 27/1009:30 -

2 stops18h 15m

Wed 4/1113:09 -

2 stops15h 41m

Deal found 16/9£389

Thu 15/1015:00 -

1 stop29h 18m

Thu 22/1013:15 -

2 stops33h 15m

Deal found 17/9£390

Best flights from London to Orange County
Discover carefully curated flight deals from London to Orange County that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Thu 5/1106:35 -

2 stops23h 25m

Mon 9/1111:10 -

1 stop14h 30m

Deal found 16/9£384

Wed 28/1009:30 -

2 stops18h 15m

Wed 4/1118:28 -

1 stop32h 47m

Deal found 16/9£385

Fri 2/1015:15 -

2 stops38h 28m

Tue 6/1007:00 -

1 stop43h 00m

Deal found 18/9£423

Mon 2/1120:10 -

2 stops28h 00m

Mon 9/1116:57 -

2 stops19h 13m

Deal found 18/9£423

Mon 2/1114:45 -

1 stop31h 22m

Sun 15/1107:00 -

1 stop21h 20m

Deal found 16/9£446

Thu 15/1009:15 -

2 stops19h 36m

Wed 28/1015:17 -

2 stops34h 23m

Deal found 18/9£586

Thu 15/1007:25 -

2 stops34h 04m

Thu 22/1016:15 -

1 stop12h 10m

Deal found 17/9£384

Thu 15/1011:25 -

1 stop14h 06m

Wed 28/1013:09 -

2 stops15h 51m

Deal found 18/9£406

Fri 30/1006:35 -

2 stops21h 10m

Fri 6/1114:22 -

1 stop13h 38m

Deal found 15/9£385

Sat 31/1010:45 -

1 stop17h 59m

Sat 7/1107:00 -

1 stop19h 00m

Deal found 16/9£426

Tue 13/1015:40 -

2 stops38h 26m

Tue 8/1210:45 -

2 stops16h 10m

Deal found 14/9£876

Fri 9/1017:00 -

1 stop29h 10m

Mon 12/1007:02 -

1 stop24h 03m

Deal found 18/9£448

Thu 15/1011:30 -

2 stops40h 46m

Wed 28/1010:42 -

2 stops41h 08m

Deal found 18/9£907

Sat 31/1009:30 -

2 stops18h 15m

Sat 9/111:30 -

1 stop14h 10m

Deal found 14/9£387

Mon 18/109:20 -

2 stops19h 17m

Wed 3/208:00 -

2 stops16h 10m

Deal found 14/9£953

Mon 18/110:00 -

2 stops20h 24m

Wed 3/206:45 -

2 stops18h 15m

Deal found 17/9£434

Tue 29/906:45 -

2 stops21h 27m

Thu 1/1011:34 -

2 stops39h 16m

Deal found 15/9£977

Thu 29/1014:45 -

1 stop30h 25m

Sat 14/1107:00 -

1 stop21h 20m

Deal found 18/9£450

Sun 11/1013:40 -

1 stop16h 11m

Mon 7/1208:15 -

1 stop15h 25m

Deal found 18/9£406

Tue 20/1017:00 -

1 stop29h 10m

Sun 25/1007:02 -

1 stop22h 18m

Deal found 14/9£458

Sun 11/1013:40 -

1 stop16h 11m

Tue 8/1211:34 -

1 stop14h 41m

Deal found 18/9£406

Wed 14/1009:25 -

2 stops19h 26m

Wed 21/1015:06 -

2 stops33h 19m

Deal found 16/9£609

Mon 12/1013:40 -

1 stop16h 11m

Sat 12/1211:34 -

1 stop14h 41m

Deal found 18/9£406

Fri 13/1118:40 -

2 stops34h 05m

Sat 5/1213:13 -

2 stops20h 37m

Deal found 15/9£610

Tue 10/1110:25 -

1 stop16h 36m

Tue 17/1114:22 -

1 stop13h 38m

Deal found 16/9£409

Thu 15/1009:15 -

2 stops19h 36m

Thu 22/1015:06 -

2 stops18h 24m

Deal found 17/9£624

Sat 7/1114:45 -

1 stop31h 22m

Wed 11/1107:00 -

1 stop21h 20m

Deal found 14/9£600

Fri 13/1117:45 -

2 stops35h 00m

Sat 5/1213:13 -

2 stops20h 12m

Deal found 15/9£626

Sat 3/1017:00 -

1 stop29h 10m

Sat 10/1015:10 -

1 stop15h 55m

Deal found 18/9£606

Sat 10/1009:00 -

2 stops19h 51m

Thu 22/1015:06 -

2 stops36h 34m

Deal found 15/9£626

Find flight deals from London to Orange County

Round-trip from	£374
One-way from	£345
Popular in	December
Cheapest in	February
Average price	£462

Air Canada
15/10-28/10
2 total stops
44h 33m total
London to Orange County

Search Deals

British Airways
31/1-31/12
2 total stops
36h 35m total
London to Orange County

Search Deals

Highest demand for flights based on searches. 1% potential increase in price (£6 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£5 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to Orange County that are best for you.

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 17/2

14:45-21:26

1 stop14h 41m

Santa Ana J. Wayne/Orange Cnty

Wed 31/12

00:00-09:00

Nonstop0h 00m

£359

Fastest return journey

LondonLong Beach

LHR London Heathrow - LGB Long Beach Municipal

LHRLGB

London Heathrow

Thu 18/2

14:45-20:59

1 stop14h 14m

Long Beach Municipal

Wed 31/12

00:00-09:00

Nonstop0h 00m

£359

LondonLong Beach

LHR London Heathrow - LGB Long Beach Municipal

LHRLGB

London Heathrow

Tue 16/2

14:45-20:59

1 stop14h 14m

Long Beach Municipal

Wed 31/12

00:00-09:00

Nonstop0h 00m

£359

LondonLong Beach

LHR London Heathrow - LGB Long Beach Municipal

LHRLGB

London Heathrow

Fri 19/2

14:45-20:59

1 stop14h 14m

Long Beach Municipal

Wed 31/12

00:00-09:00

Nonstop0h 00m

£359

LondonSanta Ana

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

LHRSNA

London Heathrow

Sat 30/1

14:45-15:08

1 stop32h 23m

Santa Ana J. Wayne/Orange Cnty

Wed 31/12

00:00-09:00

Nonstop0h 00m

£362

LondonSanta Ana

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

LHRSNA

London Heathrow

Sat 14/11

14:45-09:58

1 stop27h 13m

Santa Ana J. Wayne/Orange Cnty

Wed 31/12

00:00-09:00

Nonstop0h 00m

£362

LondonSanta Ana

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

LHRSNA

London Heathrow

Tue 10/11

14:45-09:58

1 stop27h 13m

Santa Ana J. Wayne/Orange Cnty

Wed 31/12

00:00-09:00

Nonstop0h 00m

£362

LondonLong Beach

LHR London Heathrow - LGB Long Beach Municipal

LHRLGB

London Heathrow

Sun 15/11

14:45-14:07

1 stop31h 22m

Long Beach Municipal

Wed 31/12

00:00-09:00

Nonstop0h 00m

£362

LondonSanta Ana

LGW London Gatwick - SNA Santa Ana J. Wayne/Orange Cnty

LGWSNA

London Gatwick

Wed 17/2

19:40-15:47

2 stops28h 07m

Santa Ana J. Wayne/Orange Cnty

Wed 31/12

00:00-09:00

Nonstop0h 00m

£369

LondonSanta Ana

LGW London Gatwick - SNA Santa Ana J. Wayne/Orange Cnty

LGWSNA

London Gatwick

Sat 30/1

11:45-08:27

2 stops28h 42m

Santa Ana J. Wayne/Orange Cnty

Wed 31/12

00:00-09:00

Nonstop0h 00m

£369

Flights are sorted by cheapest return flights first.

Deals found on 18/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from London to Orange County

Have a flexible travel schedule? Discover the best time to fly to Orange County from London with our price prediction graph.

LHR-SNA

LHR-LGB

LCY-SNA

LGW-SNA

STN-SNA

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to Orange County

LON-zzKFI

LHR-SNA

LHR-LGB

LCY-SNA

LGW-SNA

What is the cheapest month to book a flight from London to Orange County?

Currently, February is the cheapest month in which you can book a flight from London to Orange County (average of £399). Flying from London to Orange County in June is currently the most expensive (average of £644). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Orange County

Read reviews from past customers who have flown with United Airlines,Virgin Atlantic, andAmerican Airlines from London to Orange County. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

10,227 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.

United Airlines

7.4

Good

10,227 reviews

United Airlines

7.4

Good

10,227 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.

Virgin Atlantic

7.4

Good

694 reviews

United Airlines

7.4

Good

10,227 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.

American Airlines

7.1

Good

12,078 reviews

United Airlines

7.4

Good

10,227 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.

Lufthansa

6.8

Okay

8,235 reviews

United Airlines

7.4

Good

10,227 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.

British Airways

6.7

Okay

8,228 reviews

United Airlines

7.4

Good

10,227 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.

Related info for your journey

How long is the flight from London to Orange County?
A quick flight from London to Orange County can take about 18h 15m. United Airlines provides one of the quickest options available for as low as £385. Airlines will cover a distance of 5437 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the most popular routes from London to Orange County?
While some choose either London Heathrow - Santa Ana J. Wayne/Orange Cnty or London Gatwick - Santa Ana J. Wayne/Orange Cnty, London Heathrow - Long Beach Municipal is the most popular route from London to Orange County.
Can I find deals for flights from London to Orange County that include hotel bookings?
Yes. In addition to deals on London to Orange County flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Orange County?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Orange County.
Can I find deals for business class flights from London to Orange County?
Yes. Cheapflights offers flight deals from London to Orange County by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London to Orange County?
Currently, February is the cheapest month in which you can book a flight from London to Orange County (average of £399). Flying from London to Orange County in June is currently the most expensive (average of £644). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip

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Alternative routes for London to Orange County

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Manchester to San Diego flights

London City to Ontario flights

Gatwick to Santa Ana flights

Southend to San Francisco flights

Top 3 airlines flying from London to Orange County

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest£305	Average£467	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Virgin Atlantic	Cheapest£340	Average£457	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
British Airways	Cheapest£383	Average£569	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

How does Cheapflights help users find flights from London to Orange County?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Orange County from London today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from London to Orange County?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Orange County from London.

Can Cheapflights find flights from London to Orange County with no change fees?

Yes! Cheapflights helps users easily find flights from London to Orange County with no change fees.

Can Cheapflights notify me if prices for flights from London to Orange County become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Orange County from London today and book when prices fit your budget.

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Cheap flights from London to Orange County from £345

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 31/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Orange County

Cheapest flights from London to Orange CountyExplore the most affordable flight options available from London to Orange County. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Explore the most affordable flight options available from London to Orange County. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Best flights from London to Orange CountyDiscover carefully curated flight deals from London to Orange County that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Discover carefully curated flight deals from London to Orange County that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Last-minute flights from London to Orange CountyDiscover last-minute flight deals from London to Orange County. Data last updated 18 September 2026 and is based on user searches.

Discover last-minute flight deals from London to Orange County. Data last updated 18 September 2026 and is based on user searches.

One-way flights from London to Orange CountySearch for one-way flight options from London to Orange County. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Search for one-way flight options from London to Orange County. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Find flight deals from London to Orange County

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to Orange County that are best for you.

Best time to book a flight from London to Orange County

Have a flexible travel schedule? Discover the best time to fly to Orange County from London with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from London to Orange County?

Reviews of airlines servicing Orange County

Read reviews from past customers who have flown with United Airlines,Virgin Atlantic, andAmerican Airlines from London to Orange County. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from London to Orange County?

What are the most popular routes from London to Orange County?

Can I find deals for flights from London to Orange County that include hotel bookings?

How can I find direct flights from London to Orange County?

Can I find deals for business class flights from London to Orange County?

What is the cheapest month to book a flight from London to Orange County?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to Orange County

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Orange County by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from London to Orange County by cabin class

Find flights from London to Orange County, based on your preferred cabin class, be it economy, premium economy, business, or first class.

London and Orange County flights

Browse other London and Orange County flight options. Last updated on 18 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

London to Orange County flights

Consider these flights travelling from London to Orange County.

Top 3 airlines flying from London to Orange County

Fly with Cheapflights

How does Cheapflights help users find flights from London to Orange County?

Why should you use Cheapflights to find cheap flight tickets from London to Orange County?

Can Cheapflights find flights from London to Orange County with no change fees?

Can Cheapflights notify me if prices for flights from London to Orange County become cheaper?

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Travel Smart

Cheapest flights from London to Orange County
Explore the most affordable flight options available from London to Orange County. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Best flights from London to Orange County
Discover carefully curated flight deals from London to Orange County that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Last-minute flights from London to Orange County
Discover last-minute flight deals from London to Orange County. Data last updated 18 September 2026 and is based on user searches.

One-way flights from London to Orange County
Search for one-way flight options from London to Orange County. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.