How long is the flight from London Heathrow Airport to Orange County?

Airlines like United Airlines, Lufthansa, and Virgin Atlantic fly from London Heathrow Airport to Orange County in about 18h 15m. The time it takes to get you to your destination can typically vary by up to 17h 29m. London Heathrow Airport and Orange County are separated by 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 airlines that fly from London Heathrow Airport to Orange County?

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

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

When flying from London Heathrow Airport to Orange County, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Heathrow 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.

£353+ Cheap Flights from London Heathrow Airport to Orange County

Cheap flight deals from Heathrow to Orange County

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Heathrow to Orange County
Explore the most affordable flight options available from Heathrow to Orange County. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 September 2026.

Thu 15/1006:00 -

2 stops38h 18m

Mon 19/1013:15 -

2 stops36h 45m

Deal found 12/9£376

Mon 26/1006:35 -

2 stops21h 10m

Mon 2/1116:05 -

1 stop33h 35m

Deal found 11/9£381

Sat 24/1007:30 -

2 stops19h 02m

Sat 31/1012:08 -

2 stops34h 47m

Deal found 9/9£382

Fri 13/1107:30 -

2 stops18h 03m

Wed 18/1106:45 -

2 stops15h 55m

Deal found 10/9£383

Sat 10/1014:05 -

2 stops30h 13m

Sat 17/1013:15 -

1 stop16h 05m

Deal found 12/9£387

Sat 31/1006:35 -

2 stops21h 10m

Thu 12/1108:05 -

1 stop18h 10m

Deal found 12/9£389

Sat 31/1008:30 -

2 stops19h 49m

Thu 12/1112:08 -

1 stop14h 07m

Deal found 11/9£390

Tue 20/1017:40 -

2 stops26h 38m

Sat 7/1114:20 -

2 stops32h 50m

Deal found 12/9£392

Sat 21/1120:10 -

2 stops33h 31m

Sat 5/1207:00 -

2 stops20h 40m

Deal found 13/9£396

Fri 2/1014:05 -

2 stops31h 09m

Mon 12/1011:29 -

1 stop16h 56m

Deal found 9/9£398

Fri 13/1113:45 -

1 stop36h 59m

Wed 18/1106:45 -

1 stop15h 10m

Deal found 10/9£398

Sat 19/911:15 -

2 stops18h 28m

Fri 2/1013:04 -

2 stops39h 01m

Deal found 12/9£399

Best flights from Heathrow to Orange County
Discover carefully curated flight deals from Heathrow to Orange County that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 September 2026.

Thu 5/1106:35 -

2 stops23h 25m

Mon 9/1111:10 -

1 stop14h 30m

Deal found 8/9£381

Thu 29/1009:30 -

2 stops18h 15m

Wed 11/1118:28 -

1 stop28h 57m

Deal found 13/9£382

Fri 9/1018:00 -

2 stops35h 44m

Thu 15/1007:00 -

2 stops22h 05m

Deal found 11/9£403

Thu 28/114:45 -

1 stop31h 11m

Mon 1/207:00 -

1 stop21h 20m

Deal found 10/9£428

Fri 23/1006:15 -

2 stops23h 29m

Fri 30/1007:00 -

1 stop20h 00m

Deal found 8/9£448

Tue 27/1009:30 -

2 stops18h 15m

Tue 3/1108:46 -

1 stop16h 54m

Deal found 12/9£382

Sat 23/107:40 -

2 stops17h 51m

Sat 30/111:30 -

2 stops16h 30m

Deal found 13/9£388

Sat 31/1006:35 -

2 stops21h 10m

Thu 12/1108:05 -

1 stop18h 10m

Deal found 12/9£389

Wed 21/1011:25 -

1 stop17h 19m

Thu 29/1009:36 -

1 stop14h 49m

Deal found 12/9£405

Wed 7/1017:00 -

1 stop29h 10m

Wed 14/1015:10 -

1 stop15h 55m

Deal found 8/9£447

Mon 12/1013:40 -

1 stop16h 11m

Wed 21/1021:00 -

1 stop15h 40m

Deal found 11/9£406

Thu 22/1017:00 -

1 stop35h 59m

Sat 31/1007:02 -

1 stop22h 18m

Deal found 8/9£447

Sat 24/1011:25 -

1 stop14h 06m

Sat 31/1012:08 -

1 stop36h 42m

Deal found 9/9£406

Wed 7/1017:00 -

1 stop29h 10m

Fri 15/107:00 -

1 stop21h 20m

Deal found 11/9£447

Tue 24/1113:45 -

1 stop15h 00m

Wed 9/1213:00 -

1 stop12h 40m

Deal found 11/9£406

Tue 10/1114:45 -

1 stop31h 22m

Wed 18/1107:00 -

1 stop21h 20m

Deal found 11/9£447

Wed 14/1017:00 -

1 stop29h 10m

Sat 24/1007:02 -

1 stop22h 18m

Deal found 11/9£457

Tue 9/314:45 -

1 stop14h 14m

Tue 30/307:02 -

1 stop24h 03m

Deal found 8/9£458

Tue 3/1114:45 -

1 stop31h 22m

Tue 17/1107:00 -

1 stop21h 20m

Deal found 8/9£463

Find flight deals from Heathrow to Orange County

Round-trip from	£376
One-way from	£353
Popular in	December
Cheapest in	February
Average price	£457

Air Canada
15/10-19/10
4 total stops
75h 03m total
London to Orange County

Search Deals

American Airlines
9/11-31/12
2 total stops
22h 09m 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 Heathrow Airport 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

Fri 8/1

14:45-13:34

1 stop30h 49m

Santa Ana J. Wayne/Orange Cnty

Wed 31/12

00:00-09:00

Nonstop0h 00m

£358

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

£381

LondonSanta Ana

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

LHRSNA

London Heathrow

Thu 29/10

09:30-20:45

2 stops18h 15m

Santa Ana J. Wayne/Orange Cnty

Wed 11/11

18:28-07:25

1 stop28h 57m

£382

LondonSanta Ana

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

LHRSNA

London Heathrow

Tue 27/10

09:30-20:45

2 stops18h 15m

Santa Ana J. Wayne/Orange Cnty

Tue 3/11

08:46-09:40

1 stop16h 54m

£382

LondonSanta Ana

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

LHRSNA

London Heathrow

Thu 26/11

19:20-12:34

2 stops25h 14m

Santa Ana J. Wayne/Orange Cnty

Wed 31/12

00:00-09:00

Nonstop0h 00m

£385

LondonSanta Ana

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

LHRSNA

London Heathrow

Sat 23/1

07:40-17:31

2 stops17h 51m

Santa Ana J. Wayne/Orange Cnty

Sat 30/1

11:30-12:00

2 stops16h 30m

£388

LondonSanta Ana

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

LHRSNA

London Heathrow

Sat 31/10

06:35-20:45

2 stops21h 10m

Santa Ana J. Wayne/Orange Cnty

Thu 12/11

08:05-10:15

1 stop18h 10m

£389

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

LondonSanta Ana

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

LHRSNA

London Heathrow

Wed 21/10

11:25-20:44

1 stop17h 19m

Santa Ana J. Wayne/Orange Cnty

Thu 29/10

09:36-07:25

1 stop14h 49m

£405

LondonSanta Ana

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

LHRSNA

London Heathrow

Mon 12/10

13:40-21:51

1 stop16h 11m

Santa Ana J. Wayne/Orange Cnty

Wed 21/10

21:00-20:40

1 stop15h 40m

£406

Flights are sorted by cheapest return flights first.

Deals found on 8/9

Showing 1-10 of 38 resultsSorted by cheapest first

Best time to book a flight from Heathrow to Orange County

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

LHR-SNA

LHR-LGB

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 Heathrow Airport to Orange County

LHR-zzKFI

LHR-SNA

LHR-LGB

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

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Orange County (average of £386). Flying from London Heathrow Airport to Orange County in June is currently the most expensive (average of £812). 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, andBritish Airways from London Heathrow Airport 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

10,213 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

10,213 reviews

United Airlines

7.4

Good

10,213 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

10,213 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

8,220 reviews

United Airlines

7.4

Good

10,213 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 Heathrow Airport to Orange County?
Airlines like United Airlines, Lufthansa, and Virgin Atlantic fly from London Heathrow Airport to Orange County in about 18h 15m. The time it takes to get you to your destination can typically vary by up to 17h 29m. London Heathrow Airport and Orange County are separated by a distance of 5437 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
Can I find deals for flights from Heathrow to Orange County that include hotel bookings?
Yes. In addition to deals on Heathrow to Orange County flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Orange County?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Orange County.
Can I find deals for business class flights from Heathrow to Orange County?
Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow Airport to Orange County?
Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Orange County (average of £386). Flying from London Heathrow Airport to Orange County in June is currently the most expensive (average of £812). 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 Heathrow to Orange County

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Southend to Las Vegas flights

Heathrow to San Luis Obispo flights

Top 3 airlines flying from Heathrow to Orange County

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest£302	Average£461	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Virgin Atlantic	Cheapest£336	Average£451	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
British Airways	Cheapest£378	Average£562	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

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How does Cheapflights help users find flights from Heathrow 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 Heathrow today with Cheapflights!

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

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Orange County for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Orange County, users can toggle the no change fees filter when performing a flight search.

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

Of course! You can now track prices for flights from Heathrow to Orange County and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from London Heathrow Airport to Orange County from £353

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Orange County

Cheapest flights from Heathrow to Orange CountyExplore the most affordable flight options available from Heathrow to Orange County. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 September 2026.

Explore the most affordable flight options available from Heathrow to Orange County. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 September 2026.

Best flights from Heathrow to Orange CountyDiscover carefully curated flight deals from Heathrow to Orange County that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 September 2026.

Discover carefully curated flight deals from Heathrow to Orange County that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 September 2026.

Last-minute flights from Heathrow to Orange CountyDiscover last-minute flight deals from Heathrow to Orange County. Data last updated 13 September 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to Orange County. Data last updated 13 September 2026 and is based on user searches.

One-way flights from Heathrow to Orange CountySearch for one-way flight options from Heathrow to Orange County. Find affordable one-way fares based on user searches. Data last updated 13 September 2026.

Search for one-way flight options from Heathrow to Orange County. Find affordable one-way fares based on user searches. Data last updated 13 September 2026.

Find flight deals from Heathrow 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 Heathrow Airport to Orange County that are best for you.

Best time to book a flight from Heathrow to Orange County

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

Cheapflights Insights

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

Reviews of airlines servicing Orange County

Read reviews from past customers who have flown with United Airlines,Virgin Atlantic, andBritish Airways from London Heathrow Airport 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 Heathrow Airport to Orange County?

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

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

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

What is the cheapest month to book a flight from London Heathrow Airport 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 Heathrow 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 Heathrow to Orange County by cabin class

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

Heathrow and Orange County flights

Browse other Heathrow and Orange County flight options. Last updated on 13 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top 3 airlines flying from Heathrow to Orange County

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

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

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

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

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Travel Smart

Cheapest flights from Heathrow to Orange County
Explore the most affordable flight options available from Heathrow to Orange County. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 September 2026.

Best flights from Heathrow to Orange County
Discover carefully curated flight deals from Heathrow to Orange County that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 September 2026.

Last-minute flights from Heathrow to Orange County
Discover last-minute flight deals from Heathrow to Orange County. Data last updated 13 September 2026 and is based on user searches.

One-way flights from Heathrow to Orange County
Search for one-way flight options from Heathrow to Orange County. Find affordable one-way fares based on user searches. Data last updated 13 September 2026.