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 19h 08m. 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.

£345+ 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 19 September 2026.

Thu 15/1015:00 -

1 stop29h 18m

Wed 28/1013:35 -

1 stop15h 15m

Deal found 18/9£373

Wed 14/1008:40 -

2 stops20h 11m

Wed 21/1018:22 -

2 stops32h 18m

Deal found 16/9£378

Thu 5/1106:35 -

2 stops20h 09m

Mon 9/1118:30 -

1 stop31h 10m

Deal found 18/9£381

Thu 15/1007:25 -

2 stops34h 04m

Thu 22/1016:15 -

1 stop12h 10m

Deal found 17/9£383

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

Thu 5/1118:36 -

1 stop32h 39m

Deal found 16/9£384

Fri 13/1109:30 -

2 stops19h 49m

Sat 5/1208:55 -

1 stop16h 45m

Deal found 15/9£385

Fri 13/1114:30 -

1 stop31h 00m

Sun 6/1213:35 -

1 stop14h 15m

Deal found 15/9£387

Tue 27/1009:30 -

2 stops18h 15m

Wed 4/1113:09 -

2 stops15h 41m

Deal found 16/9£388

Thu 15/1015:00 -

1 stop29h 18m

Thu 22/1013:15 -

2 stops33h 15m

Deal found 17/9£389

Wed 14/1014:05 -

2 stops30h 13m

Wed 21/1013:15 -

1 stop16h 05m

Deal found 16/9£390

Fri 2/1012:25 -

2 stops41h 18m

Tue 6/1007:00 -

2 stops20h 20m

Deal found 16/9£390

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 19 September 2026.

Thu 15/1007:25 -

2 stops34h 04m

Thu 22/1016:15 -

1 stop12h 10m

Deal found 17/9£383

Wed 28/1009:30 -

2 stops18h 15m

Wed 4/1118:28 -

1 stop32h 47m

Deal found 16/9£384

Fri 2/1016:20 -

2 stops37h 23m

Tue 6/1007:00 -

2 stops48h 35m

Deal found 18/9£422

Mon 2/1120:10 -

2 stops28h 00m

Mon 9/1116:57 -

2 stops19h 13m

Deal found 18/9£422

Thu 28/114:45 -

1 stop14h 13m

Mon 1/207:00 -

1 stop21h 20m

Deal found 17/9£431

Fri 30/1006:35 -

2 stops21h 10m

Fri 6/1114:22 -

1 stop13h 38m

Deal found 15/9£384

Thu 15/1011:25 -

1 stop14h 06m

Wed 28/1013:09 -

2 stops15h 51m

Deal found 18/9£405

Fri 13/1106:35 -

2 stops40h 51m

Sun 6/1208:55 -

1 stop16h 45m

Deal found 15/9£384

Sun 28/216:00 -

2 stops56h 20m

Mon 8/312:59 -

2 stops37h 41m

Deal found 15/9£424

Sat 31/1010:45 -

1 stop17h 59m

Sat 7/1107:00 -

1 stop19h 00m

Deal found 16/9£425

Tue 9/214:45 -

1 stop14h 13m

Tue 2/307:02 -

1 stop21h 18m

Deal found 19/9£443

Tue 13/1015:05 -

1 stop29h 13m

Thu 10/1213:00 -

1 stop12h 40m

Deal found 18/9£402

Fri 9/1017:00 -

1 stop29h 10m

Mon 12/1007:02 -

1 stop24h 03m

Deal found 19/9£454

Mon 12/1013:40 -

1 stop16h 11m

Sat 12/1211:34 -

1 stop14h 41m

Deal found 18/9£405

Wed 11/1114:45 -

1 stop31h 22m

Wed 18/1107:00 -

1 stop21h 20m

Deal found 15/9£455

Sun 11/1013:40 -

1 stop16h 11m

Tue 8/1211:34 -

1 stop14h 41m

Deal found 18/9£405

Thu 5/1112:05 -

1 stop17h 45m

Mon 9/1111:10 -

1 stop14h 30m

Deal found 15/9£408

Fri 9/1018:00 -

1 stop24h 27m

Wed 28/1013:09 -

1 stop13h 31m

Deal found 16/9£408

Tue 10/1110:25 -

1 stop16h 36m

Tue 17/1114:22 -

1 stop13h 38m

Deal found 16/9£408

Find flight deals from Heathrow to Orange County

Round-trip from	£373
One-way from	£345
Popular in	December
Cheapest in	February
Average price	£466

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 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

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

£358

LondonLong Beach

LHR London Heathrow - LGB Long Beach Municipal

LHRLGB

London Heathrow

Wed 17/2

14:45-20:59

1 stop14h 14m

Long Beach Municipal

Wed 31/12

00:00-09:00

Nonstop0h 00m

£358

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

£358

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

£358

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

£361

LondonLong Beach

LHR London Heathrow - LGB Long Beach Municipal

LHRLGB

London Heathrow

Sat 30/1

14:45-13:56

1 stop31h 11m

Long Beach Municipal

Wed 31/12

00:00-09:00

Nonstop0h 00m

£361

LondonSanta Ana

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

LHRSNA

London Heathrow

Mon 15/2

10:45-09:57

2 stops31h 12m

Santa Ana J. Wayne/Orange Cnty

Wed 31/12

00:00-09:00

Nonstop0h 00m

£371

LondonSanta Ana

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

LHRSNA

London Heathrow

Fri 29/1

07:30-22:45

2 stops23h 15m

Santa Ana J. Wayne/Orange Cnty

Wed 31/12

00:00-09:00

Nonstop0h 00m

£372

LondonSanta Ana

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

LHRSNA

London Heathrow

Thu 15/10

07:25-09:29

2 stops34h 04m

Santa Ana J. Wayne/Orange Cnty

Thu 22/10

16:15-12:25

1 stop12h 10m

£383

LondonSanta Ana

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

LHRSNA

London Heathrow

Wed 28/10

09:30-20:45

2 stops18h 15m

Santa Ana J. Wayne/Orange Cnty

Wed 4/11

18:28-11:15

1 stop32h 47m

£384

Flights are sorted by cheapest return flights first.

Deals found on 18/9

Showing 1-10 of 43 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 £390). Flying from London Heathrow Airport to Orange County in June is currently the most expensive (average of £820). 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

10,232 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

10,232 reviews

United Airlines

7.4

Good

10,232 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

10,232 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

10,232 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 19h 08m. 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 £390). Flying from London Heathrow Airport to Orange County in June is currently the most expensive (average of £820). 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

Alternative routes

Complete your trip

Direct flights to United States

Flights by cabin class

Other flight options

Popular flights

Alternative routes for Heathrow to Orange County

Heathrow to Los Angeles flights

Heathrow to Las Vegas flights

Heathrow to San Francisco flights

Gatwick to Los Angeles flights

London City to Los Angeles flights

Stansted to Los Angeles flights

Luton to Los Angeles flights

Heathrow to Ontario flights

Gatwick to Las Vegas flights

Gatwick to San Francisco flights

London City to San Francisco flights

London City to Las Vegas flights

Stansted to San Francisco flights

Stansted to Las Vegas flights

Heathrow to San Diego flights

Luton to San Francisco flights

Heathrow to Burbank flights

Heathrow to Long Beach flights

Luton to Las Vegas flights

Heathrow to Santa Ana flights

Heathrow to San Jose flights

Gatwick to Ontario flights

Gatwick to San Diego flights

Stansted to San Diego flights

London City to San Diego flights

Heathrow to Oakland flights

Heathrow to Sacramento flights

Gatwick to Oakland flights

Gatwick to Burbank flights

Gatwick to Sacramento flights

London City to Ontario flights

Gatwick to Santa Ana flights

London City to Sacramento flights

Heathrow to Reno flights

Heathrow to Palm Springs flights

Stansted to Sacramento flights

Gatwick to Palm Springs flights

Southend to San Francisco flights

Gatwick to San Jose flights

Gatwick to Reno flights

Southend to Los Angeles flights

London City to Santa Ana flights

Heathrow to San Luis Obispo flights

London City to San Jose flights

Heathrow to Fresno flights

Southend to Las Vegas flights

Heathrow to Santa Barbara flights

Gatwick to Tijuana flights

Heathrow to Santa Rosa flights

Stansted to San Jose flights

Top 3 airlines flying from Heathrow to Orange County

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest£305	Average£466	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Virgin Atlantic	Cheapest£340	Average£456	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
British Airways	Cheapest£382	Average£567	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from London Heathrow Airport 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 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 19 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 19 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 19 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 19 September 2026.

Last-minute flights from Heathrow to Orange CountyDiscover last-minute flight deals from Heathrow to Orange County. Data last updated 19 September 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to Orange County. Data last updated 19 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 19 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 19 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 19 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

Fly with Cheapflights

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?

100% Free

Book with Flexibility

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 19 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 19 September 2026.

Last-minute flights from Heathrow to Orange County
Discover last-minute flight deals from Heathrow to Orange County. Data last updated 19 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 19 September 2026.