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Heathrow

$235+ Cheap flights from Orange County to Heathrow (LHR)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LHR
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
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Cheap flight deals from Orange County to Heathrow

Cheapest flights from Orange County to Heathrow
Explore the most affordable flight options available from Orange County to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.

This Delta deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:53 amSNA - LHR
1 stop16h 07mDelta
Fri 1/96:30 amLHR - SNA
2 stops23h 48mDelta
Deal found 12/26$922
This Cheapflightsfares deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/291:18 pmSNA - LHR
1 stop12h 22mLufthansa
Thu 1/812:05 pmLHR - SNA
1 stop17h 37mLufthansa
Deal found 12/27$943
This United Airlines deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:25 pmSNA - LHR
1 stop15h 25mUnited Airlines
Fri 1/910:25 amLHR - SNA
1 stop19h 59mUnited Airlines
Deal found 12/26$945
This United Airlines deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:23 pmSNA - LHR
1 stop33h 37mUnited Airlines
Sat 1/102:30 pmLHR - SNA
1 stop28h 55mUnited Airlines
Deal found 12/26$978
This Cheapflightsfares deal was found by Cheapflights users on 12/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/289:50 amSNA - LHR
1 stop13h 35mLufthansa
Sat 1/1010:00 amLHR - SNA
1 stop19h 42mLufthansa
Deal found 12/28$989
This Cheapflightsfares deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2710:55 amSNA - LHR
1 stop14h 45mLufthansa
Thu 1/812:05 pmLHR - SNA
1 stop17h 37mLufthansa
Deal found 12/27$995
This Air Canada deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2912:25 pmSNA - LHR
2 stops58h 45mAir Canada
Thu 1/86:00 pmLHR - SNA
2 stops49h 25mAir Canada
Deal found 12/27$1,002
This FlightHub deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/287:05 pmSNA - LHR
2 stops30h 05mMultiple Airlines
Sat 1/107:40 amLHR - SNA
1 stop19h 01mMultiple Airlines
Deal found 12/26$1,003

Find flight deals from Orange County to Heathrow

Keep the following information in mind while searching for Orange County to Heathrow flight deals. Data was last updated December 28, 2025.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$598
(Cheapflightsfares)

One-way from

$235
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,076
Provider with most accurate pricing for Los Angeles-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-London (LON) flights.
Search Deals
From Orange County to London Heathrow
Search Deals
One-way flight from Orange County to London Heathrow
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($115 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Orange County to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 28, 2025.
Use the filters below to find and compare flights from Orange County to London Heathrow Airport that are best for you.

Fly from

Orange County

Fly to

Heathrow

Route

Depart

Return

Price

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 3/4

12:23 pm-10:15 am

1 stop13h 52m

London Heathrow

Tue 3/10

10:25 am-6:57 pm

1 stop15h 32m

$620

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 3/5

12:25 pm-11:50 am

1 stop15h 25m

London Heathrow

Mon 3/9

7:40 am-8:50 pm

2 stops20h 10m

$626

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 2/9

7:50 pm-7:25 am

1 stop27h 35m

London Heathrow

Mon 2/16

2:30 pm-11:25 am

1 stop28h 55m

$631

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 2/10

7:50 pm-7:25 am

1 stop27h 35m

London Heathrow

Tue 2/17

2:30 pm-11:25 am

1 stop28h 55m

$631

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Fri 1/30

12:25 pm-11:50 am

1 stop15h 25m

London Heathrow

Mon 2/2

1:25 pm-6:41 pm

2 stops37h 16m

$634

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sun 3/8

6:34 pm-9:40 am

1 stop32h 06m

London Heathrow

Mon 3/16

2:30 pm-11:25 am

1 stop27h 55m

$636

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 3/5

12:25 pm-11:50 am

1 stop15h 25m

London Heathrow

Mon 3/9

2:30 pm-11:25 am

1 stop27h 55m

$644

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 3/19

12:25 pm-11:50 am

1 stop16h 25m

London Heathrow

Tue 3/24

2:30 pm-11:25 am

1 stop27h 55m

$644

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sun 3/8

12:25 pm-7:10 am

2 stops35h 45m

London Heathrow

Mon 3/16

2:30 pm-11:25 am

1 stop27h 55m

$647

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 3/30

1:36 pm-1:30 pm

2 stops15h 54m

London Heathrow

Tue 4/7

8:40 am-10:35 pm

2 stops21h 55m

$650

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/27

Showing 1-10 of 42 results
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Best time to book a flight from Orange County to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Orange County with our price prediction graph.
Estimated round-trip 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 Orange County to London Heathrow Airport

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

Currently, August is the cheapest month in which you can book a flight from Orange County to London Heathrow Airport (average of $580). Flying from Orange County to London Heathrow Airport in December is currently the most expensive (average of $877). 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 Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated December 28, 2025.
See what other customers who have flown with Delta, Virgin Atlantic, and United Airlines from Orange County to London Heathrow Airport have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,019 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,019 reviews
Delta
7.9
Good
8,019 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Virgin Atlantic
7.5
Good
677 reviews
Delta
7.9
Good
8,019 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
9,113 reviews
Delta
7.9
Good
8,019 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
11,073 reviews
Delta
7.9
Good
8,019 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.7
Okay
7,616 reviews
Delta
7.9
Good
8,019 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Orange County to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    For as low as $626, United Airlines can have you in London Heathrow Airport from Orange County in 15h 25m. The distance from Orange County to London Heathrow Airport is about 5437 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Orange County to Heathrow 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 Orange County to London Heathrow Airport?

    Currently, August is the cheapest month in which you can book a flight from Orange County to London Heathrow Airport (average of $580). Flying from Orange County to London Heathrow Airport in December is currently the most expensive (average of $877). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Gatwick
Dartford
Dover
Winchester
Croydon
Orpington
Northampton
Watford
Hayes
Borehamwood
Broadway
Aylesbury
Chipping Norton
Horley
Kingston upon Thames

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Alternative routes for Orange County to Heathrow

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Top 5 airlines flying from Orange County to Heathrow

Discover the top 5 airlines that operate flights from Orange County to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$580Average$772FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$588Average$1,054FlexibilityNo cancel feeOn-time70%
DeltaCheapest$625Average$780FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$702Average$866FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$885Average$1,232FlexibilityNo cancel feeOn-time71%

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