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Heathrow

$261+ 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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LHR
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Cheap 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 November 6, 2025.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$605
(Iberia)

One-way from

$261
(Netflights)

Popular in

December

Cheapest in

September

Average price

$765
Provider with most accurate pricing for Los Angeles-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-London (LON) flights.
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From Orange County to London Heathrow
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One-way flight from Orange County to London Heathrow
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Highest demand for flights based on searches. 12% potential increase in price ($100 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find 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 November 6, 2025.

This lastminute.com deal was found by Cheapflights users on 11/5. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/127:00 amLGB - LHR
2 stops20h 40mVirgin Atlantic
Wed 11/198:55 amLHR - LGB
2 stops20h 43mVirgin Atlantic
Deal found 11/5$568
This Gotogate deal was found by Cheapflights users on 11/5. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/97:00 amSNA - LHR
2 stops16h 10mMultiple Airlines
Tue 12/166:35 amLHR - SNA
2 stops22h 48mMultiple Airlines
Deal found 11/5$607
This Expedia deal was found by Cheapflights users on 11/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/98:55 amSNA - LHR
1 stop14h 10mKLM
Tue 11/256:30 amLHR - SNA
2 stops23h 49mKLM
Deal found 11/6$609
This Delta deal was found by Cheapflights users on 11/4. 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 11/58:00 amSNA - LHR
1 stop15h 05mDelta
Thu 11/136:20 amLHR - SNA
2 stops18h 04mDelta
Deal found 11/4$618
This Cheapflightsfares deal was found by Cheapflights users on 11/4. 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.
Wed 11/510:43 amSNA - LHR
1 stop13h 52mBritish Airways
Thu 11/132:10 pmLHR - SNA
1 stop15h 29mBritish Airways
Deal found 11/4$619
This Delta deal was found by Cheapflights users on 11/6. 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.
Sun 11/98:00 amSNA - LHR
2 stops17h 00mDelta
Tue 11/256:20 amLHR - SNA
2 stops19h 45mDelta
Deal found 11/6$622
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Tue 12/23:18 pmSNA - LHR
1 stop32h 12mUnited Airlines
Tue 12/92:30 pmLHR - SNA
1 stop28h 55mUnited Airlines
Deal found 11/4$624
This KLM deal was found by Cheapflights users on 11/5. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/911:46 amSNA - LHR
1 stop12h 59mKLM
Tue 12/1612:20 pmLHR - SNA
1 stop18h 01mKLM
Deal found 11/5$625
This Iberia deal was found by Cheapflights users on 11/4. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/129:30 amSNA - LHR
1 stop15h 05mIberia
Wed 11/1911:55 amLHR - SNA
1 stop16h 08mIberia
Deal found 11/4$626
This Justfly.com deal was found by Cheapflights users on 11/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/261:50 pmSNA - LHR
1 stop12h 10mVirgin Atlantic
Wed 12/1010:45 amLHR - SNA
1 stop13h 40mVirgin Atlantic
Deal found 11/5$628
This Virgin Atlantic deal was found by Cheapflights users on 11/4. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/188:00 amSNA - LHR
2 stops16h 45mVirgin Atlantic
Wed 11/268:55 amLHR - SNA
2 stops19h 19mVirgin Atlantic
Deal found 11/4$630
This lastminute.com deal was found by Cheapflights users on 11/5. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/101:15 pmLGB - LHR
2 stops57h 10mVirgin Atlantic
Mon 11/2412:30 pmLHR - LGB
2 stops41h 08mVirgin Atlantic
Deal found 11/5$645

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 November 6, 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

Sun 11/9

8:55 am-7:05 am

1 stop14h 10m

London Heathrow

Tue 11/25

11:05 am-8:14 pm

1 stop17h 09m

$615

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Wed 1/21

1:05 pm-10:00 am

1 stop12h 55m

London Heathrow

Tue 1/27

11:45 am-4:07 pm

2 stops36h 22m

$616

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Tue 1/20

1:05 pm-10:00 am

1 stop12h 55m

London Heathrow

Sun 1/25

11:45 am-4:07 pm

2 stops36h 22m

$616

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Mon 1/19

1:05 pm-10:00 am

1 stop12h 55m

London Heathrow

Sun 1/25

11:45 am-4:07 pm

2 stops36h 22m

$616

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Tue 1/20

1:05 pm-10:00 am

1 stop12h 55m

London Heathrow

Tue 1/27

11:45 am-4:07 pm

2 stops36h 22m

$616

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Wed 1/21

1:05 pm-10:00 am

1 stop12h 55m

London Heathrow

Sun 1/25

11:45 am-4:07 pm

2 stops36h 22m

$616

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Mon 1/19

1:05 pm-10:00 am

1 stop12h 55m

London Heathrow

Mon 1/26

11:45 am-4:07 pm

2 stops36h 22m

$616

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 12/9

6:25 pm-7:25 am

1 stop29h 00m

London Heathrow

Tue 12/16

9:00 am-8:42 pm

2 stops19h 42m

$618

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 12/11

12:25 pm-11:50 am

1 stop15h 25m

London Heathrow

Mon 12/15

1:25 pm-10:28 pm

2 stops41h 03m

$619

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 1/22

12:25 pm-11:50 am

1 stop15h 25m

London Heathrow

Sun 2/8

8:15 pm-5:28 pm

2 stops29h 13m

$621

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 37 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 January is currently the most expensive (average of $846). 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.

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

Find hourly flight availability from Orange County to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 6, 2025.

When flying from Orange County to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 30% versus a flight in the afternoon.

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 November 6, 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
8,001 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

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
8,001 reviews
Delta
7.9
Good
8,001 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

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
672 reviews
Delta
7.9
Good
8,001 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

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
9,007 reviews
Delta
7.9
Good
8,001 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

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
11,040 reviews
Delta
7.9
Good
8,001 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

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
7,500 reviews
Delta
7.9
Good
8,001 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

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 $616, KLM can have you in London Heathrow Airport from Orange County in 12h 55m. The distance from Orange County to London Heathrow Airport is about 5438 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 January is currently the most expensive (average of $846). 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
Hounslow
Ilford
Hayes
Southend-on-Sea
Harrow
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Bedford
Chipping Norton
Wembley
Folkestone

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Alternative routes for Orange County to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$580Average$972FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$620Average$1,054FlexibilityNo cancel feeOn-time70%
DeltaCheapest$659Average$826FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$677Average$848FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$830Average$1,825FlexibilityNo cancel feeOn-time71%

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