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$316+ 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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LHR
mars 1 — mars 81
sam. 3/1
sam. 3/8
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 février 24, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$629
(Yatra.com)

One-way from

$316
(WestJet)

Popular in

June

Cheapest in

October

Average price

$673
Provider with most accurate pricing for Los Angeles-London (LON) flight deals.
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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. 15% potential increase in price ($140 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in February 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 février 24, 2025.

This Yatra.com deal was found by Cheapflights users on 2/24. 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 Yatra.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 3/1911:18 amSNA - LHR
1 stop16h 52mVirgin Atlantic
ven. 4/46:00 pmLHR - SNA
1 stop24h 26mVirgin Atlantic
Deal found 2/24$629
This Bravofly deal was found by Cheapflights users on 2/24. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/2312:59 pmLGB - LHR
2 stops17h 36mVirgin Atlantic
mar. 10/213:15 pmLHR - LGB
2 stops38h 26mVirgin Atlantic
Deal found 2/24$635
This Delta deal was found by Cheapflights users on 2/23. 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.
mar. 4/88:00 amSNA - LHR
1 stop21h 10mDelta
mar. 4/156:15 amLHR - SNA
2 stops19h 58mDelta
Deal found 2/23$640
This Bravofly deal was found by Cheapflights users on 2/23. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 3/97:10 amLGB - LHR
2 stops21h 00mMultiple Airlines
mar. 3/259:10 amLHR - LGB
2 stops19h 35mMultiple Airlines
Deal found 2/23$645
This United Airlines deal was found by Cheapflights users on 2/22. 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.
dim. 3/96:18 pmSNA - LHR
1 stop30h 07mUnited Airlines
mer. 3/191:00 pmLHR - SNA
1 stop29h 30mUnited Airlines
Deal found 2/22$649
This Delta deal was found by Cheapflights users on 2/23. 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.
dim. 4/65:05 pmLGB - LHR
1 stop32h 45mDelta
lun. 4/145:35 pmLHR - LGB
2 stops30h 41mDelta
Deal found 2/23$652
This Air Canada deal was found by Cheapflights users on 2/23. 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.
dim. 3/912:30 pmSNA - LHR
1 stop14h 40mAir Canada
dim. 3/161:00 pmLHR - SNA
1 stop29h 30mAir Canada
Deal found 2/23$661
This KLM deal was found by Cheapflights users on 2/23. 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.
mer. 4/91:30 pmLGB - LHR
1 stop12h 20mKLM
mer. 4/1611:00 amLHR - LGB
1 stop18h 45mKLM
Deal found 2/23$724
This Air Canada deal was found by Cheapflights users on 2/22. 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.
mer. 5/77:25 amSNA - LHR
2 stops18h 10mMultiple Airlines
mer. 5/212:05 pmLHR - SNA
2 stops30h 27mMultiple Airlines
Deal found 2/22$749
This Air France deal was found by Cheapflights users on 2/24. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 4/3011:18 amSNA - LHR
1 stop18h 57mAir France
mar. 6/310:55 amLHR - SNA
1 stop13h 16mAir France
Deal found 2/24$774
This oojo deal was found by Cheapflights users on 2/23. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 4/2410:00 amSNA - LHR
2 stops26h 20mIcelandair
dim. 4/271:05 pmLHR - SNA
2 stops41h 25mIcelandair
Deal found 2/23$972
This Trip.com deal was found by Cheapflights users on 2/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 4/21:20 pmSNA - LHR
1 stop14h 45mWestJet
sam. 4/52:10 pmLHR - SNA
1 stop30h 25mWestJet
Deal found 2/23$1,143

Find flights from Orange County to Heathrow within your budget

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 février 24, 2025.

Fly from

Orange County

Fly to

Heathrow

Route

Depart

Return

Price

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

mer. 3/19

11:18 am-11:10 am

1 stop16h 52m

London Heathrow

ven. 4/4

6:00 pm-10:26 am

1 stop24h 26m

$629

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

mar. 4/8

8:00 am-1:10 pm

1 stop21h 10m

London Heathrow

mar. 4/15

6:15 am-6:13 pm

2 stops19h 58m

$640

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

dim. 3/9

7:10 am-11:10 am

2 stops21h 00m

London Heathrow

mar. 3/25

9:10 am-9:45 pm

2 stops19h 35m

$645

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

dim. 3/9

6:18 pm-7:25 am

1 stop30h 07m

London Heathrow

mer. 3/19

1:00 pm-11:30 am

1 stop29h 30m

$649

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

dim. 4/6

5:05 pm-9:50 am

1 stop32h 45m

London Heathrow

lun. 4/14

5:35 pm-4:16 pm

2 stops30h 41m

$652

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

dim. 3/9

12:30 pm-7:10 am

2 stops59h 40m

London Heathrow

dim. 3/16

1:00 pm-11:30 am

1 stop29h 30m

$661

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

mar. 3/25

7:10 am-11:10 am

2 stops45h 00m

London Heathrow

lun. 3/31

5:25 pm-4:22 pm

2 stops30h 57m

$662

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

mer. 4/9

1:30 pm-9:50 am

1 stop12h 20m

London Heathrow

mer. 4/16

6:30 am-4:16 pm

2 stops17h 46m

$716

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

mer. 5/7

7:25 am-9:35 am

2 stops18h 10m

London Heathrow

mer. 5/21

2:05 pm-12:32 pm

2 stops30h 27m

$749

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

mer. 4/30

11:18 am-2:15 pm

1 stop18h 57m

London Heathrow

mar. 6/3

10:55 am-4:11 pm

1 stop13h 16m

$774

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/23

Showing 1-10 of 35 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.

Travel insights for flights from Orange County to Heathrow

Get recent, data-driven insights about flights from Orange County to Heathrow including ideal travel times, pricing trends, and more.

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

Currently, November is the cheapest month in which you can book a flight from Orange County to London Heathrow Airport (average of $661). Flying from Orange County to London Heathrow Airport in June is currently the most expensive (average of $1,136). 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 février 24, 2025.

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

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 février 24, 2025.
To help decide which airline to fly from Orange County to London, see what other customers have to say about Delta, KLM and Finnair. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,187 reviews

Entertainment

7.9

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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
8.0
Very good
8,187 reviews
Delta
8.0
Very good
8,187 reviews

Entertainment

7.9

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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.

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
8,187 reviews

Entertainment

7.9

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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.

Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
8,187 reviews

Entertainment

7.9

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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
651 reviews
Delta
8.0
Very good
8,187 reviews

Entertainment

7.9

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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.

Air France
7.4
Good
1,446 reviews
Delta
8.0
Very good
8,187 reviews

Entertainment

7.9

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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.

  • What are the cheapest airlines to fly from Orange County to London Heathrow Airport one-way?

    The cheapest airlines for a one-way flight from Orange County to London Heathrow Airport are WestJet ($316), Air Canada ($404), and Virgin Atlantic ($415).

  • 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, November is the cheapest month in which you can book a flight from Orange County to London Heathrow Airport (average of $661). Flying from Orange County to London Heathrow Airport in June is currently the most expensive (average of $1,136). 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 Orange County?

Book flights to Orange County if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Harrow
Luton
Wembley
Horley
Canterbury
Northampton
Gatwick
Milton Keynes
Dover
Orpington
Watford
Stratford-upon-Avon
Croydon
Borehamwood
Bromley
Folkestone
Ilford

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Alternative routes for Orange County to Heathrow

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Top 4 airlines flying from Orange County to Heathrow

Discover the top 4 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 février 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$482Average$1,007FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$482Average$952FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$628Average$1,067FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$653Average$900FlexibilityNo cancel feeOn-time69%
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