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$262+ Cheap flights from Orange County to London (LON)

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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LON
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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Find flight deals from Orange County to London

Cheapest flights from Orange County to London
Explore the most affordable flight options available from Orange County to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.

This United Airlines deal was found by Cheapflights users on 11/20. 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 12/313:59 pmSNA - LHR
1 stop31h 26mUnited Airlines
Fri 1/92:30 pmLHR - SNA
1 stop28h 55mUnited Airlines
Deal found 11/20$618
This United Airlines deal was found by Cheapflights users on 11/19. 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 12/3010:55 amSNA - LHR
1 stop14h 45mUnited Airlines
Mon 1/121:25 pmLHR - SNA
2 stops37h 16mUnited Airlines
Deal found 11/19$623
This Cheapflightsfares deal was found by Cheapflights users on 11/19. 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.
Tue 12/301:18 pmSNA - LHR
1 stop12h 22mLufthansa
Mon 1/121:45 pmLHR - SNA
1 stop14h 57mLufthansa
Deal found 11/19$631
This Delta deal was found by Cheapflights users on 11/20. 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 12/317:00 amSNA - LHR
1 stop19h 00mDelta
Fri 1/98:00 pmLHR - SNA
2 stops23h 49mDelta
Deal found 11/20$650
This Cheapflightsfares deal was found by Cheapflights users on 11/20. 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 12/81:19 pmSNA - LHR
1 stop12h 21mMultiple Airlines
Tue 12/1610:25 amLHR - SNA
1 stop15h 52mMultiple Airlines
Deal found 11/20$654
This Cheapflightsfares deal was found by Cheapflights users on 11/18. 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 12/310:02 amSNA - LHR
1 stop13h 23mMultiple Airlines
Wed 12/1010:25 amLHR - SNA
1 stop15h 52mMultiple Airlines
Deal found 11/18$655
This Cheapflightsfares deal was found by Cheapflights users on 11/19. 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.
Tue 12/911:10 amSNA - LHR
1 stop14h 30mLufthansa
Tue 12/2310:05 amLHR - SNA
1 stop16h 04mLufthansa
Deal found 11/19$659
This Mytrip deal was found by Cheapflights users on 11/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/911:10 amSNA - LHR
2 stops36h 00mMultiple Airlines
Tue 12/2310:25 amLHR - SNA
2 stops42h 21mMultiple Airlines
Deal found 11/19$667
This Delta deal was found by Cheapflights users on 11/20. 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 12/311:46 amSNA - LHR
1 stop12h 59mDelta
Fri 12/1211:05 amLHR - SNA
1 stop17h 13mDelta
Deal found 11/20$676
This United Airlines deal was found by Cheapflights users on 11/20. 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 12/106:45 amSNA - LHR
2 stops15h 55mUnited Airlines
Wed 12/174:20 pmLHR - SNA
2 stops24h 49mUnited Airlines
Deal found 11/20$680
This Ovago deal was found by Cheapflights users on 11/20. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/38:30 amSNA - LHR
1 stop14h 20mBritish Airways
Wed 12/108:20 amLHR - SNA
1 stop15h 42mBritish Airways
Deal found 11/20$693
This lastminute.com deal was found by Cheapflights users on 11/19. 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 12/107:00 amLGB - LHR
2 stops19h 30mVirgin Atlantic
Sun 1/118:00 pmLHR - LGB
2 stops57h 45mVirgin Atlantic
Deal found 11/19$765

Cheap flight deals from Orange County to London

Keep the following information in mind while searching for Orange County to London flight deals. Data was last updated November 20, 2025.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$612
(Cheapflightsfares)

One-way from

$262
(Ovago)

Popular in

December

Cheapest in

September

Average price

$765
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 (LON)
Search Deals
One-way flight from Orange County to London (LON)
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($113 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Orange County to London 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 20, 2025.
Use the filters below to find and compare flights from Orange County to London that are best for you.

Fly from

Orange County

Fly to

London

Route

Depart

Return

Price

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 12/31

3:59 pm-7:25 am

1 stop31h 26m

London Heathrow

Fri 1/9

2:30 pm-11:25 am

1 stop28h 55m

$618

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 12/30

10:55 am-9:40 am

1 stop14h 45m

London Heathrow

Mon 1/12

1:25 pm-6:41 pm

2 stops37h 16m

$623

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 2/4

6:25 pm-7:25 am

1 stop29h 00m

London Heathrow

Sun 2/8

2:30 pm-11:25 am

1 stop28h 55m

$626

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sun 2/15

6:35 pm-7:25 am

1 stop28h 50m

London Heathrow

Sun 2/22

2:30 pm-11:25 am

1 stop28h 55m

$626

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Fri 1/30

1:05 pm-10:00 am

1 stop12h 55m

London Heathrow

Tue 2/3

8:40 am-12:03 pm

2 stops59h 23m

$627

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 1/22

3:34 pm-7:30 am

1 stop31h 56m

London Heathrow

Tue 2/3

2:30 pm-11:25 am

1 stop28h 55m

$631

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Mon 1/5

7:00 am-10:00 am

1 stop43h 00m

London Heathrow

Sun 1/18

6:20 am-9:45 pm

2 stops23h 25m

$632

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 2/4

12:25 pm-11:50 am

1 stop15h 25m

London Heathrow

Sun 2/8

2:30 pm-11:25 am

1 stop28h 55m

$632

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Fri 1/16

12:25 pm-11:50 am

1 stop15h 25m

London Heathrow

Mon 1/19

2:30 pm-11:25 am

1 stop28h 55m

$632

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 12/31

7:00 am-10:00 am

1 stop19h 00m

London Heathrow

Fri 1/9

8:00 pm-11:49 am

2 stops23h 49m

$650

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 60 results
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Best time to book a flight from Orange County to London

Have a flexible travel schedule? Discover the best time to fly to London 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

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

Find hourly flight availability from Orange County to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 44% on flights from Orange County to London by exploring options for tickets in the evening.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated November 20, 2025.
Read through reviews of airlines operating flights from Orange County to London, such as Delta, Virgin Atlantic, and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,002 reviews

Overall

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

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
8,002 reviews
Delta
7.9
Good
8,002 reviews

Overall

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

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
674 reviews
Delta
7.9
Good
8,002 reviews

Overall

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

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
9,029 reviews
Delta
7.9
Good
8,002 reviews

Overall

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

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
7,533 reviews
Delta
7.9
Good
8,002 reviews

Overall

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

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 London. 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?

    United Airlines, Delta, and Virgin Atlantic can get you from Orange County to London in just under 12h 55m. Your travel time can differ by up to 30h 05m. There are 5438 mi between Orange County and London. This flight may include one or multiple stops.

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

    The cheapest airlines for a one-way flight from Orange County to London are WestJet ($262), United Airlines ($398), and Lufthansa ($398).

  • What are the most popular routes from Orange County to London?

    When deciding which route to take from Orange County to London consider Santa Ana J. Wayne/Orange Cnty - London Heathrow, Santa Ana J. Wayne/Orange Cnty - London Gatwick or Long Beach Municipal - London Heathrow as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Orange County to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Ilford
Hayes
Southend-on-Sea
Harrow
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Gatwick
Borehamwood
Aylesbury
Bedford
Chipping Norton
Wembley
Folkestone
Eastbourne
Sutton

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Top 5 airlines flying from Orange County to London

Discover the top 5 airlines that operate flights from Orange County to London. 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 20, 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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