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$245+ 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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LON
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap 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 January 21, 2026.

This Iberia deal was found by Cheapflights users on 1/20. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/410:55 am
SNA
-
LHR
1 stop13h 40m
Iberia
Wed 3/116:15 am
LHR
-
SNA
2 stops21h 08m
Iberia
Deal found 1/20$580
This Cheapflightsfares deal was found by Cheapflights users on 1/18. 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 2/256:45 am
SNA
-
LHR
1 stop19h 15m
British Airways
Thu 3/57:40 pm
LHR
-
SNA
2 stops33h 59m
British Airways
Deal found 1/18$595
This Cheapflightsfares deal was found by Cheapflights users on 1/19. 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 4/217:45 am
SNA
-
LHR
1 stop17h 20m
British Airways
Tue 5/56:10 am
LHR
-
SNA
2 stops20h 19m
British Airways
Deal found 1/19$599
This oojo deal was found by Cheapflights users on 1/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:45 am
SNA
-
LHR
1 stop15h 10m
British Airways
Tue 3/108:20 am
LHR
-
SNA
1 stop17h 07m
British Airways
Deal found 1/19$601
This Iberia deal was found by Cheapflights users on 1/20. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/196:45 am
SNA
-
LHR
1 stop17h 30m
Iberia
Thu 2/268:50 pm
LHR
-
SNA
2 stops33h 57m
Iberia
Deal found 1/20$602
This British Airways deal was found by Cheapflights users on 1/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/221:27 pm
SNA
-
LHR
1 stop16h 48m
British Airways
Tue 4/146:10 am
LHR
-
SNA
2 stops20h 19m
British Airways
Deal found 1/19$603
This Cheapflightsfares deal was found by Cheapflights users on 1/18. 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 2/118:05 am
SNA
-
LHR
1 stop14h 50m
British Airways
Wed 2/1811:00 am
LHR
-
SNA
1 stop18h 39m
British Airways
Deal found 1/18$604
This ResecentrumGruppen deal was found by Cheapflights users on 1/21. 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 ResecentrumGruppen is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/19:30 am
SNA
-
LHR
1 stop13h 20m
British Airways
Tue 2/172:10 pm
LHR
-
SNA
1 stop15h 29m
British Airways
Deal found 1/21$607
This American Airlines deal was found by Cheapflights users on 1/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2812:52 pm
SNA
-
LHR
1 stop13h 08m
American Airlines
Wed 2/411:00 am
LHR
-
SNA
1 stop19h 01m
American Airlines
Deal found 1/18$608
This Expedia deal was found by Cheapflights users on 1/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/57:00 am
LGB
-
LHR
2 stops19h 30m
KLM
Thu 3/1210:45 am
LHR
-
LGB
1 stop17h 47m
KLM
Deal found 1/19$649
This Expedia deal was found by Cheapflights users on 1/21. 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.
Sat 3/77:00 am
LGB
-
LHR
1 stop19h 00m
Multiple Airlines
Sat 3/146:20 am
LHR
-
LGB
2 stops22h 12m
Multiple Airlines
Deal found 1/21$656
This lastminute.com deal was found by Cheapflights users on 1/19. 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.
Mon 1/267:00 am
LGB
-
LHR
2 stops19h 30m
Virgin Atlantic
Tue 2/105:20 pm
LHR
-
LGB
2 stops36h 25m
Virgin Atlantic
Deal found 1/19$664

Find 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 January 21, 2026.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$580
(Iberia)

One-way from

$245
(KAYAK)

Popular in

December

Cheapest in

September

Average price

$735
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 ($112 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 January 21, 2026.
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

Sun 3/22

1:27 pm-1:15 pm

1 stop16h 48m

London Heathrow

Wed 4/15

10:50 am-8:28 am

2 stops29h 38m

$604

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 3/24

4:32 pm-1:15 pm

1 stop13h 43m

London Heathrow

Wed 4/15

10:50 am-8:28 am

2 stops29h 38m

$604

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 3/23

7:45 am-6:55 am

1 stop16h 10m

London Heathrow

Tue 4/14

5:20 pm-6:29 pm

2 stops33h 09m

$611

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 3/24

12:52 pm-12:15 pm

1 stop16h 23m

London Heathrow

Tue 4/14

7:25 pm-6:29 pm

2 stops31h 04m

$611

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 3/24

4:32 pm-1:15 pm

1 stop13h 43m

London Heathrow

Thu 4/16

9:45 am-10:07 pm

1 stop20h 22m

$624

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 3/25

10:55 am-6:50 am

1 stop12h 55m

London Heathrow

Thu 4/16

2:45 pm-10:07 pm

1 stop15h 22m

$624

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 3/25

9:23 am-6:50 am

1 stop14h 27m

London Heathrow

Tue 4/14

12:55 pm-8:12 pm

1 stop15h 17m

$624

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 3/25

10:55 am-6:50 am

1 stop12h 55m

London Heathrow

Fri 4/17

10:05 am-3:30 pm

1 stop13h 25m

$624

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 3/25

2:47 pm-12:15 pm

1 stop14h 28m

London Heathrow

Wed 4/15

12:55 pm-8:12 pm

1 stop15h 17m

$624

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 3/23

3:24 pm-11:35 am

1 stop13h 11m

London Heathrow

Wed 4/15

4:10 pm-9:57 pm

1 stop13h 47m

$624

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

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 month to book a flight from Orange County to London?

Currently, August is the cheapest month in which you can book a flight from Orange County to London (average of $580). Flying from Orange County to London in June is currently the most expensive (average of $899). 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 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 January 21, 2026.
Read through reviews of airlines operating flights from Orange County to London, such as Delta, United Airlines, and British Airways. 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
8,088 reviews

Comfort

7.9

Food

7.2

Overall

7.9

Entertainment

7.8

Boarding

8.1

Crew

8.5

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
8,088 reviews
Delta
7.9
Good
8,088 reviews

Comfort

7.9

Food

7.2

Overall

7.9

Entertainment

7.8

Boarding

8.1

Crew

8.5

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
9,191 reviews
Delta
7.9
Good
8,088 reviews

Comfort

7.9

Food

7.2

Overall

7.9

Entertainment

7.8

Boarding

8.1

Crew

8.5

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
7,689 reviews
Delta
7.9
Good
8,088 reviews

Comfort

7.9

Food

7.2

Overall

7.9

Entertainment

7.8

Boarding

8.1

Crew

8.5

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?

    British Airways, Delta, and Lufthansa can get you from Orange County to London in just under 13h 55m. Your travel time can differ by up to 10h 40m. There are 5438 mi between Orange County and London. This flight may include one or multiple stops.

  • 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, Long Beach Municipal - London Heathrow or Santa Ana J. Wayne/Orange Cnty - London Gatwick 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.

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

    Currently, August is the cheapest month in which you can book a flight from Orange County to London (average of $580). Flying from Orange County to London in June is currently the most expensive (average of $899). 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?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Orange County to London

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 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$580Average$772FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$588Average$706FlexibilityNo cancel feeOn-time70%
DeltaCheapest$625Average$780FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$677Average$902FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$885Average$1,232FlexibilityNo cancel feeOn-time71%

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