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Cheap flights from Orange County to London from £292

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 23/9. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LON
23 Apr — 30 Apr1
1 adult

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 18 April 2025.

Round-trip from

£523

One-way from

£292

Popular in

December

Cheapest in

October

Average price

£507
United Airlines
  • United Airlines
  • 13/5-20/5
  • 3 total stops
  • 59h 47m total
  • Orange County to London
Search Deals
Virgin Atlantic
  • Virgin Atlantic
  • 23/9
  • 1 total stop
  • 15h 35m total
  • Orange County to London
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£27 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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 18 April 2025.

Tue 13/508:45SNA - LHR
1 stop19h 35mUnited Airlines
Tue 20/514:05LHR - SNA
2 stops40h 12mUnited Airlines
Deal found 17/4£523
Tue 13/507:00SNA - LHR
2 stops20h 00mDelta
Tue 20/508:40LHR - SNA
2 stops19h 42mDelta
Deal found 17/4£534
Sat 10/507:01LGB - LHR
2 stops46h 09mVirgin Atlantic
Tue 20/506:15LHR - LGB
2 stops17h 58mVirgin Atlantic
Deal found 17/4£538
Tue 13/512:17SNA - LHR
1 stop17h 13mKLM
Tue 20/512:25LHR - SNA
1 stop15h 57mKLM
Deal found 17/4£541
Sun 4/507:10LGB - LHR
2 stops44h 10mMultiple Airlines
Mon 19/519:45LHR - LGB
2 stops28h 28mMultiple Airlines
Deal found 17/4£553
Thu 25/913:30SNA - LHR
2 stops36h 30mAir Canada
Thu 23/1008:40LHR - SNA
2 stops35h 43mAir Canada
Deal found 17/4£553
Sun 4/507:10LGB - LHR
2 stops47h 25mAir France
Mon 19/519:45LHR - LGB
2 stops28h 28mAir France
Deal found 17/4£567
Sat 10/507:01LGB - LHR
1 stop18h 49mKLM
Tue 20/510:55LHR - LGB
1 stop18h 37mKLM
Deal found 17/4£578
Sun 10/807:10LGB - LHR
2 stops22h 00mDelta
Sun 24/810:55LHR - LGB
1 stop18h 46mDelta
Deal found 17/4£582
Wed 7/516:27SNA - LGW
2 stops30h 33mMultiple Airlines
Thu 15/514:00LGW - SNA
3 stops28h 52mMultiple Airlines
Deal found 17/4£582
Wed 7/517:01SNA - LCY
2 stops15h 39mDelta
Thu 15/509:20LCY - SNA
2 stops21h 07mDelta
Deal found 17/4£594
Fri 2/519:00SNA - LCY
2 stops34h 45mMultiple Airlines
Mon 19/508:10LCY - SNA
2 stops20h 39mMultiple Airlines
Deal found 16/4£640

Cheapflights Fare Finder

Customise 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 858,174 searches. Data last updated 18 April 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

Tue 13/5

08:45-12:20

1 stop19h 35m

London Heathrow

Tue 20/5

14:05-22:17

2 stops40h 12m

£523

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 13/5

07:00-11:00

2 stops20h 00m

London Heathrow

Tue 20/5

08:40-20:22

2 stops19h 42m

£534

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Sat 10/5

07:01-13:10

2 stops46h 09m

London Heathrow

Tue 20/5

06:15-16:13

2 stops17h 58m

£538

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 13/5

12:17-13:30

1 stop17h 13m

London Heathrow

Tue 20/5

12:25-20:22

1 stop15h 57m

£541

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Sun 4/5

07:10-11:20

2 stops44h 10m

London Heathrow

Mon 19/5

19:45-16:13

2 stops28h 28m

£553

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 25/9

13:30-10:00

2 stops36h 30m

London Heathrow

Thu 23/10

08:40-12:23

2 stops35h 43m

£553

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Sun 4/5

07:10-14:35

2 stops47h 25m

London Heathrow

Mon 19/5

19:45-16:13

2 stops28h 28m

£567

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Sat 10/5

07:01-09:50

1 stop18h 49m

London Heathrow

Tue 20/5

10:55-21:32

1 stop18h 37m

£578

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Sun 10/8

07:10-13:10

2 stops22h 00m

London Heathrow

Sun 24/8

10:55-21:41

1 stop18h 46m

£582

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Wed 7/5

16:27-07:00

2 stops30h 33m

London Gatwick

Thu 15/5

14:00-10:52

3 stops28h 52m

£582

Flights are sorted by cheapest return flights first.

Deals found on 17/4

Showing 1-10 of 56 results
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6

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 return 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, January is the cheapest month in which you can book a flight from Orange County to London (average of £112). Flying from Orange County to London in August is currently the most expensive (average of £164). 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.

Rainfall in London by month

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

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

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

If weather is an important factor for your trip to London, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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 18 April 2025.
Read through reviews of airlines operating flights from Orange County to London, such as 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
7,917 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

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
8.0
Very Good
7,917 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

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.
KLM
7.8
Good
1,329 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

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.
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

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.
Air France
7.5
Good
1,435 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

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
8,667 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

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.

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

    For one-way options, check prices for Virgin Atlantic. According to our data, you can fly for as low as £292. Users have also found prices from £310 and £316 on Delta and Air Canada, respectively.

  • 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 holiday 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, January is the cheapest month in which you can book a flight from Orange County to London (average of £112). Flying from Orange County to London in August is currently the most expensive (average of £164). 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

Travelling to a place near Orange County?

Book flights to Orange County if you plan to visit one of these locations
Hounslow
Deal
Milton Keynes
Gatwick
Luton
Slough
Croydon
Eastbourne
Wembley
Hayes
Crawley
Southend-on-Sea
Maidstone
Ipswich
Southall
Ilford
Winchester
Folkestone
Dartford
Watford

Browse thousands of different options on Cheapflights for your next trip

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Fly with Cheapflights

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How does Cheapflights help users find flights from Orange County to London?

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Why should you use Cheapflights to find cheap flight tickets from Orange County to London?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to London from Orange County.

Can Cheapflights find flights from Orange County to London with no change fees?

Certainly. Search results for flights to London from Orange County shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Orange County to London become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to London from Orange County today and book when prices fit your budget.

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