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Cheap flights from Orange County to London from £257

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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LON
4 Apr — 11 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 30 March 2025.

Round-trip from

£548

One-way from

£257

Popular in

June

Cheapest in

October

Average price

£522
Virgin Atlantic
  • Virgin Atlantic
  • 20/4-6/5
  • 4 total stops
  • 65h 37m total
  • Orange County to London
WestJet
  • WestJet
  • 8/4
  • 1 total stop
  • 14h 45m total
  • Orange County to London
Highest demand for flights based on searches. 13% potential increase in price (£71 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Average for round-trip flights in March 2025

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 30 March 2025.

Sun 5/1013:25SNA - LHR
2 stops36h 35mAir Canada
Wed 15/1008:40LHR - SNA
2 stops35h 43mAir Canada
Deal found 30/3£525
Tue 2/1212:30SNA - LHR
1 stop13h 40mUnited Airlines
Tue 16/1207:40LHR - SNA
2 stops19h 09mUnited Airlines
Deal found 29/3£535
Sun 20/417:00LGB - LHR
2 stops33h 00mMultiple Airlines
Tue 6/520:55LHR - LGB
2 stops32h 37mMultiple Airlines
Deal found 29/3£548
Wed 24/912:59LGB - LHR
2 stops17h 16mVirgin Atlantic
Wed 22/1017:25LHR - LGB
2 stops30h 54mVirgin Atlantic
Deal found 29/3£555
Fri 18/407:10LGB - LHR
1 stop18h 40mDelta
Wed 30/406:30LHR - LGB
2 stops17h 46mDelta
Deal found 29/3£578
Thu 17/411:18SNA - LHR
1 stop16h 02mDelta
Wed 30/406:30LHR - SNA
2 stops19h 33mDelta
Deal found 29/3£578
Tue 13/519:58SNA - LGW
2 stops26h 57mMultiple Airlines
Tue 20/509:40LGW - SNA
3 stops34h 52mMultiple Airlines
Deal found 29/3£620
Fri 2/513:10SNA - LHR
1 stop16h 00mKLM
Sat 17/509:20LHR - SNA
1 stop16h 12mKLM
Deal found 29/3£627
Mon 8/910:45SNA - LHR
2 stops22h 55mScandinavian Airlines
Tue 30/921:05LHR - SNA
3 stops29h 20mScandinavian Airlines
Deal found 30/3£637
Wed 30/406:50SNA - LHR
2 stops15h 40mMultiple Airlines
Tue 3/606:00LHR - SNA
2 stops38h 22mMultiple Airlines
Deal found 29/3£640
Sun 4/507:10LGB - LHR
2 stops22h 35mAir France
Mon 19/506:15LHR - LGB
2 stops17h 58mAir France
Deal found 29/3£660
Thu 17/413:20SNA - LHR
2 stops18h 20mLufthansa
Tue 29/407:25LHR - SNA
2 stops17h 47mLufthansa
Deal found 29/3£672

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 30 March 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

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Sun 20/4

17:00-10:00

2 stops33h 00m

London Heathrow

Tue 6/5

20:55-21:32

2 stops32h 37m

£548

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Wed 24/9

12:59-14:15

2 stops17h 16m

London Heathrow

Wed 22/10

17:25-16:19

2 stops30h 54m

£555

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Fri 18/4

12:30-11:50

2 stops39h 20m

London Heathrow

Wed 30/4

14:05-20:55

2 stops38h 50m

£568

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 17/4

07:25-07:25

1 stop16h 00m

London Heathrow

Tue 29/4

07:25-18:29

2 stops19h 04m

£577

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Fri 18/4

07:10-09:50

1 stop18h 40m

London Heathrow

Wed 30/4

06:30-16:16

2 stops17h 46m

£578

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 17/4

11:18-11:20

1 stop16h 02m

London Heathrow

Wed 30/4

06:30-18:03

2 stops19h 33m

£578

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Tue 13/5

19:58-06:55

2 stops26h 57m

London Gatwick

Tue 20/5

09:40-12:32

3 stops34h 52m

£620

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Fri 2/5

13:10-13:10

1 stop16h 00m

London Heathrow

Sat 17/5

09:20-17:32

1 stop16h 12m

£627

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 8/9

10:45-17:40

2 stops22h 55m

London Heathrow

Tue 30/9

21:05-18:25

3 stops29h 20m

£637

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 30/4

06:50-06:30

2 stops15h 40m

London Heathrow

Tue 3/6

06:00-12:22

2 stops38h 22m

£640

Flights are sorted by cheapest return flights first.

Deals found on 29/3

Showing 1-10 of 53 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 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 30 March 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.

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

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.
8.0
Very Good

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

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.

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

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.

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

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.

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

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.

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

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

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as £257. Users have also found prices from £309 and £327 on Air Canada and Virgin Atlantic, respectively.

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

  • 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
Croydon
Luton
Slough
Eastbourne
Wembley
Hayes
Ilford
Crawley
Southend-on-Sea
Winchester
Maidstone
Ipswich
Watford
Southall
Dartford
Folkestone

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

Cheapflights helps you search for flights from Orange County to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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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