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Cheap flights from Orange County to London from £184

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 21/1. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LON
30 11월 — 7 12월1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Orange County to London

Enter your travel dates to find the best prices.

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 31 10월 2025.

수 5/1107:00LGB - LHR
2 stops16h 05mVirgin Atlantic
수 12/1112:30LHR - LGB
2 stops41h 08mVirgin Atlantic
Deal found 30/10£445
수 5/1113:04LGB - LHR
1 stop12h 56mVirgin Atlantic
화 11/1110:45LHR - LGB
1 stop18h 53mVirgin Atlantic
Deal found 31/10£459
화 2/1209:55SNA - LHR
1 stop16h 05mDelta
화 16/1206:30LHR - SNA
2 stops21h 48mDelta
Deal found 30/10£464
수 26/1109:30SNA - LHR
1 stop13h 20mFinnair
수 3/1214:10LHR - SNA
1 stop15h 31mFinnair
Deal found 29/10£464
수 3/1207:00SNA - LHR
2 stops16h 05mDelta
수 10/1208:40LHR - SNA
2 stops19h 38mDelta
Deal found 30/10£467
화 18/1113:15LGB - LHR
2 stops33h 35mVirgin Atlantic
수 26/1108:55LHR - LGB
2 stops20h 43mVirgin Atlantic
Deal found 29/10£468
화 18/1111:42SNA - LHR
1 stop12h 33mBritish Airways
금 5/1211:55LHR - SNA
1 stop16h 15mBritish Airways
Deal found 29/10£469
일 9/1116:25SNA - LHR
1 stop12h 50mBritish Airways
화 25/1108:20LHR - SNA
1 stop15h 36mBritish Airways
Deal found 29/10£471
화 2/1210:43SNA - LHR
1 stop13h 52mBritish Airways
화 16/1208:20LHR - SNA
1 stop17h 39mBritish Airways
Deal found 30/10£472
목 11/1209:49SNA - LHR
2 stops17h 51mDelta
월 15/1206:30LHR - SNA
2 stops21h 48mDelta
Deal found 30/10£475
화 11/1109:30SNA - LHR
1 stop13h 20mMultiple Airlines
화 18/1114:10LHR - SNA
1 stop15h 29mMultiple Airlines
Deal found 28/10£477
토 29/1113:15LGB - LHR
1 stop12h 45mVirgin Atlantic
토 6/1212:30LHR - LGB
2 stops41h 15mVirgin Atlantic
Deal found 30/10£477

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 31 10월 2025.

Round-trip from

£464

One-way from

£184

Popular in

December

Cheapest in

September

Average price

£469
Delta
  • Delta
  • 2/12-16/12
  • 3 total stops
  • 37h 53m total
  • Orange County to London
Search Deals
21/1
  • 21/1
  • 3 total stops
  • 56h 14m total
  • Orange County to London
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£58 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 31 10월 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

일 18/1

11:20-10:30

1 stop15h 10m

London Heathrow

일 25/1

06:30-22:14

2 stops23h 44m

£470

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

목 11/12

12:25-11:50

1 stop15h 25m

London Heathrow

월 15/12

13:25-22:28

2 stops41h 03m

£471

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

수 31/12

12:25-11:50

1 stop15h 25m

London Heathrow

금 9/1

13:25-18:41

2 stops37h 16m

£471

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

목 11/12

12:45-11:40

1 stop14h 55m

London Heathrow

월 15/12

08:40-20:18

2 stops19h 38m

£471

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

화 18/11

13:15-10:00

1 stop12h 45m

London Heathrow

수 26/11

08:55-21:38

2 stops20h 43m

£473

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

수 31/12

08:00-07:05

1 stop15h 05m

London Heathrow

금 9/1

08:55-20:03

1 stop19h 08m

£477

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

화 11/11

09:30-06:50

1 stop13h 20m

London Heathrow

화 18/11

14:10-21:39

1 stop15h 29m

£477

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

월 16/2

07:10-10:00

1 stop18h 50m

London Heathrow

목 26/2

11:45-16:23

2 stops36h 38m

£477

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

수 18/2

07:10-10:00

1 stop18h 50m

London Heathrow

목 26/2

11:45-16:23

2 stops36h 38m

£477

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

금 20/2

12:59-10:00

1 stop13h 01m

London Heathrow

수 25/2

11:45-16:23

2 stops36h 38m

£477

Flights are sorted by cheapest return flights first.

Deals found on 29/10

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 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, August is the cheapest month in which you can book a flight from Orange County to London (average of £440). Flying from Orange County to London in January is currently the most expensive (average of £642). 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.

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?

    There are many flights that can get you from Orange County to London in 12h 45m. Fly via Delta, United Airlines, or Virgin Atlantic to get the fastest option. Orange County and London are separated by a distance of 5438 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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 £187. Users have also found prices from £281 and £322 on Virgin Atlantic and United Airlines, 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, August is the cheapest month in which you can book a flight from Orange County to London (average of £440). Flying from Orange County to London in January is currently the most expensive (average of £642). 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 London?

Book flights to London if you plan to visit one of these locations
Milton Keynes
Croydon
Slough
Gatwick
Hounslow
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Winchester
Chichester
Crawley
Romford
Brentford
Ipswich
Bedford
Eastbourne

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Alternative routes for Orange County to London

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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