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Cheap flights from Orange County to London Heathrow Airport from £186

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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LHR
27 Dec — 3 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Orange County to Heathrow

Keep the following information in mind while searching for Orange County to Heathrow flight deals. Data was last updated 27 November 2025.

Round-trip from

£423

One-way from

£186

Popular in

December

Cheapest in

September

Average price

£580
Lufthansa
  • Lufthansa
  • 14/1-24/1
  • 3 total stops
  • 32h 43m total
  • Orange County to London
Search Deals
WestJet
  • WestJet
  • 10/2
  • 1 total stop
  • 14h 35m total
  • Orange County to London
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£65 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from Orange County to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Orange County to Heathrow
Explore the most affordable flight options available from Orange County to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 November 2025.

Mon 8/1213:15LGB - LHR
2 stops38h 25mVirgin Atlantic
Wed 24/1213:00LHR - LGB
2 stops40h 45mVirgin Atlantic
Deal found 26/11£435
Wed 31/1209:53SNA - LHR
1 stop16h 07mDelta
Fri 9/117:20LHR - SNA
1 stop23h 56mDelta
Deal found 26/11£451
Tue 30/1213:18SNA - LHR
1 stop12h 22mUnited Airlines
Mon 12/113:25LHR - SNA
2 stops37h 16mUnited Airlines
Deal found 24/11£470
Tue 30/1213:18SNA - LHR
1 stop12h 22mLufthansa
Mon 12/111:35LHR - SNA
1 stop13h 53mLufthansa
Deal found 24/11£476
Wed 31/1212:17SNA - LHR
1 stop13h 58mLufthansa
Fri 9/112:05LHR - SNA
1 stop17h 37mLufthansa
Deal found 25/11£477
Wed 3/1207:00LGB - LHR
1 stop19h 00mDelta
Mon 8/1206:20LHR - LGB
2 stops23h 25mDelta
Deal found 26/11£484
Mon 29/1215:59SNA - LHR
1 stop36h 01mUnited Airlines
Fri 9/109:10LHR - SNA
1 stop16h 12mUnited Airlines
Deal found 24/11£488
Thu 4/1210:41SNA - LHR
1 stop13h 54mBritish Airways
Wed 10/1214:10LHR - SNA
1 stop15h 31mBritish Airways
Deal found 25/11£491
Fri 5/1207:00LGB - LHR
1 stop19h 00mMultiple Airlines
Wed 10/1206:20LHR - LGB
2 stops17h 49mMultiple Airlines
Deal found 26/11£492
Mon 8/1213:19SNA - LHR
1 stop12h 21mMultiple Airlines
Tue 16/1210:25LHR - SNA
1 stop15h 52mMultiple Airlines
Deal found 26/11£492
Tue 9/1210:02SNA - LHR
1 stop13h 23mMultiple Airlines
Tue 16/1210:25LHR - SNA
1 stop15h 52mMultiple Airlines
Deal found 25/11£495
Thu 4/1213:19SNA - LHR
1 stop12h 21mMultiple Airlines
Wed 10/1210:25LHR - SNA
1 stop15h 52mMultiple Airlines
Deal found 25/11£501

Cheapflights Fare Finder

 
Customise your flight search to find flights from Orange County to Heathrow 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 27 November 2025.
Use the filters below to find and compare flights from Orange County to London Heathrow Airport that are best for you.

Fly from

Orange County

Fly to

Heathrow

Route

Depart

Return

Price

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Mon 8/12

13:15-10:00

1 stop12h 45m

London Heathrow

Wed 24/12

10:45-21:45

1 stop19h 00m

£443

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 14/1

12:25-11:50

1 stop15h 25m

London Heathrow

Sat 24/1

06:35-18:31

2 stops19h 56m

£470

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Fri 30/1

07:00-10:00

1 stop19h 00m

London Heathrow

Tue 3/2

11:45-21:45

2 stops42h 00m

£472

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 15/1

18:25-07:25

1 stop29h 00m

London Heathrow

Sun 25/1

14:30-11:25

1 stop28h 55m

£473

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Fri 30/1

13:05-16:50

2 stops19h 45m

London Heathrow

Tue 3/2

10:00-21:45

2 stops43h 45m

£475

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sat 10/1

08:00-07:55

2 stops15h 55m

London Heathrow

Sat 17/1

13:25-11:51

2 stops30h 26m

£477

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 29/12

15:59-12:00

1 stop36h 01m

London Heathrow

Fri 9/1

09:10-17:22

1 stop16h 12m

£488

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 31/12

07:00-10:00

1 stop19h 00m

London Heathrow

Fri 9/1

20:00-12:25

2 stops24h 25m

£492

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Sun 22/3

17:03-10:00

1 stop33h 57m

London Heathrow

Sun 29/3

10:55-21:47

1 stop18h 52m

£495

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Tue 24/2

07:00-10:30

2 stops19h 30m

London Heathrow

Tue 17/3

11:20-21:47

2 stops17h 27m

£501

Flights are sorted by cheapest return flights first.

Deals found on 26/11

Showing 1-10 of 35 results
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Best time to book a flight from Orange County to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 Heathrow Airport
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Orange County to Heathrow. 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 Heathrow Airport?

    Departing from Orange County to London Heathrow Airport will take you 12h 45m. Airlines will cover a distance of 5438 mi. This flight may include one or multiple stops.

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

    The cheapet airlines for a one-way flight from Orange County to London Heathrow Airport are WestJet (£205), Virgin Atlantic (£280), and United Airlines (£285).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Orange County to Heathrow 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

Travelling to a place near London Heathrow Airport?

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

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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 Heathrow?

Deals for Orange County to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Orange County to Heathrow.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Orange County to Heathrow, users can toggle the no change fees filter when performing a flight search.

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

Not ready to book yet? You can track prices for flights from Orange County to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

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