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Cheap flights from Orange County to London Heathrow Airport from £199

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 22/1. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LHR
7 Dec — 14 Dec1
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 7 November 2025.

Round-trip from

£462

One-way from

£199

Popular in

December

Cheapest in

September

Average price

£584
Iberia
  • Iberia
  • 20/1-26/1
  • 3 total stops
  • 34h 14m total
  • Orange County to London
Search Deals
WestJet
  • WestJet
  • 22/1
  • 1 total stop
  • 14h 35m 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. 4% potential price decrease (£16 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 7 November 2025.

Wed 12/1107:00LGB - LHR
2 stops20h 40mVirgin Atlantic
Wed 19/1108:55LHR - LGB
2 stops20h 43mVirgin Atlantic
Deal found 5/11£434
Wed 10/1207:00SNA - LHR
2 stops16h 10mMultiple Airlines
Mon 15/1206:35LHR - SNA
2 stops19h 03mMultiple Airlines
Deal found 6/11£463
Tue 9/1207:00SNA - LHR
2 stops16h 10mMultiple Airlines
Tue 16/1206:35LHR - SNA
2 stops22h 48mMultiple Airlines
Deal found 5/11£464
Sun 9/1108:55SNA - LHR
1 stop14h 10mKLM
Tue 25/1106:30LHR - SNA
2 stops23h 49mKLM
Deal found 6/11£465
Wed 12/1109:30SNA - LHR
1 stop13h 20mBritish Airways
Wed 26/1114:10LHR - SNA
1 stop15h 29mBritish Airways
Deal found 6/11£472
Wed 12/1113:50SNA - LHR
1 stop12h 10mDelta
Wed 26/1106:30LHR - SNA
2 stops21h 15mDelta
Deal found 6/11£473
Sun 9/1108:00SNA - LHR
2 stops17h 00mDelta
Tue 25/1106:20LHR - SNA
2 stops19h 45mDelta
Deal found 6/11£475
Tue 9/1211:46SNA - LHR
1 stop12h 59mKLM
Tue 16/1212:20LHR - SNA
1 stop18h 01mKLM
Deal found 5/11£477
Wed 12/1109:30SNA - LHR
1 stop15h 05mIberia
Wed 19/1111:55LHR - SNA
1 stop16h 08mIberia
Deal found 4/11£478
Thu 11/1214:15SNA - LHR
2 stops32h 55mUnited Airlines
Mon 15/1206:30LHR - SNA
2 stops19h 47mUnited Airlines
Deal found 7/11£479
Wed 26/1113:50SNA - LHR
1 stop12h 10mVirgin Atlantic
Wed 10/1210:45LHR - SNA
1 stop13h 40mVirgin Atlantic
Deal found 5/11£480
Mon 10/1113:15LGB - LHR
2 stops57h 10mVirgin Atlantic
Mon 24/1112:30LHR - LGB
2 stops41h 08mVirgin Atlantic
Deal found 5/11£493

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 7 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

Tue 20/1

13:05-10:00

1 stop12h 55m

London Heathrow

Sun 25/1

11:45-16:07

2 stops36h 22m

£470

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Mon 19/1

13:05-10:00

1 stop12h 55m

London Heathrow

Sun 25/1

11:45-16:07

2 stops36h 22m

£470

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Tue 20/1

13:05-10:00

1 stop12h 55m

London Heathrow

Tue 27/1

11:45-16:07

2 stops36h 22m

£470

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Wed 21/1

13:05-10:00

1 stop12h 55m

London Heathrow

Sun 25/1

11:45-16:07

2 stops36h 22m

£470

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 9/12

18:25-07:25

1 stop29h 00m

London Heathrow

Tue 16/12

09:00-20:42

2 stops19h 42m

£472

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 11/12

12:25-11:50

1 stop15h 25m

London Heathrow

Mon 15/12

13:25-22:28

2 stops41h 03m

£473

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 14/1

12:25-11:50

1 stop15h 25m

London Heathrow

Sun 18/1

06:30-11:25

2 stops36h 55m

£476

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 9/12

11:46-08:45

1 stop12h 59m

London Heathrow

Tue 16/12

12:20-22:21

1 stop18h 01m

£477

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Tue 20/1

07:00-06:25

2 stops15h 25m

London Heathrow

Mon 26/1

06:20-21:45

2 stops23h 25m

£478

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Wed 21/1

07:00-07:05

2 stops16h 05m

London Heathrow

Mon 26/1

06:20-21:45

2 stops23h 25m

£478

Flights are sorted by cheapest return flights first.

Deals found on 5/11

Showing 1-10 of 39 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

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

Currently, August is the cheapest month in which you can book a flight from Orange County to London Heathrow Airport (average of £443). Flying from Orange County to London Heathrow Airport in January is currently the most expensive (average of £646). 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 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 55m. Airlines will cover a distance of 5438 mi. This flight may include one or multiple stops.

  • 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.

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

    Currently, August is the cheapest month in which you can book a flight from Orange County to London Heathrow Airport (average of £443). Flying from Orange County to London Heathrow Airport in January is currently the most expensive (average of £646). 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 Heathrow Airport?

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

Browse thousands of different options on Cheapflights for your next trip

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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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