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Cheap flights from Orange County to London Heathrow Airport from £185

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 29/9. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LHR
17 Oct — 24 Oct1
1 adult
1 adult, Economy

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 17 September 2025.

Round-trip from

£411

One-way from

£185

Popular in

December

Cheapest in

September

Average price

£443
Virgin Atlantic
  • Virgin Atlantic
  • 29/9-15/10
  • 4 total stops
  • 53h 08m total
  • Orange County to London
Search Deals
29/9
  • 29/9
  • 3 total stops
  • 38h 12m total
  • Orange County to London
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£53 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Orange County to Heathrow

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 17 September 2025.

Mon 29/913:15LGB - LHR
2 stops17h 00mVirgin Atlantic
Wed 15/1017:25LHR - LGB
2 stops36h 08mVirgin Atlantic
Deal found 15/9£411
Mon 22/907:01LGB - LHR
2 stops20h 19mVirgin Atlantic
Tue 7/1017:25LHR - LGB
2 stops36h 08mVirgin Atlantic
Deal found 15/9£424
Tue 21/1007:15SNA - LHR
1 stop20h 05mDelta
Thu 30/1008:55LHR - SNA
2 stops20h 33mDelta
Deal found 14/9£436
Wed 24/914:05SNA - LHR
1 stop13h 15mVirgin Atlantic
Fri 3/1006:30LHR - SNA
2 stops21h 57mVirgin Atlantic
Deal found 14/9£436
Tue 21/1010:23SNA - LHR
1 stop12h 57mBritish Airways
Thu 30/1011:55LHR - SNA
1 stop17h 22mBritish Airways
Deal found 14/9£437
Mon 29/907:01LGB - LHR
1 stop18h 49mMultiple Airlines
Wed 15/1017:25LHR - LGB
2 stops36h 08mMultiple Airlines
Deal found 15/9£440
Mon 27/1012:43SNA - LHR
1 stop12h 52mBritish Airways
Fri 7/1112:35LHR - SNA
1 stop17h 04mBritish Airways
Deal found 15/9£441
Sun 28/907:01LGB - LHR
2 stops23h 14mMultiple Airlines
Tue 14/1010:55LHR - LGB
1 stop18h 38mMultiple Airlines
Deal found 16/9£445
Tue 23/909:49SNA - LHR
1 stop16h 01mVirgin Atlantic
Tue 30/911:20LHR - SNA
2 stops19h 02mVirgin Atlantic
Deal found 16/9£445
Fri 31/1013:44SNA - LHR
1 stop13h 16mVirgin Atlantic
Fri 7/1112:30LHR - SNA
1 stop17h 58mVirgin Atlantic
Deal found 16/9£449
Wed 10/1213:15LGB - LHR
1 stop12h 45mMultiple Airlines
Mon 12/120:25LHR - LGB
2 stops27h 58mMultiple Airlines
Deal found 15/9£452
Wed 15/1014:34SNA - LHR
1 stop14h 11mBritish Airways
Wed 12/1108:20LHR - SNA
1 stop17h 41mBritish Airways
Deal found 16/9£455

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 17 September 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

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 5/11

07:15-10:30

1 stop19h 15m

London Heathrow

Tue 11/11

06:20-22:26

2 stops24h 06m

£436

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 11/11

17:20-20:10

2 stops18h 50m

London Heathrow

Tue 18/11

08:55-22:28

2 stops21h 33m

£439

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 27/10

12:43-08:35

1 stop12h 52m

London Heathrow

Fri 7/11

12:35-21:39

1 stop17h 04m

£441

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 30/10

08:00-07:05

1 stop16h 05m

London Heathrow

Thu 6/11

08:55-22:28

2 stops21h 33m

£472

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Fri 31/10

07:00-07:05

2 stops17h 05m

London Heathrow

Fri 7/11

09:00-22:28

2 stops21h 28m

£476

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Fri 17/10

19:00-20:00

2 stops17h 00m

London Heathrow

Fri 24/10

08:40-22:17

2 stops21h 37m

£477

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Fri 17/10

11:28-09:00

1 stop13h 32m

London Heathrow

Tue 28/10

10:05-18:11

1 stop15h 06m

£478

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Fri 27/2

07:10-10:00

1 stop18h 50m

London Heathrow

Tue 3/3

10:00-16:23

2 stops38h 23m

£480

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Fri 10/10

07:00-11:20

2 stops44h 20m

London Heathrow

Fri 24/10

13:25-21:33

2 stops40h 08m

£489

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 30/9

16:15-12:20

1 stop12h 05m

London Heathrow

Tue 7/10

14:10-12:18

1 stop30h 08m

£492

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 32 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, January is the cheapest month in which you can book a flight from Orange County to London Heathrow Airport (average of £112). Flying from Orange County to London Heathrow Airport 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.

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 52m. Airlines will cover a distance of 5437 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 (£252), Virgin Atlantic (£266), and British Airways (£275).

  • 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, January is the cheapest month in which you can book a flight from Orange County to London Heathrow Airport (average of £112). Flying from Orange County to London Heathrow Airport 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 London Heathrow Airport?

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

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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