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 (£212), Air Canada (£322), and Virgin Atlantic (£328).

How far in advance should I book a flight from Orange County to London Heathrow Airport?

Find a great deal and save up to 16% by booking at least 56 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Orange County to London Heathrow Airport within the next two weeks, with the cheapest ticket starting at £574.

What is the cheapest month to fly from Orange County to London Heathrow Airport?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, October can be a great choice for travel to London Heathrow Airport. Flights to London Heathrow Airport from Orange County in October are about £598 on average during October, but can be found for as low as £356.

What is the cheapest time of day to fly from KFI to LHR?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Orange County to London Heathrow Airport as you normally would.

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.

£212+ Flights from Orange County to London Heathrow Airport

Cheap flight deals from Orange County to Heathrow

Round-trip from	£495
One-way from	£212
Popular in	June
Cheapest in	October
Average price	£514

Delta
3/3-18/3
3 total stops
74h 35m total
Orange County to London

Search Deals

WestJet
9/2
1 total stop
15h 30m total
Orange County to London

Search Deals

Highest demand for flights based on searches. 16% potential increase in price (£94 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).

Search Deals

Average for round-trip flights in February 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 5 February 2025.

Mon 3/307:10LGB - LHR

1 stop18h 50mDelta

Tue 18/311:45LHR - LGB

2 stops55h 45mDelta

Deal found 4/2£495

Mon 3/307:10LGB - LHR

1 stop18h 50mKLM

Tue 18/310:45LHR - LGB

1 stop18h 00mKLM

Deal found 4/2£506

Wed 12/310:00SNA - LHR

1 stop17h 00mKLM

Wed 19/306:30LHR - SNA

2 stops18h 37mKLM

Deal found 4/2£506

Wed 12/307:00SNA - LHR

2 stops21h 10mDelta

Wed 19/306:30LHR - SNA

2 stops18h 37mDelta

Deal found 4/2£510

Tue 11/312:30SNA - LHR

1 stop14h 40mUnited Airlines

Tue 18/307:40LHR - SNA

2 stops20h 11mUnited Airlines

Deal found 5/2£525

Tue 4/312:30SNA - LHR

1 stop13h 40mMultiple Airlines

Tue 11/306:30LHR - SNA

2 stops36h 00mMultiple Airlines

Deal found 3/2£532

Tue 4/312:30SNA - LHR

1 stop13h 40mAir Canada

Tue 11/313:00LHR - SNA

1 stop29h 30mAir Canada

Deal found 3/2£553

Fri 7/311:25SNA - LHR

1 stop17h 45mVirgin Atlantic

Thu 13/310:45LHR - SNA

1 stop14h 34mVirgin Atlantic

Deal found 4/2£557

Mon 3/307:10LGB - LHR

2 stops15h 55mMultiple Airlines

Mon 10/315:45LHR - LGB

2 stops31h 37mMultiple Airlines

Deal found 3/2£565

Tue 8/413:30LGB - LHR

2 stops15h 40mVirgin Atlantic

Tue 13/517:25LHR - LGB

2 stops36h 20mVirgin Atlantic

Deal found 4/2£601

Wed 30/411:18SNA - LHR

1 stop18h 57mAir France

Tue 3/610:55LHR - SNA

1 stop13h 23mAir France

Deal found 5/2£619

Thu 20/213:20SNA - LHR

1 stop15h 30mWestJet

Tue 25/214:50LHR - SNA

1 stop29h 45mWestJet

Deal found 5/2£633

Best flights from Orange County to Heathrow
Discover carefully curated flight deals from Orange County to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 February 2025.

Mon 3/307:10LGB - LHR

1 stop18h 50mDelta

Tue 18/311:45LHR - LGB

2 stops55h 45mDelta

Deal found 4/2£495

Mon 3/307:10LGB - LHR

1 stop18h 50mKLM

Tue 18/310:45LHR - LGB

1 stop18h 00mKLM

Deal found 4/2£506

Wed 26/212:30SNA - LHR

1 stop13h 40mMultiple Airlines

Wed 5/306:30LHR - SNA

2 stops37h 00mMultiple Airlines

Deal found 3/2£532

Wed 19/212:30SNA - LHR

1 stop13h 40mAir Canada

Fri 28/215:00LHR - SNA

2 stops38h 45mAir Canada

Deal found 2/2£543

Wed 19/312:30SNA - LHR

1 stop14h 40mUnited Airlines

Wed 26/307:40LHR - SNA

2 stops20h 11mUnited Airlines

Deal found 4/2£549

Tue 8/413:30LGB - LHR

2 stops15h 40mVirgin Atlantic

Tue 13/517:25LHR - LGB

2 stops36h 20mVirgin Atlantic

Deal found 4/2£601

Sun 16/213:20SNA - LHR

1 stop15h 30mWestJet

Wed 19/214:50LHR - SNA

1 stop29h 45mWestJet

Deal found 3/2£762

Fri 7/308:30SNA - LHR

2 stops20h 40mBritish Airways

Thu 13/306:15LHR - SNA

2 stops20h 51mBritish Airways

Deal found 4/2£766

Thu 6/310:18SNA - LHR

2 stops16h 32mIcelandair

Thu 13/312:15LHR - SNA

2 stops17h 15mIcelandair

Deal found 4/2£789

Wed 12/310:00SNA - LHR

1 stop17h 00mKLM

Wed 19/306:30LHR - SNA

2 stops18h 37mKLM

Deal found 4/2£506

Wed 12/307:00SNA - LHR

2 stops21h 10mDelta

Wed 19/306:30LHR - SNA

2 stops18h 37mDelta

Deal found 4/2£510

Thu 19/607:10LGB - LHR

2 stops47h 25mAir France

Sun 22/611:30LHR - LGB

2 stops36h 49mAir France

Deal found 4/2£1,128

Last-minute flights from Orange County to Heathrow
Discover last-minute flight deals from Orange County to Heathrow. Data last updated 5 February 2025 and is based on user searches.

Mon 10/213:20LGB - LHR

2 stops33h 30mMultiple Airlines

Mon 17/220:25LHR - LGB

2 stops27h 52mMultiple Airlines

Deal found 3/2£751

Mon 10/213:20SNA - LHR

1 stop15h 30mWestJet

Mon 17/214:50LHR - SNA

1 stop29h 45mWestJet

Deal found 4/2£5,018

Fri 14/212:30SNA - LHR

2 stops58h 40mMultiple Airlines

Sat 22/219:30LHR - SNA

2 stops48h 00mMultiple Airlines

Deal found 4/2£803

Fri 14/218:50SNA - LHR

1 stop28h 35mUnited Airlines

Sat 22/213:00LHR - SNA

1 stop30h 30mUnited Airlines

Deal found 4/2£845

Fri 14/210:46SNA - LHR

1 stop13h 09mBrussels Airlines

Thu 20/210:25LHR - SNA

1 stop16h 18mBrussels Airlines

Deal found 4/2£6,851

Mon 17/213:20LGB - LHR

1 stop12h 40mVirgin Atlantic

Tue 4/309:10LHR - LGB

2 stops20h 34mVirgin Atlantic

Deal found 4/2£764

Thu 20/213:20SNA - LHR

1 stop15h 30mWestJet

Tue 25/214:50LHR - SNA

1 stop29h 45mWestJet

Deal found 5/2£633

Mon 3/307:10LGB - LHR

1 stop18h 50mDelta

Tue 18/311:45LHR - LGB

2 stops55h 45mDelta

Deal found 4/2£495

Mon 3/307:10LGB - LHR

1 stop18h 50mKLM

Tue 18/310:45LHR - LGB

1 stop18h 00mKLM

Deal found 4/2£506

Mon 3/307:10LGB - LHR

2 stops15h 55mMultiple Airlines

Mon 10/315:45LHR - LGB

2 stops31h 37mMultiple Airlines

Deal found 3/2£565

Tue 4/312:30SNA - LHR

1 stop13h 40mMultiple Airlines

Tue 11/306:30LHR - SNA

2 stops36h 00mMultiple Airlines

Deal found 3/2£532

Tue 4/312:30SNA - LHR

1 stop13h 40mAir Canada

Tue 11/313:00LHR - SNA

1 stop29h 30mAir Canada

Deal found 3/2£553

One-way flights from Orange County to Heathrow
Search for one-way flight options from Orange County to Heathrow. Find affordable one-way fares based on user searches. Data last updated 5 February 2025.

Sun 9/213:20SNA - LHR

1 stop15h 30mWestJet

Deal found 4/2£212

Mon 26/518:09SNA - LHR

3 stops57h 56mMultiple Airlines

Deal found 4/2£309

Wed 19/312:30SNA - LHR

1 stop14h 40mAir Canada

Deal found 4/2£322

Wed 16/410:00SNA - LHR

1 stop15h 50mVirgin Atlantic

Deal found 3/2£328

Wed 19/313:30LGB - LHR

2 stops20h 10mVirgin Atlantic

Deal found 4/2£334

Mon 24/307:10LGB - LHR

2 stops20h 45mDelta

Deal found 5/2£340

Tue 25/308:40SNA - LHR

2 stops18h 35mUnited Airlines

Deal found 3/2£340

Sun 30/307:10LGB - LHR

2 stops23h 05mAir France

Deal found 4/2£359

Thu 20/207:10LGB - LHR

2 stops15h 55mKLM

Deal found 4/2£398

Sun 30/308:45SNA - LHR

1 stop16h 55mLufthansa

Deal found 4/2£426

Sun 9/308:45SNA - LHR

2 stops16h 20mAer Lingus

Deal found 3/2£491

Tue 25/211:17SNA - LHR

1 stop16h 48mIberia

Deal found 4/2£507

Find flights from Orange County to Heathrow within your budget

Fly from

Fly to

Route

Depart

Return

Price

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Mon 3/3

07:10-10:00

1 stop18h 50m

London Heathrow

Tue 18/3

11:45-12:30

2 stops55h 45m

£495

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Mon 3/3

07:10-10:00

1 stop18h 50m

London Heathrow

Tue 18/3

10:45-21:45

1 stop18h 00m

£506

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 12/3

10:00-10:00

1 stop17h 00m

London Heathrow

Wed 19/3

06:30-18:07

2 stops18h 37m

£506

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 12/3

07:00-11:10

2 stops21h 10m

London Heathrow

Wed 19/3

06:30-18:07

2 stops18h 37m

£510

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 26/2

12:30-10:10

1 stop13h 40m

London Heathrow

Wed 5/3

06:30-11:30

2 stops37h 00m

£532

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 19/2

12:30-10:10

1 stop13h 40m

London Heathrow

Fri 28/2

15:00-21:45

2 stops38h 45m

£543

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 19/3

12:30-10:10

1 stop14h 40m

London Heathrow

Wed 26/3

07:40-20:51

2 stops20h 11m

£549

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Mon 3/3

07:10-07:05

2 stops15h 55m

London Heathrow

Mon 10/3

15:45-16:22

2 stops31h 37m

£565

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

Tue 8/4

13:30-13:10

2 stops15h 40m

London Heathrow

Tue 13/5

17:25-21:45

2 stops36h 20m

£601

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sun 16/2

13:20-12:50

1 stop15h 30m

London Heathrow

Wed 19/2

14:50-12:35

1 stop29h 45m

£762

Flights are sorted by cheapest return flights first.

Deals found on 4/2

Showing 1-10 of 31 results

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.

Travel insights for flights from Orange County to Heathrow

Get recent, data-driven insights about flights from Orange County to Heathrow including ideal travel times, pricing trends, and more.

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 £162). 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 Heathrow by month

In terms of precipitation, rainfall in London Heathrow Airport 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 Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

If weather is an important factor for your trip to London Heathrow Airport, 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 Heathrow

Read through reviews of airlines operating flights from Orange County to London, such as Delta, KLM and Finnair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

8,406 reviews

Check prices

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.

Delta

8.0

Very Good

8,406 reviews

Delta

8.0

Very Good

8,406 reviews

Check prices

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.

KLM

7.8

Good

1,334 reviews

Delta

8.0

Very Good

8,406 reviews

Check prices

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.

Finnair

7.6

Good

1,284 reviews

Delta

8.0

Very Good

8,406 reviews

Check prices

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.

Virgin Atlantic

7.5

Good

658 reviews

Delta

8.0

Very Good

8,406 reviews

Check prices

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.

Air France

7.4

Good

1,469 reviews

Delta

8.0

Very Good

8,406 reviews

Check prices

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

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 (£212), Air Canada (£322), and Virgin Atlantic (£328).
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 £162). 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

Deal

Hounslow

Gatwick

Milton Keynes

Croydon

Slough

Luton

Ilford

Hayes

Eastbourne

Northampton

Swindon

Southend-on-Sea

Wembley

Ipswich

Maidstone

Winchester

Crawley

Watford

Dartford

Browse thousands of different options on Cheapflights for your next trip

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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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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Orange County to London Heathrow Airport from £212

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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Orange County to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Orange County to Heathrow

Cheapest flights from Orange County to HeathrowExplore 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 5 February 2025.

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 5 February 2025.

Find flights from Orange County to Heathrow within your budget

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.

Travel insights for flights from Orange County to Heathrow

Get recent, data-driven insights about flights from Orange County to Heathrow including ideal travel times, pricing trends, and more.

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

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from Orange County to London, such as Delta, KLM and Finnair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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.

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

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

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

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

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

Travelling to a place near Orange County?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Orange County to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

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?

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

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

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

100% Free

Book with Flexibility

Travel Smart

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 5 February 2025.