How long is the flight from Westchester County to London?

For as low as $629, KLM can have you in London from Westchester County in 11h 21m. The distance from Westchester County to London is about 3419 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

If weather is an important factor for your trip to London, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

What are the most popular routes from Westchester County to London?

While some choose either White Plains Westchester County - London Gatwick or White Plains Westchester County - London Luton, White Plains Westchester County - London Heathrow is the most popular route from Westchester County to London.

What is the cheapest time of day to fly from REU to LON?

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

Can I find deals for flights from Westchester County to London that include hotel bookings?

Yes. In addition to deals on Westchester County to London flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Westchester County to London?

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

Can I find deals for business class flights from Westchester County to London?

Yes. Cheapflights offers flight deals from Westchester 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.

$295+ Flights from Westchester County to London

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Cheap flight deals from Westchester County to London

Cheapest flights from Westchester County to London
Explore the most affordable flight options available from Westchester County to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 17, 2025.

Fri 12/266:29 amHPN - LHR

1 stop20h 46mAmerican Airlines

Thu 1/85:00 pmLHR - HPN

2 stops26h 39mAmerican Airlines

Deal found 12/16

$937

Fri 12/266:29 amHPN - LHR

1 stop22h 56mAmerican Airlines

Mon 12/292:10 pmLHR - HPN

1 stop30h 49mAmerican Airlines

Deal found 12/16

$938

Fri 12/2610:05 amHPN - LHR

1 stop18h 10mAmerican Airlines

Sun 12/285:00 pmLHR - HPN

2 stops26h 30mAmerican Airlines

Deal found 12/16

$953

Thu 12/2511:04 amHPN - LHR

2 stops17h 36mAmerican Airlines

Thu 1/85:00 pmLHR - HPN

2 stops26h 39mAmerican Airlines

Deal found 12/16

$982

Thu 12/2511:04 amHPN - LHR

2 stops17h 36mAmerican Airlines

Mon 12/292:10 pmLHR - HPN

1 stop30h 49mAmerican Airlines

Deal found 12/16

$984

Tue 12/234:30 pmHPN - LHR

2 stops14h 25mAmerican Airlines

Mon 12/292:10 pmLHR - HPN

1 stop30h 49mAmerican Airlines

Deal found 12/16

$995

Tue 12/234:30 pmHPN - LHR

2 stops14h 25mAmerican Airlines

Sun 12/2811:00 amLHR - HPN

1 stop33h 59mAmerican Airlines

Deal found 12/16

$1,033

Wed 12/2410:05 amHPN - LHR

1 stop20h 55mAmerican Airlines

Thu 1/85:00 pmLHR - HPN

2 stops26h 39mAmerican Airlines

Deal found 12/16

$1,061

Thu 12/2512:00 pmHPN - LHR

1 stop17h 25mAmerican Airlines

Sun 12/2811:00 amLHR - HPN

1 stop33h 59mAmerican Airlines

Deal found 12/16

$1,076

Fri 12/266:29 amHPN - LHR

1 stop20h 46mAmerican Airlines

Tue 12/3012:35 pmLHR - HPN

1 stop33h 51mAmerican Airlines

Deal found 12/16

$1,120

Mon 12/227:00 amHPN - LHR

1 stop23h 30mAmerican Airlines

Thu 1/86:00 pmLHR - HPN

2 stops25h 39mAmerican Airlines

Deal found 12/16

$1,166

Best flights from Westchester County to London
Discover carefully curated flight deals from Westchester County to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 17, 2025.

Fri 1/304:29 pmHPN - LHR

1 stop14h 11mKLM

Fri 2/66:30 amLHR - HPN

2 stops16h 30mKLM

Deal found 12/16

$621

Mon 3/164:29 pmHPN - LHR

1 stop11h 21mDelta

Tue 3/248:40 amLHR - HPN

2 stops17h 27mDelta

Deal found 12/16

$629

Tue 3/1712:48 pmHPN - LHR

1 stop13h 37mDelta

Wed 3/2511:45 amLHR - HPN

2 stops26h 02mDelta

Deal found 12/16

$629

Thu 1/294:29 pmHPN - LHR

1 stop14h 11mKLM

Thu 2/512:30 pmLHR - HPN

1 stop14h 30mKLM

Deal found 12/15

$648

Thu 1/2912:36 pmHPN - LHR

1 stop15h 09mDelta

Thu 2/58:40 amLHR - HPN

2 stops18h 20mDelta

Deal found 12/15

$630

Wed 2/1112:38 pmHPN - LHR

1 stop15h 07mDelta

Sun 3/16:30 amLHR - HPN

2 stops20h 30mDelta

Deal found 12/15

$630

Fri 1/3012:36 pmHPN - LHR

2 stops16h 39mDelta

Fri 2/66:30 amLHR - HPN

2 stops20h 30mDelta

Deal found 12/16

$634

Fri 3/136:59 pmHPN - LHR

1 stop32h 51mDelta

Wed 3/258:40 amLHR - HPN

2 stops17h 27mDelta

Deal found 12/16

$635

Mon 3/164:29 pmHPN - LHR

1 stop11h 21mDelta

Wed 3/253:50 pmLHR - HPN

1 stop21h 57mDelta

Deal found 12/16

$657

Sat 1/246:40 pmHPN - LHR

1 stop12h 00mDelta

Sun 2/812:30 pmLHR - HPN

1 stop14h 30mDelta

Deal found 12/16

$657

Last-minute flights from Westchester County to London
Discover last-minute flight deals from Westchester County to London. Data last updated December 17, 2025 and is based on user searches.

Fri 12/266:29 amHPN - LHR

1 stop20h 46mAmerican Airlines

Thu 1/85:00 pmLHR - HPN

2 stops26h 39mAmerican Airlines

Deal found 12/16

$937

Fri 12/266:29 amHPN - LHR

1 stop22h 56mAmerican Airlines

Mon 12/292:10 pmLHR - HPN

1 stop30h 49mAmerican Airlines

Deal found 12/16

$938

Thu 1/86:00 amHPN - LHR

1 stop20h 50mDelta

Mon 1/126:20 amLHR - HPN

2 stops20h 40mDelta

Deal found 12/16

$835

Thu 1/84:30 pmHPN - LHR

1 stop14h 05mMultiple Airlines

Wed 1/149:45 amLHR - HPN

1 stop18h 14mMultiple Airlines

Deal found 12/16

$857

Thu 1/812:36 pmHPN - LHR

2 stops14h 29mDelta

Sun 1/118:55 amLHR - HPN

1 stop14h 05mDelta

Deal found 12/16

$861

Fri 1/94:30 pmHPN - LHR

1 stop14h 05mMultiple Airlines

Tue 6/21:10 pmLHR - HPN

1 stop14h 44mMultiple Airlines

Deal found 12/15

$940

Tue 1/274:30 pmHPN - LHR

1 stop14h 05mMultiple Airlines

Sun 2/811:00 amLHR - HPN

1 stop17h 00mMultiple Airlines

Deal found 12/16

$657

Thu 1/2912:36 pmHPN - LHR

1 stop15h 09mDelta

Thu 2/58:40 amLHR - HPN

2 stops18h 20mDelta

Deal found 12/15

$630

Thu 1/294:29 pmHPN - LHR

1 stop14h 11mKLM

Thu 2/512:30 pmLHR - HPN

1 stop14h 30mKLM

Deal found 12/15

$648

Fri 1/304:29 pmHPN - LHR

1 stop14h 11mKLM

Fri 2/66:30 amLHR - HPN

2 stops16h 30mKLM

Deal found 12/16

$621

Fri 1/3012:36 pmHPN - LHR

2 stops15h 24mVirgin Atlantic

Fri 2/66:30 amLHR - HPN

2 stops16h 30mVirgin Atlantic

Deal found 12/16

$634

One-way flights from Westchester County to London
Search for one-way flight options from Westchester County to London. Find affordable one-way fares based on user searches. Data last updated December 17, 2025.

Fri 1/304:30 pmHPN - LHR

1 stop14h 05mAmerican Airlines

Deal found 12/16

$295

Mon 1/193:09 pmHPN - LHR

1 stop13h 51mMultiple Airlines

Deal found 12/17

$299

Wed 3/115:30 pmHPN - LHR

1 stop14h 00mMultiple Airlines

Deal found 12/15

$315

Sun 5/1012:44 pmHPN - LHR

1 stop13h 06mMultiple Airlines

Deal found 12/16

$349

Sat 3/145:30 pmHPN - LHR

1 stop14h 00mMultiple Airlines

Deal found 12/14

$375

Thu 1/812:08 pmHPN - LGW

3 stops27h 32mMultiple Airlines

Deal found 12/16

$384

Tue 1/135:12 pmHPN - LHR

1 stop10h 33mDelta

Deal found 12/14

$419

Thu 1/81:20 pmHPN - LHR

3 stops44h 05mMultiple Airlines

Deal found 12/16

$443

Tue 5/196:40 pmHPN - LHR

1 stop11h 30mDelta

Deal found 12/15

$514

Thu 1/81:20 pmHPN - STN

3 stops53h 35mMultiple Airlines

Deal found 12/16

$518

Thu 1/85:12 pmHPN - LHR

1 stop10h 33mDelta

Deal found 12/16

$519

Fri 5/224:28 pmHPN - LHR

1 stop11h 37mMultiple Airlines

Deal found 12/16

$534

Find flight deals from Westchester County to London

Most accurate provider	Mytrip 3 stars
Most trusted provider	Mytrip 3 stars
Round-trip from	$621 (KLM)
One-way from	$295 (American Airlines)
Popular in	December
Cheapest in	January
Average price	$731

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From Westchester County to London (LON)

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One-way flight from Westchester County to London (LON)

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High demand for flights, 0% potential price rise

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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).

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Average for round-trip flights in December 2025

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Westchester County to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

Fri 1/30

4:29 pm-11:40 am

1 stop14h 11m

London Heathrow

Fri 2/6

6:30 am-6:00 pm

2 stops16h 30m

$621

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

Mon 3/16

4:29 pm-7:50 am

1 stop11h 21m

London Heathrow

Tue 3/24

8:40 am-10:07 pm

2 stops17h 27m

$629

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

Tue 3/17

12:48 pm-6:25 am

1 stop13h 37m

London Heathrow

Wed 3/25

11:45 am-9:47 am

2 stops26h 02m

$629

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

Thu 1/29

12:36 pm-8:45 am

1 stop15h 09m

London Heathrow

Thu 2/5

8:40 am-10:00 pm

2 stops18h 20m

$630

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

Wed 2/11

12:38 pm-8:45 am

1 stop15h 07m

London Heathrow

Sun 3/1

6:30 am-10:00 pm

2 stops20h 30m

$630

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

Fri 1/30

12:36 pm-10:15 am

2 stops16h 39m

London Heathrow

Fri 2/6

6:30 am-10:00 pm

2 stops20h 30m

$634

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

Fri 3/13

6:59 pm-7:50 am

1 stop32h 51m

London Heathrow

Wed 3/25

8:40 am-10:07 pm

2 stops17h 27m

$635

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

Thu 1/29

4:29 pm-11:40 am

1 stop14h 11m

London Heathrow

Thu 2/5

12:30 pm-10:00 pm

1 stop14h 30m

$648

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

Mon 3/16

4:29 pm-7:50 am

1 stop11h 21m

London Heathrow

Wed 3/25

3:50 pm-9:47 am

1 stop21h 57m

$657

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

Sat 1/24

6:40 pm-11:40 am

1 stop12h 00m

London Heathrow

Sun 2/8

12:30 pm-10:00 pm

1 stop14h 30m

$657

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 24 results

Best time to book a flight from Westchester County to London

Have a flexible travel schedule? Discover the best time to fly to London from Westchester County with our price prediction graph.

Estimated round-trip 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 Westchester County to London

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Westchester County to London?
For as low as $629, KLM can have you in London from Westchester County in 11h 21m. The distance from Westchester County to London is about 3419 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the most popular routes from Westchester County to London?
While some choose either White Plains Westchester County - London Gatwick or White Plains Westchester County - London Luton, White Plains Westchester County - London Heathrow is the most popular route from Westchester County to London.
Can I find deals for flights from Westchester County to London that include hotel bookings?
Yes. In addition to deals on Westchester County to London flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Westchester County to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Westchester County to London.
Can I find deals for business class flights from Westchester County to London?
Yes. Cheapflights offers flight deals from Westchester 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.

See more FAQs

Ilford

Hounslow

Southend-on-Sea

Harrow

Eastleigh

Dartford

Dover

Winchester

Croydon

Orpington

Watford

Hayes

Borehamwood

Aylesbury

Chipping Norton

Horley

Kingston upon Thames

Wembley

Folkestone

Eastbourne

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$295+ Cheap flights from Westchester County to London (LON)

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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Westchester County to London with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Westchester County to London

Cheapest flights from Westchester County to LondonExplore the most affordable flight options available from Westchester County to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 17, 2025.

Explore the most affordable flight options available from Westchester County to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 17, 2025.

Find flight deals from Westchester County to London

Keep the following information in mind while searching for Westchester County to London flight deals. Data was last updated December 17, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Westchester County to London that are best for you.

Best time to book a flight from Westchester County to London

Have a flexible travel schedule? Discover the best time to fly to London from Westchester County with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Westchester County to London

Related info for your journey

Find useful and relevant information for your journey from Westchester 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 Westchester County to London?

What are the most popular routes from Westchester County to London?

Can I find deals for flights from Westchester County to London that include hotel bookings?

How can I find direct flights from Westchester County to London?

Can I find deals for business class flights from Westchester County to London?

Traveling to a place near London?

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Cheapest flights from Westchester County to London
Explore the most affordable flight options available from Westchester County to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 17, 2025.