HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
London

$299+ 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
HPN — LON
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Westchester County to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find 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 octubre 30, 2025.

This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/612:45 pmHPN - LHR
1 stop12h 40mDelta
mié. 11/1211:30 amLHR - HPN
2 stops27h 17mDelta
Deal found 10/29$642
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/712:55 pmHPN - LHR
1 stop14h 50mDelta
mar. 11/1110:45 amLHR - HPN
1 stop16h 24mDelta
Deal found 10/29$649
This British Airways deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/1511:23 amHPN - LHR
1 stop14h 07mMultiple Airlines
vie. 12/1912:10 pmLHR - HPN
1 stop13h 17mMultiple Airlines
Deal found 10/30$679
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/612:45 pmHPN - LHR
1 stop12h 40mDelta
lun. 11/106:30 amLHR - HPN
2 stops20h 39mDelta
Deal found 10/29$693
This American Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/15:59 pmHPN - LHR
1 stop12h 36mAmerican Airlines
vie. 12/511:00 amLHR - HPN
1 stop15h 59mAmerican Airlines
Deal found 10/30$780
This American Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/306:55 pmHPN - LHR
1 stop13h 05mAmerican Airlines
jue. 11/62:10 pmLHR - HPN
1 stop14h 19mAmerican Airlines
Deal found 10/30$793
This American Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/1212:00 pmHPN - LHR
1 stop15h 15mAmerican Airlines
mar. 12/169:55 amLHR - HPN
1 stop17h 35mAmerican Airlines
Deal found 10/30$812
This American Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/311:30 pmHPN - LHR
1 stop18h 30mAmerican Airlines
mar. 11/42:10 pmLHR - HPN
1 stop12h 49mAmerican Airlines
Deal found 10/30$859
This British Airways deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/304:30 pmHPN - LHR
1 stop15h 05mMultiple Airlines
lun. 11/33:45 pmLHR - HPN
1 stop12h 44mMultiple Airlines
Deal found 10/29$939

Cheap 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 octubre 30, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$649
(British Airways)

One-way from

$299
(British Airways)

Popular in

December

Cheapest in

January

Average price

$550
Provider with most accurate pricing for New York (NYC)-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-London (LON) flights.
Search Deals
From Westchester County to London (LON)
Search Deals
One-way flight from Westchester County to London (LON)
Search Deals
High demand for flights, 4% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Westchester County to London 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 2,558,603 searches. Data last updated octubre 30, 2025.
Use the filters below to find and compare flights from Westchester County to London that are best for you.

Fly from

Westchester County

Fly to

London

Route

Depart

Return

Price

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

jue. 11/13

12:00 pm-6:55 am

1 stop13h 55m

London Heathrow

jue. 11/20

3:45 pm-11:29 pm

1 stop12h 44m

$649

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

mar. 11/18

12:00 pm-6:55 am

1 stop13h 55m

London Heathrow

sáb. 11/22

3:45 pm-11:29 pm

1 stop12h 44m

$649

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

mar. 11/18

4:30 pm-11:35 am

1 stop14h 05m

London Heathrow

dom. 11/23

11:00 am-11:29 pm

1 stop17h 29m

$649

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

lun. 4/20

4:25 pm-11:15 am

1 stop13h 50m

London Heathrow

vie. 4/24

11:05 am-9:50 pm

1 stop15h 45m

$673

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

mar. 4/21

12:44 pm-6:50 am

1 stop13h 06m

London Heathrow

lun. 4/27

1:10 pm-9:50 pm

1 stop13h 40m

$673

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

vie. 4/10

4:25 pm-9:10 am

1 stop11h 45m

London Heathrow

sáb. 4/18

11:05 am-9:50 pm

1 stop15h 45m

$673

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

lun. 1/5

6:00 am-6:25 am

1 stop19h 25m

London Heathrow

sáb. 4/18

3:15 pm-9:52 am

1 stop23h 37m

$748

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

lun. 12/1

5:59 pm-11:35 am

1 stop12h 36m

London Heathrow

vie. 12/5

2:10 pm-11:29 pm

1 stop14h 19m

$780

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

sáb. 2/14

12:00 pm-6:55 am

1 stop13h 55m

London Heathrow

vie. 2/20

11:00 am-9:59 pm

1 stop15h 59m

$987

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

dom. 12/14

6:49 pm-12:00 pm

1 stop12h 11m

London Heathrow

dom. 12/21

2:45 pm-11:00 pm

1 stop13h 15m

$1,001

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 29 results
1
2
3

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

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.

  • 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

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Ilford
Hayes
Southend-on-Sea
Harrow
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Gatwick
Borehamwood
Aylesbury
Bedford
Chipping Norton
Wembley
Folkestone
Eastbourne
Sutton

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 Westchester County to London

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Gatwick flights
LaGuardia to Heathrow flights
John F Kennedy Intl to London City flights
Newark to Gatwick flights
John F Kennedy Intl to Stansted flights
John F Kennedy Intl to Luton flights
LaGuardia to Gatwick flights
Newark to London City flights
Newark to Stansted flights
Newark to Luton flights
LaGuardia to London City flights
Newark to Edinburgh flights
John F Kennedy Intl to Manchester flights
LaGuardia to Stansted flights
John F Kennedy Intl to Edinburgh flights
LaGuardia to Luton flights
Newark to Manchester flights
LaGuardia to Edinburgh flights
LaGuardia to Manchester flights
John F Kennedy Intl to Southampton flights
John F Kennedy Intl to Southend flights
John F Kennedy Intl to Birmingham flights
Newark to Birmingham flights
LaGuardia to Birmingham flights
White Plains to Heathrow flights
Buffalo to Heathrow flights
Syracuse to Heathrow flights
Newark to Southampton flights
John F Kennedy Intl to Leeds flights
Albany to Heathrow flights
Rochester to Heathrow flights
Syracuse to Gatwick flights
Buffalo to Gatwick flights
Syracuse to London City flights
Rochester to Gatwick flights
Newark to Leeds flights
Albany to London City flights
Rochester to London City flights
Albany to Gatwick flights
John F Kennedy Intl to Liverpool flights
John F Kennedy Intl to Newcastle upon Tyne flights
Newark to Liverpool flights
LaGuardia to Leeds flights
Buffalo to London City flights
Newark to Newcastle upon Tyne flights
Newark to Southend flights
Newark to Bristol flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

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.