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Cheap flights from London Heathrow Airport to Westchester County from £420

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 23/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HPN
18 May — 25 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Westchester County

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Westchester County
Explore the most affordable flight options available from Heathrow to Westchester County. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 April 2026.

Wed 29/414:10
LHR
-
HPN
2 stops25h 20m
American Airlines
Thu 7/512:00
HPN
-
LHR
1 stop13h 50m
American Airlines
Deal found 14/4£565
Mon 4/508:15
LHR
-
HPN
2 stops19h 45m
American Airlines
Sun 10/511:00
HPN
-
LHR
2 stops17h 40m
American Airlines
Deal found 14/4£590
Thu 30/411:00
LHR
-
HPN
2 stops14h 27m
American Airlines
Thu 7/511:00
HPN
-
LHR
2 stops16h 30m
American Airlines
Deal found 14/4£595
Sat 2/512:30
LHR
-
HPN
2 stops15h 30m
American Airlines
Thu 7/511:00
HPN
-
LHR
2 stops16h 30m
American Airlines
Deal found 14/4£604
Wed 29/406:30
LHR
-
HPN
2 stops16h 46m
Delta
Fri 8/517:15
HPN
-
LHR
2 stops13h 50m
Delta
Deal found 14/4£609
Thu 30/408:40
LHR
-
HPN
2 stops18h 23m
Delta
Thu 7/512:30
HPN
-
LHR
2 stops18h 40m
Delta
Deal found 14/4£611
Wed 29/410:45
LHR
-
HPN
1 stop30h 04m
Delta
Sat 9/517:15
HPN
-
LHR
2 stops13h 50m
Delta
Deal found 14/4£615
Fri 1/519:50
LHR
-
HPN
2 stops20h 59m
Delta
Thu 7/512:30
HPN
-
LHR
2 stops18h 40m
Delta
Deal found 14/4£619
Wed 29/409:45
LHR
-
HPN
1 stop12h 41m
American Airlines
Sat 9/518:35
HPN
-
LHR
1 stop12h 40m
American Airlines
Deal found 14/4£621
Thu 30/409:45
LHR
-
HPN
1 stop12h 41m
American Airlines
Sun 10/511:00
HPN
-
LHR
2 stops17h 40m
American Airlines
Deal found 14/4£624
Sat 2/509:40
LHR
-
HPN
2 stops17h 23m
Delta
Thu 7/512:30
HPN
-
LHR
2 stops18h 40m
Delta
Deal found 14/4£630

Find flight deals from Heathrow to Westchester County

Keep the following information in mind while searching for Heathrow to Westchester County flight deals. Data was last updated 18 April 2026.

Round-trip from

£565

One-way from

£420

Popular in

July

Cheapest in

September

Average price

£446
American Airlines
  • American Airlines
  • 29/4-7/5
  • 3 total stops
  • 39h 10m total
  • London to Westchester County
Search Deals
23/9
  • 23/9
  • 1 total stop
  • 13h 37m total
  • London to Westchester County
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£19 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Westchester County 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 18 April 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Westchester County that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Fri 1/5

16:05-11:49

2 stops24h 44m

White Plains Westchester County

Sat 9/5

17:15-12:05

2 stops13h 50m

£652
Fastest return journey

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Sun 20/9

14:25-23:20

2 stops13h 55m

White Plains Westchester County

Sun 10/1

11:00-06:15

2 stops14h 15m

£742

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Fri 29/5

11:10-21:32

1 stop15h 22m

White Plains Westchester County

Fri 5/6

16:30-11:15

1 stop13h 45m

£764

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Wed 17/6

13:10-22:59

1 stop14h 49m

White Plains Westchester County

Sun 21/6

12:00-06:50

1 stop13h 50m

£893

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Sun 31/5

15:15-11:29

1 stop25h 14m

White Plains Westchester County

Sun 7/6

16:30-11:15

1 stop13h 45m

£907

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Mon 20/7

18:55-15:47

2 stops25h 52m

White Plains Westchester County

Fri 31/7

06:29-07:15

1 stop19h 46m

£913

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Tue 21/7

18:55-11:53

2 stops21h 58m

White Plains Westchester County

Fri 31/7

06:29-07:15

1 stop19h 46m

£913

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Wed 22/7

11:45-09:49

2 stops27h 04m

White Plains Westchester County

Tue 28/7

12:35-09:15

2 stops15h 40m

£913

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Wed 22/7

11:45-09:49

2 stops27h 04m

White Plains Westchester County

Wed 29/7

06:29-06:20

2 stops18h 51m

£927

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Wed 27/5

10:45-15:49

1 stop34h 04m

White Plains Westchester County

Sat 30/5

17:15-07:10

1 stop32h 55m

£988

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Showing 1-10 of 24 resultsSorted by cheapest first
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Best time to book a flight from Heathrow to Westchester County

Have a flexible travel schedule? Discover the best time to fly to Westchester County from Heathrow 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 London Heathrow Airport to Westchester County
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 Heathrow to Westchester County. 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 London Heathrow Airport to Westchester County?

    Delta and American Airlines can get you from London Heathrow Airport to Westchester County in just under 13h 55m. Your travel time can differ by up to 10h 49m. London Heathrow Airport and Westchester County are separated by a distance of 3419 mi. Both multi-stop and direct flights can be found to your destination and back.

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

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

  • How can I find direct flights from Heathrow to Westchester County?

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Westchester County 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

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How does Cheapflights help users find flights from Heathrow to Westchester County?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Westchester County. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Westchester County for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from Heathrow to Westchester County with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Westchester County from Heathrow today and book when prices fit your budget.

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