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Cheap flights from London Heathrow Airport to Westchester County from £446

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 24/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HPN
21 Jun — 28 Jun1
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 22 May 2026.

Wed 23/918:05
LHR
-
HPN
2 stops24h 07m
American Airlines
Mon 28/916:24
HPN
-
LHR
1 stop13h 26m
American Airlines
Deal found 18/5£643
Tue 14/718:05
LHR
-
HPN
2 stops21h 25m
American Airlines
Mon 27/717:26
HPN
-
LHR
2 stops35h 49m
American Airlines
Deal found 19/5£693
Fri 13/1111:40
LHR
-
HPN
2 stops16h 49m
American Airlines
Sat 21/1112:00
HPN
-
LHR
1 stop13h 55m
American Airlines
Deal found 19/5£704
Mon 13/712:15
LHR
-
HPN
1 stop15h 44m
American Airlines
Mon 27/715:22
HPN
-
LHR
2 stops37h 53m
American Airlines
Deal found 19/5£719
Wed 17/608:40
LHR
-
HPN
2 stops18h 45m
Delta
Wed 24/617:10
HPN
-
LHR
2 stops14h 05m
Delta
Deal found 20/5£724
Mon 15/618:05
LHR
-
HPN
2 stops21h 25m
American Airlines
Tue 23/611:00
HPN
-
LHR
2 stops14h 25m
American Airlines
Deal found 17/5£733
Sat 12/912:15
LHR
-
HPN
1 stop14h 32m
American Airlines
Tue 15/907:36
HPN
-
LHR
1 stop20h 29m
American Airlines
Deal found 17/5£733
Mon 13/709:55
LHR
-
HPN
2 stops31h 01m
Delta
Mon 27/712:36
HPN
-
LHR
2 stops20h 09m
Delta
Deal found 19/5£734
Tue 16/614:45
LHR
-
HPN
1 stop13h 14m
American Airlines
Tue 23/617:46
HPN
-
LHR
1 stop11h 44m
American Airlines
Deal found 19/5£736
Mon 22/612:30
LHR
-
HPN
2 stops15h 56m
American Airlines
Tue 7/717:45
HPN
-
LHR
1 stop12h 30m
American Airlines
Deal found 20/5£737
Mon 29/609:15
LHR
-
HPN
2 stops19h 11m
American Airlines
Tue 7/711:00
HPN
-
LHR
2 stops14h 25m
American Airlines
Deal found 21/5£738

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 22 May 2026.

Round-trip from

£643

One-way from

£446

Popular in

July

Cheapest in

September

Average price

£445
American Airlines
  • American Airlines
  • 23/9-28/9
  • 3 total stops
  • 37h 33m total
  • London to Westchester County
Search Deals
American Airlines
  • American Airlines
  • 24/8
  • 2 total stops
  • 17h 14m total
  • London to Westchester County
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£21 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 22 May 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

Wed 1/7

15:15-11:29

1 stop25h 14m

White Plains Westchester County

Mon 6/7

17:45-10:30

1 stop11h 45m

£737
Fastest return journey

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Tue 14/7

06:30-18:07

2 stops16h 37m

White Plains Westchester County

Sat 25/7

12:36-07:10

1 stop13h 34m

£772

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Fri 19/6

06:30-22:25

2 stops20h 55m

White Plains Westchester County

Mon 6/7

17:10-13:45

2 stops15h 35m

£783

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Thu 18/6

08:40-22:25

2 stops18h 45m

White Plains Westchester County

Mon 6/7

17:10-13:45

2 stops15h 35m

£783

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Tue 30/6

06:15-18:03

2 stops16h 48m

White Plains Westchester County

Mon 6/7

12:59-10:40

2 stops16h 41m

£800

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Sat 20/6

06:15-22:25

2 stops21h 10m

White Plains Westchester County

Mon 6/7

17:10-13:45

2 stops15h 35m

£827

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Wed 1/7

09:20-22:25

1 stop18h 05m

White Plains Westchester County

Wed 8/7

12:54-07:55

2 stops14h 01m

£831

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Mon 6/7

15:15-11:29

1 stop25h 14m

White Plains Westchester County

Mon 13/7

17:45-11:15

1 stop12h 30m

£850

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Tue 23/6

11:10-22:59

1 stop16h 49m

White Plains Westchester County

Thu 2/7

12:00-11:15

1 stop18h 15m

£852

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Sun 5/7

15:00-09:28

1 stop23h 28m

White Plains Westchester County

Sun 12/7

16:39-12:15

1 stop14h 36m

£858

Flights are sorted by cheapest return flights first.

Deals found on 19/5

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?

    American Airlines and Delta can get you from London Heathrow Airport to Westchester County in just under 16h 37m. Your travel time can differ by up to 8h 37m. 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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