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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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HPN
1 Jun — 8 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 2 May 2026.

Thu 25/614:45
LHR
-
HPN
1 stop13h 14m
American Airlines
Tue 30/617:46
HPN
-
LHR
1 stop11h 44m
American Airlines
Deal found 28/4£734
Sat 12/912:30
LHR
-
HPN
1 stop12h 44m
American Airlines
Tue 15/916:24
HPN
-
LHR
1 stop11h 41m
American Airlines
Deal found 30/4£745
Thu 25/614:45
LHR
-
HPN
1 stop13h 14m
American Airlines
Sat 4/717:55
HPN
-
LHR
1 stop11h 35m
American Airlines
Deal found 28/4£765
Sat 13/606:15
LHR
-
HPN
2 stops21h 10m
Delta
Sat 20/612:38
HPN
-
LHR
1 stop13h 32m
Delta
Deal found 29/4£784
Fri 15/509:45
LHR
-
HPN
1 stop17h 14m
American Airlines
Sun 17/513:30
HPN
-
LHR
2 stops16h 00m
American Airlines
Deal found 1/5£785
Fri 15/509:45
LHR
-
HPN
1 stop13h 17m
American Airlines
Mon 18/515:01
HPN
-
LHR
1 stop14h 49m
American Airlines
Deal found 1/5£801
Fri 15/509:45
LHR
-
HPN
1 stop13h 17m
American Airlines
Wed 20/506:00
HPN
-
LHR
1 stop22h 00m
American Airlines
Deal found 1/5£812
Sat 16/512:15
LHR
-
HPN
1 stop14h 44m
American Airlines
Tue 19/511:00
HPN
-
LHR
1 stop15h 45m
American Airlines
Deal found 1/5£817

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 2 May 2026.

Round-trip from

£734

One-way from

£420

Popular in

July

Cheapest in

September

Average price

£381
American Airlines
  • American Airlines
  • 25/6-30/6
  • 2 total stops
  • 24h 58m total
  • London to Westchester County
Search Deals
9/9
  • 9/9
  • 1 total stop
  • 24h 54m 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 (£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 2 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

Fri 26/6

10:45-11:58

1 stop30h 13m

White Plains Westchester County

Fri 3/7

17:10-07:10

1 stop33h 00m

£875

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Fri 26/6

10:45-11:58

1 stop30h 13m

White Plains Westchester County

Sat 4/7

12:38-07:10

1 stop13h 32m

£875
Fastest return journey

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Sat 13/6

13:25-22:25

1 stop14h 00m

White Plains Westchester County

Sat 20/6

12:38-07:10

1 stop13h 32m

£891

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Sun 14/6

11:10-21:31

1 stop15h 21m

White Plains Westchester County

Sun 21/6

16:30-10:30

1 stop13h 00m

£1,029

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Sun 14/6

20:05-12:09

2 stops21h 04m

White Plains Westchester County

Sun 21/6

17:10-13:45

2 stops15h 35m

£1,035

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Mon 15/6

06:15-22:25

2 stops21h 10m

White Plains Westchester County

Mon 22/6

12:38-07:10

1 stop13h 32m

£1,054

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Sun 14/6

11:10-21:31

1 stop15h 21m

White Plains Westchester County

Sun 21/6

16:30-11:15

1 stop13h 45m

£1,120

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Thu 14/5

11:10-21:59

1 stop15h 49m

White Plains Westchester County

Sun 17/5

18:35-12:15

1 stop12h 40m

£1,133

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Thu 28/5

11:10-21:32

1 stop15h 22m

White Plains Westchester County

Sat 30/5

12:00-06:50

1 stop13h 50m

£2,724

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Thu 14/5

11:10-21:59

1 stop15h 49m

White Plains Westchester County

Sat 16/5

12:00-11:15

1 stop18h 15m

£2,728

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 21 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, Virgin Atlantic, and American Airlines can get you from London Heathrow Airport to Westchester County in just under 14h. Your travel time can differ by up to 16h 13m. 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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