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Cheap flights from London Heathrow Airport to Westchester County from £427

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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HPN
17 Aug — 24 Aug1
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 July 2026.

Tue 1/911:10
LHR
-
HPN
1 stop15h 49m
Multiple Airlines
Fri 11/917:23
HPN
-
LHR
1 stop12h 27m
Multiple Airlines
Deal found 14/7£617
Mon 5/1013:10
LHR
-
HPN
1 stop13h 49m
Multiple Airlines
Thu 15/1012:19
HPN
-
LHR
1 stop13h 31m
Multiple Airlines
Deal found 16/7£621
Thu 10/913:10
LHR
-
HPN
1 stop14h 49m
Multiple Airlines
Mon 14/917:35
HPN
-
LHR
1 stop12h 40m
Multiple Airlines
Deal found 17/7£623
Fri 2/1009:55
LHR
-
HPN
2 stops31h 01m
Delta
Sat 10/1017:22
HPN
-
LHR
1 stop32h 48m
Delta
Deal found 14/7£631
Mon 5/1009:55
LHR
-
HPN
2 stops31h 04m
Delta
Wed 14/1012:40
HPN
-
LHR
1 stop13h 30m
Delta
Deal found 16/7£632
Tue 13/1010:45
LHR
-
HPN
1 stop34h 02m
Delta
Sun 25/1012:40
HPN
-
LHR
1 stop16h 05m
Delta
Deal found 17/7£632
Sat 3/1007:35
LHR
-
HPN
2 stops17h 54m
American Airlines
Tue 13/1015:16
HPN
-
LHR
2 stops13h 34m
American Airlines
Deal found 16/7£633
Sun 4/1013:45
LHR
-
HPN
2 stops14h 41m
American Airlines
Thu 15/1017:54
HPN
-
LHR
1 stop11h 56m
American Airlines
Deal found 16/7£637
Mon 31/811:10
LHR
-
HPN
1 stop15h 49m
Multiple Airlines
Mon 7/916:30
HPN
-
LHR
1 stop13h 45m
Multiple Airlines
Deal found 17/7£638
Mon 31/814:25
LHR
-
HPN
1 stop13h 34m
American Airlines
Mon 7/917:45
HPN
-
LHR
1 stop13h 30m
American Airlines
Deal found 17/7£639

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 July 2026.

Round-trip from

£617

One-way from

£427

Popular in

June

Cheapest in

September

Average price

£551
American Airlines
  • American Airlines
  • 14/10-24/10
  • 3 total stops
  • 38h 28m total
  • London to Westchester County
Search Deals
American Airlines
  • American Airlines
  • 12/10
  • 2 total stops
  • 26h 41m total
  • London to Westchester County
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£68 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 July 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

Tue 1/9

13:10-21:59

1 stop13h 49m

White Plains Westchester County

Sat 12/9

16:30-11:15

1 stop13h 45m

£617

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Tue 1/9

11:10-21:59

1 stop15h 49m

White Plains Westchester County

Fri 11/9

17:23-10:50

1 stop12h 27m

£617
Fastest return journey

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Thu 10/9

13:10-22:59

1 stop14h 49m

White Plains Westchester County

Mon 14/9

17:35-11:15

1 stop12h 40m

£623

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Sun 4/10

15:15-09:49

1 stop23h 34m

White Plains Westchester County

Tue 13/10

17:22-12:05

2 stops13h 43m

£664

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Mon 24/8

13:10-21:59

1 stop13h 49m

White Plains Westchester County

Sun 30/8

11:00-07:45

1 stop15h 45m

£664

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Mon 31/8

06:30-18:07

2 stops16h 37m

White Plains Westchester County

Mon 7/9

17:17-13:15

2 stops14h 58m

£670

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Thu 1/10

13:25-22:15

1 stop13h 50m

White Plains Westchester County

Fri 9/10

15:15-13:05

1 stop16h 50m

£682

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Tue 18/8

06:30-16:37

2 stops15h 07m

White Plains Westchester County

Sat 17/10

12:40-07:10

1 stop13h 30m

£693

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Tue 18/8

06:30-16:37

2 stops15h 07m

White Plains Westchester County

Wed 14/10

12:40-07:10

1 stop13h 30m

£693
Cheapest one-way

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Wed 7/10

12:35-23:29

1 stop15h 54m

£433

Flights are sorted by cheapest return flights first.

Deals found on 15/7

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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.

  • 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.

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

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

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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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