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Cheap flights from London Heathrow Airport to Westchester County from £400

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 24/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HPN
8 Mar — 15 Mar1
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 6 February 2026.

Thu 12/312:35
LHR
-
HPN
1 stop13h 24m
American Airlines
Mon 23/307:47
HPN
-
LHR
2 stops20h 53m
American Airlines
Deal found 4/2£590
Sat 14/316:30
LHR
-
HPN
2 stops24h 37m
American Airlines
Mon 23/316:30
HPN
-
LHR
1 stop12h 05m
American Airlines
Deal found 4/2£593
Mon 13/417:05
LHR
-
HPN
1 stop22h 25m
Multiple Airlines
Mon 4/512:00
HPN
-
LHR
1 stop13h 50m
Multiple Airlines
Deal found 4/2£606
Thu 5/314:10
LHR
-
HPN
1 stop12h 49m
American Airlines
Mon 23/311:29
HPN
-
LHR
1 stop15h 01m
American Airlines
Deal found 5/2£624
Tue 30/617:25
LHR
-
HPN
2 stops27h 23m
American Airlines
Tue 21/712:20
HPN
-
LHR
1 stop13h 30m
American Airlines
Deal found 5/2£635
Wed 29/413:10
LHR
-
HPN
1 stop13h 49m
American Airlines
Sat 9/517:59
HPN
-
LHR
1 stop12h 16m
American Airlines
Deal found 2/2£636
Wed 18/211:00
LHR
-
HPN
1 stop15h 59m
Multiple Airlines
Sun 22/217:29
HPN
-
LHR
1 stop13h 06m
Multiple Airlines
Deal found 3/2£646
Fri 3/409:45
LHR
-
HPN
1 stop17h 14m
American Airlines
Tue 21/412:00
HPN
-
LHR
1 stop13h 50m
American Airlines
Deal found 5/2£650
Wed 1/712:35
LHR
-
HPN
1 stop15h 53m
American Airlines
Tue 21/712:20
HPN
-
LHR
1 stop13h 30m
American Airlines
Deal found 5/2£652

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 6 February 2026.

Round-trip from

£590

One-way from

£400

Popular in

July

Cheapest in

September

Average price

£361
American Airlines
  • American Airlines
  • 12/3-23/3
  • 3 total stops
  • 34h 17m total
  • London to Westchester County
Search Deals
24/6
  • 24/6
  • 1 total stop
  • 15h 53m total
  • London to Westchester County
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£29 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 February 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 6 February 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Westchester County that are best for you.

Fly from

Heathrow

Fly to

Westchester County

Route

Depart

Return

Price

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Thu 12/3

12:35-21:59

1 stop13h 24m

White Plains Westchester County

Mon 23/3

07:47-08:40

2 stops20h 53m

£590

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Fri 13/3

10:05-20:08

2 stops14h 03m

White Plains Westchester County

Mon 23/3

07:47-08:40

2 stops20h 53m

£593

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Sat 14/3

16:30-13:07

2 stops24h 37m

White Plains Westchester County

Mon 23/3

16:30-08:35

1 stop12h 05m

£593

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Mon 13/4

17:05-10:30

1 stop22h 25m

White Plains Westchester County

Mon 4/5

12:00-06:50

1 stop13h 50m

£606

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Thu 5/3

14:10-21:59

1 stop12h 49m

White Plains Westchester County

Mon 23/3

11:29-06:30

1 stop15h 01m

£624

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Fri 6/3

14:10-21:59

1 stop12h 49m

White Plains Westchester County

Mon 23/3

16:30-08:35

1 stop12h 05m

£624

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Tue 30/6

17:25-15:48

2 stops27h 23m

White Plains Westchester County

Tue 21/7

12:20-06:50

1 stop13h 30m

£635

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Tue 5/5

15:35-22:52

1 stop36h 17m

White Plains Westchester County

Sat 9/5

17:59-11:15

1 stop12h 16m

£641

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Wed 29/4

16:55-09:29

1 stop21h 34m

White Plains Westchester County

Sat 9/5

11:00-06:25

2 stops14h 25m

£641

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Fri 3/4

11:00-21:59

2 stops15h 59m

White Plains Westchester County

Wed 22/4

17:59-11:15

1 stop12h 16m

£650

Flights are sorted by cheapest return flights first.

Deals found on 5/2

Showing 1-10 of 16 results
1
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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 can get you from London Heathrow Airport to Westchester County in just under 13h 24m. Your travel time can differ by up to . London Heathrow Airport and Westchester County are separated by a distance of 3419 mi.

  • 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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