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Cheap flights from London Heathrow Airport to Westchester County from £439

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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HPN
19 Jun — 26 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 20 May 2026.

Wed 25/1111:40
LHR
-
HPN
2 stops16h 49m
American Airlines
Mon 14/1215:12
HPN
-
LHR
2 stops12h 28m
American Airlines
Deal found 15/5£645
Wed 7/1008:15
LHR
-
HPN
2 stops16h 58m
American Airlines
Mon 19/1015:14
HPN
-
LHR
2 stops13h 36m
American Airlines
Deal found 15/5£683
Tue 22/912:35
LHR
-
HPN
1 stop15h 45m
Multiple Airlines
Tue 29/917:29
HPN
-
LHR
1 stop12h 21m
Multiple Airlines
Deal found 16/5£689
Wed 25/1115:45
LHR
-
HPN
1 stop12h 44m
Multiple Airlines
Mon 14/1217:59
HPN
-
LHR
1 stop12h 36m
Multiple Airlines
Deal found 15/5£693
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£694
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£705
Wed 7/1007:50
LHR
-
HPN
2 stops17h 23m
American Airlines
Tue 20/1015:14
HPN
-
LHR
2 stops14h 21m
American Airlines
Deal found 15/5£709
Wed 7/1008:15
LHR
-
HPN
2 stops16h 58m
American Airlines
Sun 18/1016:19
HPN
-
LHR
1 stop11h 46m
American Airlines
Deal found 15/5£714
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£720
Wed 17/608:40
LHR
-
HPN
2 stops18h 45m
Delta
Wed 24/617:10
HPN
-
LHR
2 stops14h 05m
Delta
Deal found 20/5£725
Fri 23/1011:10
LHR
-
HPN
1 stop16h 43m
Multiple Airlines
Wed 4/1112:00
HPN
-
LHR
1 stop13h 55m
Multiple Airlines
Deal found 16/5£733

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 20 May 2026.

Round-trip from

£645

One-way from

£439

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
2/9
  • 2/9
  • 1 total stop
  • 14h 49m 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 20 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

Tue 22/9

12:35-23:20

1 stop15h 45m

White Plains Westchester County

Tue 29/9

17:29-10:50

1 stop12h 21m

£689

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Wed 7/10

08:15-20:13

2 stops16h 58m

White Plains Westchester County

Sun 18/10

16:19-09:05

1 stop11h 46m

£714

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Wed 17/6

08:40-22:25

2 stops18h 45m

White Plains Westchester County

Wed 24/6

17:10-12:15

2 stops14h 05m

£725

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Wed 17/6

09:15-20:29

1 stop16h 14m

White Plains Westchester County

Wed 24/6

17:46-10:30

1 stop11h 44m

£754
Fastest return journey

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Sat 7/11

15:45-23:29

1 stop12h 44m

White Plains Westchester County

Sat 21/11

12:00-06:55

1 stop13h 55m

£756

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Fri 6/11

11:00-21:59

1 stop15h 59m

White Plains Westchester County

Sat 21/11

12:00-06:55

1 stop13h 55m

£756

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

£774

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Wed 7/10

15:15-11:12

1 stop24h 57m

White Plains Westchester County

Mon 19/10

12:45-11:15

1 stop17h 30m

£818

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

£832

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Tue 23/6

11:10-21:31

1 stop15h 21m

White Plains Westchester County

Tue 30/6

12:00-06:50

1 stop13h 50m

£852

Flights are sorted by cheapest return flights first.

Deals found on 15/5

Showing 1-10 of 22 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 58m. Your travel time can differ by up to 1h 47m. 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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