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Cheap flights from London to Westchester County from £424

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 23/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — HPN
1 Sep — 8 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Westchester County

Enter your travel dates to find the best prices.

Cheapest flights from London to Westchester County
Explore the most affordable flight options available from London to Westchester County. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 August 2026.

Mon 14/909:20
LHR
-
HPN
1 stop13h 40m
Virgin Atlantic
Mon 21/912:50
HPN
-
LHR
1 stop19h 25m
Virgin Atlantic
Deal found 31/7£572
Wed 9/906:30
LHR
-
HPN
2 stops16h 30m
Delta
Sat 19/917:20
HPN
-
LHR
1 stop32h 50m
Delta
Deal found 29/7£590
Tue 29/913:10
LHR
-
HPN
1 stop13h 49m
Multiple Airlines
Sat 10/1012:19
HPN
-
LHR
1 stop13h 31m
Multiple Airlines
Deal found 28/7£592
Tue 8/906:15
LHR
-
HPN
2 stops21h 00m
Delta
Sat 19/917:20
HPN
-
LHR
1 stop32h 50m
Delta
Deal found 29/7£595
Wed 11/1111:00
LHR
-
HPN
1 stop15h 59m
Multiple Airlines
Mon 16/1112:11
HPN
-
LHR
1 stop13h 44m
Multiple Airlines
Deal found 2/8£598
Fri 11/910:45
LHR
-
HPN
1 stop30h 11m
Delta
Sat 19/912:40
HPN
-
LHR
2 stops17h 00m
Delta
Deal found 29/7£600
Sat 29/815:15
LHR
-
HPN
1 stop25h 14m
Multiple Airlines
Sat 5/917:36
HPN
-
LHR
1 stop12h 39m
Multiple Airlines
Deal found 28/7£603
Wed 16/913:10
LHR
-
HPN
1 stop14h 49m
Multiple Airlines
Wed 7/1017:54
HPN
-
LHR
1 stop12h 21m
Multiple Airlines
Deal found 1/8£603
Wed 16/913:10
LHR
-
HPN
1 stop14h 49m
Multiple Airlines
Wed 23/912:24
HPN
-
LHR
1 stop13h 26m
Multiple Airlines
Deal found 2/8£604
Tue 8/910:45
LHR
-
HPN
1 stop30h 11m
Delta
Mon 14/912:40
HPN
-
LHR
1 stop13h 30m
Delta
Deal found 29/7£605

Find flight deals from London to Westchester County

Keep the following information in mind while searching for London to Westchester County flight deals. Data was last updated 2 August 2026.

Round-trip from

£572

One-way from

£424

Popular in

July

Cheapest in

September

Average price

£495
Virgin Atlantic
  • Virgin Atlantic
  • 14/9-21/9
  • 2 total stops
  • 33h 05m total
  • London to Westchester County
Search Deals
American Airlines
  • American Airlines
  • 23/9
  • 2 total stops
  • 17h 14m total
  • London to Westchester County
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£71 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London 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 August 2026.
Use the filters below to find and compare flights from London 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 29/9

11:10-21:59

1 stop15h 49m

White Plains Westchester County

Tue 13/10

17:54-11:15

1 stop12h 21m

£592

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Tue 29/9

13:10-21:59

1 stop13h 49m

White Plains Westchester County

Sat 10/10

12:19-06:50

1 stop13h 31m

£593

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Wed 11/11

11:00-21:59

1 stop15h 59m

White Plains Westchester County

Mon 16/11

12:11-06:55

1 stop13h 44m

£598

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Sat 29/8

15:15-11:29

1 stop25h 14m

White Plains Westchester County

Sat 5/9

17:36-11:15

1 stop12h 39m

£603

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Wed 16/9

13:10-22:59

1 stop14h 49m

White Plains Westchester County

Wed 23/9

12:24-06:50

1 stop13h 26m

£604

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Thu 17/9

13:10-21:59

1 stop13h 49m

White Plains Westchester County

Tue 6/10

06:16-06:50

1 stop19h 34m

£604

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Fri 11/9

14:00-23:26

1 stop14h 26m

White Plains Westchester County

Sat 19/9

15:29-09:50

1 stop13h 21m

£612

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Sat 12/9

15:15-09:49

1 stop23h 34m

White Plains Westchester County

Sat 19/9

18:40-06:25

1 stop30h 45m

£635
Fastest return journey

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Mon 24/8

13:10-21:59

1 stop13h 49m

White Plains Westchester County

Sun 30/8

17:24-10:50

1 stop12h 26m

£656

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Wed 19/8

13:10-21:59

1 stop13h 49m

White Plains Westchester County

Wed 26/8

16:30-11:15

1 stop13h 45m

£669

Flights are sorted by cheapest return flights first.

Deals found on 1/8

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from London to Westchester County

Have a flexible travel schedule? Discover the best time to fly to Westchester County from London 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 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 London 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 London to Westchester County that include hotel bookings?

    Yes. In addition to deals on London to Westchester County flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Westchester County?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Westchester County.

  • Can I find deals for business class flights from London to Westchester County?

    Yes. Cheapflights offers flight deals from London 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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