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Cheap flights from London to Westchester County from £455

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 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
LON — HPN
12 Jun — 19 Jun1
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 13 May 2026.

Tue 1/909:45
LHR
-
HPN
1 stop17h 14m
American Airlines
Tue 8/911:00
HPN
-
LHR
2 stops18h 15m
American Airlines
Deal found 11/5£646
Tue 7/717:35
LHR
-
HPN
2 stops21h 55m
American Airlines
Wed 15/711:00
HPN
-
LHR
2 stops18h 15m
American Airlines
Deal found 9/5£674
Tue 22/911:10
LHR
-
HPN
1 stop15h 37m
Multiple Airlines
Tue 29/917:29
HPN
-
LHR
1 stop12h 21m
Multiple Airlines
Deal found 8/5£694
Wed 2/908:40
LHR
-
HPN
2 stops18h 19m
American Airlines
Wed 9/916:24
HPN
-
LHR
1 stop13h 51m
American Airlines
Deal found 11/5£708
Wed 2/913:10
LHR
-
HPN
1 stop14h 49m
Multiple Airlines
Mon 7/917:45
HPN
-
LHR
1 stop12h 30m
Multiple Airlines
Deal found 11/5£709
Tue 9/611:15
LHR
-
HPN
1 stop16h 10m
Virgin Atlantic
Tue 16/618:49
HPN
-
LHR
1 stop13h 26m
Virgin Atlantic
Deal found 12/5£712
Thu 29/1011:00
LHR
-
HPN
1 stop15h 00m
Multiple Airlines
Tue 3/1117:59
HPN
-
LHR
1 stop12h 36m
Multiple Airlines
Deal found 12/5£726
Mon 31/809:45
LHR
-
HPN
1 stop12h 30m
American Airlines
Tue 8/917:45
HPN
-
LHR
1 stop11h 45m
American Airlines
Deal found 11/5£727
Tue 7/709:45
LHR
-
HPN
1 stop18h 14m
American Airlines
Tue 14/712:00
HPN
-
LHR
1 stop13h 50m
American Airlines
Deal found 9/5£740
Mon 31/809:45
LHR
-
HPN
1 stop12h 30m
American Airlines
Mon 7/917:45
HPN
-
LHR
1 stop11h 45m
American Airlines
Deal found 11/5£742

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 13 May 2026.

Round-trip from

£646

One-way from

£455

Popular in

July

Cheapest in

September

Average price

£432
American Airlines
  • American Airlines
  • 2/9-8/9
  • 3 total stops
  • 43h 29m total
  • London to Westchester County
Search Deals
31/8
  • 31/8
  • 1 total stop
  • 15h 49m total
  • London to Westchester County
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£20 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 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 13 May 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 22/9

11:10-21:47

1 stop15h 37m

White Plains Westchester County

Tue 29/9

17:29-10:50

1 stop12h 21m

£694
Fastest return journey

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Wed 2/9

13:10-22:59

1 stop14h 49m

White Plains Westchester County

Mon 7/9

17:45-11:15

1 stop12h 30m

£709

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Tue 9/6

09:40-22:25

2 stops17h 45m

White Plains Westchester County

Tue 16/6

18:49-11:20

1 stop11h 31m

£712

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Thu 29/10

11:00-22:00

1 stop15h 00m

White Plains Westchester County

Tue 3/11

17:59-11:35

1 stop12h 36m

£726

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Mon 31/8

18:55-11:44

2 stops21h 49m

White Plains Westchester County

Sun 6/9

18:40-06:25

1 stop30h 45m

£765

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Thu 25/6

09:55-22:25

2 stops17h 30m

White Plains Westchester County

Thu 2/7

12:38-11:10

2 stops17h 32m

£765

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Tue 7/7

09:45-22:59

1 stop18h 14m

White Plains Westchester County

Sat 11/7

17:55-06:50

1 stop31h 55m

£771

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Tue 23/6

06:15-22:25

2 stops21h 10m

White Plains Westchester County

Tue 30/6

06:29-07:10

2 stops19h 41m

£799

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Sun 30/8

06:15-22:25

2 stops21h 10m

White Plains Westchester County

Sun 6/9

18:40-06:25

1 stop30h 45m

£800

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Sun 5/7

17:35-15:49

2 stops27h 14m

White Plains Westchester County

Mon 13/7

12:36-07:10

1 stop13h 34m

£846

Flights are sorted by cheapest return flights first.

Deals found on 11/5

Showing 1-10 of 22 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.

  • How long is the flight from London to Westchester County?

    There are many flights that can get you from London to Westchester County in 17h 45m. Fly via Virgin Atlantic to get the fastest option. Airlines will cover a distance of 3419 mi.

  • 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.

See more FAQs

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Alternative routes for London to Westchester County

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

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

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

Millions of users choose and trust Cheapflights to book the best flight deals from London to Westchester County for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from London to Westchester County with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Westchester County flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from London to Westchester County become cheaper?

Yes! Start tracking prices for London to Westchester County flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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