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Cheap flights from White Plains to London from $299

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from White Plains to London departing on 1/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
4:30 pm - 10:25 amHPN-LHR
12h 55m1 stop
American Airlines Logo
3:45 pm - 11:29 pmLHR-HPN
12h 44m1 stop
$639American Airlines
Find Deal
Fri, Dec 5 - Mon, Dec 15
American Airlines Logo
4:30 pm - 10:25 amHPN-LHR
12h 55m1 stop
American Airlines Logo
3:45 pm - 11:29 pmLHR-HPN
12h 44m1 stop
$644American Airlines
Find Deal
Fri, Dec 5 - Mon, Dec 15
American Airlines Logo
6:49 pm - 12:00 pmHPN-LHR
12h 11m1 stop
American Airlines Logo
11:00 am - 11:29 pmLHR-HPN
17h 29m1 stop
$647American Airlines
Find Deal
Mon, Dec 1 - Fri, Dec 5
Multiple Airlines Logo
4:30 pm - 11:35 amHPN-LHR
14h 05m1 stop
Multiple Airlines Logo
11:00 am - 11:00 pmLHR-HPN
17h 00m1 stop
$653Multiple Airlines
Find Deal
Wed, Jan 14 - Wed, Jan 28
American Airlines Logo
11:00 am - 9:15 amHPN-LHR
17h 15m1 stop
American Airlines Logo
10:05 am - 6:25 pmLHR-HPN
13h 20m2 stops
$658American Airlines
Find Deal
Wed, Feb 4 - Sun, Feb 15
Multiple Airlines Logo
4:25 pm - 11:15 amHPN-LHR
13h 50m1 stop
Multiple Airlines Logo
12:35 pm - 8:23 pmLHR-HPN
12h 48m1 stop
$669Multiple Airlines
Find Deal
Mon, Apr 20 - Sun, Apr 26
Multiple Airlines Logo
5:59 pm - 11:35 amHPN-LHR
12h 36m1 stop
Multiple Airlines Logo
11:00 am - 11:29 pmLHR-HPN
17h 29m1 stop
$676Multiple Airlines
Find Deal
Thu, Dec 4 - Tue, Dec 9
Multiple Airlines Logo
4:30 pm - 11:35 amHPN-LHR
14h 05m1 stop
Multiple Airlines Logo
3:45 pm - 11:29 pmLHR-HPN
12h 44m1 stop
$677Multiple Airlines
Find Deal
Fri, Dec 5 - Mon, Dec 15
Multiple Airlines Logo
4:30 pm - 11:35 amHPN-LHR
14h 05m1 stop
Multiple Airlines Logo
3:45 pm - 11:29 pmLHR-HPN
12h 44m1 stop
$678Multiple Airlines
Find Deal
Fri, Dec 5 - Mon, Dec 15
Multiple Airlines Logo
5:31 pm - 11:30 amHPN-LHR
13h 59m1 stop
Multiple Airlines Logo
11:00 am - 9:44 pmLHR-HPN
14h 44m1 stop
$683Multiple Airlines
Find Deal
Thu, Mar 19 - Mon, Mar 23

American Airlines flights from White Plains to London Heathrow Airport

Our best American Airlines deals on White Plains to London Heathrow Airport flight tickets
American Airlines
Dec 5
HPN4:30 pmWhite Plains Westchester County
12h 55m
1 stop
LHR10:25 amLondon Heathrow
Dec 15
LHR3:45 pmLondon Heathrow
12h 44m
1 stop
HPN11:29 pmWhite Plains Westchester County
$639
Find similar
American Airlines
Dec 5
HPN4:30 pmWhite Plains Westchester County
12h 55m
1 stop
LHR10:25 amLondon Heathrow
Dec 15
LHR3:45 pmLondon Heathrow
12h 44m
1 stop
HPN11:29 pmWhite Plains Westchester County
$644
Find similar
American Airlines
Dec 1
HPN6:49 pmWhite Plains Westchester County
12h 11m
1 stop
LHR12:00 pmLondon Heathrow
Dec 5
LHR11:00 amLondon Heathrow
17h 29m
1 stop
HPN11:29 pmWhite Plains Westchester County
$647
Find similar

Delta flights from White Plains to London Heathrow Airport

Our best Delta deals on White Plains to London Heathrow Airport flight tickets
Delta
Dec 4
HPN6:50 pmWhite Plains Westchester County
11h 50m
1 stop
LHR11:40 amLondon Heathrow
Dec 8
LHR6:30 amLondon Heathrow
20h 39m
2 stops
HPN10:09 pmWhite Plains Westchester County
$719
Find similar
Delta
Dec 4
HPN3:08 pmWhite Plains Westchester County
15h 32m
2 stops
LHR11:40 amLondon Heathrow
Dec 8
LHR6:30 amLondon Heathrow
20h 39m
2 stops
HPN10:09 pmWhite Plains Westchester County
$724
Find similar
Delta
Mar 27
HPN4:19 pmWhite Plains Westchester County
12h 41m
1 stop
LHR9:00 amLondon Heathrow
Mar 31
LHR9:55 amLondon Heathrow
16h 41m
2 stops
HPN9:36 pmWhite Plains Westchester County
$955
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from White Plains to London Heathrow Airport 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, momondo users made 832,500 searches. Data last updated November 17, 2025.
Use the filters below to find and compare flights from White Plains to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

Fri 12/5

4:30 pm-10:25 am

1 stop12h 55m

London Heathrow

Mon 12/15

3:45 pm-11:29 pm

1 stop12h 44m

$639

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

Fri 12/5

4:30 pm-10:25 am

1 stop12h 55m

London Heathrow

Mon 12/15

3:45 pm-11:29 pm

1 stop12h 44m

$644

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

Mon 12/1

6:49 pm-12:00 pm

1 stop12h 11m

London Heathrow

Fri 12/5

11:00 am-11:29 pm

1 stop17h 29m

$647

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

Wed 1/14

4:30 pm-11:35 am

1 stop14h 05m

London Heathrow

Wed 1/28

11:00 am-11:00 pm

1 stop17h 00m

$653

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

Wed 2/4

11:00 am-9:15 am

1 stop17h 15m

London Heathrow

Sun 2/15

10:05 am-6:25 pm

2 stops13h 20m

$658

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

Mon 4/20

4:25 pm-11:15 am

1 stop13h 50m

London Heathrow

Sun 4/26

12:35 pm-8:23 pm

1 stop12h 48m

$669

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

Thu 12/4

5:59 pm-11:35 am

1 stop12h 36m

London Heathrow

Tue 12/9

11:00 am-11:29 pm

1 stop17h 29m

$676

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

Fri 12/5

4:30 pm-11:35 am

1 stop14h 05m

London Heathrow

Mon 12/15

3:45 pm-11:29 pm

1 stop12h 44m

$677

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

Fri 12/5

4:30 pm-11:35 am

1 stop14h 05m

London Heathrow

Mon 12/15

3:45 pm-11:29 pm

1 stop12h 44m

$678

White PlainsLondon

HPN - LHR

HPNLHR

White Plains Westchester County

Thu 3/19

5:31 pm-11:30 am

1 stop13h 59m

London Heathrow

Mon 3/23

11:00 am-9:44 pm

1 stop14h 44m

$683

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from White Plains to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $643. The most expensive day to fly to London Heathrow Airport is Sunday, with ticket prices averaging around $683.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is at noon. momondo users have found flights departing from White Plains to London Heathrow Airport at noon for as low as $586. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $693.

When to book flights from White Plains to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from White Plains to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap White Plains to London Heathrow Airport (HPN to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from White Plains to London Heathrow Airport

Direct flights

None
There are no direct flights from White Plains to London Heathrow Airport. There are no popular flight routes from White Plains to London Heathrow Airport.
Search flight deals

  • How far is White Plains Westchester County to London Heathrow by plane?

    London Heathrow is 3422.4 mi away from White Plains Westchester County. Typically, this will take 11h 45m by plane in normal conditions.

  • When did momondo last update prices for flights from White Plains Westchester County Airport to London Heathrow Airport?

    Prices for flights from White Plains Westchester County Airport to London Heathrow Airport refresh daily.

  • How old do you have to be to fly from White Plains Westchester County Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from White Plains Westchester County Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Stratford-upon-Avon
Crawley
Brentwood
Chelmsford
Salisbury
Wembley
Folkestone
Romford
Ilford
Cobham
Swindon

Why use momondo?

Why should I use momondo to find a flight deal from White Plains to London?

Finding the right flight to London from White Plains is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

Can I find flights from White Plains to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from White Plains which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from White Plains to London?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from White Plains.

I’m not ready to book a flight from White Plains to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from White Plains are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your London Heathrow Airport trip

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