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Cheap flights from London Heathrow Airport to New York from £512

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to New York departing on 5/3. 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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Find the cheapest flights from London Heathrow Airport to New York

Cheap return flights

Enter your travel dates to find the best prices.
Virgin Atlantic Logo
08:55 - 17:12
LHR
-
ABE
13h 17m1 stop
Virgin Atlantic Logo
12:49 - 07:50
ABE
-
LHR
15h 01m1 stop
£512Virgin Atlantic
Thu, 5 Mar - Thu, 19 Mar
Virgin Atlantic Logo
10:10 - 22:49
LHR
-
ABE
17h 39m2 stops
Virgin Atlantic Logo
12:49 - 07:50
ABE
-
LHR
15h 01m2 stops
£526Virgin Atlantic
Thu, 5 Mar - Thu, 19 Mar
Virgin Atlantic Logo
12:30 - 22:10
LHR
-
ABE
14h 40m1 stop
Virgin Atlantic Logo
14:00 - 11:40
ABE
-
LHR
16h 40m1 stop
£536Virgin Atlantic
Sat, 7 Feb - Sat, 14 Feb
Delta Logo
06:30 - 17:14
LHR
-
ABE
15h 44m2 stops
Delta Logo
06:28 - 06:25
ABE
-
LHR
18h 57m1 stop
£549Delta
Fri, 6 Feb - Fri, 13 Feb
Delta Logo
06:30 - 22:10
LHR
-
ABE
20h 40m2 stops
Delta Logo
14:00 - 06:25
ABE
-
LHR
11h 25m1 stop
£551Delta
Sat, 7 Feb - Sat, 14 Feb
Delta Logo
12:30 - 22:50
LHR
-
ABE
15h 20m1 stop
Delta Logo
06:28 - 06:25
ABE
-
LHR
18h 57m1 stop
£562Delta
Fri, 6 Feb - Fri, 13 Feb
Delta Logo
10:45 - 22:10
LHR
-
ABE
16h 25m1 stop
Delta Logo
14:00 - 11:40
ABE
-
LHR
16h 40m1 stop
£564Delta
Sat, 7 Feb - Sat, 14 Feb
United Airlines Logo
13:35 - 10:41
LHR
-
ABE
26h 06m1 stop
United Airlines Logo
17:23 - 11:15
ABE
-
LHR
12h 52m1 stop
£646United Airlines
Fri, 6 Feb - Fri, 13 Feb
United Airlines Logo
12:05 - 11:50
LHR
-
ABE
52h 45m2 stops
United Airlines Logo
17:23 - 11:15
ABE
-
LHR
12h 52m1 stop
£647United Airlines
Thu, 12 Feb - Mon, 16 Feb
United Airlines Logo
09:00 - 20:53
LHR
-
ABE
16h 53m2 stops
United Airlines Logo
10:36 - 06:40
ABE
-
LHR
15h 04m2 stops
£668United Airlines
Thu, 12 Feb - Mon, 16 Feb

Delta flights from London Heathrow Airport to Allentown

Our best Delta deals on London Heathrow Airport to Allentown flight tickets
Delta
6 Feb
LHR06:30London Heathrow
15h 44m
2 stops
ABE17:14Allentown-Bethlehem
13 Feb
ABE06:28Allentown-Bethlehem
18h 57m
1 stop
LHR06:25London Heathrow
£549
Find similar
Delta
7 Feb
LHR06:30London Heathrow
20h 40m
2 stops
ABE22:10Allentown-Bethlehem
14 Feb
ABE14:00Allentown-Bethlehem
11h 25m
1 stop
LHR06:25London Heathrow
£551
Find similar
Delta
6 Feb
LHR12:30London Heathrow
15h 20m
1 stop
ABE22:50Allentown-Bethlehem
13 Feb
ABE06:28Allentown-Bethlehem
18h 57m
1 stop
LHR06:25London Heathrow
£562
Find similar

United Airlines flights from London Heathrow Airport to Allentown

Our best United Airlines deals on London Heathrow Airport to Allentown flight tickets
United Airlines
6 Feb
LHR13:35London Heathrow
26h 06m
1 stop
ABE10:41Allentown-Bethlehem
13 Feb
ABE17:23Allentown-Bethlehem
12h 52m
1 stop
LHR11:15London Heathrow
£646
Find similar
United Airlines
12 Feb
LHR12:05London Heathrow
52h 45m
2 stops
ABE11:50Allentown-Bethlehem
16 Feb
ABE17:23Allentown-Bethlehem
12h 52m
1 stop
LHR11:15London Heathrow
£647
Find similar
United Airlines
12 Feb
LHR09:00London Heathrow
16h 53m
2 stops
ABE20:53Allentown-Bethlehem
16 Feb
ABE10:36Allentown-Bethlehem
15h 04m
2 stops
LHR06:40London Heathrow
£668
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Allentown 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 279,928 searches. Data last updated 25 December 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Allentown that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 5/3

08:55-17:12

1 stop13h 17m

Allentown-Bethlehem

Thu 19/3

12:49-07:50

1 stop15h 01m

£512

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 5/3

10:10-22:49

2 stops17h 39m

Allentown-Bethlehem

Thu 19/3

12:49-07:50

2 stops15h 01m

£526

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sat 7/2

12:30-22:10

1 stop14h 40m

Allentown-Bethlehem

Sat 14/2

14:00-11:40

1 stop16h 40m

£536

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Fri 6/2

06:30-17:14

2 stops15h 44m

Allentown-Bethlehem

Fri 13/2

06:28-06:25

1 stop18h 57m

£549

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sat 7/2

06:30-22:10

2 stops20h 40m

Allentown-Bethlehem

Sat 14/2

14:00-06:25

1 stop11h 25m

£551

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Fri 6/2

12:30-22:50

1 stop15h 20m

Allentown-Bethlehem

Fri 13/2

06:28-06:25

1 stop18h 57m

£562

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sat 7/2

10:45-22:10

1 stop16h 25m

Allentown-Bethlehem

Sat 14/2

14:00-11:40

1 stop16h 40m

£564

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Fri 6/2

13:35-10:41

1 stop26h 06m

Allentown-Bethlehem

Fri 13/2

17:23-11:15

1 stop12h 52m

£646

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 12/2

12:05-11:50

2 stops52h 45m

Allentown-Bethlehem

Mon 16/2

17:23-11:15

1 stop12h 52m

£647

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 12/2

09:00-20:53

2 stops16h 53m

Allentown-Bethlehem

Mon 16/2

10:36-06:40

2 stops15h 04m

£668

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to New York from

How to get the cheapest flight ticket from London Heathrow Airport to Allentown

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 Allentown?

The cheapest day to depart from London Heathrow Airport to Allentown is on a Monday when prices can be found for as low as £464. Flights from London Heathrow Airport to Allentown on a Sunday will generally be more expensive and average around £830. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Allentown?

Flying to Allentown from London Heathrow Airport at midday is the least expensive time of day to depart. momondo users have found prices as low as £565 when looking at flights departing at midday. Flights in the morning are often more expensive, with an average ticket price of £606.

When to book flights from London Heathrow Airport to Allentown

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

Cheap London Heathrow Airport to Allentown (LHR to ABE) flight deals and tips

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

Fastest flight time

15h 44m

Direct flights

None
The fastest flight from London Heathrow Airport to Allentown takes 15h 44m
There are no direct flights from London Heathrow Airport to Allentown. There are no popular flight routes from London Heathrow Airport to Allentown.
Search flight deals

  • How far is London Heathrow to Allentown-Bethlehem by plane?

    A flight from London Heathrow to Allentown-Bethlehem will travel around 3510.6 mi. Flights usually cover this in 15h 44m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from London Heathrow Airport to Allentown-Bethlehem Airport?

    Prices for flights from London Heathrow Airport to Allentown-Bethlehem Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from London Heathrow Airport to Allentown-Bethlehem Airport?

  • How old do you have to be to fly from London Heathrow Airport to Allentown-Bethlehem Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Allentown-Bethlehem Airport.

  • What documentation or ID do you need to fly to Allentown-Bethlehem Airport?

    The travel and health documents you'll need for your trip to Allentown-Bethlehem 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 Allentown-Bethlehem Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from London Heathrow Airport to Allentown?

Best airlines flying from London Heathrow Airport to Allentown

Compare and see reviews for airlines that fly from London Heathrow Airport to Allentown with momondo
Airline
Rating
Free Cancellation
Price
FinnairPriceFrom £527Free CancellationRating
7.6
1,339 reviews
Search Finnair flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Allentown for you.

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

Yes. momondo allows you to filter the results for London to Allentown flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Allentown?

Once all potential London to Allentown flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for London to Allentown flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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