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 were last updated today.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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.

$574 Cheap Flights from London Heathrow Airport to Allentown in 2026

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Find the cheapest flights from London Heathrow Airport to New York

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:15 pm - 5:19 pm

LHR

ABE

31h 04m

1 stop

5:59 pm - 7:15 am

ABE

LHR

32h 16m

1 stop

$852Virgin Atlantic

Sun, Apr 12 - Sun, Apr 19

6:30 am - 10:52 pm

LHR

ABE

21h 22m

2 stops

6:33 am - 6:20 am

ABE

LHR

18h 47m

2 stops

$894Delta

Thu, Apr 9 - Thu, Apr 16

1:25 pm - 10:52 pm

LHR

ABE

14h 27m

1 stop

6:33 am - 6:45 am

ABE

LHR

19h 12m

2 stops

$912Delta

Thu, Apr 9 - Thu, Apr 16

4:55 pm - 12:22 am

LHR

ABE

12h 27m

1 stop

12:00 pm - 9:05 am

ABE

LHR

16h 05m

1 stop

$921American Airlines

Thu, Apr 9 - Thu, Apr 16

8:55 pm - 5:19 pm

LHR

ABE

49h 24m

2 stops

5:59 pm - 6:25 am

ABE

LHR

31h 26m

1 stop

$922KLM

Sun, Apr 12 - Sun, Apr 19

10:40 am - 10:11 pm

LHR

ABE

16h 31m

2 stops

5:59 pm - 11:20 am

ABE

LHR

12h 21m

1 stop

$1,075KLM

Sat, Apr 11 - Sat, Apr 18

11:05 am - 5:03 pm

LHR

ABE

34h 58m

2 stops

5:40 pm - 10:40 am

ABE

LHR

36h 00m

2 stops

$1,077United Airlines

Sat, Apr 11 - Sat, Apr 18

7:40 am - 4:51 pm

LHR

ABE

13h 11m

1 stop

6:15 am - 6:45 am

ABE

LHR

19h 30m

1 stop

$1,093United Airlines

Wed, Mar 25 - Wed, Apr 1

9:20 am - 10:11 pm

LHR

ABE

17h 51m

1 stop

12:52 pm - 11:20 am

ABE

LHR

17h 28m

1 stop

$1,164Scandinavian Airlines

Sat, Apr 4 - Thu, Apr 9

11:05 am - 9:17 pm

LHR

ABE

15h 12m

1 stop

6:15 am - 6:45 am

ABE

LHR

19h 30m

1 stop

$1,176United Airlines

Sat, Apr 11 - Sat, Apr 18

Delta flights from London Heathrow Airport to Allentown

Our best Delta deals on London Heathrow Airport to Allentown flight tickets

Delta

Apr 9

LHR6:30 amLondon Heathrow

21h 22m

2 stops

ABE10:52 pmAllentown-Bethlehem

Apr 16

ABE6:33 amAllentown-Bethlehem

18h 47m

2 stops

LHR6:20 amLondon Heathrow

$894

Delta

Apr 9

LHR1:25 pmLondon Heathrow

14h 27m

1 stop

ABE10:52 pmAllentown-Bethlehem

Apr 16

ABE6:33 amAllentown-Bethlehem

19h 12m

2 stops

LHR6:45 amLondon Heathrow

$912

Delta

Mar 16

LHR12:30 pmLondon Heathrow

14h 26m

1 stop

ABE10:56 pmAllentown-Bethlehem

Mar 26

ABE5:58 pmAllentown-Bethlehem

13h 42m

1 stop

LHR11:40 amLondon Heathrow

$3,758

United Airlines flights from London Heathrow Airport to Allentown

Our best United Airlines deals on London Heathrow Airport to Allentown flight tickets

United Airlines

Apr 11

LHR11:05 amLondon Heathrow

34h 58m

2 stops

ABE5:03 pmAllentown-Bethlehem

Apr 18

ABE5:40 pmAllentown-Bethlehem

36h 00m

2 stops

LHR10:40 amLondon Heathrow

$1,077

United Airlines

Mar 25

LHR7:40 amLondon Heathrow

13h 11m

1 stop

ABE4:51 pmAllentown-Bethlehem

Apr 1

ABE6:15 amAllentown-Bethlehem

19h 30m

1 stop

LHR6:45 amLondon Heathrow

$1,093

United Airlines

Apr 11

LHR11:05 amLondon Heathrow

15h 12m

1 stop

ABE9:17 pmAllentown-Bethlehem

Apr 18

ABE6:15 amAllentown-Bethlehem

19h 30m

1 stop

LHR6:45 amLondon Heathrow

$1,176

momondo Fare Finder

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

Sun 4/12

3:15 pm-5:19 pm

1 stop31h 04m

Allentown-Bethlehem

Sun 4/19

5:59 pm-7:15 am

1 stop32h 16m

$852

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 4/9

6:30 am-10:52 pm

2 stops21h 22m

Allentown-Bethlehem

Thu 4/16

6:33 am-6:20 am

2 stops18h 47m

$894

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 4/9

1:25 pm-10:52 pm

1 stop14h 27m

Allentown-Bethlehem

Thu 4/16

6:33 am-6:45 am

2 stops19h 12m

$912

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 4/9

4:55 pm-12:22 am

1 stop12h 27m

Allentown-Bethlehem

Thu 4/16

12:00 pm-9:05 am

1 stop16h 05m

$921

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sun 4/12

8:55 pm-5:19 pm

2 stops49h 24m

Allentown-Bethlehem

Sun 4/19

5:59 pm-6:25 am

1 stop31h 26m

$922

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sat 4/11

10:40 am-10:11 pm

2 stops16h 31m

Allentown-Bethlehem

Sat 4/18

5:59 pm-11:20 am

1 stop12h 21m

$1,075

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sat 4/11

11:05 am-5:03 pm

2 stops34h 58m

Allentown-Bethlehem

Sat 4/18

5:40 pm-10:40 am

2 stops36h 00m

$1,077

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Wed 3/25

7:40 am-4:51 pm

1 stop13h 11m

Allentown-Bethlehem

Wed 4/1

6:15 am-6:45 am

1 stop19h 30m

$1,093

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sat 4/4

9:20 am-10:11 pm

1 stop17h 51m

Allentown-Bethlehem

Thu 4/9

12:52 pm-11:20 am

1 stop17h 28m

$1,164

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sat 4/11

11:05 am-9:17 pm

1 stop15h 12m

Allentown-Bethlehem

Sat 4/18

6:15 am-6:45 am

1 stop19h 30m

$1,176

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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 airline that flies from London Heathrow to Allentown-Bethlehem?

Delta and United Airlines are the most popular carriers operating from London Heathrow to Allentown-Bethlehem

What airlines fly to Allentown?

British Airways, United Airlines and Lufthansa are the top three most popular airlines that fly to Allentown from London Heathrow Airport according to our data. British Airways is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Allentown. Keep in mind that there are 10 different airlines that fly to Allentown on a routine basis, so you have a few additional options to choose from.

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 round-trip 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	16h 31m
Direct flights	None

The fastest flight from London Heathrow Airport to Allentown takes 16h 31m

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?
Allentown-Bethlehem is 3510.6 mi away from London Heathrow. Typically, this will take 16h 31m by plane in normal conditions.
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 were last updated today.
How old do you have to be to fly from London Heathrow Airport to Allentown-Bethlehem Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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.

Lehighton

Why use momondo?

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

It is quick and easy to find London to Allentown flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Allentown that suits you.

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

Yes. momondo enables you to select and highlight flights to Allentown from London with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Allentown.

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

If you are not ready to book a flight from London to Allentown now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Allentown and let you know when they change.