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.

$524 Cheap Flights from London Heathrow Airport to Allentown in 2026

Find the cheapest flights from London Heathrow Airport to Allentown

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:25 pm - 10:19 pmLHR London Heathrow-ABE Allentown-Bethlehem

13h 54m1 stop Atlanta Hartsfield-Jackson

1:00 pm - 6:25 amABE Allentown-Bethlehem-LHR London Heathrow

12h 25m1 stop Atlanta Hartsfield-Jackson

$892Virgin Atlantic

Wed, Oct 14 - Wed, Oct 21

11:00 am - 10:59 pmLHR London Heathrow-ABE Allentown-Bethlehem

16h 59m1 stop Chicago O'Hare Intl

6:15 pm - 11:35 amABE Allentown-Bethlehem-LHR London Heathrow

12h 20m1 stop Chicago O'Hare Intl

$898Multiple Airlines

Mon, Nov 16 - Mon, Dec 7

9:40 am - 10:19 pmLHR London Heathrow-ABE Allentown-Bethlehem

17h 39m2 stops Boston Logan Intl Atlanta Hartsfield-Jackson

6:39 am - 6:45 amABE Allentown-Bethlehem-LHR London Heathrow

19h 06m2 stops Atlanta Hartsfield-Jackson Boston Logan Intl

$900Virgin Atlantic

Wed, Oct 14 - Wed, Oct 21

9:55 am - 10:16 pmLHR London Heathrow-ABE Allentown-Bethlehem

17h 21m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

6:04 pm - 11:20 amABE Allentown-Bethlehem-LHR London Heathrow

12h 16m1 stop Atlanta Hartsfield-Jackson

$901Delta

Mon, Sep 14 - Mon, Sep 21

11:00 am - 12:28 amLHR London Heathrow-ABE Allentown-Bethlehem

18h 28m2 stops Chicago O'Hare Intl Charlotte Douglas

6:20 pm - 8:35 amABE Allentown-Bethlehem-LHR London Heathrow

33h 15m1 stop Chicago O'Hare Intl

$905Finnair

Wed, Feb 17 - Sun, Feb 21

6:15 am - 5:21 pmLHR London Heathrow-ABE Allentown-Bethlehem

16h 06m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson

6:25 am - 6:45 amABE Allentown-Bethlehem-LHR London Heathrow

19h 20m2 stops Atlanta Hartsfield-Jackson Boston Logan Intl

$908Delta

Tue, Sep 15 - Tue, Sep 22

11:10 am - 10:12 pmLHR London Heathrow-ABE Allentown-Bethlehem

16h 02m1 stop Chicago O'Hare Intl

6:21 pm - 11:15 amABE Allentown-Bethlehem-LHR London Heathrow

11h 54m1 stop Chicago O'Hare Intl

$909Multiple Airlines

Tue, Oct 13 - Tue, Oct 20

11:10 am - 10:12 pmLHR London Heathrow-ABE Allentown-Bethlehem

16h 02m1 stop Chicago O'Hare Intl

6:21 pm - 11:15 amABE Allentown-Bethlehem-LHR London Heathrow

11h 54m1 stop Chicago O'Hare Intl

$912Multiple Airlines

Tue, Oct 13 - Tue, Oct 20

11:45 am - 12:05 pmLHR London Heathrow-ABE Allentown-Bethlehem

28h 20m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

5:40 pm - 11:40 amABE Allentown-Bethlehem-LHR London Heathrow

13h 00m1 stop Atlanta Hartsfield-Jackson

$915Delta

Wed, Oct 28 - Wed, Jan 6

6:15 am - 5:16 pmLHR London Heathrow-ABE Allentown-Bethlehem

16h 01m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson

6:03 pm - 11:20 amABE Allentown-Bethlehem-LHR London Heathrow

12h 17m1 stop Atlanta Hartsfield-Jackson

$919Delta

Tue, Oct 13 - Tue, Oct 20

Cheap last minute flights

Enter your travel dates to find the best prices.

8:40 am - 9:57 amLHR London Heathrow-ABE Allentown-Bethlehem

30h 17m2 stops Zurich Chicago O'Hare Intl

5:36 pm - 6:45 amABE Allentown-Bethlehem-LHR London Heathrow

32h 09m1 stop Chicago O'Hare Intl

$1,411United Airlines

Fri, Sep 4 - Mon, Sep 7

6:50 am - 4:56 pmLHR London Heathrow-ABE Allentown-Bethlehem

15h 06m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

5:36 pm - 6:45 amABE Allentown-Bethlehem-LHR London Heathrow

32h 09m1 stop Chicago O'Hare Intl

$1,421United Airlines

Thu, Sep 3 - Mon, Sep 7

8:00 am - 4:56 pmLHR London Heathrow-ABE Allentown-Bethlehem

13h 56m1 stop Chicago O'Hare Intl

5:36 pm - 11:55 amABE Allentown-Bethlehem-LHR London Heathrow

13h 19m1 stop Chicago O'Hare Intl

$1,448United Airlines

Fri, Sep 4 - Mon, Sep 7

8:00 am - 4:56 pmLHR London Heathrow-ABE Allentown-Bethlehem

13h 56m1 stop Chicago O'Hare Intl

5:36 pm - 11:55 amABE Allentown-Bethlehem-LHR London Heathrow

13h 19m1 stop Chicago O'Hare Intl

$1,451United Airlines

Thu, Sep 3 - Mon, Sep 7

8:40 am - 5:01 pmLHR London Heathrow-ABE Allentown-Bethlehem

37h 21m2 stops Zurich Chicago O'Hare Intl

5:36 pm - 6:45 amABE Allentown-Bethlehem-LHR London Heathrow

32h 09m1 stop Chicago O'Hare Intl

$1,541United Airlines

Fri, Sep 4 - Mon, Sep 7

8:40 am - 5:01 pmLHR London Heathrow-ABE Allentown-Bethlehem

37h 21m2 stops Zurich Chicago O'Hare Intl

5:36 pm - 6:45 amABE Allentown-Bethlehem-LHR London Heathrow

32h 09m1 stop Chicago O'Hare Intl

$1,545United Airlines

Fri, Sep 4 - Mon, Sep 7

8:00 am - 4:56 pmLHR London Heathrow-ABE Allentown-Bethlehem

13h 56m1 stop Chicago O'Hare Intl

5:36 pm - 11:55 amABE Allentown-Bethlehem-LHR London Heathrow

13h 19m1 stop Chicago O'Hare Intl

$1,578United Airlines

Fri, Sep 4 - Mon, Sep 7

8:00 am - 4:56 pmLHR London Heathrow-ABE Allentown-Bethlehem

13h 56m1 stop Chicago O'Hare Intl

5:36 pm - 11:55 amABE Allentown-Bethlehem-LHR London Heathrow

13h 19m1 stop Chicago O'Hare Intl

$1,581United Airlines

Fri, Sep 4 - Mon, Sep 7

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Delta flights from London Heathrow Airport to Allentown

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

Delta

Sep 14

LHR9:55 amLondon Heathrow

17h 21m

2 stops

ABE10:16 pmAllentown-Bethlehem

Sep 21

ABE6:04 pmAllentown-Bethlehem

12h 16m

1 stop

LHR11:20 amLondon Heathrow

$901

Delta

Sep 15

LHR6:15 amLondon Heathrow

16h 06m

2 stops

ABE5:21 pmAllentown-Bethlehem

Sep 22

ABE6:25 amAllentown-Bethlehem

19h 20m

2 stops

LHR6:45 amLondon Heathrow

$908

Delta

Oct 28

LHR11:45 amLondon Heathrow

28h 20m

2 stops

ABE12:05 pmAllentown-Bethlehem

Jan 6

ABE5:40 pmAllentown-Bethlehem

13h 00m

1 stop

LHR11:40 amLondon Heathrow

$915

United Airlines flights from London Heathrow Airport to Allentown

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

United Airlines

Oct 14

LHR6:50 amLondon Heathrow

15h 12m

2 stops

ABE5:02 pmAllentown-Bethlehem

Oct 21

ABE5:43 pmAllentown-Bethlehem

13h 12m

1 stop

LHR11:55 amLondon Heathrow

$1,019

United Airlines

Sep 14

LHR7:25 amLondon Heathrow

18h 35m

2 stops

ABE9:00 pmAllentown-Bethlehem

Sep 20

ABE6:01 pmAllentown-Bethlehem

22h 34m

2 stops

LHR9:35 pmLondon Heathrow

$1,022

United Airlines

Nov 1

LHR11:05 amLondon Heathrow

34h 51m

2 stops

ABE4:56 pmAllentown-Bethlehem

Jan 10

ABE5:36 pmAllentown-Bethlehem

22h 44m

2 stops

LHR9:20 pmLondon Heathrow

$1,038

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

Cheapest round-trip

Quickest round-trip

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Wed 10/14

1:25 pm-10:19 pm

1 stop13h 54m

Allentown-Bethlehem

Wed 10/21

1:00 pm-6:25 am

1 stop12h 25m

$892

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Mon 11/16

11:00 am-10:59 pm

1 stop16h 59m

Allentown-Bethlehem

Mon 12/7

6:15 pm-11:35 am

1 stop12h 20m

$898

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Wed 10/14

9:40 am-10:19 pm

2 stops17h 39m

Allentown-Bethlehem

Wed 10/21

6:39 am-6:45 am

2 stops19h 06m

$900

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Mon 9/14

9:55 am-10:16 pm

2 stops17h 21m

Allentown-Bethlehem

Mon 9/21

6:04 pm-11:20 am

1 stop12h 16m

$901

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Wed 2/17

11:00 am-12:28 am

2 stops18h 28m

Allentown-Bethlehem

Sun 2/21

6:20 pm-8:35 am

1 stop33h 15m

$905

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Tue 9/15

6:15 am-5:21 pm

2 stops16h 06m

Allentown-Bethlehem

Tue 9/22

6:25 am-6:45 am

2 stops19h 20m

$908

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Tue 10/13

11:10 am-10:12 pm

1 stop16h 02m

Allentown-Bethlehem

Tue 10/20

6:21 pm-11:15 am

1 stop11h 54m

$909

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Tue 10/13

11:10 am-10:12 pm

1 stop16h 02m

Allentown-Bethlehem

Tue 10/20

6:21 pm-11:15 am

1 stop11h 54m

$912

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Wed 10/28

11:45 am-12:05 pm

2 stops28h 20m

Allentown-Bethlehem

Wed 1/6

5:40 pm-11:40 am

1 stop13h 00m

$915

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Tue 10/13

6:15 am-5:16 pm

2 stops16h 01m

Allentown-Bethlehem

Tue 10/20

6:03 pm-11:20 am

1 stop12h 17m

$919

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 is the most popular carrier operating from London Heathrow to Allentown-Bethlehem

What airlines fly to Allentown?

British Airways, Lufthansa and United Airlines 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 42% of people opting to fly with this airline when traveling to Allentown. Keep in mind that there are 9 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

Best Price Found	$524
Fastest flight time	16h 02m
Direct flights	None

The best one-way flight to Allentown from London Heathrow Airport in the past 72 hours is $524. The best round-trip flight deal from London Heathrow Airport to Allentown found on momondo in the last 72 hours is $892.

The fastest flight from London Heathrow Airport to Allentown takes 16h 02m

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

Frequently asked questions about flying from London Heathrow Airport to Allentown

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 02m 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.