What airlines fly to Allentown?

British Airways, United Airlines and Lufthansa are the top three most popular airlines that fly to Allentown from London according to our data. British Airways is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Allentown. Keep in mind that there are 11 different airlines that fly to Allentown on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from London to Allentown-Bethlehem?

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

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

Prices for flights from London to Allentown-Bethlehem Airport are updated daily.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to Allentown-Bethlehem Airport.

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

The necessary travel and health documents for your Allentown-Bethlehem Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$549 Cheap Flights from London to Allentown in 2025/26

Q: What is the typical price of a round-trip flight between London and Allentown?

Prices are currently high for flights on this route. Typical prices usually range from $767 to $778. The lowest price recently found on this route was $1,060.

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Find the cheapest flights from London to Allentown

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:30 am - 10:11 pmLHR-ABE

20h 41m2 stops

6:25 am - 6:55 amABE-LHR

19h 30m2 stops

$1,060Delta

Find Deal

Fri, Dec 12 - Fri, Dec 19

7:10 pm - 10:55 amLHR-ABE

19h 45m2 stops

5:47 pm - 11:15 amABE-LHR

12h 28m2 stops

$1,075American Airlines

Find Deal

Fri, Mar 27 - Tue, Mar 31

3:50 pm - 12:14 pmLHR-ABE

25h 24m1 stop

6:25 am - 6:55 amABE-LHR

19h 30m2 stops

$1,077Delta

Find Deal

Fri, Dec 12 - Fri, Dec 19

12:55 pm - 12:14 amLHR-ABE

15h 19m2 stops

5:47 pm - 11:15 amABE-LHR

12h 28m2 stops

$1,082American Airlines

Find Deal

Fri, Mar 27 - Tue, Mar 31

1:30 pm - 12:14 amLHR-ABE

14h 44m2 stops

1:48 pm - 9:10 amABE-LHR

14h 22m2 stops

$1,084American Airlines

Find Deal

Fri, Mar 27 - Tue, Mar 31

6:30 am - 5:19 pmLHR-ABE

15h 49m2 stops

6:25 am - 7:40 amABE-LHR

20h 15m2 stops

$1,093KLM

Find Deal

Sat, Nov 29 - Sat, Dec 6

12:30 pm - 10:52 pmLHR-ABE

14h 22m1 stop

1:00 pm - 6:30 amABE-LHR

12h 30m1 stop

$1,098Delta

Find Deal

Fri, Mar 27 - Tue, Mar 31

6:30 am - 10:12 pmLHR-ABE

20h 42m2 stops

12:54 pm - 7:50 amABE-LHR

13h 56m1 stop

$1,222Virgin Atlantic

Find Deal

Sat, Nov 29 - Sat, Dec 6

7:40 am - 4:47 pmLHR-ABE

14h 07m1 stop

1:00 pm - 11:15 amABE-LHR

17h 15m1 stop

$1,293United Airlines

Find Deal

Sat, Nov 29 - Sat, Dec 6

7:55 am - 4:30 pmLHR-ABE

13h 35m1 stop

6:17 am - 5:55 amABE-LHR

18h 38m1 stop

$1,548United Airlines

Find Deal

Mon, Dec 22 - Sun, Dec 28

American Airlines flights from London to Allentown

Our best American Airlines deals on London to Allentown flight tickets

American Airlines

Mar 27

LHR7:10 pmLondon Heathrow

19h 45m

2 stops

ABE10:55 amAllentown-Bethlehem

Mar 31

ABE5:47 pmAllentown-Bethlehem

12h 28m

2 stops

LHR11:15 amLondon Heathrow

$1,075

Find similar

American Airlines

Mar 27

LHR12:55 pmLondon Heathrow

15h 19m

2 stops

ABE12:14 amAllentown-Bethlehem

Mar 31

ABE5:47 pmAllentown-Bethlehem

12h 28m

2 stops

LHR11:15 amLondon Heathrow

$1,082

Find similar

American Airlines

Mar 27

LHR1:30 pmLondon Heathrow

14h 44m

2 stops

ABE12:14 amAllentown-Bethlehem

Mar 31

ABE1:48 pmAllentown-Bethlehem

14h 22m

2 stops

LHR9:10 amLondon Heathrow

$1,084

Find similar

United Airlines flights from London to Allentown

Our best United Airlines deals on London to Allentown flight tickets

United Airlines

Nov 29

LHR7:40 amLondon Heathrow

14h 07m

1 stop

ABE4:47 pmAllentown-Bethlehem

Dec 6

ABE1:00 pmAllentown-Bethlehem

17h 15m

1 stop

LHR11:15 amLondon Heathrow

$1,293

Find similar

United Airlines

Dec 22

LHR7:55 amLondon Heathrow

13h 35m

1 stop

ABE4:30 pmAllentown-Bethlehem

Dec 28

ABE6:17 amAllentown-Bethlehem

18h 38m

1 stop

LHR5:55 amLondon Heathrow

$1,548

Find similar

United Airlines

Dec 12

LHR10:25 amLondon Heathrow

16h 24m

1 stop

ABE9:49 pmAllentown-Bethlehem

Dec 19

ABE2:30 pmAllentown-Bethlehem

12h 25m

1 stop

LHR7:55 amLondon Heathrow

$1,821

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Fri 12/12

6:30 am-10:11 pm

2 stops20h 41m

Allentown-Bethlehem

Fri 12/19

6:25 am-6:55 am

2 stops19h 30m

$1,060

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Fri 3/27

7:10 pm-10:55 am

2 stops19h 45m

Allentown-Bethlehem

Tue 3/31

5:47 pm-11:15 am

2 stops12h 28m

$1,075

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Fri 12/12

3:50 pm-12:14 pm

1 stop25h 24m

Allentown-Bethlehem

Fri 12/19

6:25 am-6:55 am

2 stops19h 30m

$1,077

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Fri 3/27

12:55 pm-12:14 am

2 stops15h 19m

Allentown-Bethlehem

Tue 3/31

5:47 pm-11:15 am

2 stops12h 28m

$1,082

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Fri 3/27

1:30 pm-12:14 am

2 stops14h 44m

Allentown-Bethlehem

Tue 3/31

1:48 pm-9:10 am

2 stops14h 22m

$1,084

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sat 11/29

6:30 am-5:19 pm

2 stops15h 49m

Allentown-Bethlehem

Sat 12/6

6:25 am-7:40 am

2 stops20h 15m

$1,093

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Fri 3/27

12:30 pm-10:52 pm

1 stop14h 22m

Allentown-Bethlehem

Tue 3/31

1:00 pm-6:30 am

1 stop12h 30m

$1,098

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sat 11/29

6:30 am-10:12 pm

2 stops20h 42m

Allentown-Bethlehem

Sat 12/6

12:54 pm-7:50 am

1 stop13h 56m

$1,222

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sat 11/29

7:40 am-4:47 pm

1 stop14h 07m

Allentown-Bethlehem

Sat 12/6

1:00 pm-11:15 am

1 stop17h 15m

$1,293

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Mon 12/22

7:55 am-4:30 pm

1 stop13h 35m

Allentown-Bethlehem

Sun 12/28

6:17 am-5:55 am

1 stop18h 38m

$1,548

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 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

Prices

Airlines

What is the typical price of a round-trip flight between London and Allentown?

When to book flights from London to Allentown

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

Estimated round-trip price

Cheap London to Allentown (LON to ABE) flight deals and tips

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

Direct flights	None

There are no direct flights from London to Allentown. There are no popular flight routes from London to Allentown.

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How far is London to Allentown-Bethlehem by plane?
Allentown-Bethlehem is 3523.4 mi away from London. 13h 29m is a normal flight duration for this route.
When did momondo last update prices for flights from London to Allentown-Bethlehem Airport?
Prices for flights from London to Allentown-Bethlehem Airport are updated daily.
How old do you have to be to fly from London to Allentown-Bethlehem Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to Allentown-Bethlehem Airport.
What documentation or ID do you need to fly to Allentown-Bethlehem Airport?
The necessary travel and health documents for your Allentown-Bethlehem Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Allentown. momondo saves you time and could save you money on your trip.

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

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

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

momondo helps you find the best flight between London and Allentown by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Allentown from London 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.