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

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

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

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 Allentown-Bethlehem Airport to London.

What documentation or ID do you need to fly to London?

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

£298 Cheap Flights from Allentown to London (ABE-LON) in 2025

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Find the cheapest flights from Allentown to London (ABE-LON)

Round-trip

One-way

Last minute

Cheap return flights

06:00 - 06:45ABE-LHR

19h 45m1 stop

09:20 - 17:34LHR-ABE

13h 14m1 stop

£394Delta

Find Deal

Sun, 17 Aug - Tue, 26 Aug

06:00 - 06:45ABE-LHR

19h 45m1 stop

08:20 - 22:39LHR-ABE

19h 19m2 stops

£398Delta

Find Deal

Sun, 17 Aug - Tue, 26 Aug

06:00 - 06:45ABE-LHR

19h 45m1 stop

13:05 - 22:39LHR-ABE

14h 34m1 stop

£431Delta

Find Deal

Sun, 17 Aug - Sat, 30 Aug

06:00 - 06:45ABE-LHR

19h 45m1 stop

17:25 - 22:39LHR-ABE

34h 14m1 stop

£436Delta

Find Deal

Sun, 17 Aug - Sun, 24 Aug

13:00 - 08:20ABE-LHR

14h 20m1 stop

14:05 - 11:58LHR-ABE

26h 53m2 stops

£466United Airlines

Find Deal

Sun, 14 Sep - Tue, 23 Sep

12:46 - 07:50ABE-LHR

14h 04m1 stop

12:30 - 22:52LHR-ABE

15h 22m1 stop

£469Delta

Find Deal

Fri, 7 Nov - Mon, 17 Nov

13:00 - 08:20ABE-LHR

14h 20m1 stop

08:30 - 16:53LHR-ABE

13h 23m1 stop

£484United Airlines

Find Deal

Sun, 14 Sep - Tue, 23 Sep

13:00 - 06:20ABE-LHR

12h 20m1 stop

14:10 - 10:38LHR-ABE

25h 28m1 stop

£487United Airlines

Find Deal

Wed, 10 Sep - Thu, 25 Sep

17:28 - 11:45ABE-LHR

13h 17m1 stop

06:50 - 16:53LHR-ABE

15h 03m2 stops

£513United Airlines

Find Deal

Wed, 20 Aug - Mon, 25 Aug

13:00 - 06:20ABE-LHR

12h 20m1 stop

06:50 - 16:53LHR-ABE

15h 03m2 stops

£551

Find Deal

Sat, 20 Sep - Sat, 27 Sep

United Airlines flights from Allentown to London

Our best United Airlines deals on Allentown to London flight tickets

United Airlines

14 Sept

ABE13:00Allentown-Bethlehem

14h 20m

1 stop

LHR08:20London Heathrow

23 Sept

LHR14:05London Heathrow

26h 53m

2 stops

ABE11:58Allentown-Bethlehem

£466

Find similar

United Airlines

14 Sept

ABE13:00Allentown-Bethlehem

14h 20m

1 stop

LHR08:20London Heathrow

23 Sept

LHR08:30London Heathrow

13h 23m

1 stop

ABE16:53Allentown-Bethlehem

£484

Find similar

United Airlines

10 Sept

ABE13:00Allentown-Bethlehem

12h 20m

1 stop

LHR06:20London Heathrow

25 Sept

LHR14:10London Heathrow

25h 28m

1 stop

ABE10:38Allentown-Bethlehem

£487

Find similar

Delta flights from Allentown to London

Our best Delta deals on Allentown to London flight tickets

Delta

17 Aug

ABE06:00Allentown-Bethlehem

19h 45m

1 stop

LHR06:45London Heathrow

26 Aug

LHR09:20London Heathrow

13h 14m

1 stop

ABE17:34Allentown-Bethlehem

£394

Find similar

Delta

17 Aug

ABE06:00Allentown-Bethlehem

19h 45m

1 stop

LHR06:45London Heathrow

26 Aug

LHR08:20London Heathrow

19h 19m

2 stops

ABE22:39Allentown-Bethlehem

£398

Find similar

Delta

16 Aug

ABE18:14Allentown-Bethlehem

31h 31m

1 stop

LHR06:45London Heathrow

26 Aug

LHR08:20London Heathrow

19h 19m

2 stops

ABE22:39Allentown-Bethlehem

£402

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Sun 17/8

06:00-06:45

1 stop19h 45m

London Heathrow

Tue 26/8

09:20-17:34

1 stop13h 14m

£394

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Sun 17/8

06:00-06:45

1 stop19h 45m

London Heathrow

Tue 26/8

08:20-22:39

2 stops19h 19m

£398

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Sun 17/8

06:00-06:45

1 stop19h 45m

London Heathrow

Sat 30/8

13:05-22:39

1 stop14h 34m

£431

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Sun 17/8

06:00-06:45

1 stop19h 45m

London Heathrow

Sun 24/8

17:25-22:39

1 stop34h 14m

£436

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Sun 14/9

13:00-08:20

1 stop14h 20m

London Heathrow

Tue 23/9

14:05-11:58

2 stops26h 53m

£466

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Fri 7/11

12:46-07:50

1 stop14h 04m

London Heathrow

Mon 17/11

12:30-22:52

1 stop15h 22m

£469

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Sun 14/9

13:00-08:20

1 stop14h 20m

London Heathrow

Tue 23/9

08:30-16:53

1 stop13h 23m

£484

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Wed 10/9

13:00-06:20

1 stop12h 20m

London Heathrow

Thu 25/9

14:10-10:38

1 stop25h 28m

£487

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Wed 20/8

17:28-11:45

1 stop13h 17m

London Heathrow

Mon 25/8

06:50-16:53

2 stops15h 03m

£513

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Sat 20/9

13:00-06:20

1 stop12h 20m

London Heathrow

Sat 27/9

06:50-16:53

2 stops15h 03m

£551

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Allentown to London

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 Allentown-Bethlehem to London?

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

Which airlines fly to London?

British Airways, United Airlines and Lufthansa are the top three most popular airlines that fly to London from Allentown according to our data. British Airways is the first choice among our users, with 46% of people opting to fly with this airline when travelling to London. Keep in mind that there are 9 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

When to book flights from Allentown to London

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

Estimated return price

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

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

Best price found	£298
Fastest flight time	11h 56m
Direct flights	None
Airports in London	2 airports

The best one-way flight to London from Allentown in the past 72 hours is £298. The best return flight deal from Allentown to London found on momondo in the last 72 hours is £394.

The fastest flight from Allentown to London takes 11h 56m

There are no direct flights from Allentown to London. Popular non-direct routes for this connection are Allentown-Bethlehem Airport - London City Airport and Allentown-Bethlehem Airport - London Heathrow Airport.

There are 2 airports near London: London City (LCY), London Heathrow (LHR)

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How far is Allentown-Bethlehem to London by plane?
The distance between Allentown-Bethlehem and London is about 3523.4 mi. Flights usually cover this in 12h 20m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Allentown-Bethlehem Airport to London?
Prices for flights from Allentown-Bethlehem Airport to London are refreshed on a daily basis.
How old do you have to be to fly from Allentown-Bethlehem Airport to London?
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 Allentown-Bethlehem Airport to London.
What documentation or ID do you need to fly to London?
The travel and health documents you'll need for your trip to London 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. It is always advisable to seek 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 Allentown to London?

Finding the right flight to London from Allentown 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 Allentown to London with flexible booking policies on momondo?

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

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

momondo helps you find the best flight between Allentown and London 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 Allentown to London right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Allentown to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.