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.

£305 Cheap Flights from Allentown to London in 2025/26

1 adult

0 bags

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Allentown to London

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

18:00 - 11:40ABE-LHR

12h 40m1 stop

15:45 - 21:26LHR-ABE

58h 41m2 stops

£430Virgin Atlantic

Find Deal

Mon, 10 Nov - Wed, 26 Nov

18:00 - 11:40ABE-LHR

12h 40m1 stop

10:45 - 22:12LHR-ABE

16h 27m1 stop

£438Virgin Atlantic

Find Deal

Mon, 10 Nov - Wed, 26 Nov

18:00 - 16:35ABE-LHR

17h 35m2 stops

15:45 - 21:26LHR-ABE

58h 41m2 stops

£440Virgin Atlantic

Find Deal

Mon, 10 Nov - Wed, 26 Nov

18:00 - 11:40ABE-LHR

12h 40m1 stop

06:30 - 17:19LHR-ABE

15h 49m2 stops

£446Delta

Find Deal

Sun, 9 Nov - Tue, 18 Nov

06:10 - 06:25ABE-LHR

19h 15m1 stop

08:55 - 22:12LHR-ABE

18h 17m1 stop

£451Delta

Find Deal

Sun, 9 Nov - Tue, 18 Nov

11:30 - 07:10ABE-LHR

38h 40m2 stops

09:00 - 21:15LHR-ABE

17h 15m2 stops

£472United Airlines

Find Deal

Sat, 17 Jan - Tue, 27 Jan

17:22 - 11:15ABE-LHR

13h 53m1 stop

13:30 - 16:47LHR-ABE

32h 17m2 stops

£488United Airlines

Find Deal

Mon, 27 Oct - Mon, 3 Nov

17:47 - 11:15ABE-LHR

13h 28m2 stops

14:10 - 00:14LHR-ABE

15h 04m2 stops

£752American Airlines

Find Deal

Fri, 27 Mar - Tue, 31 Mar

13:00 - 07:40ABE-LHR

14h 40m2 stops

12:30 - 22:52LHR-ABE

14h 22m1 stop

£820KLM

Find Deal

Thu, 12 Mar - Fri, 20 Mar

13:00 - 07:40ABE-LHR

14h 40m2 stops

12:30 - 22:52LHR-ABE

14h 22m1 stop

£857KLM

Find Deal

Thu, 12 Mar - Sat, 21 Mar

Delta flights from Allentown to London

Our best Delta deals on Allentown to London flight tickets

Delta

9 Nov

ABE18:00Allentown-Bethlehem

12h 40m

1 stop

LHR11:40London Heathrow

18 Nov

LHR06:30London Heathrow

15h 49m

2 stops

ABE17:19Allentown-Bethlehem

£446

Find similar

Delta

9 Nov

ABE06:10Allentown-Bethlehem

19h 15m

1 stop

LHR06:25London Heathrow

18 Nov

LHR08:55London Heathrow

18h 17m

1 stop

ABE22:12Allentown-Bethlehem

£451

Find similar

Delta

27 Nov

ABE06:10Allentown-Bethlehem

20h 40m

1 stop

LHR07:50London Heathrow

4 Dec

LHR06:30London Heathrow

20h 41m

2 stops

ABE22:11Allentown-Bethlehem

£483

Find similar

Virgin Atlantic flights from Allentown to London

Our best Virgin Atlantic deals on Allentown to London flight tickets

Virgin Atlantic

10 Nov

ABE18:00Allentown-Bethlehem

12h 40m

1 stop

LHR11:40London Heathrow

26 Nov

LHR15:45London Heathrow

58h 41m

2 stops

ABE21:26Allentown-Bethlehem

£430

Find similar

Virgin Atlantic

10 Nov

ABE18:00Allentown-Bethlehem

12h 40m

1 stop

LHR11:40London Heathrow

26 Nov

LHR10:45London Heathrow

16h 27m

1 stop

ABE22:12Allentown-Bethlehem

£438

Find similar

Virgin Atlantic

10 Nov

ABE18:00Allentown-Bethlehem

17h 35m

2 stops

LHR16:35London Heathrow

26 Nov

LHR15:45London Heathrow

58h 41m

2 stops

ABE21:26Allentown-Bethlehem

£440

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Mon 10/11

18:00-11:40

1 stop12h 40m

London Heathrow

Wed 26/11

15:45-21:26

2 stops58h 41m

£430

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Mon 10/11

18:00-11:40

1 stop12h 40m

London Heathrow

Wed 26/11

10:45-22:12

1 stop16h 27m

£438

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Mon 10/11

18:00-16:35

2 stops17h 35m

London Heathrow

Wed 26/11

15:45-21:26

2 stops58h 41m

£440

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Sun 9/11

18:00-11:40

1 stop12h 40m

London Heathrow

Tue 18/11

06:30-17:19

2 stops15h 49m

£446

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Sun 9/11

06:10-06:25

1 stop19h 15m

London Heathrow

Tue 18/11

08:55-22:12

1 stop18h 17m

£451

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Sat 17/1

11:30-07:10

2 stops38h 40m

London Heathrow

Tue 27/1

09:00-21:15

2 stops17h 15m

£472

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Mon 27/10

17:22-11:15

1 stop13h 53m

London Heathrow

Mon 3/11

13:30-16:47

2 stops32h 17m

£488

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Fri 27/3

17:47-11:15

2 stops13h 28m

London Heathrow

Tue 31/3

14:10-00:14

2 stops15h 04m

£752

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Thu 12/3

13:00-07:40

2 stops14h 40m

London Heathrow

Fri 20/3

12:30-22:52

1 stop14h 22m

£820

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Thu 12/3

13:00-07:40

2 stops14h 40m

London Heathrow

Sat 21/3

12:30-22:52

1 stop14h 22m

£857

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?

Delta and United Airlines 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 40% of people opting to fly with this airline when travelling to London. Keep in mind that there are 8 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

Direct flights	None

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

Search flight deals

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 11h 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.

Eastbourne

Milton Keynes

Luton

Gatwick

Maidstone

Slough

Canterbury

Southend-on-Sea

Ipswich

Ilford

Guildford

Colchester

Dover

Hayes

Chelmsford

Worthing

Dartford

Bedford

Ramsgate

Stansted

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.