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Cheap flights from Allentown to London from £408

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Allentown to London departing on 5/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Allentown to London

Cheap return flights

These are some of the best return flight deals from Allentown to London that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Allentown to London.

Cheap last-minute flights

Planning a quick getaway from Allentown to London? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to London, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from Allentown to London

Find recent round-trip train or bus tickets from Allentown to London.

All round-trip flight deals to London

The cheapest plane tickets to London found on KAYAK recently.
13:18 - 06:20ABE-LHR
12h 02m1 stop
11:30 - 22:54LHR-ABE
16h 24m2 stops
£502Delta
Find Deal
Tue, 7 Jan - Thu, 16 Jan
06:20 - 06:20ABE-LHR
19h 00m1 stop
12:30 - 22:54LHR-ABE
15h 24m1 stop
£509Delta
Find Deal
Tue, 7 Jan - Thu, 16 Jan
17:40 - 11:40ABE-LHR
13h 00m1 stop
06:30 - 17:13LHR-ABE
15h 43m2 stops
£539KLM
Find Deal
Fri, 28 Feb - Fri, 7 Mar
17:40 - 11:40ABE-LHR
13h 00m1 stop
12:30 - 23:25LHR-ABE
15h 55m1 stop
£549KLM
Find Deal
Fri, 28 Feb - Fri, 7 Mar
06:30 - 06:55ABE-LHR
19h 25m2 stops
13:45 - 21:21LHR-ABE
36h 36m2 stops
£587United Airlines
Find Deal
Fri, 17 Jan - Mon, 20 Jan
06:30 - 06:30ABE-LHR
19h 00m2 stops
18:00 - 16:55LHR-ABE
27h 55m2 stops
Thu, 9 Jan - Tue, 14 Jan
06:30 - 06:30ABE-LHR
19h 00m2 stops
15:00 - 16:55LHR-ABE
30h 55m2 stops
Sun, 19 Jan - Tue, 4 Feb
17:37 - 11:15ABE-LHR
12h 38m1 stop
10:25 - 21:34LHR-ABE
16h 09m1 stop
£823United Airlines
Find Deal
Fri, 29 Nov - Fri, 6 Dec
17:17 - 12:00ABE-LHR
13h 43m1 stop
13:30 - 00:27LHR-ABE
15h 57m1 stop
£1,138American Airlines
Find Deal
Tue, 26 Nov - Thu, 5 Dec
17:17 - 12:00ABE-LHR
13h 43m1 stop
15:25 - 00:27LHR-ABE
14h 02m2 stops
£1,141American Airlines
Find Deal
Tue, 26 Nov - Thu, 5 Dec
17:36 - 10:35ABE-LHR
11h 59m1 stop
£409Delta
Find Deal
Sun, 5 Jan
13:18 - 11:40ABE-LHR
17h 22m1 stop
£416Delta
Find Deal
Fri, 31 Jan
17:35 - 10:35ABE-LHR
12h 00m1 stop
£487Delta
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Sun, 15 Dec
17:30 - 17:05ABE-LHR
18h 35m2 stops
Fri, 31 Jan
17:36 - 10:35ABE-LHR
11h 59m1 stop
£664Delta
Find Deal
Thu, 2 Jan
13:18 - 09:30ABE-LCY
15h 12m2 stops
£704Delta
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Fri, 31 Jan
17:49 - 11:40ABE-LHR
12h 51m1 stop
£744Delta
Find Deal
Sat, 23 Nov
17:36 - 10:35ABE-LHR
11h 59m1 stop
£929Delta
Find Deal
Fri, 3 Jan
17:49 - 10:35ABE-LHR
11h 46m1 stop
£7,714Delta
Find Deal
Fri, 22 Nov
17:49 - 11:40ABE-LHR
12h 51m1 stop
14:30 - 22:55LHR-ABE
13h 25m1 stop
£1,248KLM
Find Deal
Mon, 18 Nov - Wed, 11 Dec
17:37 - 11:15ABE-LHR
12h 38m1 stop
10:00 - 21:34LHR-ABE
16h 34m2 stops
£1,654United Airlines
Find Deal
Mon, 18 Nov - Wed, 11 Dec
17:37 - 16:45ABE-LHR
18h 08m2 stops
06:00 - 21:34LHR-ABE
20h 34m2 stops
£1,810
Find Deal
Mon, 18 Nov - Wed, 11 Dec

Delta flights from Allentown to London

Our best Delta deals on Allentown to London flight tickets
Delta
7 Jan
ABE13:18Allentown-Bethlehem
12h 02m
1 stop
LHR06:20London Heathrow
16 Jan
LHR11:30London Heathrow
16h 24m
2 stops
ABE22:54Allentown-Bethlehem
Delta
7 Jan
ABE06:20Allentown-Bethlehem
19h 00m
1 stop
LHR06:20London Heathrow
16 Jan
LHR12:30London Heathrow
15h 24m
1 stop
ABE22:54Allentown-Bethlehem
Delta
28 Nov
ABE06:35Allentown-Bethlehem
18h 45m
1 stop
LHR06:20London Heathrow
4 Dec
LHR06:30London Heathrow
15h 39m
2 stops
ABE17:09Allentown-Bethlehem

KLM flights from Allentown to London

Our best KLM deals on Allentown to London flight tickets
KLM
28 Feb
ABE17:40Allentown-Bethlehem
13h 00m
1 stop
LHR11:40London Heathrow
7 Mar
LHR06:30London Heathrow
15h 43m
2 stops
ABE17:13Allentown-Bethlehem
KLM
28 Feb
ABE17:40Allentown-Bethlehem
13h 00m
1 stop
LHR11:40London Heathrow
7 Mar
LHR12:30London Heathrow
15h 55m
1 stop
ABE23:25Allentown-Bethlehem
KLM
26 Nov
ABE12:25Allentown-Bethlehem
14h 30m
1 stop
LHR07:55London Heathrow
4 Dec
LHR14:30London Heathrow
13h 23m
1 stop
ABE22:53Allentown-Bethlehem

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 month to fly from Allentown to London?

February. The cheapest time of year to fly to London from Allentown is February. The most expensive is March.

What is the cheapest day to depart Allentown for London?

Monday. The cheapest day of the week is usually Monday. The most expensive is usually Sunday.

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

United Airlines. United Airlines is the most popular carrier operating from Allentown to London

What is the cheapest Allentown to London flight route?

Allentown-Bethlehem - London Heathrow. Fly from Allentown-Bethlehem to London Heathrow for the best Allentown - London flight prices

Can stopping save me money on Allentown to London flights?

You could potentially save up to 36% on your flight if you consider stops on a Allentown to London flight.

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

£408

Fastest flight time

10h 37m

Direct flights

None

Airports in London

2 airports
The best one-way flight to London from Allentown in the past 72 hours is £408. The best return flight deal from Allentown to London found on momondo in the last 72 hours is £502.
The fastest flight from Allentown to London takes 10h 37m
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)

  • 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 10h 37m, 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 many operators does momondo search for flights from Allentown-Bethlehem Airport to London?

  • 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.


Best airlines flying from Allentown to London

Compare and see reviews for airlines that fly from Allentown to London with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom £658Free CancellationRating
7.4
9,193 reviews
Search United Airlines flights

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.


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Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London