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Cheap flights from the United Kingdom to Allentown from £400

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Allentown departing on 3/3. 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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0 bags

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Find the cheapest flights from the United Kingdom to Allentown

Recent return flight deals from the United Kingdom to Allentown

Enter your travel dates to find the best prices.
Virgin Atlantic Logo
19:20 - 22:47LHR-ABE
32h 27m2 stops
Virgin Atlantic Logo
06:30 - 07:50ABE-LHR
21h 20m1 stop
£576Virgin Atlantic
Find Deal
Sun, 1 Mar - Mon, 16 Mar
Virgin Atlantic Logo
06:30 - 17:18LHR-ABE
15h 48m2 stops
Virgin Atlantic Logo
12:47 - 08:45ABE-LHR
14h 58m2 stops
£602Virgin Atlantic
Find Deal
Thu, 8 Jan - Thu, 22 Jan
Delta Logo
17:35 - 17:18LHR-ABE
28h 43m2 stops
Delta Logo
06:30 - 06:55ABE-LHR
20h 25m2 stops
£608Delta
Find Deal
Sun, 1 Mar - Mon, 16 Mar
Multiple Airlines Logo
18:00 - 21:26LHR-ABE
32h 26m2 stops
Multiple Airlines Logo
08:30 - 07:10ABE-LHR
41h 40m3 stops
£656Multiple Airlines
Find Deal
Thu, 8 Jan - Thu, 22 Jan
American Airlines Logo
07:30 - 00:28EDI-ABE
21h 58m2 stops
American Airlines Logo
12:01 - 13:15ABE-EDI
20h 14m2 stops
£686American Airlines
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Thu, 26 Feb - Mon, 2 Mar
American Airlines Logo
08:50 - 00:28MAN-ABE
20h 38m2 stops
American Airlines Logo
13:48 - 14:00ABE-MAN
20h 12m2 stops
£691American Airlines
Find Deal
Thu, 5 Mar - Mon, 9 Mar
Multiple Airlines Logo
07:40 - 22:01LHR-ABE
43h 21m3 stops
Multiple Airlines Logo
08:30 - 07:10ABE-LHR
41h 40m3 stops
£709Multiple Airlines
Find Deal
Thu, 8 Jan - Thu, 22 Jan
Delta Logo
13:30 - 22:47MAN-ABE
14h 17m1 stop
Delta Logo
13:00 - 10:10ABE-MAN
17h 10m2 stops
£712Delta
Find Deal
Thu, 5 Mar - Mon, 9 Mar
United Airlines Logo
08:30 - 21:16LHR-ABE
17h 46m2 stops
United Airlines Logo
13:00 - 05:55ABE-LHR
11h 55m1 stop
£734United Airlines
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Tue, 25 Nov - Tue, 2 Dec
United Airlines Logo
07:25 - 16:22LHR-ABE
13h 57m1 stop
United Airlines Logo
11:30 - 05:55ABE-LHR
13h 25m1 stop
£790United Airlines
Find Deal
Fri, 9 Jan - Sat, 17 Jan

Virgin Atlantic flights from United Kingdom to Allentown

Our best Virgin Atlantic deals on United Kingdom to Allentown flight tickets
Virgin Atlantic
1 Mar
LHR19:20London Heathrow
32h 27m
2 stops
ABE22:47Allentown-Bethlehem
16 Mar
ABE06:30Allentown-Bethlehem
21h 20m
1 stop
LHR07:50London Heathrow
£576
Find similar
Virgin Atlantic
8 Jan
LHR06:30London Heathrow
15h 48m
2 stops
ABE17:18Allentown-Bethlehem
22 Jan
ABE12:47Allentown-Bethlehem
14h 58m
2 stops
LHR08:45London Heathrow
£602
Find similar
Virgin Atlantic
1 Mar
LHR12:30London Heathrow
15h 17m
1 stop
ABE22:47Allentown-Bethlehem
16 Mar
ABE06:30Allentown-Bethlehem
19h 55m
1 stop
LHR06:25London Heathrow
£612
Find similar

Delta flights from United Kingdom to Allentown

Our best Delta deals on United Kingdom to Allentown flight tickets
Delta
1 Mar
LHR17:35London Heathrow
28h 43m
2 stops
ABE17:18Allentown-Bethlehem
16 Mar
ABE06:30Allentown-Bethlehem
20h 25m
2 stops
LHR06:55London Heathrow
£608
Find similar
Delta
5 Mar
MAN13:30Manchester
14h 17m
1 stop
ABE22:47Allentown-Bethlehem
9 Mar
ABE13:00Allentown-Bethlehem
17h 10m
2 stops
MAN10:10Manchester
£712
Find similar
Delta
5 Mar
MAN13:30Manchester
14h 17m
1 stop
ABE22:47Allentown-Bethlehem
9 Mar
ABE13:00Allentown-Bethlehem
17h 10m
2 stops
MAN10:10Manchester
£713
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Allentown that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 12 November 2025.
Use the filters below to find and compare flights from the United Kingdom to Allentown that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sun 1/3

19:20-22:47

2 stops32h 27m

Allentown-Bethlehem

Mon 16/3

06:30-07:50

1 stop21h 20m

£576

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 8/1

06:30-17:18

2 stops15h 48m

Allentown-Bethlehem

Thu 22/1

12:47-08:45

2 stops14h 58m

£602

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sun 1/3

17:35-17:18

2 stops28h 43m

Allentown-Bethlehem

Mon 16/3

06:30-06:55

2 stops20h 25m

£608

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 8/1

18:00-21:26

2 stops32h 26m

Allentown-Bethlehem

Thu 22/1

08:30-07:10

3 stops41h 40m

£656

EdinburghAllentown

EDI - ABE

EDIABE

Edinburgh Turnhouse

Thu 26/2

07:30-00:28

2 stops21h 58m

Allentown-Bethlehem

Mon 2/3

12:01-13:15

2 stops20h 14m

£686

ManchesterAllentown

MAN - ABE

MANABE

Manchester

Thu 5/3

08:50-00:28

2 stops20h 38m

Allentown-Bethlehem

Mon 9/3

13:48-14:00

2 stops20h 12m

£691

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 8/1

07:40-22:01

3 stops43h 21m

Allentown-Bethlehem

Thu 22/1

08:30-07:10

3 stops41h 40m

£709

ManchesterAllentown

MAN - ABE

MANABE

Manchester

Thu 5/3

13:30-22:47

1 stop14h 17m

Allentown-Bethlehem

Mon 9/3

13:00-10:10

2 stops17h 10m

£712

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Tue 25/11

08:30-21:16

2 stops17h 46m

Allentown-Bethlehem

Tue 2/12

13:00-05:55

1 stop11h 55m

£734

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Fri 9/1

07:25-16:22

1 stop13h 57m

Allentown-Bethlehem

Sat 17/1

11:30-05:55

1 stop13h 25m

£790

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Allentown from

How to get the cheapest flight ticket from United Kingdom 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 day to depart on your flight to Allentown?

The cheapest day to depart from United Kingdom to Allentown is on a Monday when prices can be found for as low as £477. Flights from United Kingdom to Allentown on a Sunday will generally be more expensive and average around £853. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Allentown?

Flying to Allentown from United Kingdom at midday is the least expensive time of day to depart. momondo users have found prices as low as £580 when looking at flights departing at midday. Flights in the morning are often more expensive, with an average ticket price of £622.

Cheap United Kingdom to Allentown flight deals and tips

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

Direct flights

None
There are no direct flights from United Kingdom to Allentown. There are no popular flight routes from United Kingdom to Allentown.
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  • When did momondo last update prices for flights from United Kingdom to Allentown-Bethlehem Airport?

    Prices for flights from United Kingdom to Allentown-Bethlehem Airport were last updated today.

  • How many operators does momondo search for flights from United Kingdom to Allentown-Bethlehem Airport?

  • How old do you have to be to fly from United Kingdom to Allentown-Bethlehem Airport?

    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 United Kingdom to Allentown-Bethlehem Airport.

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

    The required travel and health documents for your Allentown-Bethlehem Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Allentown-Bethlehem Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from United Kingdom to Allentown

Compare and see reviews for airlines that fly from United Kingdom to Allentown with momondo
Airline
Rating
Free Cancellation
Price
FinnairPriceFrom £541Free CancellationRating
7.6
1,335 reviews
Search Finnair flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Allentown from United Kingdom.

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

Yes. All flights to Allentown from United Kingdom on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from United Kingdom 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 United Kingdom to Allentown.

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

Yes. momondo can track prices for United Kingdom to Allentown flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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