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Flights to Allentown-Bethlehem

£657 Cheap flights to Allentown

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Allentown departing on 12/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from the United Kingdom to Allentown

Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
11:30 - 23:00
LHR
-
ABE
16h 30m
2 stops
Delta Logo
12:53 - 10:20
ABE
-
LHR
16h 27m
2 stops
£666Delta
Mon, 27 Apr - Mon, 4 May
Delta Logo
09:20 - 17:19
LHR
-
ABE
12h 59m
1 stop
Delta Logo
17:59 - 11:20
ABE
-
LHR
12h 21m
1 stop
£674Delta
Mon, 27 Apr - Mon, 4 May
KLM Logo
14:05 - 17:19
EDI
-
ABE
32h 14m
2 stops
KLM Logo
06:33 - 07:05
ABE
-
EDI
19h 32m
2 stops
£737KLM
Tue, 28 Apr - Tue, 5 May
American Airlines Logo
12:00 - 00:22
LHR
-
ABE
17h 22m
1 stop
American Airlines Logo
12:00 - 09:05
ABE
-
LHR
16h 05m
1 stop
£745American Airlines
Thu, 9 Apr - Thu, 16 Apr
Virgin Atlantic Logo
13:00 - 23:00
MAN
-
ABE
15h 00m
1 stop
Virgin Atlantic Logo
17:59 - 08:25
ABE
-
MAN
33h 26m
2 stops
£773Virgin Atlantic
Thu, 23 Apr - Sun, 26 Apr
United Airlines Logo
07:30 - 09:48
LHR
-
ABE
31h 18m
2 stops
United Airlines Logo
17:43 - 06:45
ABE
-
LHR
32h 02m
1 stop
£776United Airlines
Wed, 22 Apr - Sun, 26 Apr
United Airlines Logo
07:30 - 09:48
LHR
-
ABE
31h 18m
2 stops
United Airlines Logo
17:43 - 06:45
ABE
-
LHR
32h 02m
1 stop
£778United Airlines
Wed, 22 Apr - Sun, 26 Apr
American Airlines Logo
10:50 - 00:22
MAN
-
ABE
18h 32m
2 stops
American Airlines Logo
12:00 - 09:55
ABE
-
MAN
16h 55m
2 stops
£799American Airlines
Thu, 23 Apr - Sun, 26 Apr
Virgin Atlantic Logo
13:00 - 23:00
MAN
-
ABE
15h 00m
1 stop
Virgin Atlantic Logo
06:33 - 07:15
ABE
-
MAN
19h 42m
1 stop
£801Virgin Atlantic
Thu, 23 Apr - Sun, 26 Apr
KLM Logo
14:05 - 17:19
EDI
-
ABE
32h 14m
2 stops
KLM Logo
17:59 - 11:50
ABE
-
EDI
12h 51m
1 stop
£905KLM
Tue, 28 Apr - Tue, 5 May

momondo Fare Finder

 
Locate flights to Allentown-Bethlehem that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 279,928 searches and data was last updated on 15 March 2026.
Use the filters below to find and compare flights to Allentown that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Mon 27/4

11:30-23:00

2 stops16h 30m

Allentown-Bethlehem

Mon 4/5

12:53-10:20

2 stops16h 27m

£666
Fastest return journey

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Mon 27/4

09:20-17:19

1 stop12h 59m

Allentown-Bethlehem

Mon 4/5

17:59-11:20

1 stop12h 21m

£674

EdinburghAllentown

EDI - ABE

EDIABE

Edinburgh Turnhouse

Tue 28/4

14:05-17:19

2 stops32h 14m

Allentown-Bethlehem

Tue 5/5

06:33-07:05

2 stops19h 32m

£737

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 9/4

12:00-00:22

1 stop17h 22m

Allentown-Bethlehem

Thu 16/4

12:00-09:05

1 stop16h 05m

£745

ManchesterAllentown

MAN - ABE

MANABE

Manchester

Thu 23/4

13:00-23:00

1 stop15h 00m

Allentown-Bethlehem

Sun 26/4

17:59-08:25

2 stops33h 26m

£773

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Wed 22/4

07:30-09:48

2 stops31h 18m

Allentown-Bethlehem

Sun 26/4

17:43-06:45

1 stop32h 02m

£776

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Wed 22/4

07:30-09:48

2 stops31h 18m

Allentown-Bethlehem

Sun 26/4

17:43-06:45

1 stop32h 02m

£778

ManchesterAllentown

MAN - ABE

MANABE

Manchester

Thu 23/4

10:50-00:22

2 stops18h 32m

Allentown-Bethlehem

Sun 26/4

12:00-09:55

2 stops16h 55m

£799

ManchesterAllentown

MAN - ABE

MANABE

Manchester

Thu 23/4

13:00-23:00

1 stop15h 00m

Allentown-Bethlehem

Sun 26/4

06:33-07:15

1 stop19h 42m

£801

EdinburghAllentown

EDI - ABE

EDIABE

Edinburgh Turnhouse

Tue 28/4

14:05-17:19

2 stops32h 14m

Allentown-Bethlehem

Tue 5/5

17:59-11:50

1 stop12h 51m

£905

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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Allentown flights insights and trends

Explore insights for your Allentown flight to craft the best travel plan

How long does it take to fly to Allentown?

If you’re flying from a popular airport in United Kingdom, such as London Heathrow or Manchester, and flying into Allentown, then you can expect flight times to average 7h 40m and 21h 05m, respectively.

Cheapest flights to Allentown-Bethlehem

Find the cheapest flights to Allentown-Bethlehem from your nearest city or airport

Cheap Allentown flight deals and tips

Summary info about Allentown flight prices, duration and airlines

Best One-Way Price

£657

Best Round-Trip Price

£666

Fastest flight time

12h 59m
The best one-way flight price to Allentown from United Kingdom in the last 72 hours is £657 (Manchester to Allentown-Bethlehem).
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The best round-trip flight price to Allentown from United Kingdom in the last 72 hours is £666 (London Heathrow to Allentown-Bethlehem).
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The fastest flight to Allentown from United Kingdom takes 12h 59m (London Heathrow to Allentown-Bethlehem).
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Frequently asked questions about flying to Allentown

Is there an alternative airport near Allentown?

Allentown-Bethlehem Airport, Trenton-Mercer Airport, Philadelphia Airport, Wilkes-Barre Scranton Airport or Lancaster Airport can be an alternative airport used for travel to Allentown.

Is there a cheaper alternative to flying into Allentown?

Wilkes-Barre Scranton Airport has an average price of £289 per person and is typically the cheapest airport to fly into when visiting Allentown. This average price does vary based on departure city. Try momondo’s Airport-to-Airport Pricing Tool to find the cheapest flight.

What is the absolute cheapest flight to Allentown?

£63 is the cheapest deal found on momondo in the last two weeks for a flight to Allentown. This flight is from Orlando and is 88% cheaper than most flights to Allentown. To find the cheapest price to Allentown from your area, use momondo’s Airport-to-Airport Pricing Tool.

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

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

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel 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.

Why use momondo?

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

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

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

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

How can momondo help me find flights to Allentown?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to Allentown.

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

Of course. momondo tracks the price of Allentown 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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Find better results for your trip to Allentown

Popular Flights to Allentown

Popular routes according to searches in the past day on momondo
Manchester to Allentown-Bethlehem Flightsfrom £1,023
London to Allentown-Bethlehem Flightsfrom £881
Edinburgh Turnhouse to Allentown-Bethlehem Flightsfrom £1,087
Birmingham to Allentown-Bethlehem Flightsfrom £1,141
Bristol to Allentown-Bethlehem Flightsfrom £1,899