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Flights to Allentown-Bethlehem

£356 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 5/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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.
Virgin Atlantic Logo
13:25 - 22:52
LHR
-
ABE
14h 27m
1 stop
Virgin Atlantic Logo
17:59 - 13:15
ABE
-
LHR
14h 16m
1 stop
£615Virgin Atlantic
Wed, 8 Apr - Wed, 15 Apr
Delta Logo
08:40 - 22:52
LHR
-
ABE
19h 12m
2 stops
Delta Logo
12:52 - 12:05
ABE
-
LHR
18h 13m
2 stops
£631Delta
Wed, 8 Apr - Wed, 15 Apr
Delta Logo
10:00 - 12:16
LHR
-
ABE
30h 16m
2 stops
Delta Logo
17:58 - 06:25
ABE
-
LHR
32h 27m
1 stop
£643Delta
Tue, 10 Mar - Sat, 14 Mar
American Airlines Logo
06:10 - 11:30
MAN
-
ABE
33h 20m
2 stops
American Airlines Logo
12:57 - 09:50
ABE
-
MAN
15h 53m
2 stops
£666American Airlines
Wed, 11 Mar - Tue, 5 May
American Airlines Logo
16:55 - 00:22
LHR
-
ABE
12h 27m
1 stop
American Airlines Logo
12:00 - 09:05
ABE
-
LHR
16h 05m
1 stop
£681American Airlines
Thu, 9 Apr - Thu, 16 Apr
Multiple Airlines Logo
10:35 - 23:00
BHX
-
ABE
41h 25m
2 stops
Multiple Airlines Logo
17:59 - 12:40
ABE
-
BHX
37h 41m
2 stops
£741Multiple Airlines
Sun, 12 Apr - Sun, 19 Apr
KLM Logo
10:40 - 22:11
LHR
-
ABE
16h 31m
2 stops
KLM Logo
17:59 - 11:20
ABE
-
LHR
12h 21m
1 stop
£795KLM
Sat, 11 Apr - Sat, 18 Apr
United Airlines Logo
11:05 - 17:03
LHR
-
ABE
34h 58m
2 stops
United Airlines Logo
17:40 - 10:40
ABE
-
LHR
36h 00m
2 stops
£796United Airlines
Sat, 11 Apr - Sat, 18 Apr
United Airlines Logo
06:05 - 09:48
BHX
-
ABE
32h 43m
2 stops
United Airlines Logo
10:35 - 17:30
ABE
-
BHX
25h 55m
2 stops
£846United Airlines
Wed, 8 Apr - Wed, 15 Apr
Multiple Airlines Logo
08:35 - 22:51
EDI
-
ABE
19h 16m
2 stops
Multiple Airlines Logo
17:18 - 15:40
ABE
-
EDI
17h 22m
2 stops
£979Multiple Airlines
Fri, 12 Jun - Sun, 21 Jun

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 26 February 2026.
Use the filters below to find and compare flights to Allentown that are best for you.

Fly from

Route

Depart

Return

Price

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Wed 8/4

13:25-22:52

1 stop14h 27m

Allentown-Bethlehem

Wed 15/4

17:59-13:15

1 stop14h 16m

£615

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Wed 8/4

08:40-22:52

2 stops19h 12m

Allentown-Bethlehem

Wed 15/4

12:52-12:05

2 stops18h 13m

£631

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Tue 10/3

10:00-12:16

2 stops30h 16m

Allentown-Bethlehem

Sat 14/3

17:58-06:25

1 stop32h 27m

£643

ManchesterAllentown

MAN - ABE

MANABE

Manchester

Wed 11/3

06:10-11:30

2 stops33h 20m

Allentown-Bethlehem

Tue 5/5

12:57-09:50

2 stops15h 53m

£666

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 9/4

16:55-00:22

1 stop12h 27m

Allentown-Bethlehem

Thu 16/4

12:00-09:05

1 stop16h 05m

£681

BirminghamAllentown

BHX - ABE

BHXABE

Birmingham

Sun 12/4

10:35-23:00

2 stops41h 25m

Allentown-Bethlehem

Sun 19/4

17:59-12:40

2 stops37h 41m

£741

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sat 11/4

10:40-22:11

2 stops16h 31m

Allentown-Bethlehem

Sat 18/4

17:59-11:20

1 stop12h 21m

£795

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sat 11/4

11:05-17:03

2 stops34h 58m

Allentown-Bethlehem

Sat 18/4

17:40-10:40

2 stops36h 00m

£796

BirminghamAllentown

BHX - ABE

BHXABE

Birmingham

Wed 8/4

06:05-09:48

2 stops32h 43m

Allentown-Bethlehem

Wed 15/4

10:35-17:30

2 stops25h 55m

£846

EdinburghAllentown

EDI - ABE

EDIABE

Edinburgh Turnhouse

Fri 12/6

08:35-22:51

2 stops19h 16m

Allentown-Bethlehem

Sun 21/6

17:18-15:40

2 stops17h 22m

£979

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 45m and 11h 10m, 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

£356

Best Round-Trip Price

£615

Fastest flight time

17h 56m
The best one-way flight price to Allentown from United Kingdom in the last 72 hours is £356 (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 £615 (London Heathrow to Allentown-Bethlehem).
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The fastest flight to Allentown from United Kingdom takes 17h 56m (Edinburgh Turnhouse 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 £255 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?

£73 is the cheapest deal found on momondo in the last two weeks for a flight to Allentown. This flight is from Fort Lauderdale and is 86% 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 £849
London to Allentown-Bethlehem Flightsfrom £1,075
Edinburgh Turnhouse to Allentown-Bethlehem Flightsfrom £1,381
Birmingham to Allentown-Bethlehem Flightsfrom £1,531
Bristol to Allentown-Bethlehem Flightsfrom £1,215