How long is the flight from United Kingdom to Allentown?

Airlines like Delta and United Airlines fly from United Kingdom to Allentown in about 19h 49m. The time it takes to get you to your destination can typically vary by up to 9h 12m. The distance between United Kingdom and Allentown is about 3507 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in Allentown ranges from 69.0 - 127.0 inches per month. July is typically the wettest month, when rainfall can reach 127.0 mm. February is typically the driest time to visit Allentown when rainfall is around 69.0 mm.

If weather is an important factor for your trip to Allentown, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -2.0 C).

What are the most popular routes from United Kingdom to Allentown?

The most popular route from United Kingdom to Allentown is London Heathrow - Allentown-Bethlehem. You may also consider Birmingham - Allentown-Bethlehem or Manchester - Allentown-Bethlehem.

What is the cheapest time of day to fly from GB to ABE?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from United Kingdom to Allentown as you normally would.

What airport do you fly into for flights to Allentown from United Kingdom?

For a flight from United Kingdom to Allentown, you will be flying into Allentown-Bethlehem. Allentown-Bethlehem (ABE) is just 3.9 mi from the center of the city.

Can I find deals for flights from United Kingdom to Allentown that include hotel bookings?

Yes. In addition to deals on United Kingdom to Allentown flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from United Kingdom to Allentown?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to Allentown.

Can I find deals for business class flights from United Kingdom to Allentown?

Yes. Cheapflights offers flight deals from United Kingdom to Allentown by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£618+ Cheap Flights from the United Kingdom to Allentown

Cheap flight deals from United Kingdom to Allentown

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from United Kingdom to Allentown
Explore the most affordable flight options available from United Kingdom to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 September 2026.

Wed 2/1206:30 -

2 stops20h 57m

Thu 7/113:00 -

1 stop12h 25m

Deal found 9/9£673

Mon 30/1116:00 -

1 stop35h 27m

Wed 6/117:40 -

1 stop13h 00m

Deal found 9/9£687

Thu 29/1011:00 -

1 stop15h 12m

Thu 5/1105:37 -

1 stop24h 58m

Deal found 14/9£689

Thu 29/1006:30 -

2 stops19h 49m

Thu 5/1106:39 -

2 stops20h 06m

Deal found 14/9£692

Wed 2/1214:10 -

1 stop14h 14m

Wed 6/112:48 -

1 stop13h 32m

Deal found 9/9£693

Tue 27/1013:25 -

2 stops36h 54m

Tue 3/1114:30 -

2 stops20h 35m

Deal found 12/9£698

Fri 4/1208:40 -

2 stops18h 47m

Thu 7/113:00 -

1 stop12h 25m

Deal found 9/9£709

Thu 22/1013:10 -

1 stop14h 02m

Tue 27/1006:00 -

1 stop20h 55m

Deal found 9/9£710

Thu 3/1208:55 -

1 stop13h 28m

Wed 6/117:40 -

1 stop31h 45m

Deal found 9/9£716

Fri 4/1208:40 -

2 stops18h 47m

Wed 6/117:40 -

1 stop31h 45m

Deal found 9/9£718

Tue 1/1209:00 -

2 stops29h 31m

Thu 7/106:10 -

2 stops19h 10m

Deal found 9/9£748

Mon 30/1116:00 -

1 stop35h 27m

Tue 5/117:40 -

1 stop33h 10m

Deal found 9/9£751

Best flights from United Kingdom to Allentown
Discover carefully curated flight deals from United Kingdom to Allentown that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 September 2026.

Wed 2/1206:30 -

2 stops20h 57m

Tue 5/117:40 -

2 stops21h 30m

Deal found 9/9£673

Sun 7/311:00 -

1 stop16h 12m

Fri 12/318:20 -

1 stop12h 15m

Deal found 11/9£727

Mon 30/1109:30 -

2 stops29h 01m

Tue 5/117:20 -

2 stops22h 15m

Deal found 9/9£752

Thu 29/1006:30 -

2 stops19h 49m

Thu 5/1113:00 -

1 stop13h 50m

Deal found 14/9£692

Mon 30/1109:30 -

2 stops29h 01m

Thu 7/117:20 -

1 stop13h 40m

Deal found 9/9£752

Tue 20/1017:30 -

2 stops28h 46m

Mon 2/1118:03 -

2 stops17h 02m

Deal found 9/9£784

Thu 3/1206:30 -

2 stops15h 53m

Wed 6/117:40 -

1 stop31h 45m

Deal found 9/9£719

Thu 5/1106:35 -

2 stops19h 27m

Sun 8/1117:36 -

1 stop33h 19m

Deal found 12/9£767

Thu 22/1005:55 -

2 stops21h 24m

Mon 2/1118:03 -

2 stops17h 02m

Deal found 9/9£814

Sat 7/1112:40 -

1 stop14h 39m

Sat 14/1106:30 -

1 stop20h 50m

Deal found 13/9£835

Wed 28/1006:10 -

2 stops18h 52m

Wed 4/1106:15 -

2 stops23h 05m

Deal found 13/9£883

Tue 20/1013:00 -

1 stop33h 16m

Tue 3/1114:30 -

2 stops21h 05m

Deal found 9/9£849

Tue 27/1013:15 -

2 stops31h 41m

Tue 3/1117:36 -

2 stops37h 54m

Deal found 12/9£893

Sat 30/106:05 -

2 stops19h 50m

Wed 3/217:20 -

2 stops38h 10m

Deal found 9/9£908

Thu 12/1106:00 -

2 stops39h 56m

Mon 16/1117:36 -

2 stops37h 54m

Deal found 10/9£909

Thu 21/106:10 -

2 stops32h 20m

Mon 25/106:10 -

2 stops23h 10m

Deal found 11/9£910

Mon 26/1011:30 -

2 stops37h 32m

Mon 2/1117:36 -

2 stops35h 44m

Deal found 11/9£924

Tue 13/1006:05 -

2 stops15h 57m

Sun 18/1006:20 -

2 stops23h 05m

Deal found 12/9£952

Thu 12/1109:25 -

2 stops36h 31m

Mon 16/1117:36 -

2 stops33h 19m

Deal found 11/9£994

Sun 25/1008:25 -

2 stops36h 31m

Sun 1/1117:36 -

2 stops37h 54m

Deal found 10/9£999

Sat 12/1213:15 -

2 stops49h 13m

Sat 2/106:00 -

2 stops44h 45m

Deal found 13/9£1,560

Tue 27/1009:25 -

2 stops15h 37m

Tue 3/1106:15 -

3 stops20h 40m

Deal found 12/9£14,561

Find flight deals from United Kingdom to Allentown

Round-trip from	£673
One-way from	£618

Delta
2/12-7/1
3 total stops
33h 22m total
United Kingdom to Allentown

Search Deals

United Airlines
4/11-31/12
2 total stops
15h 46m total
United Kingdom to Allentown

Search Deals

Cheapflights Fare Finder

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

Cheapest return flight

ManchesterAllentown

MAN Manchester - ABE Allentown-Bethlehem

MANABE

Manchester

Wed 4/11

06:10-16:56

2 stops15h 46m

Allentown-Bethlehem

Wed 31/12

00:00-06:00

Nonstop0h 00m

£618

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Sat 24/10

07:30-21:00

2 stops18h 30m

Allentown-Bethlehem

Wed 31/12

00:00-06:00

Nonstop0h 00m

£665

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Wed 2/12

06:30-22:27

2 stops20h 57m

Allentown-Bethlehem

Tue 5/1

17:40-20:10

2 stops21h 30m

£673

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Thu 29/10

06:30-22:19

2 stops19h 49m

Allentown-Bethlehem

Thu 5/11

13:00-07:50

1 stop13h 50m

£692

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Thu 3/12

06:30-17:23

2 stops15h 53m

Allentown-Bethlehem

Wed 6/1

17:40-06:25

1 stop31h 45m

£719

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Sun 7/3

11:00-22:12

1 stop16h 12m

Allentown-Bethlehem

Fri 12/3

18:20-11:35

1 stop12h 15m

£727

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Mon 30/11

09:30-09:31

2 stops29h 01m

Allentown-Bethlehem

Tue 5/1

17:20-20:35

2 stops22h 15m

£752

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Mon 30/11

09:30-09:31

2 stops29h 01m

Allentown-Bethlehem

Thu 7/1

17:20-12:00

1 stop13h 40m

£752

LondonAllentown

LHR London Heathrow - ABE Allentown-Bethlehem

LHRABE

London Heathrow

Thu 5/11

06:35-21:02

2 stops19h 27m

Allentown-Bethlehem

Sun 8/11

17:36-07:55

1 stop33h 19m

£767

ManchesterAllentown

MAN Manchester - ABE Allentown-Bethlehem

MANABE

Manchester

Tue 20/10

17:30-17:16

2 stops28h 46m

Allentown-Bethlehem

Mon 2/11

18:03-16:05

2 stops17h 02m

£784

Flights are sorted by cheapest return flights first.

Deals found on 12/9

Showing 1-10 of 33 resultsSorted by cheapest first

Best time to book a flight from United Kingdom to Allentown

Have a flexible travel schedule? Discover the best time to fly to Allentown from United Kingdom with our price prediction graph.

LHR-ABE

EDI-ABE

MAN-ABE

BHX-ABE

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from the United Kingdom to Allentown

GB0-ABE

LHR-ABE

EDI-ABE

MAN-ABE

BHX-ABE

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly into for flights to Allentown from United Kingdom?
For a flight from United Kingdom to Allentown, you will be flying into Allentown-Bethlehem. Allentown-Bethlehem (ABE) is just 3.9 mi from the center of the city.
How long is the flight from United Kingdom to Allentown?
Airlines like Delta and United Airlines fly from United Kingdom to Allentown in about 19h 49m. The time it takes to get you to your destination can typically vary by up to 9h 12m. The distance between United Kingdom and Allentown is about 3507 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the most popular routes from United Kingdom to Allentown?
The most popular route from United Kingdom to Allentown is London Heathrow - Allentown-Bethlehem. You may also consider Birmingham - Allentown-Bethlehem or Manchester - Allentown-Bethlehem.
Can I find deals for flights from United Kingdom to Allentown that include hotel bookings?
Yes. In addition to deals on United Kingdom to Allentown flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from United Kingdom to Allentown?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to Allentown.
Can I find deals for business class flights from United Kingdom to Allentown?
Yes. Cheapflights offers flight deals from United Kingdom to Allentown by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for United Kingdom to Allentown

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Cheap flights from the United Kingdom to Allentown from £618

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from United Kingdom to Allentown

Cheapest flights from United Kingdom to AllentownExplore the most affordable flight options available from United Kingdom to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 September 2026.

Explore the most affordable flight options available from United Kingdom to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 September 2026.

Best flights from United Kingdom to AllentownDiscover carefully curated flight deals from United Kingdom to Allentown that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 September 2026.

Discover carefully curated flight deals from United Kingdom to Allentown that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 September 2026.

Last-minute flights from United Kingdom to AllentownDiscover last-minute flight deals from United Kingdom to Allentown. Data last updated 14 September 2026 and is based on user searches.

Discover last-minute flight deals from United Kingdom to Allentown. Data last updated 14 September 2026 and is based on user searches.

One-way flights from United Kingdom to AllentownSearch for one-way flight options from United Kingdom to Allentown. Find affordable one-way fares based on user searches. Data last updated 14 September 2026.

Search for one-way flight options from United Kingdom to Allentown. Find affordable one-way fares based on user searches. Data last updated 14 September 2026.

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Related info for your journey

What airport do you fly into for flights to Allentown from United Kingdom?

How long is the flight from United Kingdom to Allentown?

What are the most popular routes from United Kingdom to Allentown?

Can I find deals for flights from United Kingdom to Allentown that include hotel bookings?

How can I find direct flights from United Kingdom to Allentown?

Can I find deals for business class flights from United Kingdom to Allentown?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for United Kingdom to Allentown

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Complete your trip

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Direct flights to Pennsylvania

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Cheapest flights from United Kingdom to Allentown
Explore the most affordable flight options available from United Kingdom to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 September 2026.

Best flights from United Kingdom to Allentown
Discover carefully curated flight deals from United Kingdom to Allentown that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 September 2026.

Last-minute flights from United Kingdom to Allentown
Discover last-minute flight deals from United Kingdom to Allentown. Data last updated 14 September 2026 and is based on user searches.

One-way flights from United Kingdom to Allentown
Search for one-way flight options from United Kingdom to Allentown. Find affordable one-way fares based on user searches. Data last updated 14 September 2026.