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$545+ Cheap flights from the United Kingdom to Allentown (ABE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ABE
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheap flight deals from United Kingdom to Allentown

Keep the following information in mind while searching for United Kingdom to Allentown flight deals. Data was last updated April 24, 2025.

Round-trip from

$731
(Delta)

One-way from

$545
(Kiwi.com)

Popular in

August

Cheapest in

April

Average price

$685
From United Kingdom to Allentown-Bethlehem
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One-way flight from United Kingdom to Allentown-Bethlehem
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Highest demand for flights based on searches. 18% potential increase in price ($197 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($73 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from United Kingdom to Allentown

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 April 24, 2025.

This Delta deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/81:05 pmLHR - ABE
1 stop15h 18mDelta
Tue 9/231:00 pmABE - LHR
1 stop12h 45mDelta
Deal found 4/21$731
This American Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1812:45 pmLHR - ABE
2 stops16h 35mAmerican Airlines
Tue 6/248:02 pmABE - LHR
1 stop11h 28mAmerican Airlines
Deal found 4/22$747
This Netflights deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/79:40 amLHR - ABE
2 stops18h 04mVirgin Atlantic
Sat 6/146:00 amABE - LHR
2 stops18h 50mVirgin Atlantic
Deal found 4/23$824
This KLM deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/206:30 amLHR - ABE
2 stops15h 36mKLM
Wed 6/1812:58 pmABE - LHR
1 stop19h 32mKLM
Deal found 4/22$1,029
This Mytrip deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/47:40 amLHR - ABE
3 stops43h 24mMultiple Airlines
Wed 6/1112:00 pmABE - LHR
3 stops29h 00mMultiple Airlines
Deal found 4/21$1,379
This United Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/75:55 amBHX - ABE
2 stops21h 00mUnited Airlines
Sat 6/146:30 amABE - BHX
2 stops21h 15mUnited Airlines
Deal found 4/23$1,433
This United Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/611:05 amLHR - ABE
1 stop15h 50mUnited Airlines
Fri 6/135:35 pmABE - LHR
1 stop13h 10mUnited Airlines
Deal found 4/22$1,515

Cheapflights Fare Finder

Customize 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, Cheapflights users made 2,558,603 searches. Data last updated April 24, 2025.
Use the filters below to find and compare flights from the United Kingdom to Allentown that are best for you.

Fly from

United Kingdom

Fly to

Allentown

Route

Depart

Return

Price

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Mon 9/8

1:05 pm-11:23 pm

1 stop15h 18m

Allentown-Bethlehem

Tue 9/23

1:00 pm-6:45 am

1 stop12h 45m

$731

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Wed 6/18

12:45 pm-12:20 am

2 stops16h 35m

Allentown-Bethlehem

Tue 6/24

8:02 pm-12:30 pm

1 stop11h 28m

$747

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sat 6/7

9:40 am-10:44 pm

2 stops18h 04m

Allentown-Bethlehem

Sat 6/14

6:00 am-5:50 am

2 stops18h 50m

$824

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Tue 5/20

6:30 am-5:06 pm

2 stops15h 36m

Allentown-Bethlehem

Wed 6/18

12:58 pm-1:30 pm

1 stop19h 32m

$1,029

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Wed 6/4

7:40 am-10:04 pm

3 stops43h 24m

Allentown-Bethlehem

Wed 6/11

12:00 pm-10:00 pm

3 stops29h 00m

$1,379

BirminghamAllentown

BHX - ABE

BHXABE

Birmingham

Sat 6/7

5:55 am-9:55 pm

2 stops21h 00m

Allentown-Bethlehem

Sat 6/14

6:30 am-8:45 am

2 stops21h 15m

$1,433

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Fri 6/6

11:05 am-9:55 pm

1 stop15h 50m

Allentown-Bethlehem

Fri 6/13

5:35 pm-11:45 am

1 stop13h 10m

$1,515

BirminghamAllentown

BHX - ABE

BHXABE

Birmingham

Mon 7/7

6:00 am-9:16 pm

3 stops44h 16m

$545

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Tue 5/13

6:30 am-5:06 pm

2 stops15h 36m

$2,818

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

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.
Estimated round-trip 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

What is the cheapest month to book a flight from United Kingdom to Allentown?

Currently, February is the cheapest month in which you can book a flight from United Kingdom to Allentown (average of $292). Flying from United Kingdom to Allentown in December is currently the most expensive (average of $395). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Allentown by month

Plan your trip to Allentown by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Allentown ranges from 2.7 - 5.0 inches per month. July is typically the wettest month, when rainfall can reach 5.0 in. February is typically the driest time to visit Allentown when rainfall is around 2.7 in.

Temperature in Allentown by month

Plan your trip to Allentown by taking into account the average temperature totals by month.

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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing Allentown

Get insights into the airlines that provide service to Allentown. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Allentown. Reviews last updated April 24, 2025.
Delta
8.0
Very good
7,920 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,685 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Virgin Atlantic
7.4
Good
642 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Allentown. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Allentown-Bethlehem (ABE) is the airport you will fly into if you book a flight from United Kingdom to Allentown. It is only a 3.9 mi journey from Allentown-Bethlehem (ABE) to Allentown’s city center.

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

    While some choose either Manchester - Allentown-Bethlehem or Birmingham - Allentown-Bethlehem, London Heathrow - Allentown-Bethlehem is the most popular route from United Kingdom to Allentown.

  • 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 vacation 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.

  • What is the cheapest month to book a flight from United Kingdom to Allentown?

    Currently, February is the cheapest month in which you can book a flight from United Kingdom to Allentown (average of $292). Flying from United Kingdom to Allentown in December is currently the most expensive (average of $395). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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