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Cheap flights from the United Kingdom to Allentown from £531

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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ABE
6 Jul — 13 Jul1
1 adult

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 1 July 2025.

Round-trip from

£535

One-way from

£531

Popular in

August

Cheapest in

April

Average price

£688
American Airlines
  • American Airlines
  • 29/9-6/10
  • 2 total stops
  • 22h 42m total
  • United Kingdom to Allentown
8/11
  • 8/11
  • 2 total stops
  • 31h 37m total
  • United Kingdom to Allentown
Highest demand for flights based on searches. 20% potential increase in price (£116 potential increase over avg. return price).
Cheapest flight prices on average. 10% potential price decrease (£45 potential savings vs. average return price).
Average for round-trip flights in July 2025

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 1 July 2025.

Mon 29/911:00LHR - ABE
1 stop12h 30mAmerican Airlines
Mon 6/1017:53ABE - LHR
1 stop10h 12mAmerican Airlines
Deal found 29/6£535
Wed 1/1006:30LHR - ABE
2 stops16h 01mKLM
Mon 6/1006:30ABE - LHR
1 stop19h 15mKLM
Deal found 29/6£539
Fri 3/1013:05LHR - ABE
1 stop14h 36mVirgin Atlantic
Mon 6/1017:40ABE - LHR
1 stop14h 50mVirgin Atlantic
Deal found 30/6£556
Wed 1/1006:30LHR - ABE
2 stops16h 01mDelta
Tue 7/1006:30ABE - LHR
1 stop19h 45mDelta
Deal found 29/6£561
Thu 2/1019:05LHR - ABE
2 stops24h 00mFinnair
Sun 5/1019:59ABE - LHR
2 stops29h 21mFinnair
Deal found 29/6£596
Tue 8/712:35MAN - ABE
1 stop33h 59mDelta
Wed 30/706:00ABE - MAN
2 stops29h 55mDelta
Deal found 29/6£659
Thu 14/821:25LHR - ABE
3 stops30h 28mMultiple Airlines
Thu 21/807:00ABE - LHR
2 stops32h 20mMultiple Airlines
Deal found 30/6£896
Wed 13/806:50LHR - ABE
2 stops15h 10mUnited Airlines
Wed 20/817:28ABE - LHR
1 stop13h 17mUnited Airlines
Deal found 29/6£1,001
Wed 13/805:55BHX - ABE
2 stops40h 05mUnited Airlines
Wed 20/817:28ABE - BHX
2 stops34h 17mUnited Airlines
Deal found 29/6£1,151
Sat 5/706:05MAN - ABE
2 stops20h 50mUnited Airlines
Sat 2/806:30ABE - MAN
2 stops20h 55mUnited Airlines
Deal found 29/6£1,406
Sun 13/709:00EDI - ABE
2 stops17h 55mUnited Airlines
Sun 20/706:30ABE - EDI
2 stops19h 50mUnited Airlines
Deal found 29/6£1,473
Sun 6/706:00BHX - ABE
2 stops16h 25mDelta
Sun 3/812:55ABE - BHX
2 stops15h 35mDelta
Deal found 29/6£2,575

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 1 July 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 29/9

11:00-18:30

1 stop12h 30m

Allentown-Bethlehem

Mon 6/10

17:53-09:05

1 stop10h 12m

£535

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Wed 1/10

06:30-17:31

2 stops16h 01m

Allentown-Bethlehem

Mon 6/10

06:30-06:45

1 stop19h 15m

£539

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Fri 3/10

13:05-22:41

1 stop14h 36m

Allentown-Bethlehem

Mon 6/10

17:40-13:30

1 stop14h 50m

£556

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Wed 1/10

06:30-17:31

2 stops16h 01m

Allentown-Bethlehem

Tue 7/10

06:30-07:15

1 stop19h 45m

£561

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 2/10

19:05-14:05

2 stops24h 00m

Allentown-Bethlehem

Sun 5/10

19:59-06:20

2 stops29h 21m

£596

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 14/8

21:25-22:53

3 stops30h 28m

Allentown-Bethlehem

Thu 21/8

07:00-20:20

2 stops32h 20m

£896

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Wed 13/8

06:50-17:00

2 stops15h 10m

Allentown-Bethlehem

Wed 20/8

17:28-11:45

1 stop13h 17m

£1,001

BirminghamAllentown

BHX - ABE

BHXABE

Birmingham

Wed 13/8

05:55-17:00

2 stops40h 05m

Allentown-Bethlehem

Wed 20/8

17:28-08:45

2 stops34h 17m

£1,151

EdinburghAllentown

EDI - ABE

EDIABE

Edinburgh Turnhouse

Sun 13/7

09:00-21:55

2 stops17h 55m

Allentown-Bethlehem

Sun 20/7

06:30-07:20

2 stops19h 50m

£1,473

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sat 8/11

12:15-14:52

2 stops31h 37m

£531

Flights are sorted by cheapest return flights first.

Deals found on 29/6

Showing 1-10 of 14 results
1
2

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 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

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

Find hourly flight availability from United Kingdom to Allentown. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 July 2025.

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.

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 1 July 2025.
Check out reviews from past customers who have flown with Delta, KLM, andFinnair from the United Kingdom to Allentown to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very Good

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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?

    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.

  • 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?

    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

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from United Kingdom to Allentown

Discover the top 2 airlines that operate flights from United Kingdom to Allentown. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 1 July 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest£450Average£554FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Virgin AtlanticCheapest£490Average£852FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

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Can Cheapflights notify me if prices for flights from United Kingdom to Allentown become cheaper?

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