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Cheap flights from the United Kingdom to Allentown from £495

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ABE
2 Jul — 9 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Allentown

Enter your travel dates to find the best prices.

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 2 June 2026.

Tue 27/1012:30
LHR
-
ABE
1 stop14h 16m
Virgin Atlantic
Mon 30/1117:40
ABE
-
LHR
1 stop31h 45m
Virgin Atlantic
Deal found 28/5£692
Tue 7/709:55
LHR
-
ABE
2 stops18h 13m
Virgin Atlantic
Tue 21/713:08
ABE
-
LHR
2 stops18h 02m
Virgin Atlantic
Deal found 31/5£704
Mon 13/709:55
LHR
-
ABE
2 stops18h 13m
Virgin Atlantic
Mon 20/713:08
ABE
-
LHR
2 stops14h 42m
Virgin Atlantic
Deal found 29/5£709
Mon 13/708:40
LHR
-
ABE
2 stops19h 28m
Delta
Mon 20/718:05
ABE
-
LHR
1 stop12h 15m
Delta
Deal found 29/5£721
Thu 9/709:20
LHR
-
ABE
1 stop18h 48m
Virgin Atlantic
Mon 13/718:05
ABE
-
LHR
1 stop14h 10m
Virgin Atlantic
Deal found 30/5£736
Thu 9/708:40
LHR
-
ABE
2 stops19h 28m
Delta
Mon 13/713:08
ABE
-
LHR
2 stops18h 02m
Delta
Deal found 1/6£753
Tue 24/1108:55
MAN
-
ABE
2 stops18h 58m
American Airlines
Mon 7/1217:18
ABE
-
MAN
2 stops15h 42m
American Airlines
Deal found 31/5£781
Sun 22/1119:55
MAN
-
ABE
2 stops31h 20m
Multiple Airlines
Sat 5/1217:18
ABE
-
MAN
2 stops18h 07m
Multiple Airlines
Deal found 31/5£784
Sun 22/1113:50
MAN
-
ABE
2 stops32h 22m
Delta
Mon 7/1213:00
ABE
-
MAN
2 stops18h 45m
Delta
Deal found 31/5£790
Sun 12/714:45
LHR
-
ABE
1 stop13h 42m
American Airlines
Sun 19/717:12
ABE
-
LHR
1 stop33h 53m
American Airlines
Deal found 28/5£798
Fri 20/1107:50
MAN
-
ABE
2 stops19h 25m
American Airlines
Thu 3/1217:14
ABE
-
MAN
2 stops16h 06m
American Airlines
Deal found 31/5£811
Tue 24/1105:50
MAN
-
ABE
2 stops21h 56m
Delta
Fri 4/1206:30
ABE
-
MAN
2 stops22h 40m
Delta
Deal found 31/5£816

Find 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 2 June 2026.

Round-trip from

£692

One-way from

£495
Virgin Atlantic
  • Virgin Atlantic
  • 27/10-30/11
  • 4 total stops
  • 59h 26m total
  • United Kingdom to Allentown
Search Deals
KLM
  • KLM
  • 6/9
  • 2 total stops
  • 18h 43m total
  • United Kingdom to Allentown
Search Deals

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 2 June 2026.
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

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Tue 27/10

10:50-22:46

2 stops39h 56m

Allentown-Bethlehem

Mon 30/11

06:30-07:00

2 stops19h 30m

£692

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Mon 13/7

08:40-23:08

2 stops19h 28m

Allentown-Bethlehem

Mon 20/7

18:05-11:20

1 stop12h 15m

£721

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 9/7

09:20-23:08

1 stop18h 48m

Allentown-Bethlehem

Mon 13/7

18:05-13:15

1 stop14h 10m

£736

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 9/7

08:40-23:08

2 stops19h 28m

Allentown-Bethlehem

Mon 13/7

13:08-12:10

2 stops18h 02m

£753
Fastest return journey

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Tue 7/7

09:20-17:25

1 stop13h 05m

Allentown-Bethlehem

Tue 21/7

18:05-11:20

1 stop12h 15m

£771

ManchesterAllentown

MAN - ABE

MANABE

Manchester

Mon 23/11

05:50-22:46

2 stops21h 56m

Allentown-Bethlehem

Mon 7/12

13:00-16:35

2 stops22h 35m

£790

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sun 12/7

14:45-23:27

1 stop13h 42m

Allentown-Bethlehem

Sun 19/7

17:12-08:05

1 stop33h 53m

£798

ManchesterAllentown

MAN - ABE

MANABE

Manchester

Tue 24/11

13:30-22:46

1 stop14h 16m

Allentown-Bethlehem

Sun 6/12

06:30-16:05

2 stops28h 35m

£816

ManchesterAllentown

MAN - ABE

MANABE

Manchester

Mon 23/11

05:50-22:46

2 stops21h 56m

Allentown-Bethlehem

Fri 4/12

06:30-16:05

2 stops28h 35m

£816

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 5/11

06:35-21:12

2 stops19h 37m

Allentown-Bethlehem

Mon 9/11

14:30-12:00

1 stop16h 30m

£835

Flights are sorted by cheapest return flights first.

Deals found on 30/5

Showing 1-10 of 40 resultsSorted by cheapest first
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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
No data available for this route at this time. Please check back soon.

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.

  • How long is the flight from United Kingdom to Allentown?

    Airlines like Virgin Atlantic, Delta, and United Airlines fly from United Kingdom to Allentown in about 19h 28m. The time it takes to get you to your destination can typically vary by up to 20h 28m. 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 Manchester - Allentown-Bethlehem or Birmingham - 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

See prices for flight routes from nearby airports that may be better suited for you.
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Gatwick to Philadelphia flights
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Manchester to Dulles Intl flights
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Heathrow to Pittsburgh flights
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Stansted to Philadelphia flights
Luton to Philadelphia flights
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Fly with Cheapflights

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How does Cheapflights help users find flights from United Kingdom to Allentown?

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Yes, we can. To see specific flights from United Kingdom to Allentown with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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