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Cheap flights from London Heathrow Airport to Allentown from £874

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ABE
20 nov. — 27 nov.1
1 adult

Cheap flight deals from Heathrow to Allentown

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Allentown (ABE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 november 2024.

Find flight deals from Heathrow to Allentown

Cheapest flights from Heathrow to Allentown
Explore the most affordable flight options available from Heathrow to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 november 2024.

lør. 7/1210:00LHR - ABE
2 stops16h 34mUnited Airlines
tir. 10/1217:37ABE - LHR
1 stop12h 38mUnited Airlines
Deal found 15/11£874
lør. 21/1214:30LHR - ABE
1 stop13h 44mDelta
lør. 28/1206:00ABE - LHR
1 stop19h 20mDelta
Deal found 15/11£1,454
lør. 21/1206:00LHR - ABE
2 stops20h 30mMultiple Airlines
søn. 29/1206:30ABE - LHR
1 stop20h 25mMultiple Airlines
Deal found 15/11£1,791
lør. 14/1214:50LHR - ABE
2 stops31h 00mWestJet
lør. 21/1212:56ABE - LHR
2 stops42h 54mWestJet
Deal found 14/11£4,202

Find flights from Heathrow to Allentown within your budget

Customise your flight search to find flights from Heathrow 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 943,810 searches. Data last updated 15 november 2024.

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Fly to

Any airport

Route

Depart

Return

Price

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

lør. 7/12

13:35-21:34

1 stop12h 59m

Allentown-Bethlehem

tir. 10/12

17:37-11:15

1 stop12h 38m

£874

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

lør. 21/12

14:30-23:14

1 stop13h 44m

Allentown-Bethlehem

lør. 28/12

06:00-06:20

1 stop19h 20m

£1,454

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

lør. 21/12

06:00-21:30

2 stops20h 30m

Allentown-Bethlehem

søn. 29/12

06:30-07:55

1 stop20h 25m

£1,791

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

lør. 14/12

14:50-16:50

2 stops31h 00m

Allentown-Bethlehem

lør. 21/12

12:56-12:50

2 stops42h 54m

£4,202

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

ons. 1/1

12:15-13:45

2 stops30h 30m

£963

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

man. 6/1

08:55-22:54

2 stops18h 59m

£1,210

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

ons. 1/1

12:30-21:51

1 stop14h 21m

£2,115

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

man. 30/12

16:20-16:51

2 stops29h 31m

£2,305

Flights are sorted by cheapest first

Deals found on 14/11

Best time to book a flight from Heathrow to Allentown

Have a flexible travel schedule? Discover the best time to fly to Allentown from Heathrow 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.

Travel insights for flights from Heathrow to Allentown

Get recent, data-driven insights about flights from Heathrow to Allentown including ideal travel times, pricing trends, and more.

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 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.

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 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).

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 15 november 2024.
Delta
8.0
Very Good
8,786 reviews
Check prices

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 10

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

Delta
8.0
Very Good
8,786 reviews
Delta
8.0
Very Good
8,786 reviews
Check prices

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 10

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

KLM
7.8
Good
1,350 reviews
Delta
8.0
Very Good
8,786 reviews
Check prices

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 10

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

United Airlines
7.4
Good
9,193 reviews
Delta
8.0
Very Good
8,786 reviews
Check prices

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 10

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

WestJet
7.3
Good
2,805 reviews
Delta
8.0
Very Good
8,786 reviews
Check prices

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 10

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 Heathrow 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 London Heathrow?

    Most people fly into Allentown-Bethlehem (ABE) if they book a flight to Allentown from London Heathrow. On average, Allentown-Bethlehem has 0 inbound flights from London Heathrow per day from 0 airlines. Allentown-Bethlehem is conveniently located just 3.9 mi from Allentown’s city center.

  • What are the cheapest airlines flying from London Heathrow Airport to Allentown round-trip?

    According to our current data, United Airlines (£874), Delta (£1,454), and WestJet (£4,202) offers the cheapest pricing from London Heathrow Airport to Allentown.

  • What are the cheapest airlines to fly from London Heathrow Airport to Allentown one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as £1,210. Users have also found prices from £2,115 and £2,305 on KLM and United Airlines, respectively.

  • Can I find deals for flights from Heathrow to Allentown that include hotel bookings?

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

  • How can I find direct flights from Heathrow to Allentown?

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

  • Can I find deals for business class flights from Heathrow to Allentown?

    Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow to Allentown

See prices for flight routes from nearby airports that may be better suited for you.
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Can Cheapflights find flights from Heathrow to Allentown with no change fees?

Need flexible booking options for your flight to Allentown from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes! Start tracking prices for Heathrow to Allentown flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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