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Cheap flights from London Heathrow Airport to Allentown from £568

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LHR — ABE
3 May — 10 May1
1 adult
Fri 3/5
Fri 10/5

What is the cheapest day to fly round-trip from London Heathrow Airport to Allentown?

Users have found that flying from London Heathrow Airport to Allentown on a Thursday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

What is the cheapest month to fly from London Heathrow Airport to Allentown?

The best pricing can be found in the month of February. Prices to Allentown from London Heathrow Airport average £815. You can even find prices in February for less than £815, as users have found deals to Allentown from as low as £518. The month of March appears to be one of the more expensive times to travel to Allentown from London Heathrow Airport. Flying in the targeted month can save you up to 38%.

When is the cheapest time to fly from London Heathrow Airport to Allentown (LHR - ABE)?

It’s optimal to fly from London Heathrow Airport to Allentown at midday. By choosing this option you can save up to 6% on the cost of your flight, compared to a flight in the morning.

Cheap United Airlines flights from Heathrow to Allentown

Explore cheap flight options specifically provided by United Airlines for the route between Heathrow and Allentown. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 925,673 searches. Data last updated 28 April 2024.
Check out some of the cheapest United Airlines flights we've come across from London to Allentown. It's recommended that users confirm their flight details before booking.
Mon 6/513:05LHR - ABE
1 stop13h 28mUnited Airlines
Thu 9/517:30ABE - LHR
1 stop13h 15mUnited Airlines
Deal found 27/4£1,469
Mon 6/508:30LHR - ABE
1 stop13h 25mUnited Airlines
Fri 10/517:30ABE - LHR
1 stop13h 15mUnited Airlines
Deal found 27/4£1,500
Sat 18/508:30LHR - ABE
1 stop13h 25mUnited Airlines
Fri 23/806:30ABE - LHR
1 stop21h 30mUnited Airlines
Deal found 27/4£4,844

Cheap Delta flights from Heathrow to Allentown

Explore cheap flight options specifically provided by Delta for the route between Heathrow and Allentown. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 925,673 searches. Data last updated 28 April 2024.
To aid your search, here are some of the cheapest Delta flights we've found from London to Allentown. Make sure to examine the flight information before completing your reservation.
Mon 6/512:10LHR - ABE
2 stops16h 00mDelta
Thu 9/512:24ABE - LHR
1 stop14h 26mDelta
Deal found 27/4£2,029
Mon 6/513:55LHR - ABE
1 stop14h 15mDelta
Fri 10/512:24ABE - LHR
2 stops14h 41mDelta
Deal found 27/4£8,503

Cheap Heathrow to Allentown flights in April & May 2024

Find cheap flight options from Heathrow to Allentown specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 925,673 searches. Prices were last updated on 28 April 2024.
Scroll through some of the best deals on flights from London to Allentown in 2024. Check back soon for alternative fares.
Mon 27/513:55LHR - ABE
1 stop14h 22mVirgin Atlantic
Mon 3/606:00ABE - LHR
1 stop19h 25mVirgin Atlantic
Deal found 27/4£568
Mon 27/515:15LHR - ABE
1 stop25h 08mFinnair
Mon 3/616:48ABE - LHR
1 stop33h 52mFinnair
Deal found 27/4£569
Mon 27/513:55LHR - ABE
1 stop14h 22mKLM
Mon 3/606:00ABE - LHR
1 stop19h 25mKLM
Deal found 27/4£587
Mon 27/509:15LHR - ABE
1 stop12h 02mAmerican Airlines
Mon 3/612:01ABE - LHR
2 stops13h 54mAmerican Airlines
Deal found 27/4£595
Sun 12/508:30LHR - ABE
1 stop13h 25mUnited Airlines
Sun 19/517:30ABE - LHR
1 stop13h 15mUnited Airlines
Deal found 28/4£887
Mon 6/513:05LHR - ABE
1 stop13h 28mUnited Airlines
Thu 9/517:30ABE - LHR
1 stop13h 15mUnited Airlines
Deal found 27/4£1,469
Mon 6/508:30LHR - ABE
1 stop13h 25mUnited Airlines
Fri 10/517:30ABE - LHR
1 stop13h 15mUnited Airlines
Deal found 27/4£1,500
Mon 6/509:30LHR - ABE
2 stops17h 03mMultiple Airlines
Fri 10/506:35ABE - LHR
2 stops19h 00mMultiple Airlines
Deal found 27/4£1,658
Mon 6/512:10LHR - ABE
2 stops16h 00mDelta
Thu 9/512:24ABE - LHR
1 stop14h 26mDelta
Deal found 27/4£2,029

Heathrow to Allentown 2024 flight deals

Discover exclusive flight deals for travel between Heathrow and Allentown in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 925,673 searches. Data last updated 28 April 2024.
Scroll through some of the best deals on flights from London to Allentown in 2024. Check back soon for alternative fares.
Mon 27/513:55LHR - ABE
1 stop14h 22mVirgin Atlantic
Mon 3/606:00ABE - LHR
1 stop19h 25mVirgin Atlantic
Deal found 27/4£568
Mon 27/515:15LHR - ABE
1 stop25h 08mFinnair
Mon 3/616:48ABE - LHR
1 stop33h 52mFinnair
Deal found 27/4£569
Mon 27/513:55LHR - ABE
1 stop14h 22mKLM
Mon 3/606:00ABE - LHR
1 stop19h 25mKLM
Deal found 27/4£587
Mon 27/509:15LHR - ABE
1 stop12h 02mAmerican Airlines
Mon 3/612:01ABE - LHR
2 stops13h 54mAmerican Airlines
Deal found 27/4£595
Fri 2/809:15LHR - ABE
1 stop14h 57mFinnair
Mon 5/819:42ABE - LHR
1 stop32h 23mFinnair
Deal found 28/4£871
Sun 12/508:30LHR - ABE
1 stop13h 25mUnited Airlines
Sun 19/517:30ABE - LHR
1 stop13h 15mUnited Airlines
Deal found 28/4£887
Fri 2/812:35LHR - ABE
2 stops14h 53mAmerican Airlines
Mon 5/812:08ABE - LHR
2 stops14h 57mAmerican Airlines
Deal found 28/4£889
Mon 6/513:05LHR - ABE
1 stop13h 28mUnited Airlines
Thu 9/517:30ABE - LHR
1 stop13h 15mUnited Airlines
Deal found 27/4£1,469
Mon 6/508:30LHR - ABE
1 stop13h 25mUnited Airlines
Fri 10/517:30ABE - LHR
1 stop13h 15mUnited Airlines
Deal found 27/4£1,500

Heathrow to Allentown flights leaving soon

Find last-minute flight options from Heathrow to Allentown for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 925,673 searches. Data last updated 28 April 2024.
Consider one of these great deals we found on last-minute flights from London to Allentown. Users should be sure to double check the price, date, and time of their last-minute flight.
Mon 6/513:05LHR - ABE
1 stop13h 28mUnited Airlines
Thu 9/517:30ABE - LHR
1 stop13h 15mUnited Airlines
Deal found 27/4£1,469
Mon 6/508:30LHR - ABE
1 stop13h 25mUnited Airlines
Fri 10/517:30ABE - LHR
1 stop13h 15mUnited Airlines
Deal found 27/4£1,500
Mon 6/509:30LHR - ABE
2 stops17h 03mMultiple Airlines
Fri 10/506:35ABE - LHR
2 stops19h 00mMultiple Airlines
Deal found 27/4£1,658
Mon 6/512:10LHR - ABE
2 stops16h 00mDelta
Thu 9/512:24ABE - LHR
1 stop14h 26mDelta
Deal found 27/4£2,029
Mon 6/506:00LHR - ABE
2 stops20h 33mMultiple Airlines
Thu 9/517:30ABE - LHR
2 stops17h 15mMultiple Airlines
Deal found 27/4£2,908
Mon 6/513:55LHR - ABE
1 stop14h 15mDelta
Fri 10/512:24ABE - LHR
2 stops14h 41mDelta
Deal found 27/4£8,503

One-way flights to Allentown from Heathrow

Search for one-way flight options from Heathrow to Allentown. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 925,673 searches. Data last updated 28 April 2024.
Users in need of a one-way flight from London to Allentown can choose from these deals. Users in need of a round-trip flight from London to Allentown instead should update the search form at the top of page.
Mon 12/813:55LHR - ABE
1 stop14h 31mDelta
Deal found 26/4£1,567
Sat 10/813:55LHR - ABE
1 stop14h 31mDelta
Deal found 26/4£1,609
Sun 11/813:55LHR - ABE
1 stop14h 31mDelta
Deal found 26/4£1,669
Sat 18/511:30LHR - ABE
2 stops16h 47mDelta
Deal found 27/4£1,805
Sun 12/510:50LHR - ABE
2 stops17h 27mDelta
Deal found 27/4£1,813

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 925,673 searches. Data last updated 28 April 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£568 - £5,465

Route

Depart

Return

Price

London HeathrowAllentown-Bethlehem

LHR - ABE

LHRABE

London Heathrow

Mon 27/5

1 stop14h 22m

Allentown-Bethlehem

Mon 3/6

1 stop19h 25m

£568

London HeathrowAllentown-Bethlehem

LHR - ABE

LHRABE

London Heathrow

Mon 27/5

1 stop25h 08m

Allentown-Bethlehem

Mon 3/6

1 stop33h 52m

£569

London HeathrowAllentown-Bethlehem

LHR - ABE

LHRABE

London Heathrow

Mon 27/5

1 stop14h 22m

Allentown-Bethlehem

Mon 3/6

1 stop19h 25m

£587

London HeathrowAllentown-Bethlehem

LHR - ABE

LHRABE

London Heathrow

Mon 27/5

1 stop12h 02m

Allentown-Bethlehem

Mon 3/6

2 stops13h 54m

£595

London HeathrowAllentown-Bethlehem

LHR - ABE

LHRABE

London Heathrow

Sat 18/5

1 stop13h 25m

Allentown-Bethlehem

Fri 23/8

1 stop21h 30m

£4,844

London HeathrowAllentown-Bethlehem

LHR - ABE

LHRABE

London Heathrow

Sat 18/5

2 stops17h 53m

Allentown-Bethlehem

Fri 23/8

2 stops17h 05m

£5,465

Flights are sorted by cheapest first

Deals found on 27/4

When is the cheapest time to fly from London Heathrow Airport to Allentown?

Use this chart to determine the cheapest time to fly return from Heathrow to Allentown. Price data was last updated on 21 April 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their London Heathrow Airport to Allentown flight should consider departing on Wednesday mornings when fares are most often at their lowest. Wednesday at midday flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

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 28 April 2024.
Peruse reviews from past customers who have flown with United Airlines and Delta from London to Allentown to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very Good
10,932 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Food

7.4

Entertainment

8.0

Overall

8.1

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Delta
8.1
Very Good
10,932 reviews
Delta
8.1
Very Good
10,932 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Food

7.4

Entertainment

8.0

Overall

8.1

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

KLM
7.9
Good
1,623 reviews
Delta
8.1
Very Good
10,932 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Food

7.4

Entertainment

8.0

Overall

8.1

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Finnair
7.8
Good
1,380 reviews
Delta
8.1
Very Good
10,932 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Food

7.4

Entertainment

8.0

Overall

8.1

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Virgin Atlantic
7.7
Good
745 reviews
Delta
8.1
Very Good
10,932 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Food

7.4

Entertainment

8.0

Overall

8.1

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

United Airlines
7.4
Good
11,221 reviews
Delta
8.1
Very Good
10,932 reviews
Check prices

Crew

8.6

Comfort

7.9

Boarding

8.2

Food

7.4

Entertainment

8.0

Overall

8.1

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

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 1 airline. Allentown-Bethlehem is conveniently located just 3.9 mi from Allentown’s city center.

  • Can I find flights from London Heathrow Airport to Allentown for under £600 on Cheapflights?

    Yes, there are multiple flights from London Heathrow Airport to Allentown for under £600. The cheapest flight booked recently is on Virgin Atlantic for just £568, but on average you can expect to pay £2,105.

  • Are there last-minute flights available from London Heathrow Airport to Allentown for under £1,500?

    There are currently 6+ open flights from London Heathrow Airport to Allentown within the next 7 days for less than £1,500.

  • What does LHR to ABE mean?

    This is defined as London Heathrow Airport (LHR) and Allentown-Bethlehem Airport (ABE). Codes like Allentown-Bethlehem Airport are often used to just call airports uniquely.

  • Can I find deals for flights from Heathrow to Allentown that include extra baggage allowance?

    The amount of baggage you can bring on your Heathrow to Allentown flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Heathrow to Allentown with specific airlines?

    Yes, Cheapflights allows you to browse and filter Heathrow to Allentown flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Heathrow to Allentown that allow pets onboard?

    Many airlines flying from Heathrow to Allentown offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Heathrow to Allentown?

    Yes, you can often find last-minute deals on Heathrow to Allentown flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the London Heathrow Airport to Allentown flight deals updated?

    The London Heathrow Airport to Allentown flight deals you see on this page were last updated on 28/4.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Heathrow to Allentown

Discover the top airline that operate flights from Heathrow 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 925,673 searches. Data last updated 28 April 2024.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£495Average£586FlexibilityNo cancel feeOn-time72%
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Search flights from Heathrow to Allentown by cabin class

Find flights from Heathrow to Allentown, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Allentown?

Deals for Heathrow to Allentown flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Allentown?

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Allentown for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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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