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Cheap flights from Allentown (ABE) to Heathrow (LHR) from $616

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 9/3. 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.
ABE — LHR
Jun 15 — Jun 221
From?
To?
Sat 6/15
Sat 6/22
1 adult, Economy
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Cheap flight deals from Allentown to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Allentown (ABE) to Heathrow (LHR). 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 June 10, 2024.

Round-trip from

$643
From Allentown-Bethlehem to London Heathrow
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What is the cheapest day to fly round-trip from Allentown to London Heathrow Airport?

It’s generally more expensive to depart on a Monday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

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

The best pricing can be found in the month of January. Prices to London Heathrow Airport from Allentown average $1,128. You can even find prices in January for less than $1,128, as users have found deals to London Heathrow Airport from as low as $827. The month of April appears to be one of the more expensive times to travel to London Heathrow Airport from Allentown. Flying in the targeted month can save you up to 58%.

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

When flying from Allentown to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 48% versus a flight in the afternoon.

Cheap Allentown to Heathrow flights in June & July 2024

Find cheap flight options from Allentown to Heathrow specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,020,828 searches. Prices were last updated on June 10, 2024.
These are some of the most attractive deals on flights from Allentown to London in 2024. Check back soon for alternative fares.
Wed 7/3112:32 pmABE - LHR
1 stop12h 53mDelta
Wed 8/712:45 pmLHR - ABE
1 stop15h 49mDelta
Deal found 6/9$839
Tue 7/95:40 pmABE - LHR
1 stop13h 05mUnited Airlines
Tue 7/161:05 pmLHR - ABE
1 stop13h 33mUnited Airlines
Deal found 6/9$869
Mon 7/295:40 pmABE - LHR
1 stop13h 05mUnited Airlines
Mon 8/51:05 pmLHR - ABE
1 stop13h 33mUnited Airlines
Deal found 6/8$1,017
Tue 7/95:40 pmABE - LHR
1 stop13h 05mUnited Airlines
Tue 7/169:30 amLHR - ABE
2 stops17h 08mUnited Airlines
Deal found 6/9$1,098
Sun 6/96:05 amABE - LHR
1 stop20h 45mDelta
Thu 6/208:40 amLHR - ABE
2 stops19h 34mDelta
Deal found 6/8$1,108
Sun 6/912:27 pmABE - LHR
2 stops15h 48mDelta
Thu 6/208:40 amLHR - ABE
2 stops19h 34mDelta
Deal found 6/8$1,112
Sun 6/95:49 pmABE - LHR
1 stop14h 26mDelta
Thu 6/2011:35 amLHR - ABE
1 stop16h 39mDelta
Deal found 6/8$1,113
Sun 6/95:49 pmABE - LHR
1 stop14h 26mDelta
Wed 6/193:55 pmLHR - ABE
1 stop24h 52mDelta
Deal found 6/8$1,119
Sun 6/912:27 pmABE - LHR
2 stops15h 48mDelta
Wed 6/1912:45 pmLHR - ABE
1 stop28h 02mDelta
Deal found 6/8$1,123

Allentown to Heathrow 2024 flight deals

Discover exclusive flight deals for travel between Allentown and Heathrow in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,020,828 searches. Data last updated June 10, 2024.
These are some of the most attractive deals on flights from Allentown to London in 2024. Check back soon for alternative fares.
Tue 9/1712:26 pmABE - LHR
1 stop12h 59mDelta
Fri 9/2711:35 amLHR - ABE
1 stop16h 31mDelta
Deal found 6/9$621
Tue 9/1712:26 pmABE - LHR
2 stops13h 19mDelta
Fri 9/2711:35 amLHR - ABE
1 stop16h 31mDelta
Deal found 6/9$626
Tue 9/35:40 pmABE - LHR
1 stop13h 05mUnited Airlines
Tue 9/178:30 amLHR - ABE
1 stop13h 28mUnited Airlines
Deal found 6/9$651
Sat 9/215:40 pmABE - LHR
1 stop31h 15mUnited Airlines
Mon 9/308:30 amLHR - ABE
1 stop13h 18mUnited Airlines
Deal found 6/9$684
Wed 7/3112:32 pmABE - LHR
1 stop12h 53mDelta
Wed 8/712:45 pmLHR - ABE
1 stop15h 49mDelta
Deal found 6/9$839
Tue 7/95:40 pmABE - LHR
1 stop13h 05mUnited Airlines
Tue 7/161:05 pmLHR - ABE
1 stop13h 33mUnited Airlines
Deal found 6/9$869
Thu 8/112:32 pmABE - LHR
1 stop12h 53mDelta
Thu 8/81:55 pmLHR - ABE
1 stop14h 14mDelta
Deal found 6/9$899
Thu 8/15:40 pmABE - LHR
1 stop13h 05mUnited Airlines
Tue 8/68:30 amLHR - ABE
1 stop13h 28mUnited Airlines
Deal found 6/9$929
Mon 7/295:40 pmABE - LHR
1 stop13h 05mUnited Airlines
Mon 8/51:05 pmLHR - ABE
1 stop13h 33mUnited Airlines
Deal found 6/8$1,017

Allentown to Heathrow flights leaving soon

Find last-minute flight options from Allentown to Heathrow 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 3,020,828 searches. Data last updated June 10, 2024.
Book one of these great deals on flights from Allentown to London. Tip: verify your flight details before completing your reservation.
Sat 6/152:55 pmABE - LHR
2 stops16h 40mDelta
Tue 6/256:15 amLHR - ABE
2 stops21h 59mDelta
Deal found 6/8$1,132
Fri 6/145:49 pmABE - LHR
1 stop12h 21mDelta
Thu 6/208:40 amLHR - ABE
2 stops19h 34mDelta
Deal found 6/8$1,178
Fri 6/1412:27 pmABE - LHR
2 stops15h 48mDelta
Thu 6/208:40 amLHR - ABE
2 stops19h 34mDelta
Deal found 6/8$1,182
Fri 6/1412:27 pmABE - LHR
1 stop14h 23mDelta
Thu 6/2011:35 amLHR - ABE
1 stop16h 39mDelta
Deal found 6/8$1,183
Fri 6/146:05 amABE - LHR
1 stop20h 45mDelta
Wed 6/1912:45 pmLHR - ABE
1 stop28h 02mDelta
Deal found 6/8$1,189
Sat 6/156:05 amABE - LHR
1 stop20h 45mDelta
Tue 6/256:15 amLHR - ABE
2 stops21h 59mDelta
Deal found 6/8$1,190
Fri 6/1412:27 pmABE - LHR
2 stops15h 48mDelta
Wed 6/193:55 pmLHR - ABE
1 stop24h 52mDelta
Deal found 6/8$1,193
Sat 6/152:55 pmABE - LHR
2 stops16h 40mDelta
Sat 6/221:55 pmLHR - ABE
1 stop26h 52mDelta
Deal found 6/8$1,216
Sat 6/152:55 pmABE - LHR
2 stops16h 40mDelta
Mon 6/249:00 amLHR - ABE
2 stops19h 14mDelta
Deal found 6/8$1,265

One-way flights to Heathrow from Allentown

Search for one-way flight options from Allentown to Heathrow. 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 3,020,828 searches. Data last updated June 10, 2024.
Some of the best available deals we've found on one-way flights from Allentown to London. Users in need of a round-trip flight from Allentown to London instead should update the search form at the top of page.
Tue 9/35:07 pmABE - LHR
2 stops13h 08mUndisclosed Carrier
Deal found 6/9$616
Thu 6/275:49 pmABE - LHR
1 stop12h 21mDelta
Deal found 6/8$962
Sun 6/165:49 pmABE - LHR
1 stop12h 21mDelta
Deal found 6/7$1,357
Fri 6/145:49 pmABE - LHR
1 stop12h 21mDelta
Deal found 6/7$1,427

Find flights from Allentown to Heathrow within your budget

Customize your flight search to find flights from Allentown to Heathrow 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 3,020,828 searches. Data last updated June 10, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$621 - $1,752

Route

Depart

Return

Price

Allentown-BethlehemLondon Heathrow

ABE - LHR

ABELHR

Allentown-Bethlehem

Tue 9/17

1 stop12h 59m

London Heathrow

Fri 9/27

1 stop16h 31m

$621

Allentown-BethlehemLondon Heathrow

ABE - LHR

ABELHR

Allentown-Bethlehem

Tue 9/17

2 stops13h 19m

London Heathrow

Fri 9/27

1 stop16h 31m

$626

Allentown-BethlehemLondon Heathrow

ABE - LHR

ABELHR

Allentown-Bethlehem

Tue 9/3

1 stop13h 05m

London Heathrow

Tue 9/17

1 stop13h 28m

$651

Allentown-BethlehemLondon Heathrow

ABE - LHR

ABELHR

Allentown-Bethlehem

Sat 9/21

1 stop31h 15m

London Heathrow

Mon 9/30

1 stop13h 18m

$684

Allentown-BethlehemLondon Heathrow

ABE - LHR

ABELHR

Allentown-Bethlehem

Wed 7/31

1 stop12h 53m

London Heathrow

Wed 8/7

1 stop15h 49m

$839

Allentown-BethlehemLondon Heathrow

ABE - LHR

ABELHR

Allentown-Bethlehem

Wed 7/3

1 stop32h 14m

London Heathrow

Wed 7/10

2 stops15h 22m

$1,525

Allentown-BethlehemLondon Heathrow

ABE - LHR

ABELHR

Allentown-Bethlehem

Mon 7/29

1 stop20h 45m

London Heathrow

Mon 8/5

2 stops21h 54m

$1,546

Allentown-BethlehemLondon Heathrow

ABE - LHR

ABELHR

Allentown-Bethlehem

Sun 7/7

2 stops32h 50m

London Heathrow

Sun 7/14

3 stops20h 07m

$1,743

Allentown-BethlehemLondon Heathrow

ABE - LHR

ABELHR

Allentown-Bethlehem

Thu 6/20

1 stop19h 20m

London Heathrow

Sun 6/30

1 stop16h 39m

$1,752

Flights are sorted by cheapest first

Deals found on 6/9

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

Use this chart to determine the cheapest time to fly round-trip from Allentown to Heathrow. Price data was last updated on June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Allentown to London Heathrow Airport flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Allentown to Heathrow

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

Temperature and rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature and rainfall totals by month.

LON

Temperature

39.2 - 62.6 °F

If weather is an important factor for your trip to London Heathrow Airport, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated June 10, 2024.
To help decide which airline to fly from Allentown to London, see what other customers have to say about Delta, United Airlines and Virgin Atlantic. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,295 reviews

Crew

8.6

Overall

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,295 reviews
Delta
8.0
Very good
10,295 reviews

Crew

8.6

Overall

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,477 reviews
Delta
8.0
Very good
10,295 reviews

Crew

8.6

Overall

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Virgin Atlantic
7.6
Good
714 reviews
Delta
8.0
Very good
10,295 reviews

Crew

8.6

Overall

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

WestJet
7.5
Good
2,847 reviews
Delta
8.0
Very good
10,295 reviews

Crew

8.6

Overall

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
10,661 reviews
Delta
8.0
Very good
10,295 reviews

Crew

8.6

Overall

8.0

Food

7.4

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from Allentown to Heathrow. 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 from for flights from Allentown to London Heathrow?

    Allentown-Bethlehem (ABE) is the airport you will fly out of if you book a flight from Allentown to London Heathrow. You should not have trouble finding flights to London Heathrow from Allentown-Bethlehem; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Allentown airport to London Heathrow. It is only a 3.9 mi journey to Allentown-Bethlehem (ABE) from Allentown’s city center.

  • Can I find flights from Allentown to London Heathrow Airport for under $700 on Cheapflights?

    Yes, there are multiple flights from Allentown to London Heathrow Airport for under $700. The cheapest flight booked recently is on Delta for just $621, but on average you can expect to pay $1,026.

  • Are there last-minute flights available from Allentown to London Heathrow Airport for under $1,200?

    There are currently 17+ open flights from Allentown to London Heathrow Airport within the next 7 days for less than $1,200.

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

    Delta, at $621, was found to be the cheapest airline from Allentown to London Heathrow Airport.Alternate airlines to your destination round-trip include United Airlines and American Airlines.

  • What does ABE to LHR mean?

    Great question - ABE to LHR just means Allentown-Bethlehem Airport to London Heathrow Airport. Now you’ll know what these unique codes when you look for flights!

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

    The amount of baggage you can bring on your Allentown to Heathrow 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 Allentown to Heathrow with specific airlines?

    Yes, Cheapflights allows you to browse and filter Allentown to Heathrow 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 Allentown to Heathrow that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Allentown to Heathrow 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 Allentown to Heathrow that allow pets onboard?

    Many airlines flying from Allentown to Heathrow 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 Allentown to Heathrow?

    Yes, you can often find last-minute deals on Allentown to Heathrow 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 Allentown to London Heathrow Airport flight deals updated?

    The Allentown to London Heathrow Airport flight deals you see on this page were last updated on 6/9.

  • What is the cheapest month to book a flight from Allentown to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Allentown to London Heathrow Airport (average of $653). Flying from Allentown to London Heathrow Airport in June is currently the most expensive (average of $1,102). 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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Alternative routes for Allentown to Heathrow
See prices for flight routes from nearby airports that may be better suited for you.

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Top 2 airlines flying from Allentown to Heathrow

Discover the top 2 airlines that operate flights from Allentown to Heathrow. 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 3,020,828 searches. Data last updated June 10, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$650Average$922FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$679Average$1,075FlexibilityNo cancel feeOn-time71%
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Search flights from Allentown to Heathrow by cabin class

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