Cheap flights from Allentown (ABE) to Heathrow (LHR) from $592

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 3/10. 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
Feb 25 — Mar 31

How to find the cheapest flight from Allentown (ABE) to Heathrow (LHR)

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 February 20, 2024.

Round-trip from

$642

One-way from

$592
From Allentown-Bethlehem to London Heathrow
One-way flight from Allentown-Bethlehem to London Heathrow

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 March. Prices to London Heathrow Airport from Allentown average $897. You can even find prices in March for less than $897, as users have found deals to London Heathrow Airport from as low as $680. 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 35%.

When is the cheapest time to fly from Allentown to London Heathrow Airport (ABE - 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 55% versus a flight in the afternoon.

Cheap Virgin Atlantic flights from Allentown to Heathrow

Explore cheap flight options specifically provided by Virgin Atlantic for the route between Allentown and Heathrow. 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 3,394,020 searches. Data last updated February 20, 2024.
Check out some of the cheapest Virgin Atlantic flights we've come across from Allentown to London. Come back soon if you're not finding the exact deal you're looking for.
Wed 3/2712:30 pmABE - LHR
1 stop13h 50mVirgin Atlantic
Thu 4/118:40 amLHR - ABE
2 stops19h 30mVirgin Atlantic
Deal found 2/19$666
Wed 3/2712:30 pmABE - LHR
1 stop13h 50mVirgin Atlantic
Thu 4/1111:35 amLHR - ABE
1 stop16h 35mVirgin Atlantic
Deal found 2/19$670
Wed 3/275:39 pmABE - LHR
2 stops19h 21mVirgin Atlantic
Thu 4/118:40 amLHR - ABE
2 stops19h 30mVirgin Atlantic
Deal found 2/19$816
Tue 4/25:39 pmABE - LHR
1 stop31h 46mVirgin Atlantic
Fri 4/56:15 amLHR - ABE
2 stops21h 53mVirgin Atlantic
Deal found 2/18$1,380
Mon 4/15:39 pmABE - LHR
1 stop12h 31mVirgin Atlantic
Fri 4/56:15 amLHR - ABE
2 stops21h 53mVirgin Atlantic
Deal found 2/19$1,454
Mon 4/15:39 pmABE - LHR
2 stops17h 56mVirgin Atlantic
Fri 4/56:15 amLHR - ABE
2 stops21h 53mVirgin Atlantic
Deal found 2/19$1,474
Thu 3/286:00 amABE - LHR
1 stop21h 05mVirgin Atlantic
Mon 4/112:45 pmLHR - ABE
1 stop15h 23mVirgin Atlantic
Deal found 2/18$1,499
Tue 3/55:34 pmABE - LHR
1 stop12h 36mVirgin Atlantic
Fri 3/89:00 amLHR - ABE
2 stops19h 11mVirgin Atlantic
Deal found 2/19$2,242

Cheap Delta flights from Allentown to Heathrow

Explore cheap flight options specifically provided by Delta for the route between Allentown and Heathrow. 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 3,394,020 searches. Data last updated February 20, 2024.
To aid your search, here are some of the cheapest Delta flights we've found from Allentown to London. Deals are refreshing constantly so come back soon for more options.
Mon 3/185:39 pmABE - LHR
1 stop13h 31mDelta
Mon 3/2511:45 amLHR - ABE
2 stops28h 05mDelta
Deal found 2/19$716
Mon 3/1812:30 pmABE - LHR
2 stops14h 20mDelta
Mon 3/2511:45 amLHR - ABE
2 stops28h 05mDelta
Deal found 2/19$721
Tue 3/512:35 pmABE - LHR
2 stops14h 25mDelta
Sun 3/1012:30 pmLHR - ABE
1 stop14h 38mDelta
Deal found 2/19$738
Wed 2/2812:35 pmABE - LHR
1 stop13h 40mDelta
Sun 3/36:30 amLHR - ABE
2 stops21h 41mDelta
Deal found 2/19$840
Wed 2/2812:35 pmABE - LHR
2 stops18h 30mDelta
Sun 3/36:30 amLHR - ABE
2 stops21h 41mDelta
Deal found 2/18$845
Wed 2/285:34 pmABE - LHR
1 stop12h 36mDelta
Sun 3/312:30 pmLHR - ABE
1 stop15h 41mDelta
Deal found 2/19$848
Wed 2/2812:35 pmABE - LHR
2 stops14h 05mDelta
Sun 3/312:40 pmLHR - ABE
2 stops15h 31mDelta
Deal found 2/19$879
Wed 3/2712:30 pmABE - LHR
1 stop13h 50mDelta
Mon 4/111:35 amLHR - ABE
1 stop16h 33mDelta
Deal found 2/20$1,005
Mon 3/255:39 pmABE - LHR
1 stop13h 31mDelta
Sun 3/3111:35 amLHR - ABE
1 stop16h 33mDelta
Deal found 2/19$1,224

Cheap Allentown to Heathrow flights in February & March 2024

Find cheap flight options from Allentown to Heathrow specifically for the months of February and March 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,394,020 searches. Prices were last updated on February 20, 2024.
These are some of the most attractive deals on flights from Allentown to London in 2024. Check back soon for alternative fares.
Wed 3/2712:30 pmABE - LHR
1 stop13h 50mVirgin Atlantic
Thu 4/118:40 amLHR - ABE
2 stops19h 30mVirgin Atlantic
Deal found 2/19$666
Wed 3/2712:30 pmABE - LHR
1 stop13h 50mVirgin Atlantic
Thu 4/1111:35 amLHR - ABE
1 stop16h 35mVirgin Atlantic
Deal found 2/19$670
Mon 3/185:39 pmABE - LHR
1 stop13h 31mDelta
Mon 3/2511:45 amLHR - ABE
2 stops28h 05mDelta
Deal found 2/19$716
Mon 3/185:25 pmABE - LHR
1 stop13h 50mUnited Airlines
Mon 3/2512:05 pmLHR - ABE
1 stop13h 14mUnited Airlines
Deal found 2/19$719
Mon 3/1812:30 pmABE - LHR
2 stops14h 20mDelta
Mon 3/2511:45 amLHR - ABE
2 stops28h 05mDelta
Deal found 2/19$721
Tue 3/512:35 pmABE - LHR
2 stops14h 25mDelta
Sun 3/1012:30 pmLHR - ABE
1 stop14h 38mDelta
Deal found 2/19$738
Mon 3/1811:52 amABE - LHR
2 stops14h 58mAmerican Airlines
Mon 3/2511:25 amLHR - ABE
2 stops16h 46mAmerican Airlines
Deal found 2/19$810
Wed 3/275:39 pmABE - LHR
2 stops19h 21mVirgin Atlantic
Thu 4/118:40 amLHR - ABE
2 stops19h 30mVirgin Atlantic
Deal found 2/19$816
Wed 2/2812:35 pmABE - LHR
1 stop13h 40mDelta
Sun 3/36:30 amLHR - ABE
2 stops21h 41mDelta
Deal found 2/19$840

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 3,394,020 searches. Data last updated February 20, 2024.
These are some of the most attractive deals on flights from Allentown to London in 2024. Check back soon for alternative fares.
Wed 3/2712:30 pmABE - LHR
1 stop13h 50mVirgin Atlantic
Thu 4/118:40 amLHR - ABE
2 stops19h 30mVirgin Atlantic
Deal found 2/19$666
Wed 3/2712:30 pmABE - LHR
1 stop13h 50mVirgin Atlantic
Thu 4/1111:35 amLHR - ABE
1 stop16h 35mVirgin Atlantic
Deal found 2/19$670
Mon 3/185:39 pmABE - LHR
1 stop13h 31mDelta
Mon 3/2511:45 amLHR - ABE
2 stops28h 05mDelta
Deal found 2/19$716
Mon 3/185:25 pmABE - LHR
1 stop13h 50mUnited Airlines
Mon 3/2512:05 pmLHR - ABE
1 stop13h 14mUnited Airlines
Deal found 2/19$719
Mon 3/1812:30 pmABE - LHR
2 stops14h 20mDelta
Mon 3/2511:45 amLHR - ABE
2 stops28h 05mDelta
Deal found 2/19$721
Tue 3/512:35 pmABE - LHR
2 stops14h 25mDelta
Sun 3/1012:30 pmLHR - ABE
1 stop14h 38mDelta
Deal found 2/19$738
Mon 3/1811:52 amABE - LHR
2 stops14h 58mAmerican Airlines
Mon 3/2511:25 amLHR - ABE
2 stops16h 46mAmerican Airlines
Deal found 2/19$810
Wed 3/275:39 pmABE - LHR
2 stops19h 21mVirgin Atlantic
Thu 4/118:40 amLHR - ABE
2 stops19h 30mVirgin Atlantic
Deal found 2/19$816
Tue 9/105:50 pmABE - LHR
1 stop12h 20mDelta
Thu 9/199:00 amLHR - ABE
2 stops19h 26mDelta
Deal found 2/18$839

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 3,394,020 searches. Data last updated February 20, 2024.
Book one of these great deals on flights from Allentown to London. Tip: verify your flight details before completing your reservation.
Wed 2/2812:35 pmABE - LHR
1 stop13h 40mDelta
Sun 3/36:30 amLHR - ABE
2 stops21h 41mDelta
Deal found 2/19$840
Wed 2/2812:35 pmABE - LHR
2 stops18h 30mDelta
Sun 3/36:30 amLHR - ABE
2 stops21h 41mDelta
Deal found 2/18$845
Wed 2/285:34 pmABE - LHR
1 stop12h 36mDelta
Sun 3/312:30 pmLHR - ABE
1 stop15h 41mDelta
Deal found 2/19$848
Wed 2/2812:35 pmABE - LHR
2 stops14h 05mDelta
Sun 3/312:40 pmLHR - ABE
2 stops15h 31mDelta
Deal found 2/19$879

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 3,394,020 searches. Data last updated February 20, 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.
Sun 3/105:39 pmABE - LHR
1 stop13h 31mDelta
Deal found 2/20$592
Wed 7/171:00 pmABE - LHR
1 stop12h 25mDelta
Deal found 2/19$612
Sat 3/92:00 pmABE - LHR
1 stop11h 20mDelta
Deal found 2/20$642
Sat 3/92:00 pmABE - LHR
2 stops15h 45mDelta
Deal found 2/20$988
Fri 3/86:22 amABE - LHR
2 stops19h 08mMultiple Airlines
Deal found 2/20$998
Fri 3/85:34 pmABE - LHR
1 stop12h 36mDelta
Deal found 2/20$1,104

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 3,394,020 searches. Data last updated February 20, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$666 - $1,605

Route

Depart

Return

Price

Allentown-BethlehemLondon Heathrow

ABE - LHR

ABELHR

Allentown-Bethlehem

Wed 3/27

1 stop13h 50m

London Heathrow

Thu 4/11

2 stops19h 30m

$666

Allentown-BethlehemLondon Heathrow

ABE - LHR

ABELHR

Allentown-Bethlehem

Wed 3/27

1 stop13h 50m

London Heathrow

Thu 4/11

1 stop16h 35m

$670

Allentown-BethlehemLondon Heathrow

ABE - LHR

ABELHR

Allentown-Bethlehem

Mon 3/18

1 stop13h 31m

London Heathrow

Mon 3/25

2 stops28h 05m

$716

Allentown-BethlehemLondon Heathrow

ABE - LHR

ABELHR

Allentown-Bethlehem

Mon 3/18

1 stop13h 50m

London Heathrow

Mon 3/25

1 stop13h 14m

$719

Allentown-BethlehemLondon Heathrow

ABE - LHR

ABELHR

Allentown-Bethlehem

Mon 3/18

2 stops14h 20m

London Heathrow

Mon 3/25

2 stops28h 05m

$721

Allentown-BethlehemLondon Heathrow

ABE - LHR

ABELHR

Allentown-Bethlehem

Tue 3/5

2 stops14h 25m

London Heathrow

Sun 3/10

1 stop14h 38m

$738

Allentown-BethlehemLondon Heathrow

ABE - LHR

ABELHR

Allentown-Bethlehem

Mon 3/18

2 stops14h 58m

London Heathrow

Mon 3/25

2 stops16h 46m

$810

Allentown-BethlehemLondon Heathrow

ABE - LHR

ABELHR

Allentown-Bethlehem

Wed 3/6

2 stops19h 15m

London Heathrow

Tue 3/12

2 stops26h 50m

$1,150

Allentown-BethlehemLondon Heathrow

ABE - LHR

ABELHR

Allentown-Bethlehem

Thu 6/20

1 stop12h 25m

London Heathrow

Sun 6/30

2 stops19h 46m

$1,605

Flights are sorted by cheapest first

Deals found on 2/19

When is the cheapest time 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 February 18, 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 Friday 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

Average price of flights to Heathrow by month

Plan your trip from Allentown to Heathrow by taking into account the cheapest months to travel. The average price of a one-way flight from Allentown to Heathrow is currently $823 while a round-trip flight costs $866. Price data was last updated on February 18, 2024.

Currently, November is the cheapest month in which you can book a flight from Allentown to London Heathrow Airport (average of $652). Flying from Allentown to London Heathrow Airport in June is currently the most expensive (average of $1,185). 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.

January

$675

February

$668

March

$706

April

$733

May

$767

June

$1,185

July

$1,019

August

$804

September

$751

October

$716

November

$652

December

$675

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 February 20, 2024.
To help decide which airline to fly from Allentown to London, see what other customers have to say about Virgin Atlantic, Delta and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
7.9
Good
3,045 reviews

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.9

Boarding

8.0

Overall

7.9

Reviews

1 / 10

Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.

7.9
Good
3,045 reviews
7.9
Good
3,045 reviews

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.9

Boarding

8.0

Overall

7.9

Reviews

1 / 10

Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.

7.5
Good
1,920 reviews
7.9
Good
3,045 reviews

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.9

Boarding

8.0

Overall

7.9

Reviews

1 / 10

Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.

7.5
Good
209 reviews
7.9
Good
3,045 reviews

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.9

Boarding

8.0

Overall

7.9

Reviews

1 / 10

Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.

7.2
Good
2,657 reviews
7.9
Good
3,045 reviews

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.9

Boarding

8.0

Overall

7.9

Reviews

1 / 10

Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.

6.9
Okay
142 reviews
7.9
Good
3,045 reviews

Food

7.2

Crew

8.5

Entertainment

7.8

Comfort

7.9

Boarding

8.0

Overall

7.9

Reviews

1 / 10

Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.

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

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 0 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 Virgin Atlantic for just $666, but on average you can expect to pay $1,056.

Are there last-minute flights available from Allentown to London Heathrow Airport for under $900?

There are currently 4+ open flights from Allentown to London Heathrow Airport within the next 7 days for less than $900.

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

Virgin Atlantic, at $666, was found to be the cheapest airline from Allentown to London Heathrow Airport.Alternate airlines to your destination round-trip include Delta and United 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!

Browse thousands of different options on Cheapflights for your next trip

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User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations

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

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

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Not ready to book yet? You can track prices for flights from Allentown to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

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