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$320+ Cheap flights from Lehigh Valley to Heathrow (LHR)

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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — LHR
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Lehigh Valley to Heathrow

Keep the following information in mind while searching for Lehigh Valley to Heathrow flight deals. Data was last updated July 3, 2025.

Round-trip from

$669
(Delta)

One-way from

$320
(Mytrip)

Popular in

January

Cheapest in

February

Average price

$1,343
From Lehigh Valley to London Heathrow
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One-way flight from Lehigh Valley to London Heathrow
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Highest demand for flights based on searches. 34% potential increase in price ($535 potential increase over avg. RT price).
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Cheapest flight prices on average. 21% potential price decrease ($183 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Lehigh Valley to Heathrow

Cheapest flights from Lehigh Valley to Heathrow
Explore the most affordable flight options available from Lehigh Valley to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/246:12 pmABE - LHR
1 stop11h 58mDelta
Sat 10/1111:45 amLHR - ABE
2 stops16h 07mDelta
Deal found 7/2$669
This American Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/141:56 pmABE - LHR
1 stop12h 44mAmerican Airlines
Thu 8/219:15 amLHR - ABE
1 stop14h 50mAmerican Airlines
Deal found 7/2$704
This KLM deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/136:12 pmABE - LHR
1 stop11h 58mKLM
Sat 9/206:30 amLHR - ABE
2 stops16h 01mKLM
Deal found 7/2$707
This United Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/146:30 amABE - LHR
1 stop20h 50mUnited Airlines
Thu 8/218:40 amLHR - ABE
2 stops18h 14mUnited Airlines
Deal found 7/2$784
This Mytrip deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/147:00 amABE - LHR
2 stops23h 55mMultiple Airlines
Thu 8/2110:05 pmLHR - ABE
3 stops29h 57mMultiple Airlines
Deal found 7/2$1,226

Cheapflights Fare Finder

Customize your flight search to find flights from Lehigh Valley 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 2,558,603 searches. Data last updated July 3, 2025.
Use the filters below to find and compare flights from Lehigh Valley to London Heathrow Airport that are best for you.

Fly from

Lehigh Valley

Fly to

Heathrow

Route

Depart

Return

Price

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Wed 9/24

6:12 pm-11:10 am

1 stop11h 58m

London Heathrow

Sat 10/11

11:45 am-10:52 pm

2 stops16h 07m

$669

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Thu 8/14

1:56 pm-7:40 am

1 stop12h 44m

London Heathrow

Thu 8/21

9:15 am-7:05 pm

1 stop14h 50m

$704

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Sat 9/13

6:12 pm-11:10 am

1 stop11h 58m

London Heathrow

Sat 9/20

6:30 am-5:31 pm

2 stops16h 01m

$707

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Thu 8/14

6:30 am-8:20 am

1 stop20h 50m

London Heathrow

Thu 8/21

8:40 am-9:54 pm

2 stops18h 14m

$784

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Thu 8/14

7:00 am-11:55 am

2 stops23h 55m

London Heathrow

Thu 8/21

10:05 pm-11:02 pm

3 stops29h 57m

$1,226

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Mon 10/20

12:31 pm-11:55 am

3 stops42h 24m

$320

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Mon 10/20

1:00 pm-8:55 am

2 stops14h 55m

$399

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Thu 7/24

8:03 pm-12:30 pm

1 stop11h 27m

$469

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Wed 8/27

6:37 am-6:20 am

1 stop18h 43m

$1,198

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Lehigh Valley to Heathrow

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

Cheapflights Insights

Everything you need to know about your flight from Lehigh Valley to London Heathrow Airport

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

Find hourly flight availability from Lehigh Valley to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

When flying from Lehigh Valley to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 July 3, 2025.
Read reviews from past customers who have flown Delta, KLM, and United Airlines from Lehigh Valley to London Heathrow Airport. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,367 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Lehigh Valley to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $399. Users have also found prices from $469 and $1,198 on American Airlines and United Airlines, respectively.

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

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

  • How can I find direct flights from Lehigh Valley to Heathrow?

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

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

    Yes. Cheapflights offers flight deals from Lehigh Valley 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.

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

    Currently, November is the cheapest month in which you can book a flight from Lehigh Valley to London Heathrow Airport (average of $661). Flying from Lehigh Valley to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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

Traveling to a place near Lehigh Valley?

Book flights to Lehigh Valley if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Canterbury
Harrow
Dover
Stratford-upon-Avon
Gatwick
Orpington
Watford
Northampton
Croydon
Folkestone
Borehamwood
Broadway
Aylesbury
Chelmsford
Brentwood
Chichester
Swindon

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Alternative routes for Lehigh Valley to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Lehigh Valley to Heathrow

Discover the top 3 airlines that operate flights from Lehigh Valley 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 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$575Average$753FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$588Average$780FlexibilityNo cancel feeOn-time71%
DeltaCheapest$597Average$742FlexibilityNo cancel feeOn-timeN/A

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