HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Heathrow

$449+ 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 7/24. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — LHR
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Lehigh Valley to Heathrow with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$656
(Delta)

One-way from

$449
(Delta)

Popular in

January

Cheapest in

February

Average price

$1,227
Provider with most accurate pricing for Allentown-Bethlehem-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Allentown-Bethlehem-London (LON) flights.
Search Deals
From Lehigh Valley to London Heathrow
Search Deals
One-way flight from Lehigh Valley to London Heathrow
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($428 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 15% potential price decrease ($153 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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 April 17, 2025.

This Delta deal was found by Cheapflights users on 4/15. 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.
Tue 5/61:07 pmABE - LHR
1 stop12h 38mDelta
Fri 5/161:05 pmLHR - ABE
1 stop14h 50mDelta
Deal found 4/15$656
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Sat 9/205:32 pmABE - LHR
2 stops31h 58mUnited Airlines
Mon 9/291:30 pmLHR - ABE
2 stops32h 23mUnited Airlines
Deal found 4/16$693
This KLM deal was found by Cheapflights users on 4/16. 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 5/315:50 pmABE - LHR
1 stop14h 40mKLM
Sat 6/79:20 amLHR - ABE
1 stop18h 24mKLM
Deal found 4/16$1,206
This Trip.com deal was found by Cheapflights users on 4/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/211:12 pmABE - LHR
1 stop19h 18mVirgin Atlantic
Sat 5/311:05 pmLHR - ABE
1 stop14h 39mVirgin Atlantic
Deal found 4/15$1,265
This American Airlines deal was found by Cheapflights users on 4/16. 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 5/225:27 pmABE - LHR
1 stop14h 03mAmerican Airlines
Sat 5/319:15 amLHR - ABE
1 stop12h 40mAmerican Airlines
Deal found 4/16$1,325
This Mytrip deal was found by Cheapflights users on 4/16. 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 5/227:00 amABE - LHR
2 stops18h 35mMultiple Airlines
Sat 5/319:30 amLHR - ABE
2 stops34h 43mMultiple Airlines
Deal found 4/16$1,443

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 April 17, 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

Tue 5/6

1:07 pm-6:45 am

1 stop12h 38m

London Heathrow

Fri 5/16

1:05 pm-10:55 pm

1 stop14h 50m

$656

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Sat 9/20

5:32 pm-6:30 am

2 stops31h 58m

London Heathrow

Mon 9/29

1:30 pm-4:53 pm

2 stops32h 23m

$693

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Sat 5/31

5:50 pm-1:30 pm

1 stop14h 40m

London Heathrow

Sat 6/7

9:20 am-10:44 pm

1 stop18h 24m

$1,206

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Wed 5/21

1:12 pm-1:30 pm

1 stop19h 18m

London Heathrow

Sat 5/31

1:05 pm-10:44 pm

1 stop14h 39m

$1,265

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Thu 5/22

5:27 pm-12:30 pm

1 stop14h 03m

London Heathrow

Sat 5/31

9:15 am-4:55 pm

1 stop12h 40m

$1,325

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Thu 5/22

7:00 am-6:35 am

2 stops18h 35m

London Heathrow

Sat 5/31

9:30 am-3:13 pm

2 stops34h 43m

$1,443

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Thu 7/24

1:00 pm-1:10 pm

2 stops19h 10m

$449

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Sat 6/7

5:35 pm-6:30 am

2 stops31h 55m

$745

AllentownLondon

ABE - LHR

ABELHR

Allentown-Bethlehem

Tue 5/27

6:30 am-6:30 am

2 stops19h 00m

$5,642

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

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 April 17, 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.

Rainfall in Heathrow by month

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

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

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

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 April 17, 2025.
Delta
8.0
Very good
7,916 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,327 reviews
Delta
8.0
Very good
7,916 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,916 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Virgin Atlantic
7.4
Good
642 reviews
Delta
8.0
Very good
7,916 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,916 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • 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 $1,110). 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
Hayes
Hounslow
Thornton Heath
Luton
Horley
Wembley
Canterbury
Harrow
Dover
Stratford-upon-Avon
Gatwick
Orpington
Watford
Northampton
Croydon
Borehamwood
Folkestone
Ilford
Broadway
Aylesbury

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.

Alternative routes for Lehigh Valley to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Gatwick flights
LaGuardia to Heathrow flights
John F Kennedy Intl to London City flights
Dulles Intl to Heathrow flights
Newark to Gatwick flights
Newark to London City flights
LaGuardia to Gatwick flights
John F Kennedy Intl to Stansted flights
Reagan-National to Heathrow flights
Dulles Intl to Gatwick flights
Dulles Intl to London City flights
John F Kennedy Intl to Luton flights
Reagan-National to Gatwick flights
Philadelphia to Heathrow flights
Newark to Stansted flights
Newark to Luton flights
Pittsburgh to Heathrow flights
LaGuardia to London City flights
Dulles Intl to Stansted flights
Philadelphia to Gatwick flights
Reagan-National to London City flights
LaGuardia to Stansted flights
Philadelphia to London City flights
Dulles Intl to Luton flights
Pittsburgh to Gatwick flights
Reagan-National to Stansted flights
Pittsburgh to London City flights
Philadelphia to Stansted flights
LaGuardia to Luton flights
Philadelphia to Luton flights
Reagan-National to Luton flights
Allentown to Heathrow flights
Pittsburgh to Stansted flights
State College to Heathrow flights
Harrisburg to Heathrow flights
John F Kennedy Intl to Southend flights
Pittsburgh to Luton flights
Scranton to Heathrow flights
Harrisburg to London City flights
Newark to Southend flights
Allentown to London City flights
Allentown to Gatwick flights
Elmira to Heathrow flights
Erie to Heathrow flights
Williamsport to Heathrow flights
Scranton to London City flights
Harrisburg to Gatwick flights

Top 2 airlines flying from Lehigh Valley to Heathrow

Discover the top 2 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$575Average$808FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$639Average$782FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.