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Cheap flights from London Heathrow Airport to Lehigh Valley from £430

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 13/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ABE
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Lehigh Valley

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Lehigh Valley
Explore the most affordable flight options available from Heathrow to Lehigh Valley. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2025.

Sat 20/1210:25LHR - ABE
1 stop16h 22mUnited Airlines
Mon 22/1206:17ABE - LHR
1 stop20h 38mUnited Airlines
Deal found 16/12£1,366
Fri 19/1213:35LHR - ABE
1 stop13h 12mUnited Airlines
Thu 1/117:07ABE - LHR
1 stop13h 08mUnited Airlines
Deal found 17/12£1,676

Find flight deals from Heathrow to Lehigh Valley

Keep the following information in mind while searching for Heathrow to Lehigh Valley flight deals. Data was last updated 18 December 2025.

Round-trip from

£730

One-way from

£430

Popular in

July

Cheapest in

September

Average price

£479
United Airlines
  • United Airlines
  • 22/1-26/1
  • 3 total stops
  • 65h 21m total
  • London to Lehigh Valley
Search Deals
Delta
  • Delta
  • 13/2
  • 2 total stops
  • 15h 46m total
  • London to Lehigh Valley
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£25 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Lehigh Valley 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 858,174 searches. Data last updated 18 December 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Lehigh Valley that are best for you.

Fly from

Heathrow

Fly to

Lehigh Valley

Route

Depart

Return

Price

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Thu 22/1

13:45-10:41

2 stops49h 56m

Allentown-Bethlehem

Mon 26/1

11:30-07:55

1 stop15h 25m

£730

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Fri 30/1

13:35-10:41

1 stop26h 06m

Allentown-Bethlehem

Fri 6/2

16:57-11:15

1 stop13h 18m

£788

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Mon 5/1

15:50-17:18

1 stop30h 28m

Allentown-Bethlehem

Sat 10/1

14:00-09:00

1 stop14h 00m

£1,712

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Fri 13/2

06:30-17:16

2 stops15h 46m

£430

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Tue 6/1

08:55-17:18

1 stop13h 23m

£1,274

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sat 3/1

08:55-17:24

1 stop13h 29m

£8,135

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Sun 4/1

12:30-22:46

1 stop15h 16m

£8,135

LondonAllentown

LHR - ABE

LHRABE

London Heathrow

Fri 2/1

08:55-17:24

1 stop13h 29m

£8,135

Flights are sorted by cheapest return flights first.

Deals found on 17/12

Best time to book a flight from Heathrow to Lehigh Valley

Have a flexible travel schedule? Discover the best time to fly to Lehigh Valley from Heathrow with our price prediction graph.
Estimated return 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 London Heathrow Airport to Lehigh Valley
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Lehigh Valley

Get insights into the airlines that provide service to Lehigh Valley. 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 Lehigh Valley. Reviews last updated 18 December 2025.
See what other customers who have flown with Finnair from London Heathrow Airport to Lehigh Valley have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,338 reviews
Check prices

Food

6.7

Boarding

7.6

Crew

8.1

Overall

7.6

Comfort

7.4

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Finnair
7.6
Good
1,338 reviews
Finnair
7.6
Good
1,338 reviews
Check prices

Food

6.7

Boarding

7.6

Crew

8.1

Overall

7.6

Comfort

7.4

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

Related info for your journey

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

  • How long is the flight from London Heathrow Airport to Lehigh Valley?

    Airlines like United Airlines fly from London Heathrow Airport to Lehigh Valley in about 49h 56m. The time it takes to get you to your destination can typically vary by up to . London Heathrow Airport and Lehigh Valley are separated by a distance of 3507 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Lehigh Valley by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Heathrow to Lehigh Valley

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

Discover the top airline that operate flights from Heathrow to Lehigh Valley. 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 858,174 searches. Data last updated 18 December 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest£532Average£568FlexibilityNo cancel feeOn-time76%
Search Finnair flights

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How does Cheapflights help users find flights from Heathrow to Lehigh Valley?

Deals for Heathrow to Lehigh Valley 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.

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Can Cheapflights find flights from Heathrow to Lehigh Valley with no change fees?

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Can Cheapflights notify me if prices for flights from Heathrow to Lehigh Valley become cheaper?

Yes, Cheapflights offers price alerts on Heathrow to Lehigh Valley flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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