LHR - ABE

£509 Find Cheap Flights from London Heathrow Airport to Allentown

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Heathrow to Allentown departing on 20/4. 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.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Allentown

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Allentown, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Allentown, as well as popular online travel agencies
Travellers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 27% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Everything you should know

Cheapest return fare
£619
Virgin Atlantic
Tue 21/4Tue 28/4
LHR - ABE • 1 stop
Cheapest one-way flight
£509
United Airlines
Mon 20/4
LHR - ABE • 2 stops
Direct flights
Not available
There are currently no direct flights between Heathrow and Allentown. You’ll need at least 1 connection.
Insights
Insights
Insights
Insights
Top stopover airports
Atlanta (ATL)
Cheapest • Avg £582 (return)
Chicago (ORD)
Shortest trip • 13h 27m (one-way)
Insights
Insights
Insights
Insights
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to Allentown!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Heathrow to Allentown (LHR-ABE)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Heathrow to Allentown that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Heathrow to Allentown

Tue, 21 Apr - Tue, 28 Apr
Virgin Atlantic Logo
09:20 - 17:19
LHR
-
ABE
12h 59m
1 stop
Virgin Atlantic Logo
17:59 - 11:20
ABE
-
LHR
12h 21m
1 stop
£619Virgin Atlantic
Tue, 21 Apr - Tue, 28 Apr
Delta Logo
06:15 - 23:00
LHR
-
ABE
21h 45m
2 stops
Delta Logo
06:33 - 06:45
ABE
-
LHR
19h 12m
2 stops
£637Delta
Wed, 22 Apr - Wed, 29 Apr
Delta Logo
08:55 - 23:00
LHR
-
ABE
19h 05m
2 stops
Delta Logo
12:53 - 12:05
ABE
-
LHR
18h 12m
2 stops
£639Delta
Wed, 22 Apr - Wed, 29 Apr
Delta Logo
09:20 - 23:00
LHR
-
ABE
18h 40m
1 stop
Delta Logo
12:53 - 10:20
ABE
-
LHR
16h 27m
2 stops
£647Delta
Wed, 22 Apr - Wed, 29 Apr
American Airlines Logo
16:55 - 00:22
LHR
-
ABE
12h 27m
1 stop
American Airlines Logo
12:00 - 09:05
ABE
-
LHR
16h 05m
1 stop
£651American Airlines
Sat, 2 May - Sun, 10 May
Delta Logo
16:20 - 12:12
LHR
-
ABE
24h 52m
2 stops
Delta Logo
12:59 - 14:35
ABE
-
LHR
20h 36m
2 stops
£675Delta
Sat, 2 May - Sun, 10 May
Delta Logo
20:05 - 17:19
LHR
-
ABE
26h 14m
2 stops
Delta Logo
12:59 - 14:35
ABE
-
LHR
20h 36m
2 stops
£677Delta
Sat, 2 May - Sat, 9 May
Delta Logo
12:25 - 12:12
LHR
-
ABE
28h 47m
2 stops
Delta Logo
18:15 - 20:10
ABE
-
LHR
20h 55m
2 stops
£707Delta
Sat, 2 May - Sat, 9 May
KLM Logo
09:20 - 23:00
LHR
-
ABE
18h 40m
1 stop
KLM Logo
12:59 - 13:15
ABE
-
LHR
19h 16m
1 stop
£711KLM
Tue, 24 Mar - Thu, 6 Aug
Delta Logo
11:45 - 12:16
LHR
-
ABE
28h 31m
2 stops
Delta Logo
13:00 - 11:20
ABE
-
LHR
17h 20m
2 stops
£711Delta
Booking Insights

KAYAK’s insights & trends for Heathrow to Allentown flights

Get data-powered insights and trends into flights from Heathrow to Allentown to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from London Heathrow Airport to Allentown?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest return tickets from London Heathrow Airport to Allentown were found on Virgin Atlantic (£619) and Delta (£637).

Find deals

Good to know - Cheap tickets from London Heathrow Airport to Allentown

Cheapest flight£509
Flight from London Heathrow Airport to Allentown

When to book flights from Heathrow to Allentown

Are your dates flexible? Find out the best times to travel from Heathrow to Allentown based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking London Heathrow Airport to Allentown flights

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

    In the last 3 days, the lowest price for a flight from London Heathrow Airport to Allentown was £509 for a one-way ticket and £619 for a return.

  • Which aircraft models fly most regularly from London Heathrow Airport to Allentown?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from London Heathrow Airport to Allentown?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London Heathrow Airport to Allentown.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London Heathrow Airport to Allentown?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Allentown from London Heathrow Airport is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from London Heathrow Airport to Allentown?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Allentown with an airline and back to London Heathrow Airport with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London Heathrow Airport to Allentown?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Allentown from London Heathrow Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Heathrow to Allentown

Information on your arrival and departure airports

London Heathrow Airport (LHR)
Allentown (ABE)