Q: How much does it cost for a return flight from London to Allentown?

Airfare is below average for this route at the moment. London to Allentown flights typically cost between £563 and £848 in October. The cheapest return flight price found within the last 3 days was £554 on Virgin Atlantic (9 Oct-16 Oct).

Question 1

What’s the fastest stopover option from London to Allentown?

Accepted Answer

Flights via Philadelphia (PHL) have the shortest average one-way travel time for one-stop routes: 11h 53m.

Question 2

What’s the top stopover airport for flights from London to Allentown?

Accepted Answer

Atlanta (ATL) – chosen by Cheapflights users on 55% of one-stop itineraries from London to Allentown on Cheapflights.

Question 3

Which airport typically offers the quickest stopover for flights from London to Allentown?

Accepted Answer

Flights via Charlotte (CLT) offer the fastest connection on this route, with an average stopover time of 1h 00m.

Question 4

What’s the cheapest stopover airport for flights from London to Allentown?

Accepted Answer

Philadelphia (PHL) is the most affordable one-stop option, with an average return flight price of £535.

Question 5

How much does it cost for a return flight from London to Allentown?

Accepted Answer

Airfare is below average for this route at the moment.London to Allentown flights typically cost between £563 and £848 in October.
The cheapest return flight price found within the last 3 days was £554 on Virgin Atlantic (9 Oct-16 Oct).

Question 6

How long is the flight from London to Allentown?

Accepted Answer

Airlines like Virgin Atlantic fly from London to Allentown in about 15h 55m. The time it takes to get you to your destination can typically vary by up to . The distance between London and Allentown is about 3507 mi.

Question 7

What is the cheapest airline to fly from London to Allentown round-trip?

Accepted Answer

Our cheapest airline available from London to Allentown is Finnair. Our recent data shows that you can find tickets from as low as £471 on this airline. This flight start at 22% lower than the current average price 3 months from now.

Question 8

What is the cheapest day to fly from London to Allentown?

Accepted Answer

Travellers seeking maximum savings on their London to Allentown flight should consider departing on Wednesday at midday when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 9

E

Accepted Answer

In terms of precipitation, rainfall in Allentown ranges from 69.0 - 127.0 inches per month. July is typically the wettest month, when rainfall can reach 127.0 mm. February is typically the driest time to visit Allentown when rainfall is around 69.0 mm.

Question 10

E

Accepted Answer

If weather is an important factor for your trip to Allentown, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -2.0 C).

Question 11

What is the cheapest day to fly round-trip from London to Allentown?

Accepted Answer

Flights from London to Allentown are found to be more expensive on Saturday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Allentown.

Question 12

What is the cheapest month to fly from London to Allentown?

Accepted Answer

April is one of the best times of the year to fly to Allentown from London. Prices for April average £610 per person but you can even find prices for as low as £478. The most expensive prices can be found in the month of August. Opting for a April flight can save you 51% on your journey compared to booking in August

Question 13

What is the cheapest time of day to fly from LON to ABE?

Accepted Answer

It’s typically best to fly out from London to Allentown at midday. Doing so could potentially save you 7% on the flight price compared to flying in the morning, which is usually more expensive.

Question 14

What airport do you fly into for flights to Allentown from London?

Accepted Answer

If you book a flight to Allentown from London, you will be flying to Allentown-Bethlehem, which is the city’s only airport. Allentown-Bethlehem (ABE) is located 3.9 mi from the center of Allentown. There are 0 flights from London to Allentown-Bethlehem per day from 1 airline.

Question 15

Can I find deals for flights from London to Allentown that include hotel bookings?

Accepted Answer

Yes. In addition to deals on London to Allentown flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 16

How can I find direct flights from London to Allentown?

Accepted Answer

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

Question 17

Can I find deals for business class flights from London to Allentown?

Accepted Answer

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

Question 18

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

Accepted Answer

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London to Allentown. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Question 19

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

Accepted Answer

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Allentown from London.

Question 20

Can Cheapflights find flights from London to Allentown with no change fees?

Accepted Answer

Need flexible booking options for your flight to Allentown from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Question 21

Can Cheapflights notify me if prices for flights from London to Allentown become cheaper?

Accepted Answer

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Allentown from London today and book when prices fit your budget.

Round-trip from	£554
One-way from	£441
Popular in	August
Cheapest in	April
Average price	£927

Cheap flights from London to Allentown from £441

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Allentown

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Cheapest flights from London to AllentownExplore the most affordable flight options available from London to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.

Explore the most affordable flight options available from London to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.

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Use the filters below to find and compare flights from London to Allentown that are best for you.

Best time to book a flight from London to Allentown

Have a flexible travel schedule? Discover the best time to fly to Allentown from London with our price prediction graph.

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Everything you need to know about your flight from London to Allentown

How much does it cost for a return flight from London to Allentown?

What’s the top stopover airport for flights from London to Allentown?

Share of one-stop return flights from London to Allentown chosen by Cheapflights users in the past 12 months, using the same stopover each way.

What’s the cheapest stopover airport for flights from London to Allentown?

Average return fare for one-stop flights from London to Allentown, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

What’s the fastest stopover option from London to Allentown?

Shortest average travel time for one-stop one-way flights from London to Allentown, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Which airport typically offers the quickest stopover for flights from London to Allentown?

Average stopover duration for one-stop one-way flights from London to Allentown, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Reviews of airlines servicing Allentown

Check out reviews from past customers who have flown with Finnair and Virgin Atlantic from London to Allentown to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from London to Allentown. 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 into for flights to Allentown from London?

How long is the flight from London to Allentown?

What is the cheapest airline to fly from London to Allentown round-trip?

Can I find deals for flights from London to Allentown that include hotel bookings?

How can I find direct flights from London to Allentown?

Can I find deals for business class flights from London to Allentown?

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Alternative routes for London to Allentown

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Top airline flying from London to Allentown

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

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

Can Cheapflights find flights from London to Allentown with no change fees?

Can Cheapflights notify me if prices for flights from London to Allentown become cheaper?

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Cheapest flights from London to Allentown
Explore the most affordable flight options available from London to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.