£558 Cheap flights to Allentown
This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Allentown departing on 3/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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What is the cheapest day to depart on your flight to Allentown?
The cheapest day to depart from United Kingdom to Allentown is on a Monday when prices can be found for as low as £459. Flights from United Kingdom to Allentown on a Sunday will generally be more expensive and average around £822. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Allentown?
Flying to Allentown from United Kingdom at midday is the least expensive time of day to depart. momondo users have found prices as low as £559 when looking at flights departing at midday. Flights in the morning are often more expensive, with an average ticket price of £600.
Cheapest flights to Allentown-Bethlehem
Find the cheapest flights to Allentown-Bethlehem from your nearest city or airport
Cheap Allentown flight deals and tips
Summary info about Allentown flight prices, duration and airlines
Best One-Way Price | £1,043 |
|---|---|
Best Round-Trip Price | £558 |
Fastest flight time | 12h 34m |
Frequently asked questions about flying to Allentown
What is the cheapest month to fly to Allentown?
The month of April is, on average, the cheapest month to fly to Allentown from United Kingdom, with most prices found around £473. If you aren’t able to travel to Allentown during the month of April, then flying in June is also cheap. Prices for this month can be found on momondo for an average of £498.
Is there an alternative airport near Allentown?
Allentown-Bethlehem Airport, Trenton-Mercer Airport, Philadelphia Airport, Wilkes-Barre Scranton Airport or Lancaster Airport can be an alternative airport used for travel to Allentown.
Is there a cheaper alternative to flying into Allentown?
Allentown-Bethlehem Airport has an average price of £81 per person and is typically the cheapest airport to fly into when visiting Allentown. This average price does vary based on departure city. Try momondo’s Airport-to-Airport Pricing Tool to find the cheapest flight.
What is the absolute cheapest flight to Allentown?
£35 is the cheapest deal found on momondo in the last two weeks for a flight to Allentown. This flight is from Fort Lauderdale and is 89% cheaper than most flights to Allentown. To find the cheapest price to Allentown from your area, use momondo’s Airport-to-Airport Pricing Tool.
When did momondo last update prices for flights to Allentown-Bethlehem Airport?
Prices for flights to Allentown-Bethlehem Airport were last updated today.
How many operators does momondo search for flights to Allentown-Bethlehem Airport?
As of July 2025, there are 2 operators available to choose from for flights to Allentown-Bethlehem Airport.
How old do you have to be to fly to Allentown-Bethlehem Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to Allentown-Bethlehem Airport.
What documentation or ID do you need to fly to Allentown-Bethlehem Airport?
The required travel and health documents for your Allentown-Bethlehem Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Allentown-Bethlehem Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal to Allentown?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight to Allentown. momondo saves you time and could save you money on your trip.
Can I find flights to Allentown with flexible booking policies on momondo?
Yes. All flights to Allentown on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights to Allentown?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to Allentown.
I’m not ready to book a flight to Allentown right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Allentown flights. All you need is a valid email address and we will do the rest; it is that quick and easy.