How do I know if a flight to Allentown is a good deal?

A good deal on a flight to Allentown is around €879 return. This fare is in the lowest 25% of return flight prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.

Which airlines should I consider for flights to Allentown?

American Airlines is the most popular airline for KAYAK users flying to Allentown and has the best on-time record at the destination's main airport.

What is the cheapest flight to Allentown?

Dublin to Allentown is the cheapest route at €631 return, found in the past 5 days on KAYAK. KAYAK data shows this is also the most popular route.

How much is a flight to Allentown?

On average, a return flight from Ireland to Allentown costs €879, based on KAYAK data over the past 12 months. Return fares from Dublin average €879.

What is the cheapest time of day to fly to Allentown?

Afternoon flights to Allentown are the cheapest at €816 return on average. Morning flights are the most expensive at €879.

What is a good deal for flights to Allentown?

Flights under €879 are considered a good deal. 25% of KAYAK users found return flights to Allentown at or below these prices, with the lowest fares from: •Dublin €879.

What are the most popular airlines flying to Allentown?

American Airlines is the only airline flying to Allentown on KAYAK.

€631 CHEAP FLIGHTS to Allentown in 2026/27

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Cheapest return flight

€631

Typical prices: €879-€939

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Flight Deals

Cheap Flights to Allentown

Discover the best prices for you by selecting your travel dates on KAYAK.

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Recent return flight deals to Allentown

Wed, 27 Jan - Sun, 31 Jan

11:30 - 23:07Dublin Dublin-Allentown Allentown-Bethlehem

16h 37m2 stops Philadelphia Chicago O'Hare Intl

07:27 - 09:10Allentown Allentown-Bethlehem-Dublin Dublin

20h 43m2 stops Charlotte Douglas Philadelphia

€631American Airlines

2 days ago

Wed, 27 Jan - Sun, 31 Jan

11:30 - 23:07Dublin Dublin-Allentown Allentown-Bethlehem

40h 37m2 stops Philadelphia Chicago O'Hare Intl

12:48 - 09:10Allentown Allentown-Bethlehem-Dublin Dublin

15h 22m2 stops Charlotte Douglas Philadelphia

€633American Airlines

3+ days ago

Wed, 27 Jan - Sun, 31 Jan

11:30 - 23:07Dublin Dublin-Allentown Allentown-Bethlehem

40h 37m2 stops Philadelphia Chicago O'Hare Intl

07:27 - 09:10Allentown Allentown-Bethlehem-Dublin Dublin

20h 43m2 stops Charlotte Douglas Philadelphia

€636American Airlines

3+ days ago

Wed, 27 Jan - Sun, 31 Jan

10:40 - 20:51Dublin Dublin-Allentown Allentown-Bethlehem

15h 11m1 stop Chicago O'Hare Intl

10:10 - 07:30Allentown Allentown-Bethlehem-Dublin Dublin

16h 20m2 stops Chicago O'Hare Intl Newark

€692United Airlines

2 days ago

Wed, 27 Jan - Sun, 31 Jan

10:40 - 20:51Dublin Dublin-Allentown Allentown-Bethlehem

15h 11m1 stop Chicago O'Hare Intl

10:10 - 08:10Allentown Allentown-Bethlehem-Dublin Dublin

17h 00m1 stop Chicago O'Hare Intl

€692United Airlines

2 days ago

Wed, 27 Jan - Sun, 31 Jan

10:40 - 20:51Dublin Dublin-Allentown Allentown-Bethlehem

15h 11m1 stop Chicago O'Hare Intl

10:10 - 08:10Allentown Allentown-Bethlehem-Dublin Dublin

17h 00m1 stop Chicago O'Hare Intl

€694United Airlines

3+ days ago

Wed, 27 Jan - Sun, 31 Jan

10:40 - 20:51Dublin Dublin-Allentown Allentown-Bethlehem

15h 11m1 stop Chicago O'Hare Intl

10:10 - 07:30Allentown Allentown-Bethlehem-Dublin Dublin

16h 20m2 stops Chicago O'Hare Intl Newark

€694United Airlines

3+ days ago

Wed, 27 Jan - Sun, 31 Jan

10:40 - 20:51Dublin Dublin-Allentown Allentown-Bethlehem

15h 11m1 stop Chicago O'Hare Intl

10:10 - 08:10Allentown Allentown-Bethlehem-Dublin Dublin

17h 00m1 stop Chicago O'Hare Intl

€698United Airlines

3+ days ago

Wed, 27 Jan - Sun, 31 Jan

10:40 - 20:51Dublin Dublin-Allentown Allentown-Bethlehem

15h 11m1 stop Chicago O'Hare Intl

10:10 - 07:30Allentown Allentown-Bethlehem-Dublin Dublin

16h 20m2 stops Chicago O'Hare Intl Newark

€698United Airlines

3+ days ago

All return flight deals to Allentown

Wed, 27 Jan - Sun, 31 Jan

11:30 - 23:07Dublin Dublin-Allentown Allentown-Bethlehem

16h 37m2 stops Philadelphia Chicago O'Hare Intl

07:27 - 09:10Allentown Allentown-Bethlehem-Dublin Dublin

20h 43m2 stops Charlotte Douglas Philadelphia

€631American Airlines

2 days ago

Wed, 27 Jan - Sun, 31 Jan

11:30 - 23:07Dublin Dublin-Allentown Allentown-Bethlehem

40h 37m2 stops Philadelphia Chicago O'Hare Intl

12:48 - 09:10Allentown Allentown-Bethlehem-Dublin Dublin

15h 22m2 stops Charlotte Douglas Philadelphia

€633American Airlines

3+ days ago

Wed, 27 Jan - Sun, 31 Jan

11:30 - 23:07Dublin Dublin-Allentown Allentown-Bethlehem

40h 37m2 stops Philadelphia Chicago O'Hare Intl

07:27 - 09:10Allentown Allentown-Bethlehem-Dublin Dublin

20h 43m2 stops Charlotte Douglas Philadelphia

€636American Airlines

3+ days ago

Wed, 27 Jan - Sun, 31 Jan

10:40 - 20:51Dublin Dublin-Allentown Allentown-Bethlehem

15h 11m1 stop Chicago O'Hare Intl

10:10 - 07:30Allentown Allentown-Bethlehem-Dublin Dublin

16h 20m2 stops Chicago O'Hare Intl Newark

€692United Airlines

2 days ago

Wed, 27 Jan - Sun, 31 Jan

10:40 - 20:51Dublin Dublin-Allentown Allentown-Bethlehem

15h 11m1 stop Chicago O'Hare Intl

10:10 - 08:10Allentown Allentown-Bethlehem-Dublin Dublin

17h 00m1 stop Chicago O'Hare Intl

€692United Airlines

2 days ago

Wed, 27 Jan - Sun, 31 Jan

10:40 - 20:51Dublin Dublin-Allentown Allentown-Bethlehem

15h 11m1 stop Chicago O'Hare Intl

10:10 - 08:10Allentown Allentown-Bethlehem-Dublin Dublin

17h 00m1 stop Chicago O'Hare Intl

€694United Airlines

3+ days ago

Wed, 27 Jan - Sun, 31 Jan

10:40 - 20:51Dublin Dublin-Allentown Allentown-Bethlehem

15h 11m1 stop Chicago O'Hare Intl

10:10 - 07:30Allentown Allentown-Bethlehem-Dublin Dublin

16h 20m2 stops Chicago O'Hare Intl Newark

€694United Airlines

3+ days ago

Wed, 27 Jan - Sun, 31 Jan

10:40 - 20:51Dublin Dublin-Allentown Allentown-Bethlehem

15h 11m1 stop Chicago O'Hare Intl

10:10 - 08:10Allentown Allentown-Bethlehem-Dublin Dublin

17h 00m1 stop Chicago O'Hare Intl

€698United Airlines

3+ days ago

Wed, 27 Jan - Sun, 31 Jan

10:40 - 20:51Dublin Dublin-Allentown Allentown-Bethlehem

15h 11m1 stop Chicago O'Hare Intl

10:10 - 07:30Allentown Allentown-Bethlehem-Dublin Dublin

16h 20m2 stops Chicago O'Hare Intl Newark

€698United Airlines

3+ days ago

Booking Insights

Price, demand, and travel trends for flights to Allentown

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

What is the cheapest flight to Allentown?: Dublin to Allentown is the cheapest route at €631 return, found in the past 5 days on KAYAK. KAYAK data shows this is also the most popular route.
How much is a flight to Allentown? Average and cheapest price for all return flights to Allentown from each origin found by users searching on KAYAK in the last 12 months.: On average, a return flight from Ireland to Allentown costs €879, based on KAYAK data over the past 12 months. Return fares from Dublin average €879.
What is the cheapest time of day to fly to Allentown? Average price for all return flights depending on time of departure, seen by users on KAYAK in the last 12 months.: Afternoon flights to Allentown are the cheapest at €816 return on average. Morning flights are the most expensive at €879.
What is a good deal for flights to Allentown?: Flights under €879 are considered a good deal. 25% of KAYAK users found return flights to Allentown at or below these prices, with the lowest fares from:
•Dublin €879.

Find deals

Cheapest flight	€631

Return flight from Dublin to Allentown

When to book flights to Allentown

Are your dates flexible? Find out the best times to travel 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. The information is for flights to Allentown based on your location. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

How do I know if a flight to Allentown is a good deal?
A good deal on a flight to Allentown is around €879 return. This fare is in the lowest 25% of return flight prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.
Which airlines should I consider for flights to Allentown?
American Airlines is the most popular airline for KAYAK users flying to Allentown and has the best on-time record at the destination's main airport.

For flights to Allentown, a good return fare is around €879. If you find a fare below that, you're getting a strong deal.
Before you book:

• Check the route's typical price range so you can spot a deal.
• Confirm baggage fees and seat selection costs on budget carriers.
• Verify whether you need any travel documents beyond an ID.
• Pick a departure airport, since your nearest may not be the cheapest origin.
Shift your departure to midday to save up to €63 on a return flight. Midday flights to Allentown average €816 compared to €879 for morning flights.

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€631 Find Cheap Flights to Allentown – Compare and Save

Everything you should know

Cheap Flights to Allentown

Recent return flight deals to Allentown

Recent one-way flight deals to Allentown

All return flight deals to Allentown

Price, demand, and travel trends for flights to Allentown

What is the cheapest flight to Allentown?

How much is a flight to Allentown?

What is the cheapest time of day to fly to Allentown?

What is a good deal for flights to Allentown?

What are the most popular airlines flying to Allentown?

Key details for flights to Allentown

Cheapest flight

When to book flights to Allentown

Your questions about flights to Allentown, answered

Your guide to booking Allentown flights

More options for your flight to Allentown

Complete your trip to Allentown with a hotel stay or car hire

Information on the airport you'll fly into in Allentown

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Flights from local origins to Allentown

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