Cheap flights from Allentown from $51

Our data suggests that currently, the cheapest flights from Allentown are being offered by American Airlines, Frontier, and Allegiant Air. For example, American Airlines flights from Allentown to Atlanta, start at $39, Frontier flights from Allentown to Tampa cost around $81, and Allegiant Air flights from Allentown to Punta Gorda are around $102.

Currently, the cheapest flight from Allentown found by our users is for $47 to Myrtle Beach. Prices will vary according to several factors such as the departure date and time, but on average you can expect to pay around $122 to travel from Allentown to Myrtle Beach.

Atlanta, Chicago and Chicago O'Hare Intl Airport are currently the destinations served most frequently from Allentown, with 15, 6 and 6 flights per day on average, respectively.

Airlines including American Airlines, Delta and United Airlines frequently fly from Allentown. You can view other airlines by performing a quick search in the form above.

If you are looking for a cheap first class flight, consider flights to Atlanta, for which the starting price of a first class seat can be as low as $585.

Prices for flights from Allentown-Bethlehem Airport are updated daily.

There are 9 operators available for flights from Allentown-Bethlehem Airport as of September 2025.

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Allentown-Bethlehem Airport.

The necessary travel and health documents for your Allentown-Bethlehem Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.