Cheapest return flights from Nashville to Allentown in September from $125

AirHint found the following cheapest return flights from Nashville (BNA) to Allentown (ABE) in September 2025 (see full year).

Return flights

07 Sep - 25 Sep Allegiant Air direct
11 Sep - 25 Sep Allegiant Air direct

Also check the deals for one-way flights from Nashville to Allentown in September.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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