Cheapest return flights from Nashville to Chicago in September from $47

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

Return flights

15 Sep - 22 Sep Frontier Airlines direct
18 Sep - 22 Sep Frontier Airlines direct
05 Sep - 08 Sep Frontier Airlines direct
11 Sep - 18 Sep Frontier Airlines direct
26 Sep - 29 Sep Frontier Airlines direct
04 Sep - 05 Sep Frontier Airlines direct
19 Sep - 22 Sep Frontier Airlines direct
05 Sep - 07 Sep Frontier Airlines direct
18 Sep - 21 Sep Frontier Airlines direct
22 Sep - 26 Sep Frontier Airlines direct
18 Sep - 06 Oct Spirit Airlines
18 Sep - 05 Oct Spirit Airlines
25 Sep - 06 Oct Spirit Airlines
25 Sep - 09 Oct Spirit Airlines
25 Sep - 05 Oct Spirit Airlines
25 Sep - 12 Oct Spirit Airlines
25 Sep - 13 Oct Spirit Airlines
22 Sep - 06 Oct Spirit Airlines
22 Sep - 09 Oct Spirit Airlines
22 Sep - 05 Oct Spirit Airlines

Also check the deals for one-way flights from Nashville to Chicago 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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