Cheapest return flights from Denver to Chicago in August from $107

AirHint found the following cheapest return flights from Denver (DEN) to Chicago (ORD) in August 2025 (see full year).

Return flights

07 Aug - 14 Aug Frontier Airlines direct
05 Aug - 12 Aug Frontier Airlines direct
11 Aug - 14 Aug Frontier Airlines direct
04 Aug - 06 Aug Frontier Airlines direct
13 Aug - 20 Aug Frontier Airlines direct
07 Aug - 12 Aug Frontier Airlines direct
26 Aug - 02 Sep Frontier Airlines direct
28 Aug - 02 Sep Frontier Airlines direct
09 Aug - 10 Aug Frontier Airlines direct
27 Aug - 29 Aug Frontier Airlines direct
21 Aug - 24 Aug Frontier Airlines direct
22 Aug - 25 Aug Frontier Airlines direct
27 Aug - 01 Sep Frontier Airlines direct
23 Aug - 01 Sep Frontier Airlines direct
14 Aug - 01 Sep Sun Country Airlines
21 Aug - 01 Sep Sun Country Airlines
11 Aug - 01 Sep Sun Country Airlines
17 Aug - 01 Sep Sun Country Airlines

Also check the deals for one-way flights from Denver to Chicago in August.

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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