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

Return flights

21 Aug - 25 Aug	Frontier Airlines	direct
11 Aug - 18 Aug	United	direct
28 Aug - 31 Aug	Frontier Airlines	direct
16 Aug - 17 Aug	Frontier Airlines	direct
08 Aug - 11 Aug	United	direct
15 Aug - 17 Aug	United	direct
29 Aug - 01 Sep	United	direct
01 Aug - 03 Aug	United	direct

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

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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Cheapest return flights from Omaha to Denver in August from $86

Return flights