Cheapest return flights from Omaha (OMA) to Denver (DEN), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
17 Sep 21 Sep Frontier Airlines
Direct Flight
12 Sep 14 Sep Frontier Airlines
Direct Flight
19 Sep 21 Sep Frontier Airlines
Direct Flight
18 Sep 21 Sep Frontier Airlines
Direct Flight
23 Sep 26 Sep Frontier Airlines
Direct Flight
26 Sep 28 Sep Frontier Airlines
Direct Flight
15 Sep 17 Sep Southwest Airlines
Direct Flight
23 Sep 27 Sep Southwest Airlines
Direct Flight
18 Sep 20 Sep United
Direct Flight
24 Sep 27 Sep Southwest Airlines
Direct Flight
Powered by

deals for one-way flights from Omaha to Denver in September.

Book a cheap hotel in Denver

Cheap car rent in Denver Intl

Updated Aug 25, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

Feel free to contact us with any feedback or request another flight research.