Cheap flights from Des Moines (DSM)

Iowa's primary airport, 5 km southwest of downtown Des Moines

Des Moines International is Iowa's busiest airport, located about 5 km southwest of downtown Des Moines. It is served almost exclusively by US carriers, with American, Delta, United, Southwest and Allegiant operating year-round flights to their respective hubs. Frontier adds seasonal low-cost service. Top destinations are Chicago, Atlanta, Denver, Minneapolis and Dallas-Fort Worth, with seasonal nonstops to leisure markets like Orlando and Phoenix.

Why search this airport on Flightmussy

Airlines flying from Des Moines (DSM)

Major carriers: American Airlines, Delta, United, Southwest, Allegiant. Low-cost carriers: Southwest, Allegiant, Frontier.

Popular destinations from Des Moines (DSM)

Frequently asked questions

What is the cheapest month to fly from Des Moines?
January, February and the late August window typically bring the lowest fares from DSM, especially to leisure destinations like Orlando and Phoenix. Flightmussy's 12-month fare heatmap surfaces the exact cheapest week and is particularly helpful for the once-or-twice-weekly Allegiant routes.
Which airlines fly out of DSM?
American, Delta, United and Southwest run the year-round hub services, joined by Allegiant on leisure routes and seasonal Frontier service. Flightmussy compares every carrier in a single search and includes Allegiant fares that often beat the legacy options to Florida.
How far is DSM from downtown Des Moines?
Des Moines International sits roughly 5 km southwest of downtown — one of the closer big-city airport drives in the Midwest. Taxis and rideshares typically reach downtown in 10-15 minutes, and the DART express bus links the terminal to the city center for a small fare.
When should I book a flight from DSM?
For domestic hub routes, 4-6 weeks ahead generally yields the best fares; for Allegiant leisure routes, 8-12 weeks gives more choice. Flightmussy is free with no signup, so daily rechecks plus the 12-month heatmap make it easy to time the click.

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