Cheap flights from Des Moines to Washington, D.C. from $134

The month of February is, on average, the cheapest month to fly to Washington, D.C. from Des Moines, with most prices found around $399. If you’re not able to fly to Washington, D.C. in February, then May is your next best option. Flight prices from Des Moines to Washington, D.C. during May average around $408.

On average, the least expensive day to fly to Washington, D.C. from Des Moines is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $411. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Des Moines to Washington, D.C. for around $622.

At noon is the cheapest time of day to fly from Des Moines to Washington, D.C. when you can find flight prices for as low as $454. Flying to Washington, D.C. at noon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $464. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Des Moines to Washington, D.C. Reagan-National for the best Des Moines - Washington, D.C. flight prices

There are 4 cabin classes available to choose from on Des Moines to Washington, D.C. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Des Moines to Washington, D.C..

Delta, Southwest, and United Airlines are the most popular carriers operating from Des Moines to Washington, D.C.

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Washington, D.C. from Des Moines according to our data. American Airlines is the first choice among our users, with 66% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 4 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

Historically, on average around 0% of flights between Des Moines and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

Detroit (DTW) was the most common stop: 43% of momondo users choosing 1-stop flights on this route connected there.

Flights via Denver (DEN) offer the lowest average round-trip price of $168.

Flights connecting via Detroit (DTW) have the shortest average one-way travel time: 4h 22m.

Detroit (DTW) has the shortest average layover time for this route: 0h 47m.

1 flights are operational daily from Des Moines to Washington, D.C. as of October 2026. The most popular departure time for this route is 2:00PM, with 53% of flights per day taking off at noon.

The number of flights available between Des Moines and Washington, D.C. is 13 per week as of October 2026. The most frequent departure day is Mon, with 23% of weekly flights leaving on this day.