Cheap flights from Seattle to Des Moines

Compare Seattle to Des Moines flight deals

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Flight deals from Seattle to Des Moines Airport

Looking for a cheap last-minute deal or the best round-trip flight from Seattle to Des Moines Airport? If you want to travel next month, round-trip fares start from $265. Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Seattle to Des Moines

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seattle to Des Moines flights are currently cheapest in April.

Seattle to Des Moines: Alternative routes

Compare routes from Seattle to Des Moines below. You may find an airport to fly into that's cheaper, faster, or easier than Des Moines.

Seattle to Des Moines: Flight information

The things to know before you go.
Cheapest flight found$211
Cheapest month to flyApril

Finding cheap flights from Seattle to Des Moines: Frequently asked questions

The best price we found for a round-trip flight from Seattle to Des Moines is $211. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Seattle to Des Moines. But we found flights with one stop from $211.
There are no flights flying from Seattle to Des Moines, as of March 2026.
The cheapest month to fly from Seattle to Des Moines is usually April.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seattle to Des Moines Airport on Thursday, April 23, 2026.
No airlines currently offer direct flights between Seattle and Des Moines Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Des Moines but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Des Moines is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Des Moines is Frontier Airlines.

Traveling from Seattle to Des Moines International Airport (DSM): What you need to know

  • Seattle's main airport is Seattle-Tacoma International Airport (SEA). Check out your options for leaving from here when searching for flights from Seattle to Des Moines International Airport (DSM).

  • The timezone in Des Moines is UTC-5, which is two hours ahead of Seattle. Des Moines International Airport is located in Des Moines.

  • Your flight from Seattle to DSM won't wait if you're late, so get to the airport with time to spare. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.

  • High season means busier airports, so be there even earlier. Give yourself at least two hours before a domestic flight and four hours for an international journey to stick to your schedule.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • Located around 23 kilometers from central Seattle, SEA can be reached in about 20 minutes by car, depending on traffic. The journey on public transport takes roughly 55 minutes.

  • Catching an early flight from Seattle to Des Moines International Airport? Avoid the mad dash to the terminal (and catch some extra z's) by staying at one of these stays close to Seattle-Tacoma International Airport:

  • 81.27% of flights leaving Seattle-Tacoma International Airport arrive at their destination on time. With its impressive on-time stats, delays are unlikely when setting off from SEA.

Lake Union Sea Plane Base Airport (LKE)

  • LKE is about 3 kilometers from central Seattle. It'll take you 10 minutes or so to get to the airport in a car from the city center. Public transport takes roughly 25 minutes.

  • Want to enjoy an extra night away before your Seattle to DSM flight? Kick back in a hotel near Lake Union Sea Plane Base Airport before your adventure officially starts. These stays are calling your name:

About Des Moines International Airport (DSM)

Getting from Des Moines International Airport (DSM) to central Des Moines

  • Des Moines International Airport is about 6 kilometers from central Des Moines. How long it takes to get there by car rental or cab depends on the time of day. Do a little research beforehand.

  • When traveling by public transport, expect a journey of about 45 minutes.

How to find the cheapest flights from Seattle to Des Moines International Airport (DSM)

  • Right now, $101 is the lowest price we've found for a one-way ticket from Seattle to Des Moines International Airport. The cheapest price for a return flight is $211. Keep in mind fares can change due to availability at the time of booking.

  • Don't wait until the last moment. You're more likely to find cheap flights from Seattle to DSM if you book ahead. Airlines often offer some amazing early bird deals.

  • The 'Whole month' search tool shows you the cheapest Seattle to Des Moines International Airport tickets across each month. It's a great way to snap up a bargain if your travel dates aren't set in stone.

  • You don't need to check every day to find out if fares have dropped when you create a Price Alert. We'll notify you the moment a new deal shows up on plane tickets from Seattle to DSM.

  • Tailor your travel plans using filters. Choose your ideal departure and arrival times, total journey duration and airlines. You can also sort your results by 'Cheapest,' 'Fastest' or 'Best' flights from Seattle to Des Moines International Airport.

The best time to fly from Seattle to Des Moines International Airport (DSM)

  • It's time to work out your travel dates for your flight from Seattle to Des Moines International Airport (DSM). July is the peak month for travel to Des Moines. If you're all about a more relaxed kind of trip, go in April.

  • Lock in a Seattle to DSM plane ticket departing in July if you're eager to visit the city during its warmest month. Expect temperatures in Des Moines to range from 15ºC (59ºF) to 31ºC (88ºF).

  • January has temperatures of between -13ºC (9ºF) and 2ºC (36ºF). Search for cheap tickets from Seattle to Des Moines International Airport around that time if you like traveling in cooler conditions.

More about Des Moines

  • When it comes to looking for somewhere to lay your head, you'll find the best places to stay in Des Moines right here. Check out these options as soon as you've locked in your flight from Seattle to Des Moines International Airport:

  • Your Des Moines trip wouldn't be complete without a bit of sightseeing. Attractions that belong on your itinerary include Greater Des Moines Botanical Garden, Science Center of Iowa & Blank IMAX Dome Theater and State Historical Museum.

Explore more of the United States

  • Des Moines has plenty to offer, but there are so many other parts of the United States you should also see. About 290 kilometers south of Des Moines, a trip to Kansas City will keep you on the move. Start with leading sights like Jazz 1, National WWI Museum and Memorial and Jazz Pantheon.

  • Omaha is another sought-after destination in the United States and is around 193 kilometers west of Des Moines. No journey is complete without visiting Kiewit Luminarium, Suzanne & Walter Scott Aquarium and OUR BODY: The Universe Within.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.