CA $205 Cheap Flights from Des Moines (DSM) to Seattle (SEA)

Popular airlines from Des Moines International Airport (DSM) to Seattle-Tacoma International Airport (SEA)

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Cheap flights from Des Moines (DSM) to Seattle (SEA)

Prices were available within the past 7 days and start at CA $205 for one-way flights and CA $407 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Delta
Delta
American Airlines
Delta
Delta
Delta
Delta
American Airlines
Alaska Airlines

Find the cheapest month to fly from Des Moines (DSM) to Seattle (SEA)

April is typically the cheapest month to fly

From CA $247 - CA $791 per traveller.

Graph displaying average flight prices per month

Flight from Des Moines to Seattle (DSM - SEA) route information
Origin airport
Des Moines Intl.
Destination airport
Seattle - Tacoma Intl.
Roundtrip price
CA $406
Distance
2337 km

Des Moines to Seattle Flights

The easy way to book your flights from Des Moines to Seattle 

With Expedia, it’s simple to find and book flights to Seattle from Des Moines whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Seattle - Tacoma Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Des Moines to Seattle today, tomorrow, or this week.  

 

Save dollars with cheap flights from Des Moines Intl., DSM to Seattle - Tacoma Intl., SEA 

Sort your search results by price to find great deals on your flight from Des Moines to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from Des Moines currently is just CA $407 rising to CA $542.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Seattle  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Seattle from Des Moines 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Seattle with Expedia today.

Frequently asked questions

How much is a flight from DSM to SEA?
If you're planning on travelling between DSM and Sea-Tac Airport, round-trip journeys start from CA $407. This price is based on fares advertised within the last 7 days on Expedia for flights departing within the next year, so don't wait around. Book today and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Des Moines Intl. Airport (DSM) to SEA?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from Des Moines Intl. Airport to SEA that have flexible change policies?
Flights from DSM to Seattle - Tacoma Intl. Airport (SEA) offering flexible change policies are available with many carriers. Simply use our "No change fees" filter when searching. You'll only need to cover the difference in ticket price, with no added fees to worry about.
How many hours is the flight from Des Moines Intl. Airport (DSM) to SEA?
Lasting around 6 hours and 51 minutes, the flight between DSM and Sea-Tac Airport is a great opportunity to do some last-minute planning. Why not use the time to fine tune your itinerary for SeaTac?
How far is the flight from DSM to Sea-Tac Airport?
You'll be cruising at altitude for a while, as the flight distance between DSM and Seattle - Tacoma Intl. Airport (SEA) is 2,400 kilometres. Create a playlist of your favourite songs before leaving home to keep yourself entertained during the journey.
Which airlines fly direct from Des Moines Intl. Airport (DSM) to Sea-Tac Airport?
If you want to travel straight from DSM to Seattle - Tacoma Intl. Airport (SEA), you'll have to book a flight with one or more stops. Unfortunately, there are no airlines that fly directly on this route.
Are DSM to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices always go up and down, so it's no sure thing. While last-minute flight deals between Des Moines Intl. Airport and SEA are possible, it also makes sense to keep a close eye on prices well before you fly. In fact, some air carriers release their prices up to 12 months ahead of the departure date. Expedia is continuously updating the best bargains around, so keep checking and be ready to grab your seat when the fares dip.

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