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Cheap flights from Seattle to Des Moines from $128

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Des Moines departing on 9/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Seattle to Des Moines

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:29 pm - 6:48 pmSEA  Seattle/Tacoma Intl-DSM Des Moines
19h 19m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
8:54 pm - 10:39 amDSM  Des Moines-SEA Seattle/Tacoma Intl
15h 45m1 stop Las Vegas Harry Reid Intl
$240Multiple Airlines
Thu, Aug 27 - Mon, Aug 31
Frontier Logo
4:27 pm - 10:44 amSEA  Seattle/Tacoma Intl-DSM Des Moines
16h 17m1 stop Denver Intl
Frontier Logo
8:30 pm - 3:08 pmDSM  Des Moines-SEA Seattle/Tacoma Intl
20h 38m1 stop Denver Intl
$255Frontier
Sat, Sep 12 - Mon, Sep 21
Southwest Logo
5:30 am - 4:10 pmSEA  Seattle/Tacoma Intl-DSM Des Moines
8h 40m1 stop Las Vegas Harry Reid Intl
Southwest Logo
7:15 am - 1:20 pmDSM  Des Moines-SEA Seattle/Tacoma Intl
8h 05m1 stop Denver Intl
$355Southwest
Sat, Aug 22 - Tue, Aug 25
Southwest Logo
5:30 am - 4:10 pmSEA  Seattle/Tacoma Intl-DSM Des Moines
8h 40m1 stop Las Vegas Harry Reid Intl
Southwest Logo
7:15 am - 3:10 pmDSM  Des Moines-SEA Seattle/Tacoma Intl
9h 55m2 stops Denver Intl San Jose
$360Southwest
Sat, Aug 22 - Tue, Aug 25
United Airlines Logo
8:40 am - 4:19 pmSEA  Seattle/Tacoma Intl-DSM Des Moines
5h 39m1 stop Denver Intl
United Airlines Logo
5:21 pm - 9:31 pmDSM  Des Moines-SEA Seattle/Tacoma Intl
6h 10m1 stop Denver Intl
$369United Airlines
Tue, Sep 1 - Tue, Sep 8
American Airlines Logo
5:00 am - 3:12 pmSEA  Seattle/Tacoma Intl-DSM Des Moines
8h 12m1 stop Dallas/Fort Worth
American Airlines Logo
5:56 pm - 12:22 amDSM  Des Moines-SEA Seattle/Tacoma Intl
8h 26m1 stop Chicago O'Hare Intl
$369American Airlines
Wed, Sep 2 - Wed, Sep 9
American Airlines Logo
7:11 am - 6:17 pmSEA  Seattle/Tacoma Intl-DSM Des Moines
9h 06m1 stop Los Angeles
American Airlines Logo
7:05 am - 2:49 pmDSM  Des Moines-SEA Seattle/Tacoma Intl
9h 44m1 stop Chicago O'Hare Intl
$369American Airlines
Wed, Aug 26 - Wed, Sep 9
Delta Logo
11:50 pm - 10:11 amSEA  Seattle/Tacoma Intl-DSM Des Moines
8h 21m1 stop Minneapolis St Paul
Delta Logo
4:01 pm - 8:53 pmDSM  Des Moines-SEA Seattle/Tacoma Intl
6h 52m1 stop Minneapolis St Paul
$369Delta
Fri, Oct 30 - Sat, Oct 31
Delta Logo
11:50 pm - 10:11 amSEA  Seattle/Tacoma Intl-DSM Des Moines
8h 21m1 stop Minneapolis St Paul
Delta Logo
4:01 pm - 8:50 pmDSM  Des Moines-SEA Seattle/Tacoma Intl
6h 49m1 stop Minneapolis St Paul
$369Delta
Fri, Oct 30 - Tue, Nov 3
United Airlines Logo
3:54 pm - 11:44 pmSEA  Seattle/Tacoma Intl-DSM Des Moines
5h 50m1 stop Denver Intl
United Airlines Logo
3:02 pm - 9:36 pmDSM  Des Moines-SEA Seattle/Tacoma Intl
8h 34m1 stop Houston George Bush Intcntl
$370United Airlines
Thu, Aug 27 - Sat, Aug 29

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Delta flights from Seattle to Des Moines

Our best Delta deals on Seattle to Des Moines flight tickets
Delta
Oct 30
SEA11:50 pmSeattle/Tacoma Intl
8h 21m
1 stop
DSM10:11 amDes Moines
Oct 31
DSM4:01 pmDes Moines
6h 52m
1 stop
SEA8:53 pmSeattle/Tacoma Intl
$369
Delta
Aug 10
SEA11:59 pmSeattle/Tacoma Intl
8h 19m
1 stop
DSM10:18 amDes Moines
Aug 12
DSM5:56 pmDes Moines
6h 04m
1 stop
SEA10:00 pmSeattle/Tacoma Intl
$617
Delta
Aug 10
SEA11:59 pmSeattle/Tacoma Intl
8h 19m
1 stop
DSM10:18 amDes Moines
Aug 17
DSM5:56 pmDes Moines
7h 58m
1 stop
SEA11:54 pmSeattle/Tacoma Intl
$620

Frontier flights from Seattle to Des Moines

Our best Frontier deals on Seattle to Des Moines flight tickets
Frontier
Sep 12
SEA4:27 pmSeattle/Tacoma Intl
16h 17m
1 stop
DSM10:44 amDes Moines
Sep 21
DSM8:30 pmDes Moines
20h 38m
1 stop
SEA3:08 pmSeattle/Tacoma Intl
$255
Frontier
Nov 12
SEA7:41 pmSeattle/Tacoma Intl
16h 15m
1 stop
DSM1:56 pmDes Moines
Nov 16
DSM2:51 pmDes Moines
21h 00m
1 stop
SEA9:51 amSeattle/Tacoma Intl
$256
Frontier
Oct 15
SEA7:41 pmSeattle/Tacoma Intl
15h 37m
1 stop
DSM1:18 pmDes Moines
Oct 19
DSM2:31 pmDes Moines
21h 20m
1 stop
SEA9:51 amSeattle/Tacoma Intl
$282

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Des Moines that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 5, 2026.
Use the filters below to find and compare flights from Seattle to Des Moines that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleDes Moines

SEA Seattle/Tacoma Intl - DSM Des Moines

SEADSM

Seattle/Tacoma Intl

Thu 8/27

9:29 pm-6:48 pm

1 stop19h 19m

Des Moines

Mon 8/31

8:54 pm-10:39 am

1 stop15h 45m

$240

SeattleDes Moines

SEA Seattle/Tacoma Intl - DSM Des Moines

SEADSM

Seattle/Tacoma Intl

Sat 9/12

4:27 pm-10:44 am

1 stop16h 17m

Des Moines

Mon 9/21

8:30 pm-3:08 pm

1 stop20h 38m

$255

SeattleDes Moines

SEA Seattle/Tacoma Intl - DSM Des Moines

SEADSM

Seattle/Tacoma Intl

Sat 8/22

5:30 am-4:10 pm

1 stop8h 40m

Des Moines

Tue 8/25

7:15 am-1:20 pm

1 stop8h 05m

$355

SeattleDes Moines

SEA Seattle/Tacoma Intl - DSM Des Moines

SEADSM

Seattle/Tacoma Intl

Sat 8/22

5:30 am-4:10 pm

1 stop8h 40m

Des Moines

Tue 8/25

7:15 am-3:10 pm

2 stops9h 55m

$360
Quickest round-trip

SeattleDes Moines

SEA Seattle/Tacoma Intl - DSM Des Moines

SEADSM

Seattle/Tacoma Intl

Tue 9/1

8:40 am-4:19 pm

1 stop5h 39m

Des Moines

Tue 9/8

5:21 pm-9:31 pm

1 stop6h 10m

$369

SeattleDes Moines

SEA Seattle/Tacoma Intl - DSM Des Moines

SEADSM

Seattle/Tacoma Intl

Wed 9/2

5:00 am-3:12 pm

1 stop8h 12m

Des Moines

Wed 9/9

5:56 pm-12:22 am

1 stop8h 26m

$369

SeattleDes Moines

SEA Seattle/Tacoma Intl - DSM Des Moines

SEADSM

Seattle/Tacoma Intl

Wed 8/26

7:11 am-6:17 pm

1 stop9h 06m

Des Moines

Wed 9/9

7:05 am-2:49 pm

1 stop9h 44m

$369

SeattleDes Moines

SEA Seattle/Tacoma Intl - DSM Des Moines

SEADSM

Seattle/Tacoma Intl

Fri 10/30

11:50 pm-10:11 am

1 stop8h 21m

Des Moines

Sat 10/31

4:01 pm-8:53 pm

1 stop6h 52m

$369

SeattleDes Moines

SEA Seattle/Tacoma Intl - DSM Des Moines

SEADSM

Seattle/Tacoma Intl

Fri 10/30

11:50 pm-10:11 am

1 stop8h 21m

Des Moines

Tue 11/3

4:01 pm-8:50 pm

1 stop6h 49m

$369

SeattleDes Moines

SEA Seattle/Tacoma Intl - DSM Des Moines

SEADSM

Seattle/Tacoma Intl

Thu 8/27

3:54 pm-11:44 pm

1 stop5h 50m

Des Moines

Sat 8/29

3:02 pm-9:36 pm

1 stop8h 34m

$370

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Des Moines from

How to get the cheapest flight ticket from Seattle to Des Moines

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Seattle and Des Moines?

Prices are currently low for flights on this route.

Typical prices usually range from $420 to $665.
The lowest price recently found on this route was $227.

What is the cheapest month to fly to Des Moines?

If you’re not able to fly to Des Moines in October, then September is your next best option. Flight prices from Seattle to Des Moines during September average around $438.

How far in advance should I book a flight from Seattle to Des Moines?

You are more likely to see cheaper flights to Des Moines from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Des Moines for around $499 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Des Moines from Seattle for as low as $406 on momondo.

How have Seattle to Des Moines flight prices changed over time?

As of August 2026, prices for Seattle to Des Moines flights are approximately 34% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Des Moines

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Des Moines according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Des Moines (SEA to DSM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Des Moines

Fastest flight time

4h 55m

Direct flights

None
The fastest flight from Seattle to Des Moines takes 4h 55m
There are no direct flights from Seattle to Des Moines. There are no popular flight routes from Seattle to Des Moines.
Search flight deals

Frequently asked questions about flying from Seattle to Des Moines

  • How far is Seattle/Tacoma Intl to Des Moines by plane?

    The distance between Seattle/Tacoma Intl and Des Moines is about 1462.1 mi. Flights usually cover this in 4h 55m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Des Moines Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Des Moines Airport are updated daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Des Moines Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Des Moines Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Des Moines Airport.

  • What documentation or ID do you need to fly to Des Moines Airport?

    The necessary travel and health documents for your Des Moines Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to Des Moines?

Best airlines flying from Seattle to Des Moines

Compare and see reviews for airlines that fly from Seattle to Des Moines with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $294Free CancellationRating
7.9
12,765 reviews
Search Alaska Airlines flights
DeltaPriceFrom $296Free CancellationRating
7.8
8,491 reviews
Search Delta flights
American AirlinesPriceFrom $344Free CancellationRating
7.1
11,853 reviews
Search American Airlines flights
United AirlinesPriceFrom $362Free CancellationRating
7.4
10,060 reviews
Search United Airlines flights
SouthwestPriceFrom $384Free CancellationRating
8.0
4,220 reviews
Search Southwest flights

Traveling to a place near Des Moines?

Book flights to Des Moines if you plan to visit one of these locations
West Des Moines
Ames
Ankeny
Clive
Altoona
Pella
Urbandale
Newton
Osceola
Johnston
Boone
Oskaloosa
Norwalk
Grinnell
Carlisle

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Des Moines?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Des Moines for you.

Can I find flights from Seattle to Des Moines with flexible booking policies on momondo?

Yes. All flights to Des Moines from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seattle to Des Moines?

Once all potential Seattle to Des Moines flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seattle to Des Moines right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seattle to Des Moines flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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