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Cheap flights from Seattle to Des Moines from $116

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 5/26. 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
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.
Frontier Logo
3:19 pm - 1:31 pm
SEA
-
DSM
20h 12m
1 stop
Frontier Logo
2:16 pm - 9:48 am
DSM
-
SEA
21h 32m
1 stop
$247Frontier
Thu, Jun 4 - Mon, Jun 8
Multiple Airlines Logo
7:41 pm - 1:31 pm
SEA
-
DSM
15h 50m
1 stop
Multiple Airlines Logo
9:33 pm - 10:39 am
DSM
-
SEA
15h 06m
1 stop
$290Multiple Airlines
Tue, Jun 30 - Sun, Jul 5
Multiple Airlines Logo
7:41 pm - 1:34 pm
SEA
-
DSM
15h 53m
1 stop
Multiple Airlines Logo
10:01 pm - 10:39 am
DSM
-
SEA
14h 38m
1 stop
$329Multiple Airlines
Thu, Jul 9 - Mon, Jul 13
Frontier Logo
7:50 pm - 1:31 pm
SEA
-
DSM
15h 41m
1 stop
Frontier Logo
2:16 pm - 7:05 pm
DSM
-
SEA
30h 49m
2 stops
$345Frontier
Sun, May 24 - Wed, May 27
Multiple Airlines Logo
9:16 pm - 9:06 pm
SEA
-
DSM
21h 50m
1 stop
Multiple Airlines Logo
9:31 pm - 10:00 am
DSM
-
SEA
14h 29m
1 stop
$346Multiple Airlines
Wed, Sep 9 - Mon, Sep 14
Multiple Airlines Logo
7:41 pm - 1:31 pm
SEA
-
DSM
15h 50m
1 stop
Multiple Airlines Logo
9:33 pm - 6:12 pm
DSM
-
SEA
22h 39m
2 stops
$351Multiple Airlines
Tue, Jun 30 - Sun, Jul 5
Multiple Airlines Logo
7:50 pm - 3:58 pm
SEA
-
DSM
18h 08m
2 stops
Multiple Airlines Logo
2:16 pm - 9:48 am
DSM
-
SEA
21h 32m
1 stop
$353Multiple Airlines
Wed, Jun 3 - Wed, Jun 10
Multiple Airlines Logo
8:20 pm - 10:32 pm
SEA
-
DSM
24h 12m
2 stops
Multiple Airlines Logo
2:16 pm - 9:48 am
DSM
-
SEA
21h 32m
1 stop
$354Multiple Airlines
Thu, Jun 4 - Mon, Jun 8
Multiple Airlines Logo
8:12 pm - 12:59 pm
SEA
-
DSM
14h 47m
1 stop
Multiple Airlines Logo
9:33 pm - 10:39 am
DSM
-
SEA
15h 06m
1 stop
$357Multiple Airlines
Tue, Jul 21 - Sun, Jul 26
Multiple Airlines Logo
7:00 am - 9:06 pm
SEA
-
DSM
12h 06m
2 stops
Multiple Airlines Logo
9:56 pm - 5:45 pm
DSM
-
SEA
21h 49m
1 stop
$359Multiple Airlines
Thu, Sep 10 - Sun, Sep 13

Alaska Airlines flights from Seattle to Des Moines

Our best Alaska Airlines deals on Seattle to Des Moines flight tickets
Alaska Airlines
May 20
SEA7:26 amSeattle/Tacoma Intl
14h 23m
2 stops
DSM11:49 pmDes Moines
May 27
DSM8:43 amDes Moines
12h 11m
2 stops
SEA6:54 pmSeattle/Tacoma Intl
$686
Alaska Airlines
May 15
SEA8:32 amSeattle/Tacoma Intl
8h 03m
1 stop
DSM6:35 pmDes Moines
May 17
DSM8:56 amDes Moines
12h 02m
2 stops
SEA6:58 pmSeattle/Tacoma Intl
$818
Alaska Airlines
May 15
SEA11:03 pmSeattle/Tacoma Intl
15h 28m
2 stops
DSM4:31 pmDes Moines
May 17
DSM8:56 amDes Moines
12h 02m
2 stops
SEA6:58 pmSeattle/Tacoma Intl
$823

United Airlines flights from Seattle to Des Moines

Our best United Airlines deals on Seattle to Des Moines flight tickets
United Airlines
Jun 1
SEA5:07 amSeattle/Tacoma Intl
5h 40m
1 stop
DSM12:47 pmDes Moines
Jun 3
DSM5:17 pmDes Moines
5h 53m
1 stop
SEA9:10 pmSeattle/Tacoma Intl
$396
United Airlines
May 30
SEA5:07 amSeattle/Tacoma Intl
5h 40m
1 stop
DSM12:47 pmDes Moines
Jun 6
DSM1:40 pmDes Moines
10h 28m
2 stops
SEA10:08 pmSeattle/Tacoma Intl
$410
United Airlines
Jun 2
SEA5:06 pmSeattle/Tacoma Intl
15h 14m
2 stops
DSM10:20 amDes Moines
Jun 3
DSM5:17 pmDes Moines
5h 53m
1 stop
SEA9:10 pmSeattle/Tacoma Intl
$462

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 May 9, 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 - DSM

SEADSM

Seattle/Tacoma Intl

Thu 6/4

3:19 pm-1:31 pm

1 stop20h 12m

Des Moines

Mon 6/8

2:16 pm-9:48 am

1 stop21h 32m

$247

SeattleDes Moines

SEA - DSM

SEADSM

Seattle/Tacoma Intl

Tue 6/30

7:41 pm-1:31 pm

1 stop15h 50m

Des Moines

Sun 7/5

9:33 pm-10:39 am

1 stop15h 06m

$290

SeattleDes Moines

SEA - DSM

SEADSM

Seattle/Tacoma Intl

Thu 7/9

7:41 pm-1:34 pm

1 stop15h 53m

Des Moines

Mon 7/13

10:01 pm-10:39 am

1 stop14h 38m

$329

SeattleDes Moines

SEA - DSM

SEADSM

Seattle/Tacoma Intl

Sun 5/24

7:50 pm-1:31 pm

1 stop15h 41m

Des Moines

Wed 5/27

2:16 pm-7:05 pm

2 stops30h 49m

$345

SeattleDes Moines

SEA - DSM

SEADSM

Seattle/Tacoma Intl

Wed 9/9

9:16 pm-9:06 pm

1 stop21h 50m

Des Moines

Mon 9/14

9:31 pm-10:00 am

1 stop14h 29m

$346

SeattleDes Moines

SEA - DSM

SEADSM

Seattle/Tacoma Intl

Tue 6/30

7:41 pm-1:31 pm

1 stop15h 50m

Des Moines

Sun 7/5

9:33 pm-6:12 pm

2 stops22h 39m

$351

SeattleDes Moines

SEA - DSM

SEADSM

Seattle/Tacoma Intl

Wed 6/3

7:50 pm-3:58 pm

2 stops18h 08m

Des Moines

Wed 6/10

2:16 pm-9:48 am

1 stop21h 32m

$353

SeattleDes Moines

SEA - DSM

SEADSM

Seattle/Tacoma Intl

Thu 6/4

8:20 pm-10:32 pm

2 stops24h 12m

Des Moines

Mon 6/8

2:16 pm-9:48 am

1 stop21h 32m

$354
Quickest round-trip

SeattleDes Moines

SEA - DSM

SEADSM

Seattle/Tacoma Intl

Tue 7/21

8:12 pm-12:59 pm

1 stop14h 47m

Des Moines

Sun 7/26

9:33 pm-10:39 am

1 stop15h 06m

$357

SeattleDes Moines

SEA - DSM

SEADSM

Seattle/Tacoma Intl

Thu 9/10

7:00 am-9:06 pm

2 stops12h 06m

Des Moines

Sun 9/13

9:56 pm-5:45 pm

1 stop21h 49m

$359

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?

What is the cheapest month to fly to Des Moines?

If you’re not able to fly to Des Moines in October, then August is your next best option. Flight prices from Seattle to Des Moines during August average around $423.

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 $490 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 $316 on momondo.

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

As of May 2026, prices for Seattle to Des Moines flights are approximately 34% more expensive 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

5h 30m

Direct flights

None
The fastest flight from Seattle to Des Moines takes 5h 30m
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 5h 30m, 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
FrontierPriceFrom $145Free CancellationRating
5.6
2,958 reviews
Search Frontier flights
DeltaPriceFrom $269Free CancellationRating
7.9
8,457 reviews
Search Delta flights
American AirlinesPriceFrom $272Free CancellationRating
7.1
11,669 reviews
Search American Airlines flights
SouthwestPriceFrom $334Free CancellationRating
8.0
4,303 reviews
Search Southwest flights
United AirlinesPriceFrom $362Free CancellationRating
7.4
9,696 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $496Free CancellationRating
7.9
12,349 reviews
Search Alaska Airlines 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
Altoona
Clive
Urbandale
Pella
Johnston
Newton
Osceola
Boone
Grinnell
Oskaloosa
Norwalk
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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