Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Des Moines to Seattle from $106

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Des Moines to Seattle departing on 8/10. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Des Moines to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:21 pm - 11:04 am
DSM
-
SEA
15h 43m
1 stop
Multiple Airlines Logo
7:06 pm - 1:34 pm
SEA
-
DSM
16h 28m
1 stop
$224Multiple Airlines
Fri, Aug 7 - Tue, Aug 11
Multiple Airlines Logo
9:44 pm - 11:04 am
DSM
-
SEA
15h 20m
1 stop
Multiple Airlines Logo
9:29 pm - 7:48 pm
SEA
-
DSM
20h 19m
1 stop
$227Multiple Airlines
Thu, Aug 13 - Sun, Aug 23
Multiple Airlines Logo
9:21 pm - 11:04 am
DSM
-
SEA
15h 43m
1 stop
Multiple Airlines Logo
8:13 pm - 8:54 pm
SEA
-
DSM
22h 41m
1 stop
$240Multiple Airlines
Fri, Aug 7 - Wed, Aug 12
Multiple Airlines Logo
10:06 pm - 11:04 am
DSM
-
SEA
14h 58m
1 stop
Multiple Airlines Logo
8:53 pm - 9:00 pm
SEA
-
DSM
22h 07m
1 stop
$242Multiple Airlines
Mon, Aug 10 - Wed, Aug 19
Multiple Airlines Logo
9:50 pm - 10:39 am
DSM
-
SEA
14h 49m
1 stop
Multiple Airlines Logo
9:29 pm - 6:48 pm
SEA
-
DSM
19h 19m
1 stop
$244Multiple Airlines
Thu, Aug 20 - Thu, Aug 27
Multiple Airlines Logo
10:01 pm - 10:39 am
DSM
-
SEA
14h 38m
1 stop
Multiple Airlines Logo
7:06 pm - 1:34 pm
SEA
-
DSM
16h 28m
1 stop
$245Multiple Airlines
Mon, Aug 3 - Tue, Aug 11
Multiple Airlines Logo
9:50 pm - 10:39 am
DSM
-
SEA
14h 49m
1 stop
Multiple Airlines Logo
9:16 pm - 9:06 pm
SEA
-
DSM
21h 50m
1 stop
$247Multiple Airlines
Sun, Aug 30 - Wed, Sep 9
Multiple Airlines Logo
9:44 pm - 11:04 am
DSM
-
SEA
15h 20m
1 stop
Multiple Airlines Logo
8:53 pm - 9:00 pm
SEA
-
DSM
22h 07m
1 stop
$249Multiple Airlines
Thu, Aug 13 - Wed, Aug 19
Multiple Airlines Logo
10:01 pm - 10:39 am
DSM
-
SEA
14h 38m
1 stop
Multiple Airlines Logo
8:13 pm - 8:54 pm
SEA
-
DSM
22h 41m
1 stop
$251Multiple Airlines
Mon, Aug 3 - Wed, Aug 12
Multiple Airlines Logo
9:21 pm - 11:04 am
DSM
-
SEA
15h 43m
1 stop
Multiple Airlines Logo
8:53 pm - 9:16 pm
SEA
-
DSM
22h 23m
1 stop
$254Multiple Airlines
Fri, Aug 7 - Thu, Aug 13

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Frontier flights from Des Moines to Seattle

Our best Frontier deals on Des Moines to Seattle flight tickets
Frontier
Aug 14
DSM2:19 pmDes Moines
24h 58m
1 stop
SEA1:17 pmSeattle/Tacoma Intl
Aug 20
SEA2:37 pmSeattle/Tacoma Intl
20h 57m
1 stop
DSM1:34 pmDes Moines
$272
Frontier
Jul 6
DSM2:19 pmDes Moines
20h 58m
1 stop
SEA9:17 amSeattle/Tacoma Intl
Jul 7
SEA7:06 pmSeattle/Tacoma Intl
16h 28m
1 stop
DSM1:34 pmDes Moines
$414
Frontier
Jul 10
DSM2:19 pmDes Moines
20h 58m
1 stop
SEA9:17 amSeattle/Tacoma Intl
Jul 12
SEA12:35 pmSeattle/Tacoma Intl
22h 59m
1 stop
DSM1:34 pmDes Moines
$420

Delta flights from Des Moines to Seattle

Our best Delta deals on Des Moines to Seattle flight tickets
Delta
Jul 4
DSM5:35 amDes Moines
11h 20m
1 stop
SEA2:55 pmSeattle/Tacoma Intl
Jul 8
SEA11:59 pmSeattle/Tacoma Intl
8h 14m
1 stop
DSM10:13 amDes Moines
$450
Delta
Jul 8
DSM6:00 amDes Moines
10h 29m
1 stop
SEA2:29 pmSeattle/Tacoma Intl
Jul 14
SEA6:05 amSeattle/Tacoma Intl
6h 00m
1 stop
DSM2:05 pmDes Moines
$527
Delta
Jul 14
DSM5:52 pmDes Moines
8h 06m
1 stop
SEA11:58 pmSeattle/Tacoma Intl
Jul 17
SEA11:59 pmSeattle/Tacoma Intl
8h 46m
1 stop
DSM10:45 amDes Moines
$552

momondo Fare Finder

 
Customize your flight search to find flights from Des Moines to Seattle 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 July 3, 2026.
Use the filters below to find and compare flights from Des Moines to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Des MoinesSeattle

DSM - SEA

DSMSEA

Des Moines

Fri 8/7

9:21 pm-11:04 am

1 stop15h 43m

Seattle/Tacoma Intl

Tue 8/11

7:06 pm-1:34 pm

1 stop16h 28m

$224

Des MoinesSeattle

DSM - SEA

DSMSEA

Des Moines

Thu 8/13

9:44 pm-11:04 am

1 stop15h 20m

Seattle/Tacoma Intl

Sun 8/23

9:29 pm-7:48 pm

1 stop20h 19m

$227

Des MoinesSeattle

DSM - SEA

DSMSEA

Des Moines

Fri 8/7

9:21 pm-11:04 am

1 stop15h 43m

Seattle/Tacoma Intl

Wed 8/12

8:13 pm-8:54 pm

1 stop22h 41m

$240

Des MoinesSeattle

DSM - SEA

DSMSEA

Des Moines

Mon 8/10

10:06 pm-11:04 am

1 stop14h 58m

Seattle/Tacoma Intl

Wed 8/19

8:53 pm-9:00 pm

1 stop22h 07m

$242

Des MoinesSeattle

DSM - SEA

DSMSEA

Des Moines

Thu 8/20

9:50 pm-10:39 am

1 stop14h 49m

Seattle/Tacoma Intl

Thu 8/27

9:29 pm-6:48 pm

1 stop19h 19m

$244
Quickest round-trip

Des MoinesSeattle

DSM - SEA

DSMSEA

Des Moines

Mon 8/3

10:01 pm-10:39 am

1 stop14h 38m

Seattle/Tacoma Intl

Tue 8/11

7:06 pm-1:34 pm

1 stop16h 28m

$245

Des MoinesSeattle

DSM - SEA

DSMSEA

Des Moines

Sun 8/30

9:50 pm-10:39 am

1 stop14h 49m

Seattle/Tacoma Intl

Wed 9/9

9:16 pm-9:06 pm

1 stop21h 50m

$247

Des MoinesSeattle

DSM - SEA

DSMSEA

Des Moines

Thu 8/13

9:44 pm-11:04 am

1 stop15h 20m

Seattle/Tacoma Intl

Wed 8/19

8:53 pm-9:00 pm

1 stop22h 07m

$249

Des MoinesSeattle

DSM - SEA

DSMSEA

Des Moines

Mon 8/3

10:01 pm-10:39 am

1 stop14h 38m

Seattle/Tacoma Intl

Wed 8/12

8:13 pm-8:54 pm

1 stop22h 41m

$251

Des MoinesSeattle

DSM - SEA

DSMSEA

Des Moines

Fri 8/7

9:21 pm-11:04 am

1 stop15h 43m

Seattle/Tacoma Intl

Thu 8/13

8:53 pm-9:16 pm

1 stop22h 23m

$254

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Seattle from

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

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 Des Moines and Seattle?

What is the cheapest month to fly to Seattle?

In general, October is the cheapest month to fly from Des Moines to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $406. If you don’t want to visit Seattle in October, then you should wait until September to fly from Des Moines, when ticket prices are also cheap, with an average price of $426.

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

You are more likely to see cheaper flights to Seattle from Des Moines when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $493 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Des Moines for as low as $371 on momondo.

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

As of July 2026, prices for Des Moines to Seattle flights are approximately 35% cheaper when compared to flights at the same time last year.

When to book flights from Des Moines to Seattle

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

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

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

Fastest flight time

5h 53m

Direct flights

None
The fastest flight from Des Moines to Seattle takes 5h 53m
There are no direct flights from Des Moines to Seattle. There are no popular flight routes from Des Moines to Seattle.
Search flight deals

Frequently asked questions about flying from Des Moines to Seattle

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

    There are 1462.1 mi between Des Moines and Seattle/Tacoma Intl. Flights usually cover this in 5h 53m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Des Moines Airport to Seattle/Tacoma Intl Airport were last updated today.

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

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

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The necessary travel and health documents for your Seattle/Tacoma Intl 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 Des Moines to Seattle?

Best airlines flying from Des Moines to Seattle

Compare and see reviews for airlines that fly from Des Moines to Seattle with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $196Free CancellationRating
5.6
2,847 reviews
Search Frontier flights
DeltaPriceFrom $296Free CancellationRating
7.8
8,454 reviews
Search Delta flights
American AirlinesPriceFrom $298Free CancellationRating
7.1
11,765 reviews
Search American Airlines flights
United AirlinesPriceFrom $336Free CancellationRating
7.4
9,927 reviews
Search United Airlines flights
SouthwestPriceFrom $404Free CancellationRating
7.9
4,250 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $502Free CancellationRating
7.9
12,607 reviews
Search Alaska Airlines flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Redmond
Kent
Lakewood
Puyallup
Tukwila
Cle Elum
Federal Way
Fife
Marysville
Centralia
Kirkland
Shoreline
Westport

Why use momondo?

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

Finding the right flight to Seattle from Des Moines is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

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

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

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

Once you have performed a search for Des Moines to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Seattle from Des Moines. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 8/2
Sun 8/9
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States