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Des Moines

$120+ Cheap flights from Seattle to Des Moines (SEA - DSM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — DSM
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Des Moines are usually found in January or April, booked 68 days in advance, depart on a Wednesday or Saturday and return on a Tuesday

Cheap flight deals from Seattle to Des Moines

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Des Moines (DSM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$149
(Kiwi.com)

One-way from

$120
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$416
From Seattle/Tacoma Intl to Des Moines
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One-way flight from Seattle/Tacoma Intl to Des Moines
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Highest demand for flights based on searches. 2% potential increase in price ($12 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Seattle to Des Moines

Cheapest flights from Seattle to Des Moines
Explore the most affordable flight options available from Seattle to Des Moines. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/26:12 amSEA - DSM
1 stop29h 28mFrontier
Wed 10/82:37 pmDSM - SEA
1 stop23h 30mFrontier
Deal found 9/10$149
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/71:02 pmSEA - DSM
1 stop22h 50mFrontier
Wed 10/152:37 pmDSM - SEA
2 stops26h 39mFrontier
Deal found 9/10$191
This Frontier deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/26:12 amSEA - DSM
1 stop5h 28mFrontier
Sun 10/52:25 pmDSM - SEA
1 stop12h 05mFrontier
Deal found 9/10$198
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/71:02 pmSEA - DSM
1 stop22h 50mFrontier
Sun 10/122:37 pmDSM - SEA
1 stop18h 56mFrontier
Deal found 9/9$204
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/138:22 pmSEA - DSM
1 stop11h 53mMultiple Airlines
Sun 11/162:32 pmDSM - SEA
1 stop23h 41mMultiple Airlines
Deal found 9/11$210
This Booking.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/64:36 pmSEA - DSM
2 stops43h 16mFrontier
Mon 10/132:39 pmDSM - SEA
1 stop23h 28mFrontier
Deal found 9/11$225
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/17:00 amSEA - DSM
1 stop28h 40mFrontier
Wed 10/82:37 pmDSM - SEA
1 stop23h 30mFrontier
Deal found 9/8$227
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/228:43 pmSEA - DSM
1 stop15h 09mMultiple Airlines
Mon 10/273:40 pmDSM - SEA
2 stops22h 33mMultiple Airlines
Deal found 9/11$234

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Seattle to Des Moines that are best for you.

Fly from

Seattle

Fly to

Des Moines

Route

Depart

Return

Price

SeattleDes Moines

SEA - DSM

SEADSM

Seattle/Tacoma Intl

Wed 10/8

8:43 pm-1:52 pm

1 stop15h 09m

Des Moines

Mon 10/13

2:39 pm-12:07 pm

1 stop23h 28m

$237

SeattleDes Moines

SEA - DSM

SEADSM

Seattle/Tacoma Intl

Tue 10/14

6:00 am-1:59 pm

1 stop5h 59m

Des Moines

Tue 10/21

5:47 am-2:01 pm

1 stop10h 14m

$239

SeattleDes Moines

SEA - DSM

SEADSM

Seattle/Tacoma Intl

Tue 9/30

11:11 pm-9:40 am

1 stop8h 29m

Des Moines

Tue 10/7

2:40 pm-8:20 pm

1 stop7h 40m

$239

SeattleDes Moines

SEA - DSM

SEADSM

Seattle/Tacoma Intl

Tue 10/21

11:15 pm-9:20 am

1 stop8h 05m

Des Moines

Mon 10/27

5:32 pm-11:57 pm

1 stop8h 25m

$261

SeattleDes Moines

SEA - DSM

SEADSM

Seattle/Tacoma Intl

Tue 10/14

8:30 am-4:17 pm

1 stop5h 47m

Des Moines

Tue 10/21

11:30 am-6:45 pm

2 stops9h 15m

$283

SeattleDes Moines

SEA - DSM

SEADSM

Seattle/Tacoma Intl

Mon 10/6

11:15 pm-9:20 am

1 stop8h 05m

Des Moines

Mon 10/13

5:32 pm-11:57 pm

1 stop8h 25m

$283

SeattleDes Moines

SEA - DSM

SEADSM

Seattle/Tacoma Intl

Thu 10/30

1:35 pm-9:03 pm

1 stop5h 28m

Des Moines

Mon 11/3

5:32 pm-11:57 pm

1 stop8h 25m

$283

SeattleDes Moines

SEA - DSM

SEADSM

Seattle/Tacoma Intl

Thu 10/9

3:35 pm-11:56 pm

1 stop6h 21m

Des Moines

Sat 10/11

12:52 pm-6:49 pm

1 stop7h 57m

$295

SeattleDes Moines

SEA - DSM

SEADSM

Seattle/Tacoma Intl

Wed 10/29

6:00 am-1:59 pm

1 stop5h 59m

Des Moines

Sun 11/2

5:32 pm-11:57 pm

1 stop8h 25m

$295

SeattleDes Moines

SEA - DSM

SEADSM

Seattle/Tacoma Intl

Sat 10/11

8:30 am-4:17 pm

1 stop5h 47m

Des Moines

Sat 10/18

12:52 pm-9:24 pm

2 stops10h 32m

$298

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 24 results
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Best time to book a flight from Seattle to Des Moines

Have a flexible travel schedule? Discover the best time to fly to Des Moines from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Des Moines

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Des Moines. Price data was last updated on August 29, 2025.

The best time to book flights from Seattle to Des Moines is 68 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Seattle to Des Moines?

Currently, August is the cheapest month in which you can book a flight from Seattle to Des Moines (average of $336). Flying from Seattle to Des Moines in June is currently the most expensive (average of $402). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to DSM?

Find hourly flight availability from Seattle to Des Moines. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

One of the essential ways to save on airfare from Seattle to Des Moines is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 20% on airfare.

What is the cheapest day to fly from Seattle to Des Moines?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Des Moines. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Des Moines flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Des Moines

Get insights into the airlines that provide service to Des Moines. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Des Moines. Reviews last updated September 11, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Seattle to Des Moines to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,960 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,937 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,177 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Seattle to Des Moines. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Seattle to Des Moines?

    Airlines like Frontier and Delta fly from Seattle to Des Moines in about 5h 59m. The time it takes to get you to your destination can typically vary by up to 9h 10m. The distance from Seattle to Des Moines is about 1460 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Seattle to Des Moines round-trip?

    Frontier, at $115, was found to be the cheapest airline from Seattle to Des Moines.Alternate airlines to your destination round-trip include Delta and American Airlines. Frontier is priced at 74% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Seattle to Des Moines one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $120. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Seattle to Des Moines for a low price.

  • Can I find deals for flights from Seattle to Des Moines that include hotel bookings?

    Yes. In addition to deals on Seattle to Des Moines flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Des Moines?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Des Moines.

  • Can I find deals for business class flights from Seattle to Des Moines?

    Yes. Cheapflights offers flight deals from Seattle to Des Moines by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Des Moines?

    Currently, August is the cheapest month in which you can book a flight from Seattle to Des Moines (average of $336). Flying from Seattle to Des Moines in June is currently the most expensive (average of $402). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Des Moines?

Book flights to Des Moines if you plan to visit one of these locations
Johnston
Altoona
Boone
Ames
West Des Moines
Ankeny

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Top 6 airlines flying from Seattle to Des Moines

Discover the top 6 airlines that operate flights from Seattle to Des Moines. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$115Average$218FlexibilityNo cancel feeOn-time62%
DeltaCheapest$168Average$422FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$272Average$444FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$334Average$448FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$335Average$510FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$433Average$606FlexibilityNo cancel feeOn-time75%

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