$102+ Cheap flights from Des Moines to Seattle (DSM - SEA)
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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — SEA
feb. 26 — mar. 51
1 adult, Economy
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Des Moines to Seattle
Cheapest flights from Des Moines to SeattleExplore the most affordable flight options available from Des Moines to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 27, 2026.
Explore the most affordable flight options available from Des Moines to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
jue. 3/57:27 pm
DSM
- SEA
1 stop17h 52m
Frontier
dom. 3/812:24 pm
SEA
- DSM
1 stop28h 52m
Frontier
Deal found 1/26![Frontier logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
lun. 2/237:17 pm
DSM
- SEA
2 stops17h 37m
Frontier
jue. 2/261:16 pm
SEA
- DSM
1 stop27h 48m
Frontier
Deal found 1/27![Frontier logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
dom. 3/87:00 am
DSM
- SEA
2 stops36h 39m
Multiple Airlines
vie. 3/1312:24 pm
SEA
- DSM
1 stop28h 52m
Multiple Airlines
Deal found 1/26![Multiple Airlines logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
vie. 4/242:20 pm
DSM
- SEA
1 stop21h 07m
Frontier
dom. 4/264:20 pm
SEA
- DSM
1 stop19h 09m
Frontier
Deal found 1/25![Frontier logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
jue. 3/57:27 pm
DSM
- SEA
1 stop17h 52m
Multiple Airlines
dom. 3/812:24 pm
SEA
- DSM
2 stops29h 18m
Multiple Airlines
Deal found 1/26![Multiple Airlines logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
vie. 4/249:45 am
DSM
- SEA
2 stops12h 35m
Multiple Airlines
dom. 4/266:57 pm
SEA
- DSM
1 stop16h 32m
Multiple Airlines
Deal found 1/25![Multiple Airlines logo]()
$323
This American Airlines deal was found by Cheapflights users on 1/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/281:38 pm
DSM
- SEA
1 stop12h 46m
American Airlines
mar. 3/37:15 am
SEA
- DSM
1 stop13h 04m
American Airlines
Deal found 1/27![American Airlines logo]()
$337
This American Airlines deal was found by Cheapflights users on 1/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/271:38 pm
DSM
- SEA
1 stop12h 46m
American Airlines
dom. 3/112:07 am
SEA
- DSM
1 stop10h 58m
American Airlines
Deal found 1/26![American Airlines logo]()
$345
Find flight deals from Des Moines to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Des Moines (DSM) to Seattle (SEA). 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 enero 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $193 (Kiwi.com) |
One-way from | $102 (Kiwi.com) |
Popular in | January |
Cheapest in | October |
Average price | $539 |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated enero 27, 2026.
Use the filters below to find and compare flights from Des Moines to Seattle that are best for you.
Fly from
Des Moines
Fly to
Seattle
Route
Depart
Return
Price
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
jue. 3/5
7:27 pm-8:21 pm
2 stops26h 54m
Seattle/Tacoma Intl
dom. 3/8
12:24 pm-7:16 pm
1 stop28h 52m
$235
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
jue. 3/5
7:27 pm-11:19 am
1 stop17h 52m
Seattle/Tacoma Intl
dom. 3/8
12:24 pm-7:42 pm
2 stops29h 18m
$274
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
lun. 2/23
1:38 pm-11:04 pm
1 stop11h 26m
Seattle/Tacoma Intl
mié. 2/25
12:07 am-1:05 pm
1 stop10h 58m
$337
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
vie. 2/27
1:38 pm-12:24 am
1 stop12h 46m
Seattle/Tacoma Intl
dom. 3/1
12:07 am-1:05 pm
1 stop10h 58m
$345
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
mar. 4/14
6:30 pm-10:30 pm
1 stop6h 00m
Seattle/Tacoma Intl
mar. 4/21
1:25 pm-9:15 pm
1 stop5h 50m
$351
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
jue. 3/5
1:38 pm-12:24 am
1 stop12h 46m
Seattle/Tacoma Intl
sáb. 3/7
12:07 am-1:05 pm
1 stop9h 58m
$351
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
mar. 2/24
8:35 am-5:50 pm
1 stop11h 15m
Seattle/Tacoma Intl
mar. 3/3
8:45 am-9:10 pm
2 stops10h 25m
$362
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
jue. 4/16
1:55 pm-8:05 pm
1 stop8h 10m
Seattle/Tacoma Intl
mar. 4/21
6:50 am-5:55 pm
2 stops9h 05m
$369
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
mié. 3/11
7:27 pm-12:55 am
1 stop7h 28m
Seattle/Tacoma Intl
mar. 3/17
12:07 am-8:49 am
1 stop6h 42m
$383
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
mié. 4/22
3:15 pm-10:30 pm
2 stops9h 15m
Seattle/Tacoma Intl
mar. 4/28
9:20 am-9:15 pm
2 stops9h 55m
$387
Showing 1-10 of 21 results
Compare providers for flights from Des Moines to Seattle
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Des Moines to Seattle in January.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Des Moines-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Des Moines-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Des Moines-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Des Moines-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Des Moines-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Des Moines to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Des Moines 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 Des Moines to Seattle
Prices
More
How far ahead should I book a flight from Des Moines to Seattle?
Use this chart to determine the optimal time to book a round-trip flight from Des Moines to Seattle. Price data was last updated on January 23, 2026.
To ensure you get the cheapest price possible for a flight from Des Moines to Seattle, you should look to book at least 11 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Des Moines to Seattle?
Currently, April is the cheapest month in which you can book a flight from Des Moines to Seattle (average of $131). Flying from Des Moines to Seattle in December is currently the most expensive (average of $383). 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’s the top layover airport for flights from Des Moines to Seattle?
Share of 1-stop round-trip flights from Des Moines to Seattle chosen by Cheapflights users in the past 12 months, using the same layover each way.
Denver (DEN) – chosen by Cheapflights users on 89% of 1-stop itineraries from Des Moines to Seattle on Cheapflights.
What’s the cheapest layover airport for flights from Des Moines to Seattle?
Average round-trip fare for 1-stop flights from Des Moines to Seattle, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $239.
What’s the fastest layover option from Des Moines to Seattle?
Shortest average travel time for 1-stop one-way flights from Des Moines to Seattle, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Denver (DEN) have the shortest average one-way travel time for 1-stop routes: 7h 02m.
Which airport typically offers the quickest layover for flights from Des Moines to Seattle?
Average layover duration for 1-stop one-way flights from Des Moines to Seattle, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 50m.
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated enero 27, 2026.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Des Moines to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Des Moines to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsTacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Lacey
Edmonds
Renton
Puyallup
Kirkland
Kent
Tukwila
Fife
Aberdeen
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Marysville
Centralia
Federal Way
Chehalis
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Des Moines to Seattle
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from Des Moines to Seattle
Discover the top 6 airlines that operate flights from Des Moines to Seattle. 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 enero 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$105 | Average$260 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$222 | Average$388 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$298 | Average$421 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$312 | Average$487 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$336 | Average$486 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$487 | Average$627 | FlexibilityNo cancel fee | On-time75% |