$136+ 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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — SEA
Apr 9 — Apr 161
Round-trip
1 adult, Economy
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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 March 10, 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 March 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Mon 4/202:04 pm
DSM
- SEA
1 stop21h 23m
Frontier
Thu 4/237:12 pm
SEA
- DSM
1 stop15h 57m
Frontier
Deal found 3/9![Frontier logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 4/272:04 pm
DSM
- SEA
1 stop21h 23m
Frontier
Thu 5/74:20 pm
SEA
- DSM
1 stop19h 09m
Frontier
Deal found 3/10![Frontier logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 4/272:04 pm
DSM
- SEA
1 stop21h 23m
Multiple Airlines
Tue 5/56:57 pm
SEA
- DSM
2 stops47h 16m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 4/273:32 pm
DSM
- SEA
2 stops43h 55m
Multiple Airlines
Thu 5/74:20 pm
SEA
- DSM
1 stop19h 09m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 4/272:04 pm
DSM
- SEA
1 stop21h 23m
Multiple Airlines
Wed 5/66:57 pm
SEA
- DSM
2 stops23h 16m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Mon 4/208:15 pm
DSM
- SEA
2 stops15h 12m
Multiple Airlines
Thu 4/237:12 pm
SEA
- DSM
1 stop15h 57m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 4/272:04 pm
DSM
- SEA
1 stop21h 23m
Frontier
Sun 5/37:12 pm
SEA
- DSM
1 stop22h 26m
Frontier
Deal found 3/10![Frontier logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 3/6. 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.
Fri 4/172:04 pm
DSM
- SEA
1 stop21h 23m
Frontier
Sun 4/197:12 pm
SEA
- DSM
1 stop15h 57m
Frontier
Deal found 3/6![Frontier logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 3/7. 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.
Mon 6/19:17 pm
DSM
- SEA
1 stop20h 22m
Multiple Airlines
Tue 6/92:16 pm
SEA
- DSM
1 stop20h 39m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 4/273:32 pm
DSM
- SEA
2 stops43h 55m
Multiple Airlines
Sun 5/37:12 pm
SEA
- DSM
1 stop22h 26m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 4/272:04 pm
DSM
- SEA
1 stop21h 23m
Multiple Airlines
Fri 5/86:57 pm
SEA
- DSM
2 stops47h 16m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$300
Best flights from Des Moines to SeattleDiscover carefully curated flight deals from Des Moines to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.
Discover carefully curated flight deals from Des Moines to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.
This Delta deal was found by Cheapflights users on 3/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/206:10 am
DSM
- SEA
1 stop10h 07m
Delta
Mon 4/277:59 pm
SEA
- DSM
2 stops17h 42m
Delta
Deal found 3/6![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 3/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/95:30 am
DSM
- SEA
1 stop6h 16m
United Airlines
Mon 4/1311:59 pm
SEA
- DSM
1 stop8h 45m
United Airlines
Deal found 3/6![United Airlines logo]()
$385
This Southwest deal was found by Cheapflights users on 3/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/108:40 pm
DSM
- SEA
1 stop6h 40m
Southwest
Wed 5/136:50 am
SEA
- DSM
2 stops9h 05m
Southwest
Deal found 3/9![Southwest logo]()
$410
This United Airlines deal was found by Cheapflights users on 3/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/105:30 am
DSM
- SEA
1 stop6h 10m
United Airlines
Wed 5/138:51 am
SEA
- DSM
1 stop5h 24m
United Airlines
Deal found 3/9![United Airlines logo]()
$388
This Delta deal was found by Cheapflights users on 3/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/262:35 pm
DSM
- SEA
1 stop7h 49m
Delta
Sat 9/511:53 pm
SEA
- DSM
1 stop8h 22m
Delta
Deal found 3/8![Delta logo]()
$427
This Southwest deal was found by Cheapflights users on 3/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/121:30 pm
DSM
- SEA
2 stops9h 30m
Southwest
Mon 6/1511:05 pm
SEA
- DSM
1 stop10h 25m
Southwest
Deal found 3/7![Southwest logo]()
$438
This United Airlines deal was found by Cheapflights users on 3/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/225:17 pm
DSM
- SEA
1 stop7h 39m
United Airlines
Tue 4/288:55 am
SEA
- DSM
2 stops10h 37m
United Airlines
Deal found 3/5![United Airlines logo]()
$422
This Southwest deal was found by Cheapflights users on 3/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:20 am
DSM
- SEA
2 stops10h 35m
Southwest
Sun 9/1311:05 pm
SEA
- DSM
1 stop10h 20m
Southwest
Deal found 3/5![Southwest logo]()
$458
This United Airlines deal was found by Cheapflights users on 3/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/281:40 pm
DSM
- SEA
2 stops11h 44m
United Airlines
Mon 9/75:00 am
SEA
- DSM
1 stop5h 36m
United Airlines
Deal found 3/6![United Airlines logo]()
$432
This Southwest deal was found by Cheapflights users on 3/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/31:30 pm
DSM
- SEA
2 stops9h 30m
Southwest
Sat 7/115:30 am
SEA
- DSM
1 stop10h 40m
Southwest
Deal found 3/8![Southwest logo]()
$458
This United Airlines deal was found by Cheapflights users on 3/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/49:00 am
DSM
- SEA
1 stop6h 17m
United Airlines
Wed 4/82:39 pm
SEA
- DSM
1 stop6h 38m
United Airlines
Deal found 3/9![United Airlines logo]()
$458
This United Airlines deal was found by Cheapflights users on 3/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/231:10 pm
DSM
- SEA
2 stops12h 17m
United Airlines
Thu 4/3011:53 pm
SEA
- DSM
1 stop7h 30m
United Airlines
Deal found 3/9![United Airlines logo]()
$470
Last-minute flights from Des Moines to SeattleDiscover last-minute flight deals from Des Moines to Seattle. Data last updated March 10, 2026 and is based on user searches.
Discover last-minute flight deals from Des Moines to Seattle. Data last updated March 10, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 3/6. 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.
Fri 4/172:04 pm
DSM
- SEA
1 stop21h 23m
Frontier
Sun 4/197:12 pm
SEA
- DSM
1 stop15h 57m
Frontier
Deal found 3/6![Frontier logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Mon 4/202:04 pm
DSM
- SEA
1 stop21h 23m
Frontier
Thu 4/237:12 pm
SEA
- DSM
1 stop15h 57m
Frontier
Deal found 3/9![Frontier logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Mon 4/208:15 pm
DSM
- SEA
2 stops15h 12m
Multiple Airlines
Thu 4/237:12 pm
SEA
- DSM
1 stop15h 57m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Fri 4/242:04 pm
DSM
- SEA
1 stop21h 23m
Multiple Airlines
Fri 5/17:12 pm
SEA
- DSM
2 stops47h 01m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 4/272:04 pm
DSM
- SEA
1 stop21h 23m
Frontier
Thu 5/74:20 pm
SEA
- DSM
1 stop19h 09m
Frontier
Deal found 3/10![Frontier logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 4/272:04 pm
DSM
- SEA
1 stop21h 23m
Multiple Airlines
Tue 5/56:57 pm
SEA
- DSM
2 stops47h 16m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 4/273:32 pm
DSM
- SEA
2 stops43h 55m
Multiple Airlines
Thu 5/74:20 pm
SEA
- DSM
1 stop19h 09m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 4/272:04 pm
DSM
- SEA
1 stop21h 23m
Multiple Airlines
Wed 5/66:57 pm
SEA
- DSM
2 stops23h 16m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 4/272:04 pm
DSM
- SEA
1 stop21h 23m
Frontier
Sun 5/37:12 pm
SEA
- DSM
1 stop22h 26m
Frontier
Deal found 3/10![Frontier logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 4/273:32 pm
DSM
- SEA
2 stops43h 55m
Multiple Airlines
Sun 5/37:12 pm
SEA
- DSM
1 stop22h 26m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 4/272:04 pm
DSM
- SEA
1 stop21h 23m
Multiple Airlines
Fri 5/86:57 pm
SEA
- DSM
2 stops47h 16m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 4/302:51 pm
DSM
- SEA
2 stops21h 01m
Multiple Airlines
Thu 5/74:20 pm
SEA
- DSM
1 stop19h 09m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$321
One-way flights from Des Moines to SeattleSearch for one-way flight options from Des Moines to Seattle. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
Search for one-way flight options from Des Moines to Seattle. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Sun 4/57:30 am
DSM
- SEA
2 stops39h 21m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Sun 5/3110:26 pm
DSM
- SEA
2 stops16h 35m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 3/8. 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.
Sun 5/32:51 pm
DSM
- SEA
2 stops20h 36m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$171
This Southwest deal was found by Cheapflights users on 3/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/26:30 pm
DSM
- SEA
1 stop6h 00m
Southwest
Deal found 3/9![Southwest logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 3/8. 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.
Mon 5/258:21 pm
DSM
- SEA
1 stop15h 49m
Frontier
Deal found 3/8![Frontier logo]()
$183
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 3/258:21 pm
DSM
- SEA
1 stop16h 58m
Frontier
Deal found 3/8![Frontier logo]()
$190
This American Airlines deal was found by Cheapflights users on 3/6. 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.
Thu 5/287:02 pm
DSM
- SEA
1 stop7h 57m
American Airlines
Deal found 3/6![American Airlines logo]()
$193
This United Airlines deal was found by Cheapflights users on 3/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/195:30 am
DSM
- SEA
2 stops11h 06m
United Airlines
Deal found 3/7![United Airlines logo]()
$198
This United Airlines deal was found by Cheapflights users on 3/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/35:30 am
DSM
- SEA
1 stop6h 10m
United Airlines
Deal found 3/8![United Airlines logo]()
$203
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 March 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $209 (Kiwi.com) |
One-way from | $136 (Kiwi.com) |
Popular in | January |
Cheapest in | October |
Average price | $526 |
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 March 10, 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
Cheapest round-trip
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
Mon 4/20
6:10 am-2:17 pm
1 stop10h 07m
Seattle/Tacoma Intl
Mon 4/27
7:59 pm-3:41 pm
2 stops17h 42m
$379
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
Thu 4/9
5:30 am-9:46 am
1 stop6h 16m
Seattle/Tacoma Intl
Mon 4/13
11:59 pm-10:44 am
1 stop8h 45m
$385
Quickest round-trip
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
Sun 5/10
5:30 am-9:40 am
1 stop6h 10m
Seattle/Tacoma Intl
Wed 5/13
8:51 am-4:15 pm
1 stop5h 24m
$388
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
Sun 5/10
8:40 pm-1:20 am
1 stop6h 40m
Seattle/Tacoma Intl
Wed 5/13
6:50 am-5:55 pm
2 stops9h 05m
$410
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
Wed 4/22
5:17 pm-10:56 pm
1 stop7h 39m
Seattle/Tacoma Intl
Tue 4/28
8:55 am-9:32 pm
2 stops10h 37m
$422
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
Wed 8/26
2:35 pm-8:24 pm
1 stop7h 49m
Seattle/Tacoma Intl
Sat 9/5
11:53 pm-10:15 am
1 stop8h 22m
$427
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
Fri 8/28
1:40 pm-11:24 pm
2 stops11h 44m
Seattle/Tacoma Intl
Mon 9/7
5:00 am-12:36 pm
1 stop5h 36m
$432
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
Fri 6/12
1:30 pm-9:00 pm
2 stops9h 30m
Seattle/Tacoma Intl
Mon 6/15
11:05 pm-11:30 am
1 stop10h 25m
$438
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
Sat 9/5
7:20 am-3:55 pm
2 stops10h 35m
Seattle/Tacoma Intl
Sun 9/13
11:05 pm-11:25 am
1 stop10h 20m
$458
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
Fri 7/3
1:30 pm-9:00 pm
2 stops9h 30m
Seattle/Tacoma Intl
Sat 7/11
5:30 am-6:10 pm
1 stop10h 40m
$458
Showing 1-10 of 21 resultsSorted by cheapest first
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 March.
| 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 Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | 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.
DSM-SEA
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
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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 March 6, 2026.
To ensure you get the cheapest price possible for a flight from Des Moines to Seattle, you should look to book at least 56 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 $384). 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 March 10, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited 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.
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
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
Kent
Lynnwood
Edmonds
Lacey
Renton
Puyallup
Kirkland
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis
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Des Moines and Seattle flights
Browse other Des Moines and Seattle flight options. Last updated on March 10, 2026.
Other flights from Des Moines
Browse through other flights departing from Des Moines. Flights are based on user searches made on Cheapflights and were last updated on March 10, 2026.
Popular flight searches
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Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 10, 2026.
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 March 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$115 | Average$271 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$252 | Average$390 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$298 | Average$418 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$312 | Average$480 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$336 | Average$482 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$506 | Average$602 | FlexibilityNo cancel fee | On-time75% |