$122+ 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — SEA
Jul 8 — Jul 151
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 June 8, 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 June 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 7/272:19 pm
DSM
- SEA
1 stop20h 58m
Multiple Airlines
Tue 8/48:13 pm
SEA
- DSM
1 stop14h 46m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 7/2010:01 pm
DSM
- SEA
1 stop14h 38m
Multiple Airlines
Tue 7/217:06 pm
SEA
- DSM
1 stop16h 28m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 8/309:50 pm
DSM
- SEA
1 stop14h 45m
Multiple Airlines
Tue 9/18:13 pm
SEA
- DSM
2 stops15h 18m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 7/291:49 pm
DSM
- SEA
1 stop22h 50m
Multiple Airlines
Tue 8/48:13 pm
SEA
- DSM
1 stop14h 46m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 8/309:50 pm
DSM
- SEA
1 stop14h 45m
Multiple Airlines
Wed 9/28:13 pm
SEA
- DSM
1 stop22h 58m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 8/318:54 pm
DSM
- SEA
1 stop15h 41m
Multiple Airlines
Thu 9/38:13 pm
SEA
- DSM
1 stop12h 57m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 8/309:50 pm
DSM
- SEA
1 stop14h 45m
Multiple Airlines
Thu 9/38:13 pm
SEA
- DSM
1 stop12h 57m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 8/318:54 pm
DSM
- SEA
1 stop15h 41m
Multiple Airlines
Tue 9/17:41 pm
SEA
- DSM
1 stop15h 50m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$285
This Frontier deal was found by Cheapflights users on 6/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/132:19 pm
DSM
- SEA
1 stop20h 58m
Frontier
Tue 7/217:06 pm
SEA
- DSM
1 stop16h 28m
Frontier
Deal found 6/6![Frontier logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 8/287:38 pm
DSM
- SEA
1 stop16h 57m
Multiple Airlines
Tue 9/18:13 pm
SEA
- DSM
2 stops15h 18m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 8/318:54 pm
DSM
- SEA
1 stop15h 41m
Multiple Airlines
Sat 9/58:13 pm
SEA
- DSM
1 stop22h 53m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$293
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 June 8, 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 June 8, 2026.
This Delta deal was found by Cheapflights users on 6/4. 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.
Tue 7/285:52 pm
DSM
- SEA
1 stop8h 06m
Delta
Wed 8/56:05 am
SEA
- DSM
1 stop5h 59m
Delta
Deal found 6/4![Delta logo]()
$413
This United Airlines deal was found by Cheapflights users on 6/3. 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 8/261:35 pm
DSM
- SEA
2 stops10h 23m
United Airlines
Sat 9/55:20 pm
SEA
- DSM
2 stops15h 06m
United Airlines
Deal found 6/3![United Airlines logo]()
$419
This Southwest deal was found by Cheapflights users on 6/7. 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.
Thu 8/2012:05 pm
DSM
- SEA
2 stops11h 10m
Southwest
Wed 8/265:55 am
SEA
- DSM
2 stops9h 50m
Southwest
Deal found 6/7![Southwest logo]()
$420
This Southwest deal was found by Cheapflights users on 6/5. 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.
Thu 8/2012:05 pm
DSM
- SEA
2 stops11h 10m
Southwest
Thu 8/275:00 am
SEA
- DSM
2 stops8h 10m
Southwest
Deal found 6/5![Southwest logo]()
$435
This United Airlines deal was found by Cheapflights users on 6/3. 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 8/2811:32 am
DSM
- SEA
2 stops12h 09m
United Airlines
Sat 9/55:20 pm
SEA
- DSM
2 stops15h 06m
United Airlines
Deal found 6/3![United Airlines logo]()
$435
This Delta deal was found by Cheapflights users on 6/6. 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.
Wed 7/16:50 am
DSM
- SEA
1 stop8h 08m
Delta
Sat 7/49:05 am
SEA
- DSM
1 stop5h 49m
Delta
Deal found 6/6![Delta logo]()
$466
This Southwest deal was found by Cheapflights users on 6/3. 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 8/154:50 pm
DSM
- SEA
1 stop6h 40m
Southwest
Mon 8/175:00 am
SEA
- DSM
2 stops8h 10m
Southwest
Deal found 6/3![Southwest logo]()
$438
This United Airlines deal was found by Cheapflights users on 6/7. 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.
Wed 7/13:24 pm
DSM
- SEA
1 stop9h 52m
United Airlines
Sat 7/45:00 am
SEA
- DSM
1 stop5h 47m
United Airlines
Deal found 6/7![United Airlines logo]()
$466
This Delta deal was found by Cheapflights users on 6/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:56 pm
DSM
- SEA
1 stop6h 04m
Delta
Mon 8/104:06 pm
SEA
- DSM
2 stops16h 12m
Delta
Deal found 6/5![Delta logo]()
$478
This Southwest deal was found by Cheapflights users on 6/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:05 pm
DSM
- SEA
2 stops11h 10m
Southwest
Sun 8/305:55 am
SEA
- DSM
2 stops10h 35m
Southwest
Deal found 6/6![Southwest logo]()
$457
This Southwest deal was found by Cheapflights users on 6/7. 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.
Wed 6/2412:10 pm
DSM
- SEA
1 stop9h 10m
Southwest
Wed 7/15:15 am
SEA
- DSM
1 stop7h 50m
Southwest
Deal found 6/7![Southwest logo]()
$469
Last-minute flights from Des Moines to SeattleDiscover last-minute flight deals from Des Moines to Seattle. Data last updated June 8, 2026 and is based on user searches.
Discover last-minute flight deals from Des Moines to Seattle. Data last updated June 8, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 6/3. 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.
Fri 7/32:16 pm
DSM
- SEA
1 stop26h 02m
Frontier
Tue 7/77:06 pm
SEA
- DSM
1 stop16h 28m
Frontier
Deal found 6/3![Frontier logo]()
$302
This Frontier deal was found by Cheapflights users on 6/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/132:19 pm
DSM
- SEA
1 stop20h 58m
Frontier
Tue 7/217:06 pm
SEA
- DSM
1 stop16h 28m
Frontier
Deal found 6/6![Frontier logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 7/1710:01 pm
DSM
- SEA
1 stop14h 38m
Multiple Airlines
Tue 7/217:06 pm
SEA
- DSM
1 stop16h 28m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 7/2010:01 pm
DSM
- SEA
1 stop14h 38m
Multiple Airlines
Tue 7/217:06 pm
SEA
- DSM
1 stop16h 28m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 7/2010:01 pm
DSM
- SEA
1 stop14h 38m
Multiple Airlines
Wed 7/228:13 pm
SEA
- DSM
1 stop22h 30m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$305
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 7/269:33 pm
DSM
- SEA
1 stop15h 06m
Multiple Airlines
Tue 8/48:13 pm
SEA
- DSM
1 stop14h 46m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 7/272:19 pm
DSM
- SEA
1 stop20h 58m
Multiple Airlines
Tue 8/48:13 pm
SEA
- DSM
1 stop14h 46m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 7/272:19 pm
DSM
- SEA
1 stop20h 58m
Multiple Airlines
Wed 8/58:13 pm
SEA
- DSM
1 stop22h 41m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 7/291:49 pm
DSM
- SEA
1 stop22h 50m
Multiple Airlines
Tue 8/48:13 pm
SEA
- DSM
1 stop14h 46m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 7/3110:01 pm
DSM
- SEA
1 stop14h 38m
Multiple Airlines
Wed 8/122:22 pm
SEA
- DSM
2 stops23h 56m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$311
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 7/3110:01 pm
DSM
- SEA
1 stop14h 38m
Multiple Airlines
Wed 8/58:13 pm
SEA
- DSM
1 stop22h 41m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$318
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 June 8, 2026.
Search for one-way flight options from Des Moines to Seattle. Find affordable one-way fares based on user searches. Data last updated June 8, 2026.
This Southwest deal was found by Cheapflights users on 6/8. 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.
Tue 8/256:40 pm
DSM
- SEA
1 stop6h 25m
Southwest
Deal found 6/8![Southwest logo]()
$122
This Southwest deal was found by Cheapflights users on 6/8. 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.
Wed 8/262:40 pm
DSM
- SEA
1 stop10h 55m
Southwest
Deal found 6/8![Southwest logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 7/2010:01 pm
DSM
- SEA
1 stop14h 38m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$128
This Booking.com deal was found by Cheapflights users on 6/3. 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.
Wed 7/12:16 pm
DSM
- SEA
1 stop21h 32m
Frontier
Deal found 6/3![Frontier logo]()
$141
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Wed 8/55:17 pm
DSM
- SEA
1 stop7h 53m
United Airlines
Deal found 6/8![United Airlines logo]()
$144
This Delta deal was found by Cheapflights users on 6/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:56 pm
DSM
- SEA
1 stop6h 04m
Delta
Deal found 6/5![Delta logo]()
$152
This Delta deal was found by Cheapflights users on 6/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:35 am
DSM
- SEA
1 stop11h 20m
Delta
Deal found 6/5![Delta logo]()
$157
This Mytrip deal was found by Cheapflights users on 6/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/202:19 pm
DSM
- SEA
1 stop20h 58m
Frontier
Deal found 6/6![Frontier logo]()
$160
This United Airlines deal was found by Cheapflights users on 6/5. 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.
Sat 9/191:35 pm
DSM
- SEA
1 stop6h 07m
United Airlines
Deal found 6/5![United Airlines logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 6/6. 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.
Mon 6/299:56 pm
DSM
- SEA
1 stop14h 39m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$179
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 June 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $242 (Kiwi.com) |
One-way from | $122 (Southwest) |
Popular in | January |
Cheapest in | October |
Average price | $486 |
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 June 8, 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
Tue 7/28
5:52 pm-11:58 pm
1 stop8h 06m
Seattle/Tacoma Intl
Wed 8/5
6:05 am-2:04 pm
1 stop5h 59m
$413
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
Wed 8/26
1:35 pm-9:58 pm
2 stops10h 23m
Seattle/Tacoma Intl
Sat 9/5
5:20 pm-10:26 am
2 stops15h 06m
$419
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
Thu 8/20
12:05 pm-9:15 pm
2 stops11h 10m
Seattle/Tacoma Intl
Wed 8/26
5:55 am-5:45 pm
2 stops9h 50m
$420
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
Thu 8/20
12:05 pm-9:15 pm
2 stops11h 10m
Seattle/Tacoma Intl
Thu 8/27
5:00 am-3:10 pm
2 stops8h 10m
$435
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
Fri 8/28
11:32 am-9:41 pm
2 stops12h 09m
Seattle/Tacoma Intl
Sat 9/5
5:20 pm-10:26 am
2 stops15h 06m
$435
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
Sat 8/15
4:50 pm-9:30 pm
1 stop6h 40m
Seattle/Tacoma Intl
Mon 8/17
5:00 am-3:10 pm
2 stops8h 10m
$438
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
Thu 8/27
12:05 pm-9:15 pm
2 stops11h 10m
Seattle/Tacoma Intl
Sun 8/30
5:55 am-6:30 pm
2 stops10h 35m
$457
Quickest round-trip
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
Wed 7/1
6:50 am-12:58 pm
1 stop8h 08m
Seattle/Tacoma Intl
Sat 7/4
9:05 am-4:54 pm
1 stop5h 49m
$466
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
Wed 7/1
3:24 pm-11:16 pm
1 stop9h 52m
Seattle/Tacoma Intl
Sat 7/4
5:00 am-12:47 pm
1 stop5h 47m
$466
Des MoinesSeattle
DSM - SEA
DSMSEA
Des Moines
Wed 6/24
12:10 pm-7:20 pm
1 stop9h 10m
Seattle/Tacoma Intl
Wed 7/1
5:15 am-3:05 pm
1 stop7h 50m
$469
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 June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 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.
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?
To ensure you get the cheapest price possible for a flight from Des Moines to Seattle, you should look to book at least 3 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, October is the cheapest month in which you can book a flight from Des Moines to Seattle (average of $382). Flying from Des Moines to Seattle in January is currently the most expensive (average of $527). 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.
How much does it cost to fly round-trip from Des Moines to Seattle?
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.
Chicago (ORD) – chosen by Cheapflights users on 50% 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 $311.
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 Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 7h 15m.
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 June 8, 2026.
Read reviews from past customers who have flown Alaska Airlines,Southwest, andDelta 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.
Entertainment
7.0
Boarding
8.1
Overall
7.9
Crew
8.5
Food
7.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Entertainment
7.0
Boarding
8.1
Overall
7.9
Crew
8.5
Food
7.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Entertainment
7.0
Boarding
8.1
Overall
7.9
Crew
8.5
Food
7.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Entertainment
7.0
Boarding
8.1
Overall
7.9
Crew
8.5
Food
7.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Entertainment
7.0
Boarding
8.1
Overall
7.9
Crew
8.5
Food
7.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Entertainment
7.0
Boarding
8.1
Overall
7.9
Crew
8.5
Food
7.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
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 locationsSeaTac
Tacoma
Lacey
Ocean Shores
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
Lakewood
Issaquah
Marysville
Shoreline
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Des Moines and Seattle flights
Browse other Des Moines and Seattle flight options. Last updated on June 8, 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 June 8, 2026.
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Other flights to Seattle
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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 June 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$138 | Average$290 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$277 | Average$458 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$300 | Average$464 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$336 | Average$486 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$406 | Average$504 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$502 | Average$625 | FlexibilityNo cancel fee | On-time75% |