
Popular airlines from Des Moines to Seaside
- American Airlines
American Airlines
- Alaska Airlines
Alaska Airlines
- Delta
Delta
- Plan, book, fly with confidence
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Cheap flights from Des Moines (DSM) to Seaside (PDX)
Prices were available within the past 7 days and start at CA $196 for one-way flights and CA $446 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Aug. 29 - Sun, Aug. 31
DSM
Des Moines
PDX
Portland
CA $446 Roundtrip, found 1 day ago
CA $446
Roundtrip
found 1 day ago

Fri, Aug. 29 - Sun, Aug. 31
DSM
Des Moines
PDX
Portland
CA $450 Roundtrip, found 1 day ago
CA $450
Roundtrip
found 1 day ago

Fri, Aug. 29 - Sun, Aug. 31
DSM
Des Moines
PDX
Portland
CA $481 Roundtrip, found 1 day ago
CA $481
Roundtrip
found 1 day ago

Fri, Aug. 29 - Sun, Aug. 31
DSM
Des Moines
PDX
Portland
CA $486 Roundtrip, found 1 day ago
CA $486
Roundtrip
found 1 day ago

Fri, Aug. 29 - Sun, Aug. 31
DSM
Des Moines
PDX
Portland
CA $515 Roundtrip, found 1 day ago
CA $515
Roundtrip
found 1 day ago

Fri, Aug. 29 - Sun, Aug. 31
DSM
Des Moines
PDX
Portland
CA $588 Roundtrip, found 1 day ago
CA $588
Roundtrip
found 1 day ago
Find the cheapest month to fly from Des Moines (DSM) to Portland (PDX)
September is typically the cheapest month to fly
From CA $162 - CA $579 per traveller.
Graph displaying average flight prices per month
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