Cheap flights from Des Moines to Cascade Loop Scenic Byway from CA $300

View CA $300 flight on Tue, Oct. 14, 2025Opens in a new window

Popular airlines from Des Moines to Cascade Loop Scenic Byway

  • Air Canada

    Air Canada

  • WestJet

    WestJet

  • Flair Airlines

    Flair Airlines

  • American Airlines

    American Airlines

  • United

    United

  • Delta

    Delta

  • Porter Airlines

    Porter Airlines

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Cheap flights from Des Moines (DSM) to Cascade Loop Scenic Byway (SEA)

Prices were available within the past 7 days and start at CA $300 for one-way flights and CA $1,169 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Aug. 11 - Mon, Aug. 18
DSM
Des Moines
BLI
Bellingham
CA $1,169 Roundtrip, found 2 days ago
CA $1,169
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Aug. 11 from Des Moines to Bellingham, returning Mon, Aug. 18, priced at CA $1,169 found 2 days ago
Alaska Airlines
Mon, Aug. 11 - Mon, Aug. 18
DSM
Des Moines
BLI
Bellingham
CA $1,172 Roundtrip, found 2 days ago
CA $1,172
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Mon, Aug. 11 from Des Moines to Bellingham, returning Mon, Aug. 18, priced at CA $1,172 found 2 days ago
American Airlines
Mon, Aug. 11 - Mon, Aug. 18
DSM
Des Moines
BLI
Bellingham
CA $1,197 Roundtrip, found 2 days ago
CA $1,197
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Aug. 11 from Des Moines to Bellingham, returning Mon, Aug. 18, priced at CA $1,197 found 2 days ago
American Airlines
Mon, Aug. 11 - Mon, Aug. 18
DSM
Des Moines
BLI
Bellingham
CA $1,244 Roundtrip, found 2 days ago
CA $1,244
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Aug. 11 from Des Moines to Bellingham, returning Mon, Aug. 18, priced at CA $1,244 found 2 days ago
Alaska Airlines
Mon, Aug. 11 - Mon, Aug. 18
DSM
Des Moines
BLI
Bellingham
CA $1,246 Roundtrip, found 2 days ago
CA $1,246
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Mon, Aug. 11 from Des Moines to Bellingham, returning Mon, Aug. 18, priced at CA $1,246 found 2 days ago
Delta
Mon, Aug. 11 - Mon, Aug. 18
DSM
Des Moines
BLI
Bellingham
CA $1,509 Roundtrip, found 2 days ago
CA $1,509
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Aug. 11 from Des Moines to Bellingham, returning Mon, Aug. 18, priced at CA $1,509 found 2 days ago

Find the cheapest month to fly from Des Moines (DSM) to Seattle (SEA)

April is typically the cheapest month to fly

From CA $246 - CA $787 per traveller.

Graph displaying average flight prices per month

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