Denver to Seattle Flights (DEN-SEA) from $34

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Selected fares from Denver to Seattle

The cheapest prices found with in the last 7 days for return flights were $68 and $34 for one-way flights to Seattle for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Aug 21 - Wed, Aug 28
DEN
Denver Intl.
SEA
Seattle - Tacoma Intl.
$68 Roundtrip, found 1 hour ago
$68
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Wed, Aug 21 from Denver Intl. to Seattle - Tacoma Intl., returning Wed, Aug 28, priced at $68 found 1 hour ago
Sun Country Airlines
Thu, Jul 18 - Sun, Jul 21
DEN
Denver Intl.
SEA
Seattle - Tacoma Intl.
$176 Roundtrip, found 3 hours ago
$176
Roundtrip
found 3 hours ago
Select Sun Country Airlines flight, departing Thu, Jul 18 from Denver Intl. to Seattle - Tacoma Intl., returning Sun, Jul 21, priced at $176 found 3 hours ago
Delta
Mon, Aug 26 - Sat, Aug 31
COS
Colorado Springs
SEA
Seattle - Tacoma Intl.
$198 Roundtrip, found 3 days ago
$198
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Aug 26 from Colorado Springs to Seattle - Tacoma Intl., returning Sat, Aug 31, priced at $198 found 3 days ago

Save more with Seattle Flight + Hotel packages

Price found within the past 48 hours. Click for updated prices.
Staypineapple, The Maxwell Hotel, Seattle Center Seattle

Staypineapple, The Maxwell Hotel, Seattle Center Seattle

3.5 out of 5
Save 100% on your flight
per person
Jun 22 - Jun 28
Roundtrip flight included
Denver (DEN) to Seattle (SEA)
Mediterranean Inn

Mediterranean Inn

3 out of 5
Save 100% on your flight
per person
Jun 17 - Jun 21
Roundtrip flight included
Denver (DEN) to Seattle (SEA)
MarQueen Hotel

MarQueen Hotel

3.5 out of 5
Save 100% on your flight
per person
Jun 22 - Jun 28
Roundtrip flight included
Denver (DEN) to Seattle (SEA)
The Belltown Inn

The Belltown Inn

2.5 out of 5
Save 100% on your flight
per person
Jun 17 - Jun 21
Roundtrip flight included
Denver (DEN) to Seattle (SEA)
Hotel Andra Seattle MGallery Hotel Collection

Hotel Andra Seattle MGallery Hotel Collection

4 out of 5
Save 100% on your flight
per person
Jun 17 - Jun 21
Roundtrip flight included
Denver (DEN) to Seattle (SEA)
The Edgewater Hotel

The Edgewater Hotel

4 out of 5
Save 100% on your flight
per person
Jun 17 - Jun 21
Roundtrip flight included
Denver (DEN) to Seattle (SEA)
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