
$55 Cheap Alaska Airlines flights Seattle (SEA) to Denver (DEN)
Prices were available within the past 7 days and start at $55 for one-way flights and $93 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Nov 18 - Tue, Dec 2
SEA
Seattle
DEN
Denver
$93 Roundtrip, found 5 days ago
$93
Roundtrip
found 5 days ago

Tue, Nov 18 - Tue, Dec 9
SEA
Seattle
DEN
Denver
$99 Roundtrip, found 11 hours ago
$99
Roundtrip
found 11 hours ago

Tue, Nov 18 - Tue, Dec 9
SEA
Seattle
DEN
Denver
$109 Roundtrip, found 11 hours ago
$109
Roundtrip
found 11 hours ago

Tue, Nov 18 - Tue, Dec 2
SEA
Seattle
DEN
Denver
$113 Roundtrip, found 5 days ago
$113
Roundtrip
found 5 days ago

Tue, Nov 18 - Tue, Dec 9
SEA
Seattle
DEN
Denver
$113 Roundtrip, found 11 hours ago
$113
Roundtrip
found 11 hours ago

Tue, Nov 18 - Tue, Dec 2
SEA
Seattle
DEN
Denver
$117 Roundtrip, found 5 days ago
$117
Roundtrip
found 5 days ago
Travel information
Origin airport | Seattle - Tacoma Intl. |
---|---|
Destination airport | Denver Intl. |
Airlines serving | Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, United |
Popular airline | Hawaiian Airlines |
Distance | 1635 km |
Average flight time | 3 hours 38 mins |
Explore a world of travel with Expedia
Most Popular Alaska Airlines Routes from Seattle
Most Popular Alaska Airlines Routes from Denver
- Albuquerque to Orlando (ABQ - MCO)
- Boston to Phuket (BOS - HKT)
- Medford to Pasco (MFR - PSC)
- Phoenix to Denver (PHX - DEN)
- Atlanta to Honolulu (ATL - HNL)
- Austin to Seattle (AUS - SEA)
- Baltimore to Spokane (BWI - GEG)
- Washington to Spokane (IAD - GEG)
- Atlanta to Las Vegas (ATL - LAS)
- Las Vegas to Eugene (LAS - EUG)
Popular Domestic Routes in Denver Intl.
- Las Vegas to Eugene (LAS - EUG)
- Palm Springs to San Francisco (PSP - SFO)
- Seattle Paine Field Intl. Airport to Phoenix (PAE - PHX)
- Chicago to Great Falls (ORD - GTF)
- Albuquerque to Orlando (ABQ - MCO)
- Houston to Las Vegas (IAH - LAS)
- Las Vegas to Eugene (LAS - EUG)
- Atlanta to Las Vegas (ATL - LAS)
- Austin to Seattle (AUS - SEA)
- Houston to Las Vegas (IAH - LAS)