$80 Cheap American Airlines flights Seattle (SEA) to Denver (DEN)

View $80 flight on Wed, Feb 25, 2026Opens in a new window

$80 Cheap American Airlines flights Seattle (SEA) to Denver (DEN)

Prices were available within the past 7 days and start at $80 for one-way flights and $113 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Feb 25 - Sat, Feb 28
SEA
Seattle
DEN
Denver
$113 Roundtrip, found 16 hours ago
$113
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Wed, Feb 25 from Seattle to Denver, returning Sat, Feb 28, priced at $113 found 16 hours ago
American Airlines
Wed, Feb 25 - Sat, Feb 28
SEA
Seattle
DEN
Denver
$253 Roundtrip, found 16 hours ago
$253
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Wed, Feb 25 from Seattle to Denver, returning Sat, Feb 28, priced at $253 found 16 hours ago

Find the cheapest month to fly from Seattle (SEA) to Denver (DEN)

February is typically the cheapest month to fly

From $58 - $152 per traveler.

Alternative airports near Denver

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Denver Intl. DEN. Cheapest option available. Average driving time to city center is 32 minutes. Flights from $143
DEN
Denver Intl.
Cheapest
Average driving time to city center32 min
Flights from $143

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Denver Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Popular airline
Alaska Airlines
Distance
1635 km
Average flight time
3 hours 36 mins

Explore a world of travel with Expedia