Denver (DEN) to Seattle / Tacoma (SEA) flight deal from $45 USD in economy class – flightdeals.net

Home Premium Fare Deals About Pricing

Alaska Airlines, Inc.

ASAlaska Airlines, Inc.

One Way•Economy

Denver International Airport

Denver, United States

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

$124 USD

-64%$45 USD

Verified Oct 4, 2025 at 1:08 AM

November 2025

Mon

Tue

Wed

Thu

Fri

Sat

Sun

27$119 28$55 29$55 30$90 31$90 1$55 2$119 3$69 4$45 5$45 6$45 7$45 8$45 9$119 10$45 11$89 12$45 13$45 14$45 15$45 16$69 17$45 18$45 19$45 20$99 21$144 22$114 23$109 24$79 25$119 26$89 27$109 28$79 29$144 30$255

Rare Availability

9% of dates checked are available within 10% of the lowest price

Thursday, November 13th, 2025

Outbound Flights

·

→

·

→

·

→