Cheapest return flights from Denver to Seattle in February from 36€

Best time to book flights for Denver (DEN) to Seattle (SEA) flights at AirHint

AirHint found the following cheapest return flights from Denver (DEN) to Seattle (SEA) in February 2025 (see full year).

Return flights

06 Feb - 09 Feb Frontier Airlines direct
19 Feb - 21 Feb Frontier Airlines direct
07 Feb - 09 Feb Frontier Airlines direct
21 Feb - 24 Feb Frontier Airlines direct
05 Feb - 09 Feb Frontier Airlines
17 Feb - 21 Feb Frontier Airlines direct
10 Feb - 10 Feb Frontier Airlines
03 Feb - 06 Feb Frontier Airlines
14 Feb - 17 Feb Frontier Airlines direct
05 Feb - 09 Feb Alaska Airlines direct
28 Feb - 06 Mar Frontier Airlines direct

Also check the deals for one-way flights from Denver to Seattle in February.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Seattle

Cheap car rent in Seattle