| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Best option Denver Seattle-Tacoma | Outbound 11/09/25 direct F91175 03h 13min | Return 12/07/25 direct F93406 02h 51min |  Frontier Airlines |  | $66 | ||
| Denver Seattle-Tacoma | Outbound 11/09/25 direct F91175 03h 13min | Return 12/07/25 direct F93406 02h 51min | Frontier Airlines |  | $71 | ||
| Denver Seattle-Tacoma | Outbound 11/09/25 direct F91175 03h 13min | Return 12/07/25 direct F93406 02h 51min | Frontier Airlines |  | ? | $78 | |
| Denver Seattle-Tacoma | Outbound 11/09/25 direct F91175 03h 13min | Return 12/07/25 direct F93406 02h 51min | Frontier Airlines |  | ? | $92 | |
| Denver Seattle-Tacoma | Outbound 11/09/25 direct F91175 03h 13min | Return 12/07/25 direct HA6652 02h 45min | Frontier Airlines |  | ? | $127 | |
| Denver Seattle-Tacoma | Outbound 02/13/26 direct AS0785 03h 00min | Return 02/26/26 direct AS0642 02h 44min |  Alaska Airlines |  | ? | $214 | |
| Denver Seattle-Tacoma | Outbound 02/13/26 direct AS0785 03h 00min | Return 02/26/26 direct F93406 02h 53min | Alaska Airlines | | $215 | ||
| Denver Seattle-Tacoma | Outbound 02/13/26 direct HA4820 03h 00min | Return 02/26/26 direct F93406 02h 53min |  Hawaiian Airlines | | $224 | ||
| Denver Seattle-Tacoma | Outbound 02/13/26 direct AS0643 03h 00min | Return 02/26/26 direct AS0642 02h 44min | Alaska Airlines | | ? | $235 | |
| Denver Seattle-Tacoma | Outbound 11/09/25 direct UA2013 03h 05min | Return 12/07/25 direct UA0757 02h 41min |  United Airlines |  | ? | $242 |
Stops
- Direct flight
Airline
- Alaska Airlines
- Frontier Airlines
- Hawaiian Airlines
- United Airlines
- American Airlines
Tips and tricks to help you find cheap flights from Denver to Seattle Tacoma
Favorite airline: Frontier Airlines
Frontier Airlines is the most popular airline for flights from Denver to Seattle-Tacoma.
Frontier Airlines
50 %
Delta
22 %
United Airlines
17 %
Direct flights are cheaper
Compared to flights with a stopover, direct flights are $227.00 cheaper on this route.
non stop flight
1 stop
03h 00min
07h 28min
$160
$387
The favorite connection is non-stop
Flights from Denver to Seattle-Tacoma are most often booked as a direct flight.
Route
bookings
Direct flights
03h 00min, from $160
94 %
1 stopover Salt Lake City International Airport, UT
07h 28min, from $387
6 %
Important flight information
Flight information: Denver - Seattle-Tacoma
| Roundtrip from | $66.00 |
|---|---|
| Flight duration | min. 03:00 / max. 09:35 |
| Return flight duration | min. 02:30/ max. 07:05 |
| Distance | 1647 km |
| Flights per week | 159 |
| Departure airport | Airport Denver International Airport, CO (DEN) |
| Arrival airport | Airport Seattle-Tacoma International Airport, WA (SEA) |
| Destination country | Flights to United States |
Alternative routes to United States
- Flight Denver - Las Vegas from $107
- Flight Denver - San Francisco from $64
- Flight Denver - Miami from $154
- Flight Denver - New York from $237
- Flight Denver - Los Angeles from $121
- Flight Denver - Chicago from $135
- Flight Denver - New York from $237
- Flight Denver - Tampa from $119
- Flight Denver - Dallas from $78
- Flight Denver - Phoenix - Sky Harbor from $77
Alternative flights to Seattle-Tacoma
- Flight San Francisco - Seattle-Tacoma from $191
- Flight New York - Seattle-Tacoma from $196
- Flight Los Angeles - Seattle-Tacoma from $233
- Flight Anchorage - Seattle-Tacoma from $272
- Flight Atlanta - Seattle-Tacoma from $211
- Flight Boston - Seattle-Tacoma from $215
- Flight Chicago - Seattle-Tacoma from $176
- Flight Chicago O'Hare - Seattle-Tacoma from $176
- Flight Dallas - Seattle-Tacoma from $225
- Flight Washington-DC - Seattle-Tacoma from $207
Flight destinations with a similar price
- Flight Seattle-Tacoma - Amsterdam from $863
- Flight Seattle-Tacoma - Frankfurt from $901
- Flight Seattle-Tacoma - Berlin from $376
- Flight Seattle-Tacoma - Dusseldorf from $1,210
- Flight Seattle-Tacoma - Munich from $853
- Flight Seattle-Tacoma - Manila from $806
- Flight Seattle-Tacoma - Istanbul from $792
Flight destinations with a similar price
- Flight Denver - San Francisco from $64
- Flight Denver - Dallas from $78
- Flight Denver - Phoenix - Sky Harbor from $77
- Flight Denver - Minneapolis from $79
- Flight Denver - Salt Lake City from $66
- Flight Denver - San Diego from $62