Outbound | Return | Airlines | Shop | Baggage | Price | ||
---|---|---|---|---|---|---|---|
Best option Denver Seattle-Tacoma | Outbound 10/18/25 direct F93405 03h 02min | Return 11/17/25 direct F93406 02h 51min | | ![]() | ? | $148 | |
Denver Seattle-Tacoma | Outbound 10/18/25 direct F93405 03h 02min | Return 11/17/25 direct F93406 02h 51min | | ![]() | $155 | ||
Denver Seattle-Tacoma | Outbound 11/03/25 direct F93405 03h 02min | Return 11/12/25 direct F93406 02h 51min | | ![]() | ? | $165 | |
Denver Seattle-Tacoma | Outbound 11/03/25 1 Stopover (PDX) AS0679, AS2190 04h 25min | Return 11/12/25 direct AS0682 02h 44min | | ![]() | $172 | ||
Denver Seattle-Tacoma | Outbound 11/03/25 1 Stopover (PDX) AS0679, AS2190 04h 25min | Return 11/12/25 direct AS0642 02h 44min | | ![]() | ? | $174 | |
Denver Seattle-Tacoma | Outbound 10/18/25 direct AS0620 02h 59min | Return 11/17/25 direct AS0642 02h 44min | | ![]() | ? | $177 | |
Denver Seattle-Tacoma | Outbound 11/03/25 1 Stopover (ONT) F91261, F93164 06h 11min | Return 11/12/25 direct AS0642 02h 44min | | ![]() | $178 | ||
Denver Seattle-Tacoma | Outbound 09/04/25 direct F91175 03h 05min | Return 09/28/25 direct F91176 02h 52min | | ![]() | $181 | ||
Denver Seattle-Tacoma | Outbound 10/18/25 direct F93405 03h 02min | Return 11/17/25 direct AS0642 02h 44min | | ![]() | ? | $182 | |
Denver Seattle-Tacoma | Outbound 10/18/25 direct AS0620 02h 59min | Return 11/17/25 direct AS0642 02h 44min | | ![]() | $182 |
Stops
- Direct flight
Airline
- Frontier Airlines
- Alaska Airlines
- Hawaiian Airlines
- United Airlines
- Southwest 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 | $ 147,77 |
---|---|
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 $ 109
- Flight Denver - San Francisco from $ 169
- Flight Denver - Miami from $ 206
- Flight Denver - New York from $ 223
- Flight Denver - Los Angeles from $ 134
- Flight Denver - Chicago from $ 170
- Flight Denver - New York from $ 226
- Flight Denver - Tampa from $ 184
- Flight Denver - Dallas from $ 144
- Flight Denver - Phoenix - Sky Harbor from $ 124
Alternative flights to Seattle-Tacoma
- Flight San Francisco - Seattle-Tacoma from $ 116
- Flight New York - Seattle-Tacoma from $ 212
- Flight Los Angeles - Seattle-Tacoma from $ 134
- Flight Anchorage - Seattle-Tacoma from $ 293
- Flight Honolulu - Seattle-Tacoma from $ 363
- Flight Atlanta - Seattle-Tacoma from $ 233
- Flight Las Vegas - Seattle-Tacoma from $ 108
- Flight Miami - Seattle-Tacoma from $ 205
- Flight San Diego - Seattle-Tacoma from $ 152
- Flight Boston - Seattle-Tacoma from $ 178
Flight destinations with a similar price
- Flight Seattle-Tacoma - Amsterdam from $ 580
- Flight Seattle-Tacoma - Seoul Incheon from $ 899
- Flight Seattle-Tacoma - Vancouver from $ 264
- Flight Seattle-Tacoma - Toronto from $ 284
- Flight Seattle-Tacoma - Dusseldorf from $ 546
- Flight Seattle-Tacoma - Munich from $ 561
- Flight Seattle-Tacoma - Stuttgart from $ 546
- Flight Seattle-Tacoma - Hamburg from $ 537
- Flight Seattle-Tacoma - London from $ 511
- Flight Seattle-Tacoma - Bangkok from $ 689
Flight destinations with a similar price
- Flight Denver - Los Angeles from $ 134
- Flight Denver - Dallas from $ 144
- Flight Denver - San Diego from $ 145
- Flight Denver - Portland-Oregon from $ 145
- Flight Denver - Austin from $ 147