Welcome | Sign out

Cheap Flights from Seattle to Denver - SEA to DEN

Did You Know?

13,296 seats are available per week to fly direct from Seattle, WA to Denver.
The quickest nonstop flight from Seattle, WA to Denver lasts 2:25.
4 airlines operate between Seattle, WA and Denver.
United Airlines has 470 connecting flights between Seattle, WA and Denver.
There are 3668 flights from Seattle, WA to Denver per week.
357,996 seats are available per week to fly from Seattle, WA to Denver.
Alaska Airlines has 28 nonstop flights between Seattle, WA and Denver.
32% of all flights from Seattle, WA to Denver arrive during afternoon hours.

Daily Non-stop Flight Schedules from Seattle - Tacoma (Sea-Tac) to Denver International

Airline
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Earliest Flight
Latest Flight
Alaska
0
0
0
5
5
4
5
7:00 AM
8:30 PM
Frontier
0
0
0
4
4
3
4
6:10 AM
7:48 PM
Southwest
0
0
0
4
4
3
3
5:35 AM
7:05 PM
United
0
0
0
5
5
3
3
5:30 AM
5:00 PM

Cheap Domestic Flights from Seattle - SEA

Flights
Airline
Lowest Price
United, Alaska, American, Sun Country, Frontier, Virgin America, Delta, US Airways
$266
Delta, Alaska, US Airways, American, Sun Country, United, Frontier, AirTran, Virgin America
$264
US Airways, United, Delta, Alaska
$172
Virgin America, American, Delta, United, Alaska, US Airways, Hawaiian, Frontier
$177
United, Delta, US Airways, Alaska, Frontier, AirTran, American
$322
US Airways, United, Frontier, Delta, Alaska, American, JetBlue, Virgin America
$197
AirTran, Virgin America, Frontier, US Airways, American, Alaska, United, Sun Country, JetBlue
$322
Delta, Alaska, United, US Airways, American, Sun Country, Frontier
$257
Frontier, US Airways, Alaska, United, Delta
$210
United, Frontier, Delta, Alaska, American, US Airways, Sun Country
$266

Cheap Domestic Flights to Denver - DEN

Flights
Airline
Lowest Price
Delta, Alaska, Frontier, United, Spirit, US Airways, American
$145
Frontier, Alaska, Delta
$145
United, Delta, Alaska, US Airways
$380
Delta, Alaska
$380
Alaska, Delta
$372
Delta, Alaska, US Airways, United, American, Frontier, Virgin America, Spirit
$247
United, Delta, Alaska, US Airways
$306
American, United, Frontier, Delta, Alaska, Virgin America, Spirit, US Airways
$264
United, Delta, JetBlue, Virgin America, Frontier, Alaska, US Airways, American, Spirit
$177
Alaska, Virgin America, Frontier, Hawaiian, Spirit, American, United, US Airways, Delta
$197
United, Delta, Alaska, American, US Airways, Spirit, Frontier, AirTran
$322
Spirit, Frontier, United, Delta, Alaska, US Airways, American
$197
JetBlue, United, Alaska, US Airways, American, Spirit, Frontier, Virgin America, AirTran
$299

Cheap International Flights to Denver - DEN

Flights
Airline
Lowest Price
Air Canada, United, Alaska, American, US Airways, Delta
CAD479
Air Canada, United, Delta, Alaska
CAD511
Air Canada
CAD1106
Air Canada
CAD1397
Air Canada
CAD1328
American, WestJet, US Airways, Alaska, Delta, United, Air Canada
CAD280
American, WestJet, Air Canada, Delta, United, Alaska, US Airways
CAD328
Cheap Flights from Seattle to Denver, from $145 Round trip from SEA to DEN