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Find Flight Deals from Seattle/Tacoma Intl to Denver International (SEA - DEN)

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Seattle/Tacoma Intl to Denver International

(Round-trip)
Depart: Sat Jan 17 2015 Return: Sat Jan 24 2015 Trip spans 8 days
Frontier
Frontier
SEA
2:55p
DEN
5:23p
2h 28m
nonstop
DEN
12:22p
SEA
3:15p
2h 53m
nonstop
Depart: Tue Jan 20 2015 Return: Wed Jan 21 2015 Trip spans 2 days
Frontier
Frontier
SEA
2:45p
DEN
5:13p
2h 28m
nonstop
DEN
12:12p
SEA
3:05p
2h 53m
nonstop
Depart: Wed Jan 21 2015 Return: Sat Jan 24 2015 Trip spans 4 days
Frontier
Frontier
SEA
2:45p
DEN
5:13p
2h 28m
nonstop
DEN
12:22p
SEA
3:15p
2h 53m
nonstop
Depart: Sat Jan 24 2015 Return: Tue Jan 27 2015 Trip spans 4 days
Frontier
Frontier
SEA
2:55p
DEN
5:23p
2h 28m
nonstop
DEN
12:12p
SEA
3:05p
2h 53m
nonstop
Depart: Mon Jan 26 2015 Return: Wed Jan 28 2015 Trip spans 3 days
Frontier
Frontier
SEA
2:50p
DEN
5:18p
2h 28m
nonstop
DEN
2:40a
SEA
5:33a
2h 53m
nonstop
Depart: Tue Jan 27 2015 Return: Sat Jan 31 2015 Trip spans 5 days
Frontier
Frontier
SEA
2:50p
DEN
5:18p
2h 28m
nonstop
DEN
12:22p
SEA
3:15p
2h 53m
nonstop
Depart: Wed Jan 28 2015 Return: Sat Jan 31 2015 Trip spans 4 days
Frontier
Frontier
SEA
2:50p
DEN
5:18p
2h 28m
nonstop
DEN
12:22p
SEA
3:15p
2h 53m
nonstop
Depart: Sat Jan 31 2015 Return: Tue Feb 3 2015 Trip spans 4 days
Frontier
Frontier
SEA
2:55p
DEN
5:23p
2h 28m
nonstop
DEN
12:12p
SEA
3:05p
2h 53m
nonstop
Depart: Mon Feb 2 2015 Return: Tue Feb 3 2015 Trip spans 2 days
Frontier
Frontier
SEA
2:50p
DEN
5:18p
2h 28m
nonstop
DEN
12:12p
SEA
3:05p
2h 53m
nonstop
Depart: Wed Feb 4 2015 Return: Tue Feb 10 2015 Trip spans 7 days
Frontier
Frontier
SEA
2:50p
DEN
5:18p
2h 28m
nonstop
DEN
12:12p
SEA
3:05p
2h 53m
nonstop
Depart: Tue Feb 10 2015 Return: Wed Feb 11 2015 Trip spans 2 days
Frontier
Frontier
SEA
2:50p
DEN
5:18p
2h 28m
nonstop
DEN
2:40a
SEA
5:33a
2h 53m
nonstop
Depart: Wed Feb 11 2015 Return: Mon Feb 16 2015 Trip spans 6 days
Frontier
Frontier
SEA
2:50p
DEN
5:18p
2h 28m
nonstop
DEN
2:40a
SEA
5:33a
2h 53m
nonstop
Depart: Sat Feb 14 2015 Return: Mon Feb 16 2015 Trip spans 3 days
Frontier
Frontier
SEA
2:55p
DEN
5:23p
2h 28m
nonstop
DEN
2:40a
SEA
5:33a
2h 53m
nonstop
Depart: Tue Feb 24 2015 Return: Tue Mar 3 2015 Trip spans 8 days
Frontier
Frontier
SEA
2:50p
DEN
5:18p
2h 28m
nonstop
DEN
2:49a
SEA
5:37a
2h 48m
nonstop
Depart: Sat Jun 6 2015 Return: Mon Jun 15 2015 Trip spans 10 days
Alaska Airlines
Alaska Airlines
SEA
2:40a
DEN
5:15a
2h 35m
nonstop
DEN
7:25a
SEA
10:15a
2h 50m
nonstop
Depart: Wed Jun 10 2015 Return: Mon Jun 15 2015 Trip spans 6 days
Delta
Delta
SEA
9:55a
DEN
12:30p
2h 35m
nonstop
DEN
12:55p
SEA
3:50p
2h 55m
nonstop
Depart: Sat Mar 14 2015 Return: Sun Mar 15 2015 Trip spans 2 days
Multiple Airlines
Multiple Airlines
SEA
9:05a
DEN
4:25p
7h 20m
1 stop
DEN
3:49a
SEA
6:37a
2h 48m
nonstop
Depart: Fri Jun 19 2015 Return: Sat Jun 27 2015 Trip spans 9 days
American Airlines
American Airlines
SEA
4:25p
DEN
7:02p
2h 37m
nonstop
DEN
2:25p
SEA
5:16p
2h 51m
nonstop
Depart: Fri Jun 12 2015 Return: Wed Jun 17 2015 Trip spans 6 days
US Airways
US Airways
SEA
8:15p
DEN
3:08a
6h 53m
1 stop
DEN
2:00a
SEA
7:31a
5h 31m
1 stop
Depart: Fri Jun 5 2015 Return: Mon Jun 15 2015 Trip spans 11 days
United
United
SEA
8:30p
DEN
4:07a
7h 37m
1 stop
DEN
5:55p
SEA
8:42p
2h 47m
nonstop
Change your search
Direct flights SEA to DEN on Delta
Flight # Depart SEA Arrive DEN Sun Mon Tue Wed Thu Fri Sat Valid Between
7661 7:35 am 11:06 am Jan 5 - Jan 10
7661 7:35 am 11:06 am Jan 2 - Jan 8
7661 7:35 am 11:08 am Jan 11 - Feb 6
7661 7:35 am 11:06 am Dec 24 - Jan 4
7661 7:35 am 11:08 am Jan 17 - Feb 7
7513 1:25 pm 5:00 pm Jan 20 - Feb 6
7513 1:25 pm 4:57 pm Jan 3 - Jan 10
7513 1:25 pm 4:57 pm Jan 4 - Jan 5
7513 1:25 pm 5:00 pm Jan 11 - Jan 19
7513 1:25 pm 5:00 pm Jan 13 - Jan 17
7693 7:35 pm 10:56 pm Dec 25 - Jan 4
7693 7:35 pm 10:56 pm Dec 31 - Jan 7
7693 7:35 pm 10:56 pm Jan 8 - Jan 9
7693 7:35 pm 10:56 pm Jan 10 - Jan 10
7693 7:35 pm 10:59 pm Jan 11 - Jan 17
7693 7:35 pm 10:59 pm Jan 22 - Jan 30
7693 7:35 pm 10:59 pm Jan 26 - Feb 4
7693 7:35 pm 10:59 pm Jan 13 - Jan 21
7487 8:35 pm 11:56 pm Jan 10 - Jan 10
7499 8:35 pm 11:59 pm Jan 11 - Feb 4
7499 8:35 pm 11:56 pm Dec 31 - Jan 5
7499 8:35 pm 11:59 pm Jan 16 - Jan 30
7499 8:35 pm 11:56 pm Jan 9 - Jan 9
7499 8:35 pm 11:56 pm Jan 1 - Jan 8
Airports
Origin

Seattle
$145
Destination

Denver
$145