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

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youth
12-17
Child
2-11
Seat Infant
under 2
Lap Infant
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Seattle/Tacoma Intl to Denver International

(Round-trip)
Depart: Wed Sep 2 2015 Return: Wed Sep 16 2015 Trip spans 15 days
Frontier
Frontier
SEA
6:30a
DEN
9:03a
2h 33m
nonstop
DEN
3:55a
SEA
6:48a
2h 53m
nonstop
Depart: Wed Sep 16 2015 Return: Tue Sep 22 2015 Trip spans 7 days
Frontier
Frontier
SEA
3:35p
DEN
6:06p
2h 31m
nonstop
DEN
3:55a
SEA
6:48a
2h 53m
nonstop
Depart: Tue Nov 10 2015 Return: Wed Nov 18 2015 Trip spans 9 days
Frontier
Frontier
SEA
5:25a
DEN
7:55a
2h 30m
nonstop
DEN
2:45a
SEA
5:38a
2h 53m
nonstop
Depart: Wed Nov 11 2015 Return: Tue Nov 17 2015 Trip spans 7 days
Frontier
Frontier
SEA
2:25p
DEN
4:52p
2h 27m
nonstop
DEN
2:45a
SEA
5:38a
2h 53m
nonstop
Depart: Tue Sep 1 2015 Return: Mon Sep 21 2015 Trip spans 21 days
Frontier
Frontier
SEA
3:45p
DEN
6:16p
2h 31m
nonstop
DEN
4:15p
SEA
7:09p
2h 54m
nonstop
Depart: Wed Sep 9 2015 Return: Tue Sep 22 2015 Trip spans 14 days
Frontier
Frontier
SEA
3:35p
DEN
6:06p
2h 31m
nonstop
DEN
4:15p
SEA
7:09p
2h 54m
nonstop
Depart: Mon Sep 21 2015 Return: Tue Sep 22 2015 Trip spans 2 days
Frontier
Frontier
SEA
6:30a
DEN
9:05a
2h 35m
nonstop
DEN
3:55a
SEA
6:48a
2h 53m
nonstop
Depart: Wed Sep 30 2015 Return: Tue Oct 6 2015 Trip spans 7 days
Frontier
Frontier
SEA
3:25p
DEN
5:56p
2h 31m
nonstop
DEN
3:55a
SEA
6:48a
2h 53m
nonstop
Depart: Thu Oct 1 2015 Return: Tue Oct 6 2015 Trip spans 6 days
Frontier
Frontier
SEA
6:30a
DEN
9:05a
2h 35m
nonstop
DEN
3:55a
SEA
6:48a
2h 53m
nonstop
Depart: Fri Oct 2 2015 Return: Tue Oct 6 2015 Trip spans 5 days
Frontier
Frontier
SEA
3:25p
DEN
5:56p
2h 31m
nonstop
DEN
3:55a
SEA
6:48a
2h 53m
nonstop
Depart: Sat Oct 3 2015 Return: Tue Oct 6 2015 Trip spans 4 days
Frontier
Frontier
SEA
3:25p
DEN
5:56p
2h 31m
nonstop
DEN
3:55a
SEA
6:48a
2h 53m
nonstop
Depart: Sun Oct 4 2015 Return: Tue Oct 6 2015 Trip spans 3 days
Frontier
Frontier
SEA
9:05a
DEN
11:39a
2h 34m
nonstop
DEN
3:55a
SEA
6:48a
2h 53m
nonstop
Depart: Mon Oct 5 2015 Return: Tue Oct 6 2015 Trip spans 2 days
Frontier
Frontier
SEA
3:25p
DEN
5:56p
2h 31m
nonstop
DEN
3:55a
SEA
6:48a
2h 53m
nonstop
Depart: Tue Oct 6 2015 Return: Thu Oct 8 2015 Trip spans 3 days
Frontier
Frontier
SEA
3:25p
DEN
5:56p
2h 31m
nonstop
DEN
3:55a
SEA
6:48a
2h 53m
nonstop
Depart: Wed Oct 21 2015 Return: Thu Oct 22 2015 Trip spans 2 days
Frontier
Frontier
SEA
3:25p
DEN
5:56p
2h 31m
nonstop
DEN
3:55a
SEA
6:48a
2h 53m
nonstop
Depart: Wed Oct 28 2015 Return: Fri Oct 30 2015 Trip spans 3 days
Frontier
Frontier
SEA
3:25p
DEN
5:52p
2h 27m
nonstop
DEN
3:45a
SEA
6:38a
2h 53m
nonstop
Depart: Tue Feb 16 2016 Return: Mon Feb 22 2016 Trip spans 7 days
Delta
Delta
SEA
10:30a
DEN
1:05p
2h 35m
nonstop
DEN
5:45a
SEA
8:47a
3h 02m
nonstop
Depart: Thu Nov 19 2015 Return: Mon Nov 23 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
SEA
2:55p
DEN
5:17p
2h 22m
nonstop
DEN
2:00a
SEA
5:05a
3h 05m
nonstop
Depart: Wed Nov 25 2015 Return: Sat Dec 5 2015 Trip spans 11 days
United
United
SEA
12:35p
DEN
3:05p
2h 30m
nonstop
DEN
2:05p
SEA
5:01p
2h 56m
nonstop
Depart: Fri Jan 8 2016 Return: Sun Jan 10 2016 Trip spans 3 days
American Airlines
American Airlines
SEA
10:30a
DEN
1:00p
2h 30m
nonstop
DEN
6:05a
SEA
9:05a
3h 00m
nonstop
Direct flights SEA to DEN on Delta
Flight # Depart SEA Arrive DEN Sun Mon Tue Wed Thu Fri Sat Valid Between
5743 7:45 am 11:28 am Oct 1 - Oct 12
5785 7:45 am 11:27 am Sep 1 - Sep 11
5785 7:45 am 11:27 am Sep 5 - Sep 12
5785 7:45 am 11:27 am Sep 26 - Sep 30
5785 7:45 am 11:27 am Sep 13 - Sep 25
5785 7:45 am 11:27 am Sep 19 - Sep 19
4595 10:35 am 2:19 pm Sep 6 - Sep 6
5735 10:40 am 2:24 pm Sep 13 - Sep 30
5735 10:40 am 2:24 pm Sep 1 - Sep 12
5735 10:42 am 2:20 pm Oct 1 - Oct 26
5735 10:42 am 2:23 pm Oct 3 - Oct 31
4689 1:15 pm 4:57 pm Oct 3 - Oct 10
4721 1:15 pm 4:57 pm Oct 2 - Oct 23
5745 1:15 pm 4:58 pm Oct 1 - Oct 22
5761 1:35 pm 5:17 pm Sep 12 - Sep 30
5761 1:35 pm 5:17 pm Sep 1 - Sep 8
5778 5:15 pm 8:56 pm Sep 15 - Sep 15
5778 5:15 pm 8:56 pm Sep 22 - Sep 29
5778 5:15 pm 8:56 pm Sep 23 - Sep 30
5778 5:15 pm 8:56 pm Sep 1 - Sep 8
5778 5:15 pm 8:56 pm Sep 6 - Sep 11
5778 5:15 pm 8:56 pm Sep 12 - Sep 21
4849 5:20 pm 9:00 pm Oct 1 - Oct 12
5783 6:55 pm 10:38 pm Oct 1 - Oct 12
5783 6:55 pm 10:39 pm Sep 13 - Sep 30
5783 6:55 pm 10:39 pm Sep 1 - Sep 12
5783 7:05 pm 10:47 pm Sep 6 - Sep 6
Airports
Origin

Seattle
$99
Destination

Denver
$99