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

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 Denver International to Seattle/Tacoma Intl

(Round-trip)
Depart: Tue Aug 18 2015 Return: Tue Aug 25 2015 Trip spans 8 days
Frontier
Frontier
DEN
3:45a
SEA
6:30a
2h 45m
nonstop
SEA
11:15a
DEN
1:50p
2h 35m
nonstop
Depart: Wed Aug 19 2015 Return: Tue Aug 25 2015 Trip spans 7 days
Frontier
Frontier
DEN
4:30p
SEA
7:15p
2h 45m
nonstop
SEA
3:45p
DEN
6:16p
2h 31m
nonstop
Depart: Tue Aug 25 2015 Return: Wed Aug 26 2015 Trip spans 2 days
Frontier
Frontier
DEN
8:40a
SEA
11:21a
2h 41m
nonstop
SEA
3:45p
DEN
6:16p
2h 31m
nonstop
Depart: Wed Aug 26 2015 Return: Tue Sep 1 2015 Trip spans 7 days
Frontier
Frontier
DEN
4:30p
SEA
7:15p
2h 45m
nonstop
SEA
11:15a
DEN
1:50p
2h 35m
nonstop
Depart: Tue Sep 1 2015 Return: Wed Sep 2 2015 Trip spans 2 days
Frontier
Frontier
DEN
8:40a
SEA
11:21a
2h 41m
nonstop
SEA
11:15a
DEN
1:50p
2h 35m
nonstop
Depart: Wed Sep 2 2015 Return: Wed Sep 9 2015 Trip spans 8 days
Frontier
Frontier
DEN
3:54a
SEA
6:45a
2h 51m
nonstop
SEA
3:35p
DEN
6:06p
2h 31m
nonstop
Depart: Tue Sep 8 2015 Return: Wed Sep 9 2015 Trip spans 2 days
Frontier
Frontier
DEN
4:15p
SEA
7:09p
2h 54m
nonstop
SEA
3:35p
DEN
6:06p
2h 31m
nonstop
Depart: Wed Sep 9 2015 Return: Tue Sep 15 2015 Trip spans 7 days
Frontier
Frontier
DEN
4:15p
SEA
7:09p
2h 54m
nonstop
SEA
6:30a
DEN
9:05a
2h 35m
nonstop
Depart: Tue Sep 15 2015 Return: Tue Sep 22 2015 Trip spans 8 days
Frontier
Frontier
DEN
4:15p
SEA
7:09p
2h 54m
nonstop
SEA
3:35p
DEN
6:06p
2h 31m
nonstop
Depart: Wed Sep 16 2015 Return: Tue Sep 22 2015 Trip spans 7 days
Frontier
Frontier
DEN
4:15p
SEA
7:09p
2h 54m
nonstop
SEA
6:30a
DEN
9:05a
2h 35m
nonstop
Depart: Tue Sep 22 2015 Return: Tue Sep 29 2015 Trip spans 8 days
Frontier
Frontier
DEN
3:55a
SEA
6:48a
2h 53m
nonstop
SEA
6:30a
DEN
9:05a
2h 35m
nonstop
Depart: Wed Sep 23 2015 Return: Tue Sep 29 2015 Trip spans 7 days
Frontier
Frontier
DEN
4:15p
SEA
7:09p
2h 54m
nonstop
SEA
3:25p
DEN
5:56p
2h 31m
nonstop
Depart: Tue Sep 29 2015 Return: Tue Oct 6 2015 Trip spans 8 days
Frontier
Frontier
DEN
3:55a
SEA
6:48a
2h 53m
nonstop
SEA
9:05a
DEN
11:39a
2h 34m
nonstop
Depart: Tue Oct 6 2015 Return: Tue Oct 13 2015 Trip spans 8 days
Frontier
Frontier
DEN
12:45p
SEA
3:40p
2h 55m
nonstop
SEA
3:25p
DEN
5:56p
2h 31m
nonstop
Depart: Wed Oct 7 2015 Return: Wed Oct 14 2015 Trip spans 8 days
Frontier
Frontier
DEN
3:55a
SEA
6:48a
2h 53m
nonstop
SEA
3:25p
DEN
5:56p
2h 31m
nonstop
Depart: Mon Sep 28 2015 Return: Sat Oct 3 2015 Trip spans 6 days
Delta
Delta
DEN
3:20p
SEA
6:15p
2h 55m
nonstop
SEA
6:42a
DEN
9:23a
2h 41m
nonstop
Depart: Sat Oct 24 2015 Return: Sat Oct 31 2015 Trip spans 8 days
Alaska Airlines
Alaska Airlines
DEN
2:45p
SEA
5:30p
2h 45m
nonstop
SEA
3:25p
DEN
5:51p
2h 26m
nonstop
Depart: Thu Dec 24 2015 Return: Thu Dec 31 2015 Trip spans 8 days
United
United
DEN
5:00p
SEA
7:47p
2h 47m
nonstop
SEA
12:50p
DEN
3:22p
2h 32m
nonstop
Depart: Tue Aug 4 2015 Return: Tue Aug 25 2015 Trip spans 22 days
American Airlines
American Airlines
DEN
10:45a
SEA
4:25p
5h 40m
1 stop
SEA
4:25a
DEN
10:04a
5h 39m
1 stop
Depart: Sat Aug 8 2015 Return: Fri Aug 28 2015 Trip spans 21 days
US Airways
US Airways
DEN
10:45a
SEA
4:25p
5h 40m
1 stop
SEA
4:25a
DEN
10:04a
5h 39m
1 stop
Direct flights DEN to SEA on Delta
Flight # Depart DEN Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
5682 8:00 am 9:53 am Jul 30 - Aug 17
4757 8:05 am 9:59 am Sep 1 - Sep 1
5682 8:10 am 10:04 am Sep 2 - Sep 30
4445 8:15 am 10:07 am Aug 22 - Aug 29
5682 8:15 am 10:08 am Aug 18 - Aug 31
4776 10:30 am 12:25 pm Aug 1 - Aug 15
5751 10:30 am 12:25 pm Jul 30 - Aug 31
5751 10:30 am 12:28 pm Aug 22 - Aug 29
5751 10:33 am 12:30 pm Sep 1 - Sep 30
5680 12:00 pm 1:55 pm Aug 18 - Aug 31
5785 12:00 pm 1:55 pm Sep 5 - Sep 12
5785 12:00 pm 1:55 pm Sep 1 - Sep 11
5680 12:05 pm 2:00 pm Jul 30 - Aug 17
5680 12:05 pm 2:00 pm Aug 1 - Aug 15
4501 3:15 pm 5:10 pm Aug 1 - Aug 15
5686 4:30 pm 6:25 pm Aug 22 - Aug 29
4501 4:59 pm 6:54 pm Jul 30 - Aug 17
5779 4:59 pm 6:53 pm Sep 1 - Sep 8
4579 5:04 pm 6:59 pm Aug 18 - Aug 31
4460 6:59 pm 8:51 pm Aug 22 - Aug 29
5784 6:59 pm 8:52 pm Aug 18 - Aug 31
5840 6:59 pm 8:52 pm Jul 30 - Aug 17
4619 7:20 pm 9:14 pm Sep 6 - Sep 6
5848 7:20 pm 9:15 pm Sep 1 - Sep 12
Airports
Origin

Denver
$158
Destination

Seattle
$158