Find Cheap Flights from Denver International to Seattle

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
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

(Round-trip)
Depart: Tue May 9 2017 Return: Wed May 10 2017 Trip spans 2 days
United
United
DEN
6:20p
SEA
9:16p
2h 56m
nonstop
SEA
11:41a
DEN
2:24p
2h 43m
nonstop
Depart: Thu May 11 2017 Return: Tue May 16 2017 Trip spans 6 days
Frontier
Frontier
DEN
4:20a
SEA
7:15a
2h 55m
nonstop
SEA
2:45p
DEN
5:25p
2h 40m
nonstop
Depart: Mon Aug 14 2017 Return: Wed Aug 23 2017 Trip spans 10 days
Major Airline
Major Airline
DEN
11:35a
SEA
2:31p
2h 56m
nonstop
SEA
1:15p
DEN
3:44p
2h 29m
nonstop
Depart: Wed Sep 13 2017 Return: Wed Sep 20 2017 Trip spans 8 days
Delta
Delta
DEN
4:00a
SEA
7:06a
3h 06m
nonstop
SEA
3:00p
DEN
5:41p
2h 41m
nonstop
Depart: Wed May 10 2017 Return: Tue May 16 2017 Trip spans 7 days
United
United
DEN
6:20p
SEA
9:16p
2h 56m
nonstop
SEA
1:35p
DEN
4:12p
2h 37m
nonstop
Depart: Thu May 18 2017 Return: Tue May 23 2017 Trip spans 6 days
Frontier
Frontier
DEN
11:55a
SEA
2:47p
2h 52m
nonstop
SEA
2:45p
DEN
5:25p
2h 40m
nonstop
Depart: Fri Aug 18 2017 Return: Tue Aug 22 2017 Trip spans 5 days
Major Airline
Major Airline
DEN
10:45p
SEA
1:45a
3h 00m
nonstop
SEA
2:55a
DEN
5:40a
2h 45m
nonstop
Depart: Tue Oct 3 2017 Return: Sat Oct 7 2017 Trip spans 5 days
Delta
Delta
DEN
6:30a
SEA
9:36a
3h 06m
nonstop
SEA
6:00a
DEN
8:48a
2h 48m
nonstop
Depart: Tue May 16 2017 Return: Wed May 17 2017 Trip spans 2 days
United
United
DEN
6:20p
SEA
9:16p
2h 56m
nonstop
SEA
1:35p
DEN
4:12p
2h 37m
nonstop
Depart: Sat May 20 2017 Return: Tue May 23 2017 Trip spans 4 days
Frontier
Frontier
DEN
3:40p
SEA
6:31p
2h 51m
nonstop
SEA
7:00a
DEN
9:40a
2h 40m
nonstop
Depart: Wed May 17 2017 Return: Tue May 23 2017 Trip spans 7 days
United
United
DEN
6:20p
SEA
9:16p
2h 56m
nonstop
SEA
1:35p
DEN
4:12p
2h 37m
nonstop
Depart: Thu Aug 17 2017 Return: Sat Aug 19 2017 Trip spans 3 days
Major Airline
Major Airline
DEN
3:00a
SEA
5:51a
2h 51m
nonstop
SEA
2:55a
DEN
5:40a
2h 45m
nonstop
Depart: Sat May 6 2017 Return: Tue May 9 2017 Trip spans 4 days
Frontier
Frontier
DEN
4:20a
SEA
7:15a
2h 55m
nonstop
SEA
2:45p
DEN
5:25p
2h 40m
nonstop
Depart: Sat Sep 2 2017 Return: Tue Sep 5 2017 Trip spans 4 days
Major Airline
Major Airline
DEN
12:10a
SEA
3:07a
2h 57m
nonstop
SEA
4:05a
DEN
6:37a
2h 32m
nonstop
Depart: Fri May 19 2017 Return: Tue May 23 2017 Trip spans 5 days
United
United
DEN
6:20p
SEA
9:16p
2h 56m
nonstop
SEA
1:35p
DEN
4:12p
2h 37m
nonstop
Depart: Sat May 13 2017 Return: Tue May 16 2017 Trip spans 4 days
Frontier
Frontier
DEN
3:40p
SEA
6:31p
2h 51m
nonstop
SEA
2:45p
DEN
5:25p
2h 40m
nonstop
Depart: Wed Jun 7 2017 Return: Mon Jun 12 2017 Trip spans 6 days
Delta
Delta
DEN
2:45a
SEA
5:41a
2h 56m
nonstop
SEA
3:00p
DEN
5:40p
2h 40m
nonstop
Depart: Tue May 2 2017 Return: Tue May 9 2017 Trip spans 8 days
United
United
DEN
3:55a
SEA
6:48a
2h 53m
nonstop
SEA
1:20a
DEN
4:02a
2h 42m
nonstop
Depart: Thu May 25 2017 Return: Sun May 28 2017 Trip spans 4 days
Frontier
Frontier
DEN
11:55a
SEA
2:47p
2h 52m
nonstop
SEA
2:45p
DEN
5:25p
2h 40m
nonstop
Depart: Fri May 5 2017 Return: Wed May 10 2017 Trip spans 6 days
Major Airline
Major Airline
DEN
6:55a
SEA
2:14p
7h 19m
1 stop
SEA
6:00a
DEN
11:28a
5h 28m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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Airports
Origin

Denver
$117
Destination

Seattle
$117
Airlines Airline reviews

390 travelers who booked a flight from Denver to Seattle rated their chosen airlines with an average of 5.2.

Overall
5.3
Boarding
5.8
Crew
6.3
Comfort
4.8
Food
4.0
Entertainment
3.9