Find Cheap Flights from Seattle to Denver International

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 Seattle to Denver International

(Round-trip)
Depart: Tue May 9 2017 Return: Wed May 10 2017 Trip spans 2 days
United
United
SEA
8:45a
DEN
11:27a
2h 42m
nonstop
DEN
6:20p
SEA
9:16p
2h 56m
nonstop
Depart: Wed May 10 2017 Return: Thu May 11 2017 Trip spans 2 days
Major Airline
Major Airline
SEA
10:24a
DEN
1:04p
2h 40m
nonstop
DEN
7:55a
SEA
10:47a
2h 52m
nonstop
Depart: Tue May 16 2017 Return: Fri May 19 2017 Trip spans 4 days
Frontier
Frontier
SEA
2:45p
DEN
5:25p
2h 40m
nonstop
DEN
3:40p
SEA
6:31p
2h 51m
nonstop
Depart: Thu Jun 1 2017 Return: Wed Jun 7 2017 Trip spans 7 days
Delta
Delta
SEA
3:00p
DEN
5:48p
2h 48m
nonstop
DEN
2:45a
SEA
5:41a
2h 56m
nonstop
Depart: Wed May 17 2017 Return: Fri May 19 2017 Trip spans 3 days
Frontier
Frontier
SEA
2:24p
DEN
5:04p
2h 40m
nonstop
DEN
3:40p
SEA
6:31p
2h 51m
nonstop
Depart: Thu Aug 24 2017 Return: Wed Aug 30 2017 Trip spans 7 days
Major Airline
Major Airline
SEA
10:25p
DEN
12:53a
2h 28m
nonstop
DEN
12:10a
SEA
3:07a
2h 57m
nonstop
Depart: Mon May 15 2017 Return: Tue May 16 2017 Trip spans 2 days
United
United
SEA
11:41a
DEN
2:24p
2h 43m
nonstop
DEN
6:20p
SEA
9:16p
2h 56m
nonstop
Depart: Wed May 3 2017 Return: Tue May 9 2017 Trip spans 7 days
Frontier
Frontier
SEA
5:57a
DEN
8:40a
2h 43m
nonstop
DEN
4:20a
SEA
7:15a
2h 55m
nonstop
Depart: Sun Aug 20 2017 Return: Wed Aug 23 2017 Trip spans 4 days
Major Airline
Major Airline
SEA
10:25p
DEN
12:53a
2h 28m
nonstop
DEN
11:35a
SEA
2:31p
2h 56m
nonstop
Depart: Sat May 6 2017 Return: Tue May 9 2017 Trip spans 4 days
Frontier
Frontier
SEA
2:45p
DEN
5:25p
2h 40m
nonstop
DEN
11:55a
SEA
2:47p
2h 52m
nonstop
Depart: Fri May 12 2017 Return: Tue May 16 2017 Trip spans 5 days
United
United
SEA
11:41a
DEN
2:24p
2h 43m
nonstop
DEN
6:20p
SEA
9:16p
2h 56m
nonstop
Depart: Tue Jun 6 2017 Return: Tue Jun 13 2017 Trip spans 8 days
Delta
Delta
SEA
11:15a
DEN
2:13p
2h 58m
nonstop
DEN
3:00a
SEA
6:00a
3h 00m
nonstop
Depart: Sat May 13 2017 Return: Wed May 17 2017 Trip spans 5 days
Frontier
Frontier
SEA
2:24p
DEN
5:04p
2h 40m
nonstop
DEN
3:40p
SEA
6:31p
2h 51m
nonstop
Depart: Fri May 5 2017 Return: Sat May 13 2017 Trip spans 9 days
Major Airline
Major Airline
SEA
10:15p
DEN
12:48a
2h 33m
nonstop
DEN
11:40a
SEA
2:31p
2h 51m
nonstop
Depart: Wed Jun 7 2017 Return: Tue Jun 13 2017 Trip spans 7 days
Delta
Delta
SEA
9:19a
DEN
12:16p
2h 57m
nonstop
DEN
8:20a
SEA
11:22a
3h 02m
nonstop
Depart: Thu May 18 2017 Return: Sat May 20 2017 Trip spans 3 days
Frontier
Frontier
SEA
2:45p
DEN
5:25p
2h 40m
nonstop
DEN
3:40p
SEA
6:31p
2h 51m
nonstop
Depart: Fri Jun 2 2017 Return: Sun Jun 4 2017 Trip spans 3 days
United
United
SEA
1:35p
DEN
4:12p
2h 37m
nonstop
DEN
6:20p
SEA
9:13p
2h 53m
nonstop
Depart: Mon May 29 2017 Return: Sat Jun 3 2017 Trip spans 6 days
Major Airline
Major Airline
SEA
10:15p
DEN
12:51a
2h 36m
nonstop
DEN
12:25p
SEA
3:08p
2h 43m
nonstop
Depart: Fri May 19 2017 Return: Sat May 20 2017 Trip spans 2 days
Frontier
Frontier
SEA
2:24p
DEN
5:04p
2h 40m
nonstop
DEN
3:40p
SEA
6:31p
2h 51m
nonstop
Depart: Sat May 20 2017 Return: Sun May 21 2017 Trip spans 2 days
Frontier
Frontier
SEA
2:24p
DEN
5:04p
2h 40m
nonstop
DEN
11:55a
SEA
2:47p
2h 52m
nonstop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Why aren’t prices accurate 100% of the time?
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

Seattle
$117
Destination

Denver
$117
Airlines Airline reviews

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

Overall
5.3
Boarding
5.8
Crew
6.4
Comfort
4.8
Food
3.9
Entertainment
3.8