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

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/Tacoma Intl to Denver International

(Round-trip)
Depart: Thu Apr 13 2017 Return: Wed Apr 19 2017 Trip spans 7 days
Frontier
Frontier
SEA
2:55p
DEN
5:33p
2h 38m
nonstop
DEN
2:00a
SEA
4:58a
2h 58m
nonstop
Depart: Mon May 15 2017 Return: Wed May 17 2017 Trip spans 3 days
Major Airline
Major Airline
SEA
10:15p
DEN
12:51a
2h 36m
nonstop
DEN
12:20a
SEA
3:15a
2h 55m
nonstop
Depart: Tue Aug 1 2017 Return: Tue Aug 8 2017 Trip spans 8 days
American Airlines
American Airlines
SEA
2:00a
DEN
7:50a
5h 50m
1 stop
DEN
10:30a
SEA
7:27p
8h 57m
1 stop
Depart: Sun Apr 30 2017 Return: Mon May 1 2017 Trip spans 2 days
Alaska Airlines
Alaska Airlines
SEA
2:15a
DEN
4:48a
2h 33m
nonstop
DEN
4:25p
SEA
7:16p
2h 51m
nonstop
Depart: Sat May 6 2017 Return: Tue May 9 2017 Trip spans 4 days
United
United
SEA
6:37a
DEN
9:18a
2h 41m
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
3:50a
DEN
6:53a
3h 03m
nonstop
DEN
1:45p
SEA
4:40p
2h 55m
nonstop
Depart: Sat Apr 15 2017 Return: Fri Apr 21 2017 Trip spans 7 days
Frontier
Frontier
SEA
2:55p
DEN
5:33p
2h 38m
nonstop
DEN
3:40p
SEA
6:35p
2h 55m
nonstop
Depart: Fri Apr 14 2017 Return: Wed Apr 19 2017 Trip spans 6 days
Frontier
Frontier
SEA
5:55a
DEN
8:39a
2h 44m
nonstop
DEN
2:00a
SEA
4:58a
2h 58m
nonstop
Depart: Thu Sep 7 2017 Return: Sun Sep 10 2017 Trip spans 4 days
Spirit Airlines
Spirit Airlines
SEA
5:30a
DEN
3:30p
10h 00m
1 stop
DEN
11:30a
SEA
5:30p
6h 00m
1 stop
Depart: Fri Apr 21 2017 Return: Tue Apr 25 2017 Trip spans 5 days
Frontier
Frontier
SEA
2:35p
DEN
5:18p
2h 43m
nonstop
DEN
12:15p
SEA
3:10p
2h 55m
nonstop
Depart: Tue Aug 8 2017 Return: Wed Aug 9 2017 Trip spans 2 days
American Airlines
American Airlines
SEA
2:00a
DEN
7:50a
5h 50m
1 stop
DEN
10:30a
SEA
7:27p
8h 57m
1 stop
Depart: Sat Apr 22 2017 Return: Tue May 2 2017 Trip spans 11 days
Frontier
Frontier
SEA
2:35p
DEN
5:18p
2h 43m
nonstop
DEN
4:20a
SEA
7:15a
2h 55m
nonstop
Depart: Fri May 5 2017 Return: Tue May 9 2017 Trip spans 5 days
Alaska Airlines
Alaska Airlines
SEA
3:45p
DEN
6:12p
2h 27m
nonstop
DEN
4:25p
SEA
7:08p
2h 43m
nonstop
Depart: Thu Jun 1 2017 Return: Tue Jun 6 2017 Trip spans 6 days
Major Airline
Major Airline
SEA
10:45a
DEN
1:25p
2h 40m
nonstop
DEN
8:46a
SEA
11:40a
2h 54m
nonstop
Depart: Wed Jun 14 2017 Return: Fri Jun 16 2017 Trip spans 3 days
Delta
Delta
SEA
6:00a
DEN
8:48a
2h 48m
nonstop
DEN
1:45p
SEA
4:40p
2h 55m
nonstop
Depart: Tue Apr 11 2017 Return: Wed Apr 19 2017 Trip spans 9 days
Frontier
Frontier
SEA
2:55p
DEN
5:33p
2h 38m
nonstop
DEN
2:00a
SEA
4:58a
2h 58m
nonstop
Depart: Mon Jul 3 2017 Return: Tue Jul 4 2017 Trip spans 2 days
Major Airline
Major Airline
SEA
1:50a
DEN
7:26a
5h 36m
1 stop
DEN
9:15a
SEA
3:40p
6h 25m
1 stop
Depart: Sun Apr 16 2017 Return: Tue Apr 18 2017 Trip spans 3 days
Alaska Airlines
Alaska Airlines
SEA
2:15a
DEN
4:48a
2h 33m
nonstop
DEN
4:25p
SEA
7:16p
2h 51m
nonstop
Depart: Tue Jun 27 2017 Return: Wed Jul 12 2017 Trip spans 16 days
Delta
Delta
SEA
6:00a
DEN
8:48a
2h 48m
nonstop
DEN
6:30a
SEA
9:36a
3h 06m
nonstop
Depart: Wed Apr 12 2017 Return: Wed Apr 19 2017 Trip spans 8 days
Frontier
Frontier
SEA
2:55p
DEN
5:33p
2h 38m
nonstop
DEN
2:00a
SEA
4:58a
2h 58m
nonstop
Direct flights SEA to DEN on American Airlines
Flight # Depart SEA Arrive DEN Sun Mon Tue Wed Thu Fri Sat Valid Between
6932 6:15 am 9:44 am Apr 6 - Apr 8
6932 6:15 am 9:44 am Mar 25 - Apr 1
6932 6:15 am 9:44 am Mar 31 - Apr 9
6932 6:15 am 9:48 am Apr 10 - Apr 16
6932 6:15 am 9:48 am Apr 11 - Apr 18
6932 6:15 am 9:48 am Apr 19 - Apr 28
6932 6:15 am 9:48 am Apr 23 - Apr 30
6932 6:15 am 9:48 am May 1 - May 1
7008 10:10 am 1:43 pm Apr 1 - Apr 8
7008 10:10 am 1:45 pm Apr 29 - May 5
7008 10:10 am 1:45 pm Apr 11 - Apr 18
7008 10:10 am 1:43 pm Apr 2 - Apr 9
7008 10:10 am 1:45 pm Apr 20 - Apr 27
7008 10:10 am 1:45 pm Apr 21 - Apr 28
7008 10:10 am 1:45 pm Apr 30 - May 6
7008 10:10 am 1:45 pm Apr 10 - Apr 19
7008 10:10 am 1:43 pm Mar 23 - Mar 31
6934 12:05 pm 3:42 pm Apr 26 - May 3
6934 12:05 pm 3:42 pm Apr 20 - Apr 30
6934 12:05 pm 3:42 pm Apr 12 - Apr 19
6934 12:05 pm 3:42 pm Apr 10 - Apr 17
6934 12:05 pm 3:38 pm Mar 30 - Apr 9
6987 3:50 pm 7:18 pm Apr 10 - Apr 10
6987 3:50 pm 7:20 pm Mar 25 - Apr 1
6987 3:50 pm 7:20 pm Apr 2 - Apr 7
6987 3:50 pm 7:20 pm Apr 3 - Apr 9
6987 3:50 pm 7:18 pm Apr 23 - May 4
6987 3:50 pm 7:21 pm Apr 16 - Apr 16
6987 3:50 pm 7:18 pm Apr 11 - Apr 22
6987 3:50 pm 7:20 pm Mar 22 - Mar 31
6990 7:45 pm 11:09 pm Apr 8 - Apr 9
6990 7:45 pm 11:09 pm Mar 30 - Apr 1
6990 7:45 pm 11:09 pm Mar 31 - Apr 7
6990 7:45 pm 11:12 pm Apr 28 - May 4
6990 7:45 pm 11:12 pm Apr 10 - Apr 18
6990 7:45 pm 11:12 pm Apr 13 - Apr 19
6990 7:45 pm 11:12 pm Apr 20 - Apr 27
6990 7:45 pm 11:12 pm Apr 21 - Apr 22
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

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.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Seattle
$97
Destination

Denver
$97
Airlines Airline reviews

526 travelers who booked a flight from Seattle to Denver rated their chosen airlines with an average of 5.6.

Overall
5.8
Boarding
6.2
Crew
6.8
Comfort
5.4
Food
4.5
Entertainment
4.3