Find Cheap 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: Tue Oct 31 2017 Return: Wed Nov 1 2017 Trip spans 2 days
Frontier
Frontier
SEA
12:00a
DEN
2:39a
2h 39m
nonstop
DEN
12:00a
SEA
3:04a
3h 04m
nonstop
Depart: Wed Jan 24 2018 Return: Tue Jan 30 2018 Trip spans 7 days
Major Airline
Major Airline
SEA
12:00a
DEN
2:38a
2h 38m
nonstop
DEN
12:00a
SEA
3:05a
3h 05m
nonstop
Depart: Tue Oct 31 2017 Return: Wed Nov 1 2017 Trip spans 2 days
Multiple Airlines
Multiple Airlines
SEA
12:00a
DEN
2:38a
2h 38m
nonstop
DEN
12:00a
SEA
3:04a
3h 04m
nonstop
Depart: Thu Dec 7 2017 Return: Sun Dec 10 2017 Trip spans 4 days
United
United
SEA
12:00a
DEN
2:39a
2h 39m
nonstop
DEN
12:00a
SEA
3:03a
3h 03m
nonstop
Depart: Thu Dec 7 2017 Return: Mon Dec 11 2017 Trip spans 5 days
Delta
Delta
SEA
12:00a
DEN
2:53a
2h 53m
nonstop
DEN
12:00a
SEA
3:21a
3h 21m
nonstop
Depart: Tue Nov 7 2017 Return: Wed Nov 8 2017 Trip spans 2 days
Frontier
Frontier
SEA
12:00a
DEN
2:40a
2h 40m
nonstop
DEN
12:00a
SEA
3:07a
3h 07m
nonstop
Depart: Wed Nov 15 2017 Return: Wed Nov 29 2017 Trip spans 15 days
Frontier
Frontier
SEA
12:00a
DEN
2:37a
2h 37m
nonstop
DEN
12:00a
SEA
3:07a
3h 07m
nonstop
Depart: Wed Dec 13 2017 Return: Wed Jan 17 2018 Trip spans 36 days
Multiple Airlines
Multiple Airlines
SEA
12:00a
DEN
2:38a
2h 38m
nonstop
DEN
12:00a
SEA
3:07a
3h 07m
nonstop
Depart: Wed Nov 8 2017 Return: Mon Nov 13 2017 Trip spans 6 days
Multiple Airlines
Multiple Airlines
SEA
12:00a
DEN
2:40a
2h 40m
nonstop
DEN
12:00a
SEA
3:03a
3h 03m
nonstop
Depart: Wed Dec 6 2017 Return: Sat Dec 9 2017 Trip spans 4 days
Frontier
Frontier
SEA
12:00a
DEN
2:40a
2h 40m
nonstop
DEN
12:00a
SEA
3:07a
3h 07m
nonstop
Depart: Wed Jan 10 2018 Return: Sat Jan 13 2018 Trip spans 4 days
Multiple Airlines
Multiple Airlines
SEA
12:00a
DEN
2:39a
2h 39m
nonstop
DEN
12:00a
SEA
3:07a
3h 07m
nonstop
Depart: Thu Mar 1 2018 Return: Mon Mar 5 2018 Trip spans 5 days
Delta
Delta
SEA
12:00a
DEN
2:53a
2h 53m
nonstop
DEN
12:00a
SEA
3:06a
3h 06m
nonstop
Depart: Tue Oct 31 2017 Return: Sun Nov 5 2017 Trip spans 6 days
Multiple Airlines
Multiple Airlines
SEA
12:00a
DEN
2:39a
2h 39m
nonstop
DEN
12:00a
SEA
2:03a
3h 03m
nonstop
Depart: Fri Feb 9 2018 Return: Sun Feb 11 2018 Trip spans 3 days
Delta
Delta
SEA
12:00a
DEN
2:42a
2h 42m
nonstop
DEN
12:00a
SEA
2:56a
2h 56m
nonstop
Depart: Sat Feb 3 2018 Return: Tue Feb 6 2018 Trip spans 4 days
Frontier
Frontier
SEA
12:00a
DEN
2:42a
2h 42m
nonstop
DEN
12:00a
SEA
3:05a
3h 05m
nonstop
Depart: Fri Mar 2 2018 Return: Mon Mar 5 2018 Trip spans 4 days
Delta
Delta
SEA
12:00a
DEN
2:50a
2h 50m
nonstop
DEN
12:00a
SEA
2:59a
2h 59m
nonstop
Depart: Tue Feb 6 2018 Return: Mon Feb 12 2018 Trip spans 7 days
Multiple Airlines
Multiple Airlines
SEA
12:00a
DEN
2:38a
2h 38m
nonstop
DEN
12:00a
SEA
2:59a
2h 59m
nonstop
Depart: Sat Apr 21 2018 Return: Sat Apr 28 2018 Trip spans 8 days
Delta
Delta
SEA
12:00a
DEN
2:42a
2h 42m
nonstop
DEN
12:00a
SEA
2:56a
2h 56m
nonstop
Depart: Fri Oct 27 2017 Return: Sun Oct 29 2017 Trip spans 3 days
Delta
Delta
SEA
12:00a
DEN
2:50a
2h 50m
nonstop
DEN
12:00a
SEA
3:10a
3h 10m
nonstop
Depart: Mon Nov 20 2017 Return: Sat Nov 25 2017 Trip spans 6 days
Frontier
Frontier
SEA
12:00a
DEN
2:40a
2h 40m
nonstop
DEN
12:00a
SEA
3:07a
3h 07m
nonstop
Direct flights SEA to DEN on Delta
Flight # Depart SEA Arrive DEN Sun Mon Tue Wed Thu Fri Sat Valid Between
2867 7:55 am 11:49 am Nov 5 - Nov 22
2867 7:55 am 11:48 am Nov 11 - Nov 18
2867 7:55 am 11:49 am Nov 26 - Nov 27
4639 7:55 am 11:43 am Oct 28 - Nov 4
4639 7:55 am 11:45 am Oct 23 - Oct 27
4639 7:55 am 11:45 am Oct 29 - Nov 3
4639 7:55 am 11:44 am Nov 23 - Nov 23
5787 7:55 am 11:47 am Nov 25 - Nov 25
2867 8:00 am 11:53 am Nov 24 - Nov 24
1960 10:05 am 1:50 pm Oct 8 - Oct 27
1960 10:05 am 1:50 pm Oct 29 - Nov 3
2045 11:15 am 3:04 pm Nov 25 - Nov 25
4482 11:15 am 3:06 pm Nov 24 - Nov 24
4639 11:15 am 3:06 pm Nov 11 - Nov 18
5781 11:15 am 3:09 pm Nov 22 - Nov 27
5781 11:15 am 3:09 pm Nov 21 - Nov 21
5781 11:15 am 3:09 pm Nov 19 - Nov 20
5781 11:15 am 3:09 pm Nov 8 - Nov 17
5781 11:15 am 3:09 pm Nov 5 - Nov 7
4937 11:59 am 3:56 pm Oct 7 - Oct 28
4937 11:59 am 3:56 pm Nov 4 - Nov 4
4937 1:21 pm 5:08 pm Oct 30 - Nov 3
4937 1:21 pm 5:08 pm Oct 29 - Oct 29
4937 1:21 pm 5:08 pm Oct 26 - Oct 27
1663 3:21 pm 7:04 pm Oct 29 - Nov 3
4638 3:21 pm 7:05 pm Oct 26 - Oct 27
2054 3:25 pm 7:07 pm Nov 5 - Nov 7
2054 3:25 pm 7:10 pm Nov 8 - Nov 17
2054 3:25 pm 7:06 pm Nov 24 - Nov 24
2054 3:25 pm 7:10 pm Nov 26 - Nov 27
2054 3:25 pm 7:10 pm Nov 22 - Nov 22
5758 3:25 pm 7:16 pm Nov 25 - Nov 25
1663 5:00 pm 8:37 pm Oct 28 - Oct 28
1663 5:00 pm 8:37 pm Nov 4 - Nov 4
953 6:45 pm 10:24 pm Nov 11 - Nov 18
953 6:55 pm 10:43 pm Nov 8 - Nov 17
953 6:55 pm 10:43 pm Nov 19 - Nov 20
953 6:55 pm 10:43 pm Nov 21 - Nov 21
953 6:55 pm 10:43 pm Nov 22 - Nov 27
1469 7:20 pm 11:01 pm Oct 26 - Oct 27
* 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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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
$97
Destination

Denver
$97
Airlines Airline reviews

549 travelers who booked a flight from Seattle to Denver rated their chosen airlines with an average of 5.3.

Overall
5.5
Boarding
5.9
Crew
6.6
Comfort
5.0
Food
4.2
Entertainment
4.1