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

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/Tacoma Intl

(Round-trip)
Depart: Tue Oct 4 2016 Return: Wed Oct 5 2016 Trip spans 2 days
Depart: Wed Sep 14 2016 Return: Tue Sep 20 2016 Trip spans 7 days
Depart: Thu Dec 1 2016 Return: Sun Dec 4 2016 Trip spans 4 days
Depart: Tue Dec 20 2016 Return: Sat Dec 31 2016 Trip spans 12 days
Depart: Thu Oct 20 2016 Return: Mon Oct 24 2016 Trip spans 5 days
Depart: Sat Sep 17 2016 Return: Tue Sep 20 2016 Trip spans 4 days
Depart: Tue Sep 13 2016 Return: Wed Sep 21 2016 Trip spans 9 days
Depart: Tue Sep 20 2016 Return: Sat Sep 24 2016 Trip spans 5 days
Depart: Thu Sep 15 2016 Return: Wed Sep 21 2016 Trip spans 7 days
Depart: Wed Sep 21 2016 Return: Sat Sep 24 2016 Trip spans 4 days
Depart: Thu Sep 22 2016 Return: Wed Sep 28 2016 Trip spans 7 days
Depart: Sat Sep 24 2016 Return: Wed Sep 28 2016 Trip spans 5 days
Depart: Fri Dec 2 2016 Return: Sun Dec 4 2016 Trip spans 3 days
Depart: Wed Dec 21 2016 Return: Sat Dec 31 2016 Trip spans 11 days
Depart: Tue Sep 27 2016 Return: Sat Oct 1 2016 Trip spans 5 days
Depart: Fri Oct 7 2016 Return: Thu Oct 13 2016 Trip spans 7 days
Depart: Fri Jan 13 2017 Return: Fri Jan 20 2017 Trip spans 8 days
Depart: Sat Oct 1 2016 Return: Wed Oct 5 2016 Trip spans 5 days
Depart: Thu Oct 13 2016 Return: Thu Oct 20 2016 Trip spans 8 days
Depart: Thu Feb 2 2017 Return: Fri Feb 3 2017 Trip spans 2 days
Direct flights DEN to SEA on Delta
Flight # Depart DEN Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
32 8:00 am 10:04 am Sep 18 - Sep 29
32 8:00 am 10:03 am Sep 10 - Sep 24
32 8:00 am 10:04 am Sep 15 - Sep 15
32 8:00 am 10:04 am Sep 7 - Sep 14
32 8:00 am 10:00 am Oct 1 - Oct 22
32 8:00 am 10:01 am Oct 2 - Oct 27
32 8:00 am 10:04 am Sep 30 - Sep 30
32 8:00 am 10:01 am Oct 4 - Oct 12
32 8:00 am 10:04 am Sep 9 - Sep 23
2209 12:15 pm 2:11 pm Oct 1 - Oct 15
2209 12:15 pm 2:11 pm Oct 2 - Oct 16
2799 12:15 pm 2:12 pm Sep 3 - Sep 10
2799 12:15 pm 2:12 pm Sep 13 - Sep 19
2799 12:15 pm 2:12 pm Sep 20 - Sep 27
2799 12:15 pm 2:12 pm Sep 21 - Sep 30
2799 12:15 pm 2:12 pm Sep 4 - Sep 12
1089 3:30 pm 5:31 pm Oct 2 - Oct 16
1089 3:30 pm 5:31 pm Oct 4 - Oct 19
5694 3:30 pm 5:33 pm Oct 1 - Oct 15
663 3:30 pm 5:32 pm Sep 3 - Sep 24
663 3:30 pm 5:33 pm Sep 21 - Sep 30
663 3:30 pm 5:33 pm Sep 5 - Sep 19
663 3:30 pm 5:33 pm Sep 20 - Sep 27
4827 7:15 pm 9:20 pm Sep 6 - Sep 9
4827 7:15 pm 9:20 pm Sep 11 - Sep 18
4827 7:15 pm 9:20 pm Sep 25 - Sep 25
4827 7:15 pm 9:20 pm Sep 26 - Sep 30
4827 7:15 pm 9:20 pm Sep 21 - Sep 21
4827 7:15 pm 9:20 pm Sep 15 - Sep 22
5694 7:15 pm 9:21 pm Sep 23 - Sep 29
5694 7:15 pm 9:21 pm Sep 14 - Sep 14
5694 7:15 pm 9:21 pm Sep 28 - Sep 28
5751 7:15 pm 9:24 pm Oct 2 - Oct 17
* 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.

We compile tonnes of data for you
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

Denver
$111
Destination

Seattle
$111
Airlines Airline reviews

254 travelers who booked a flight from Denver to Seattle rated their chosen airlines with an average of 5.5.

Overall
5.6
Boarding
6.2
Crew
6.7
Comfort
5.2
Food
4.3
Entertainment
3.9