Find Cheap 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.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Denver International to Seattle/Tacoma Intl

(Round-trip)
Depart: Tue Oct 24 2017 Return: Wed Nov 1 2017 Trip spans 9 days
Frontier
Frontier
DEN
12:00a
SEA
3:02a
3h 02m
nonstop
SEA
12:00a
DEN
2:40a
2h 40m
nonstop
Depart: Tue Oct 24 2017 Return: Tue Oct 31 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
DEN
12:00a
SEA
3:02a
3h 02m
nonstop
SEA
12:00a
DEN
2:38a
2h 38m
nonstop
Depart: Thu Oct 19 2017 Return: Tue Oct 24 2017 Trip spans 6 days
United
United
DEN
12:00a
SEA
2:55a
2h 55m
nonstop
SEA
12:00a
DEN
2:37a
2h 37m
nonstop
Depart: Thu Apr 5 2018 Return: Wed Apr 11 2018 Trip spans 7 days
Delta
Delta
DEN
12:00a
SEA
2:59a
2h 59m
nonstop
SEA
12:00a
DEN
2:42a
2h 42m
nonstop
Depart: Tue Dec 5 2017 Return: Tue Dec 12 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
DEN
12:00a
SEA
3:04a
3h 04m
nonstop
SEA
12:00a
DEN
2:38a
2h 38m
nonstop
Depart: Tue Nov 7 2017 Return: Wed Nov 8 2017 Trip spans 2 days
Frontier
Frontier
DEN
12:00a
SEA
3:02a
3h 02m
nonstop
SEA
12:00a
DEN
2:40a
2h 40m
nonstop
Depart: Tue Jan 16 2018 Return: Wed Jan 24 2018 Trip spans 9 days
Multiple Airlines
Multiple Airlines
DEN
12:00a
SEA
3:05a
3h 05m
nonstop
SEA
12:00a
DEN
2:40a
2h 40m
nonstop
Depart: Tue Feb 6 2018 Return: Tue Feb 13 2018 Trip spans 8 days
Multiple Airlines
Multiple Airlines
DEN
12:00a
SEA
2:54a
2h 54m
nonstop
SEA
12:00a
DEN
2:38a
2h 38m
nonstop
Depart: Thu Mar 1 2018 Return: Tue Mar 6 2018 Trip spans 6 days
Frontier
Frontier
DEN
12:00a
SEA
3:05a
3h 05m
nonstop
SEA
12:00a
DEN
2:38a
2h 38m
nonstop
Depart: Wed Nov 1 2017 Return: Sun Nov 5 2017 Trip spans 5 days
Frontier
Frontier
DEN
12:00a
SEA
3:04a
3h 04m
nonstop
SEA
12:00a
DEN
1:40a
2h 40m
nonstop
Depart: Fri Dec 1 2017 Return: Wed Dec 6 2017 Trip spans 6 days
Multiple Airlines
Multiple Airlines
DEN
12:00a
SEA
3:01a
3h 01m
nonstop
SEA
12:00a
DEN
2:40a
2h 40m
nonstop
Depart: Fri Mar 9 2018 Return: Sat Mar 17 2018 Trip spans 8 days
Delta
Delta
DEN
12:00a
SEA
2:59a
2h 59m
nonstop
SEA
12:00a
DEN
2:50a
2h 50m
nonstop
Depart: Wed Oct 25 2017 Return: Mon Oct 30 2017 Trip spans 6 days
Multiple Airlines
Multiple Airlines
DEN
12:00a
SEA
3:02a
3h 02m
nonstop
SEA
12:00a
DEN
2:34a
2h 34m
nonstop
Depart: Fri Dec 15 2017 Return: Sun Dec 17 2017 Trip spans 3 days
Frontier
Frontier
DEN
12:00a
SEA
3:07a
3h 07m
nonstop
SEA
12:00a
DEN
2:38a
2h 38m
nonstop
Depart: Thu Mar 1 2018 Return: Sun Mar 4 2018 Trip spans 4 days
Multiple Airlines
Multiple Airlines
DEN
12:00a
SEA
2:47a
2h 47m
nonstop
SEA
12:00a
DEN
2:38a
2h 38m
nonstop
Direct flights DEN to SEA on Delta
Flight # Depart DEN Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
2311 7:00 am 9:10 am Oct 8 - Oct 29
2311 7:00 am 9:10 am Oct 30 - Nov 3
1091 7:15 am 9:16 am Nov 11 - Nov 11
1091 7:20 am 9:22 am Nov 5 - Nov 19
1091 7:20 am 9:21 am Nov 18 - Nov 18
1091 7:20 am 9:22 am Nov 20 - Nov 20
953 8:15 am 10:14 am Oct 21 - Nov 4
2064 10:32 am 12:40 pm Oct 8 - Oct 20
2064 10:32 am 12:40 pm Oct 22 - Oct 25
2064 10:32 am 12:40 pm Oct 23 - Oct 30
2064 10:32 am 12:40 pm Oct 24 - Oct 24
2064 10:32 am 12:40 pm Oct 31 - Oct 31
2064 10:32 am 12:40 pm Nov 1 - Nov 3
2076 12:30 pm 2:32 pm Nov 5 - Nov 20
2076 12:30 pm 2:31 pm Nov 11 - Nov 18
4639 12:30 pm 2:35 pm Oct 10 - Oct 24
4639 12:30 pm 2:33 pm Oct 21 - Oct 21
4639 12:30 pm 2:35 pm Oct 22 - Oct 25
4639 12:30 pm 2:35 pm Oct 23 - Oct 27
4639 12:30 pm 2:35 pm Oct 29 - Nov 3
4639 12:30 pm 2:33 pm Oct 28 - Nov 4
4639 12:30 pm 2:35 pm Oct 8 - Oct 20
4639 3:55 pm 5:59 pm Nov 11 - Nov 18
5781 3:55 pm 5:58 pm Nov 5 - Nov 7
5781 3:55 pm 5:58 pm Nov 8 - Nov 17
5781 3:55 pm 5:58 pm Nov 19 - Nov 20
4937 5:00 pm 7:09 pm Oct 7 - Oct 28
4937 5:00 pm 7:09 pm Nov 4 - Nov 4
4937 5:50 pm 8:03 pm Oct 8 - Oct 24
4937 5:50 pm 8:03 pm Oct 25 - Oct 25
4937 5:50 pm 8:03 pm Oct 26 - Oct 27
4937 5:50 pm 8:03 pm Oct 29 - Oct 29
4937 5:50 pm 8:03 pm Oct 30 - Nov 3
2054 7:55 pm 9:56 pm Nov 8 - Nov 17
3523 7:55 pm 10:03 pm Oct 8 - Oct 22
3523 7:55 pm 10:03 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.

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
$97
Destination

Seattle
$97
Airlines Airline reviews

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

Overall
5.4
Boarding
5.9
Crew
6.5
Comfort
5.0
Food
4.2
Entertainment
4.0