Find Cheap Flights from Washington Dulles Intl to Seattle/Tacoma Intl (IAD - 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 Washington Dulles Intl to Seattle/Tacoma Intl

(Round-trip)
Depart: Tue Jun 27 2017 Return: Thu Jul 6 2017 Trip spans 10 days
Major Airline
Major Airline
IAD
12:00a
SEA
8:47a
8h 47m
1 stop
SEA
12:00a
IAD
6:03a
30h 03m
1 stop
Depart: Sat Jun 24 2017 Return: Tue Jul 4 2017 Trip spans 11 days
Multiple Airlines
Multiple Airlines
IAD
12:00a
SEA
6:16p
18h 16m
1 stop
SEA
12:00a
IAD
7:25a
7h 25m
1 stop
Depart: Tue Jun 27 2017 Return: Sat Jul 1 2017 Trip spans 5 days
American Airlines
American Airlines
IAD
12:00a
SEA
8:30a
8h 30m
1 stop
SEA
12:00a
IAD
6:59a
6h 59m
1 stop
Depart: Sun Jun 25 2017 Return: Wed Jul 5 2017 Trip spans 11 days
Delta
Delta
IAD
12:00a
SEA
7:24a
7h 24m
1 stop
SEA
12:00a
IAD
7:00a
7h 00m
1 stop
Depart: Mon Jun 26 2017 Return: Mon Jul 3 2017 Trip spans 8 days
JetBlue
JetBlue
IAD
12:00a
SEA
1:36p
13h 36m
1 stop
SEA
12:00a
IAD
8:11a
8h 11m
1 stop
Depart: Sat Jun 24 2017 Return: Sun Jul 2 2017 Trip spans 9 days
Major Airline
Major Airline
IAD
12:00a
SEA
2:03p
14h 03m
3 stops
SEA
12:00a
IAD
10:03a
10h 03m
3 stops
Depart: Fri Jun 23 2017 Return: Sun Jul 2 2017 Trip spans 10 days
Multiple Airlines
Multiple Airlines
IAD
12:00a
SEA
7:42a
7h 42m
1 stop
SEA
12:00a
IAD
7:26a
7h 26m
1 stop
Depart: Wed Jun 28 2017 Return: Tue Jul 4 2017 Trip spans 7 days
$1005
Select
Virgin America
Virgin America
IAD
12:00a
SEA
8:47a
8h 47m
1 stop
SEA
12:00a
IAD
8:31a
8h 31m
1 stop
Depart: Tue Jun 27 2017 Return: Wed Jul 5 2017 Trip spans 9 days
Delta
Delta
IAD
12:00a
SEA
7:24a
7h 24m
1 stop
SEA
12:00a
IAD
7:09a
7h 09m
1 stop
Depart: Sat Jun 24 2017 Return: Mon Jul 3 2017 Trip spans 10 days
Major Airline
Major Airline
IAD
12:00a
SEA
6:16p
18h 16m
1 stop
SEA
12:00a
IAD
4:06p
16h 06m
1 stop
Depart: Wed Jun 28 2017 Return: Sun Jul 2 2017 Trip spans 5 days
Delta
Delta
IAD
12:00a
SEA
7:42a
7h 42m
1 stop
SEA
12:00a
IAD
7:36a
7h 36m
1 stop
Depart: Fri Jun 23 2017 Return: Tue Jun 27 2017 Trip spans 5 days
Multiple Airlines
Multiple Airlines
IAD
12:00a
SEA
7:42a
7h 42m
1 stop
SEA
12:00a
IAD
6:59a
6h 59m
1 stop
Depart: Tue Jun 27 2017 Return: Mon Jul 31 2017 Trip spans 35 days
Major Airline
Major Airline
IAD
12:00a
SEA
7:23p
19h 23m
1 stop
SEA
12:00a
IAD
8:19a
8h 19m
1 stop
Depart: Tue Jun 27 2017 Return: Fri Jul 7 2017 Trip spans 11 days
American Airlines
American Airlines
IAD
12:00a
SEA
8:30a
8h 30m
1 stop
SEA
12:00a
IAD
7:45a
7h 45m
1 stop
Depart: Mon Jun 26 2017 Return: Wed Jul 5 2017 Trip spans 10 days
Delta
Delta
IAD
12:00a
SEA
7:15a
7h 15m
1 stop
SEA
12:00a
IAD
7:09a
7h 09m
1 stop
Depart: Tue Jun 27 2017 Return: Mon Jul 3 2017 Trip spans 7 days
Multiple Airlines
Multiple Airlines
IAD
12:00a
SEA
8:14a
8h 14m
1 stop
SEA
12:00a
IAD
7:40a
7h 40m
1 stop
Depart: Sat Jun 24 2017 Return: Sat Jul 1 2017 Trip spans 8 days
Major Airline
Major Airline
IAD
12:00a
SEA
7:35a
7h 35m
nonstop
SEA
12:00a
IAD
1:35a
1h 35m
nonstop
Depart: Mon Jun 26 2017 Return: Sat Jul 15 2017 Trip spans 20 days
Multiple Airlines
Multiple Airlines
IAD
12:00a
SEA
7:15a
7h 15m
1 stop
SEA
12:00a
IAD
5:02a
5h 02m
nonstop
Depart: Sun Jun 25 2017 Return: Wed Jul 5 2017 Trip spans 11 days
Delta
Delta
IAD
12:00a
SEA
7:24a
7h 24m
1 stop
SEA
12:00a
IAD
8:08a
8h 08m
1 stop
Depart: Tue Jun 27 2017 Return: Mon Jul 3 2017 Trip spans 7 days
JetBlue
JetBlue
IAD
12:00a
SEA
9:18a
9h 18m
1 stop
SEA
12:00a
IAD
8:11a
8h 11m
1 stop
Direct flights IAD to SEA on United
Flight # Depart IAD Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
389 8:15 am 11:03 am Jul 1 - Jul 8
389 8:15 am 11:03 am Jul 2 - Jul 2
389 8:15 am 11:03 am Jul 3 - Jul 3
389 8:15 am 11:03 am Jul 5 - Jul 5
389 8:15 am 11:03 am Jul 6 - Jul 6
389 8:15 am 11:03 am Jul 7 - Jul 13
389 8:15 am 11:03 am Jul 9 - Aug 13
389 8:15 am 11:03 am Jul 10 - Jul 19
389 8:15 am 11:03 am Jul 20 - Jul 26
389 8:15 am 11:03 am Jul 27 - Jul 28
389 8:15 am 11:03 am Jul 29 - Aug 14
389 8:25 am 11:09 am Jun 21 - Jun 29
389 8:25 am 11:09 am Jun 23 - Jun 30
1769 4:05 pm 6:52 pm Jun 21 - Jun 29
1769 4:25 pm 7:11 pm Jul 2 - Jul 9
1769 4:25 pm 7:13 pm Jul 3 - Jul 8
1769 4:25 pm 7:11 pm Jul 4 - Jul 4
1769 4:25 pm 7:11 pm Jul 10 - Aug 14
1769 4:25 pm 7:13 pm Jul 15 - Aug 12
1769 4:30 pm 7:18 pm Jul 1 - Jul 1
1769 4:44 pm 7:31 pm Jun 30 - Jun 30
326 6:15 pm 9:03 pm Jul 15 - Aug 12
326 6:15 pm 9:03 pm Jul 16 - Jul 25
326 6:15 pm 9:03 pm Jul 26 - Jul 26
326 6:15 pm 9:03 pm Jul 27 - Jul 27
326 6:15 pm 9:03 pm Jul 30 - Aug 14
326 6:15 pm 9:03 pm Jul 1 - Jul 8
326 6:15 pm 9:03 pm Jul 2 - Jul 2
326 6:15 pm 9:03 pm Jul 3 - Jul 3
326 6:15 pm 9:03 pm Jul 5 - Jul 12
326 6:15 pm 9:03 pm Jul 7 - Aug 11
326 6:15 pm 9:03 pm Jul 13 - Jul 13
326 6:35 pm 9:23 pm Jun 29 - Jun 30
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Washington
$403
Destination

Seattle
$403