Find Cheap Flights from Seattle to Baltimore/Washington

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 Seattle to Baltimore/Washington

(Round-trip)
Depart: Sun Jun 4 2017 Return: Mon Jun 5 2017 Trip spans 2 days
Spirit Airlines
Spirit Airlines
SEA
6:40p
BWI
11:48p
5h 08m
nonstop
BWI
8:01a
SEA
10:59p
14h 58m
1 stop
Depart: Sun Sep 17 2017 Return: Tue Sep 26 2017 Trip spans 10 days
Major Airline
Major Airline
SEA
11:45p
BWI
4:40a
4h 55m
nonstop
BWI
11:30a
SEA
5:25p
5h 55m
nonstop
Depart: Tue May 2 2017 Return: Wed May 10 2017 Trip spans 9 days
United
United
SEA
6:43a
BWI
4:03p
9h 20m
1 stop
BWI
3:00a
SEA
10:35a
7h 35m
1 stop
Depart: Sat May 6 2017 Return: Tue May 9 2017 Trip spans 4 days
American Airlines
American Airlines
SEA
7:59p
BWI
3:12a
7h 13m
1 stop
BWI
12:25p
SEA
10:58p
10h 33m
1 stop
Depart: Mon May 29 2017 Return: Tue May 30 2017 Trip spans 2 days
Spirit Airlines
Spirit Airlines
SEA
6:40p
BWI
11:48p
5h 08m
nonstop
BWI
8:01a
SEA
10:59p
14h 58m
1 stop
Depart: Mon Jul 24 2017 Return: Tue Jul 25 2017 Trip spans 2 days
Spirit Airlines
Spirit Airlines
SEA
6:40p
BWI
11:49p
5h 09m
nonstop
BWI
8:02a
SEA
10:38p
14h 36m
1 stop
Depart: Fri Jun 2 2017 Return: Sat Jun 3 2017 Trip spans 2 days
Major Airline
Major Airline
SEA
2:40p
BWI
7:48p
5h 08m
nonstop
BWI
11:20p
SEA
5:00a
5h 40m
nonstop
Depart: Wed Jun 7 2017 Return: Thu Jun 8 2017 Trip spans 2 days
Spirit Airlines
Spirit Airlines
SEA
6:40p
BWI
11:48p
5h 08m
nonstop
BWI
3:20a
SEA
9:00a
5h 40m
nonstop
Depart: Sun Aug 27 2017 Return: Mon Sep 11 2017 Trip spans 16 days
Major Airline
Major Airline
SEA
2:40p
BWI
7:49p
5h 09m
nonstop
BWI
11:30a
SEA
5:25p
5h 55m
nonstop
Depart: Tue Oct 17 2017 Return: Tue Oct 24 2017 Trip spans 8 days
Spirit Airlines
Spirit Airlines
SEA
7:30p
BWI
12:25a
4h 55m
nonstop
BWI
3:30p
SEA
9:25p
5h 55m
nonstop
Depart: Mon May 8 2017 Return: Wed May 10 2017 Trip spans 3 days
United
United
SEA
7:38p
BWI
3:07a
7h 29m
1 stop
BWI
3:00a
SEA
10:35a
7h 35m
1 stop
Depart: Wed Oct 18 2017 Return: Tue Oct 24 2017 Trip spans 7 days
Spirit Airlines
Spirit Airlines
SEA
7:30p
BWI
12:25a
4h 55m
nonstop
BWI
3:30p
SEA
9:25p
5h 55m
nonstop
Depart: Sat May 13 2017 Return: Sun May 21 2017 Trip spans 9 days
United
United
SEA
8:30p
BWI
3:46a
7h 16m
1 stop
BWI
3:00a
SEA
10:35a
7h 35m
1 stop
Depart: Sun May 21 2017 Return: Sun May 28 2017 Trip spans 8 days
Major Airline
Major Airline
SEA
10:00p
BWI
6:00p
20h 00m
1 stop
BWI
2:11a
SEA
6:07p
15h 56m
1 stop
Depart: Wed May 31 2017 Return: Mon Jun 5 2017 Trip spans 6 days
Spirit Airlines
Spirit Airlines
SEA
6:40p
BWI
11:48p
5h 08m
nonstop
BWI
3:20a
SEA
9:00a
5h 40m
nonstop
Depart: Mon May 15 2017 Return: Sun May 21 2017 Trip spans 7 days
United
United
SEA
7:15p
BWI
4:13a
8h 58m
1 stop
BWI
3:00a
SEA
10:35a
7h 35m
1 stop
Depart: Thu May 18 2017 Return: Wed May 31 2017 Trip spans 14 days
Major Airline
Major Airline
SEA
3:58p
BWI
1:38a
9h 40m
1 stop
BWI
10:51a
SEA
7:40p
8h 49m
1 stop
Depart: Tue Jun 6 2017 Return: Thu Jun 8 2017 Trip spans 3 days
Spirit Airlines
Spirit Airlines
SEA
6:40p
BWI
11:48p
5h 08m
nonstop
BWI
3:20a
SEA
9:00a
5h 40m
nonstop
Depart: Sat Apr 29 2017 Return: Tue May 2 2017 Trip spans 4 days
United
United
SEA
6:45a
BWI
3:27p
8h 42m
1 stop
BWI
1:36p
SEA
9:15p
7h 39m
1 stop
Depart: Mon Jul 17 2017 Return: Tue Jul 25 2017 Trip spans 9 days
Major Airline
Major Airline
SEA
11:30p
BWI
4:46a
5h 16m
nonstop
BWI
10:40a
SEA
4:35p
5h 55m
nonstop
* 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

Seattle
$222
Destination

Baltimore
$222