Find Deals on Flights from Seattle/Tacoma Intl to Lambert-St Louis (SEA - STL)

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 Lambert-St Louis

(Round-trip)
Depart: Tue May 9 2017 Return: Sat May 13 2017 Trip spans 5 days
Frontier
Frontier
SEA
7:00a
STL
5:07p
10h 07m
1 stop
STL
9:50a
SEA
7:35p
9h 45m
1 stop
Depart: Fri May 5 2017 Return: Mon May 15 2017 Trip spans 11 days
Major Airline
Major Airline
SEA
10:15p
STL
3:54a
5h 39m
2 stops
STL
9:00p
SEA
6:24a
9h 24m
2 stops
Depart: Wed Mar 22 2017 Return: Mon Mar 27 2017 Trip spans 6 days
Delta
Delta
SEA
8:40p
STL
2:43a
6h 03m
1 stop
STL
1:40a
SEA
9:00a
7h 20m
1 stop
Depart: Wed Mar 29 2017 Return: Tue Apr 4 2017 Trip spans 7 days
American Airlines
American Airlines
SEA
7:55p
STL
2:23a
6h 28m
1 stop
STL
1:25p
SEA
8:53p
7h 28m
1 stop
Depart: Thu Mar 30 2017 Return: Tue Apr 4 2017 Trip spans 6 days
Alaska Airlines
Alaska Airlines
SEA
1:55p
STL
5:39p
3h 44m
nonstop
STL
3:19a
SEA
10:30a
7h 11m
1 stop
Depart: Sat May 27 2017 Return: Wed May 31 2017 Trip spans 5 days
United
United
SEA
6:37a
STL
12:15p
5h 38m
1 stop
STL
10:05a
SEA
8:17p
10h 12m
1 stop
Depart: Sat May 6 2017 Return: Tue May 16 2017 Trip spans 11 days
Frontier
Frontier
SEA
5:58a
STL
5:07p
11h 09m
1 stop
STL
9:50a
SEA
3:50p
6h 00m
1 stop
Depart: Fri May 12 2017 Return: Tue May 16 2017 Trip spans 5 days
Major Airline
Major Airline
SEA
10:15p
STL
3:54a
5h 39m
1 stop
STL
5:50a
SEA
11:50a
6h 00m
1 stop
Depart: Sat May 13 2017 Return: Tue May 16 2017 Trip spans 4 days
Frontier
Frontier
SEA
5:58a
STL
5:07p
11h 09m
1 stop
STL
9:50a
SEA
3:50p
6h 00m
1 stop
Depart: Tue Apr 4 2017 Return: Tue Apr 11 2017 Trip spans 8 days
American Airlines
American Airlines
SEA
7:59p
STL
2:23a
6h 24m
1 stop
STL
3:15p
SEA
10:39p
7h 24m
1 stop
Depart: Sun Apr 16 2017 Return: Wed Apr 19 2017 Trip spans 4 days
Delta
Delta
SEA
6:15a
STL
2:49p
8h 34m
1 stop
STL
5:06a
SEA
2:10p
9h 04m
1 stop
Depart: Wed Apr 5 2017 Return: Tue Apr 11 2017 Trip spans 7 days
Major Airline
Major Airline
SEA
2:30p
STL
4:04a
13h 34m
1 stop
STL
6:45a
SEA
2:17p
7h 32m
1 stop
Depart: Mon Apr 3 2017 Return: Tue Apr 4 2017 Trip spans 2 days
Alaska Airlines
Alaska Airlines
SEA
1:55p
STL
5:39p
3h 44m
nonstop
STL
1:00a
SEA
10:30a
9h 30m
1 stop
Depart: Tue May 16 2017 Return: Tue May 23 2017 Trip spans 8 days
Frontier
Frontier
SEA
7:00a
STL
5:07p
10h 07m
1 stop
STL
9:50a
SEA
3:50p
6h 00m
1 stop
Depart: Tue Apr 11 2017 Return: Tue Apr 18 2017 Trip spans 8 days
American Airlines
American Airlines
SEA
8:15p
STL
4:45a
8h 30m
1 stop
STL
1:25p
SEA
10:39p
9h 14m
1 stop
Depart: Wed Apr 26 2017 Return: Mon May 1 2017 Trip spans 6 days
Delta
Delta
SEA
8:45p
STL
2:24a
5h 39m
1 stop
STL
1:10p
SEA
7:45p
6h 35m
1 stop
Depart: Sat Apr 15 2017 Return: Tue Apr 18 2017 Trip spans 4 days
Major Airline
Major Airline
SEA
10:45p
STL
4:07a
5h 22m
1 stop
STL
8:00a
SEA
3:48p
7h 48m
1 stop
Depart: Sun Apr 9 2017 Return: Tue Apr 18 2017 Trip spans 10 days
Alaska Airlines
Alaska Airlines
SEA
1:55p
STL
5:39p
3h 44m
nonstop
STL
12:00p
SEA
7:48p
7h 48m
1 stop
Depart: Wed May 17 2017 Return: Tue May 23 2017 Trip spans 7 days
Frontier
Frontier
SEA
5:58a
STL
5:07p
11h 09m
1 stop
STL
9:50a
SEA
3:50p
6h 00m
1 stop
Depart: Mon May 8 2017 Return: Tue May 9 2017 Trip spans 2 days
American Airlines
American Airlines
SEA
11:00a
STL
5:55p
6h 55m
1 stop
STL
1:25p
SEA
10:39p
9h 14m
1 stop
Direct flights SEA to STL on American Airlines
Flight # Depart SEA Arrive STL Sun Mon Tue Wed Thu Fri Sat Valid Between
7123 12:10 pm 5:48 pm Mar 8 - Mar 10
7123 12:10 pm 5:48 pm Feb 27 - Mar 7
7123 12:10 pm 5:48 pm Mar 11 - Mar 11
7123 12:25 pm 6:12 pm Mar 12 - Mar 12
7123 12:25 pm 6:12 pm Apr 2 - Apr 7
7123 12:25 pm 6:12 pm Mar 13 - Mar 21
7123 12:25 pm 6:12 pm Mar 22 - Mar 26
7123 12:25 pm 6:12 pm Mar 24 - Apr 1
7123 12:25 pm 6:12 pm Apr 5 - Apr 9
7019 5:55 pm 11:39 pm Mar 24 - Apr 2
7019 5:55 pm 11:39 pm Apr 6 - Apr 9
7019 5:55 pm 11:39 pm Mar 12 - Mar 17
7019 5:55 pm 11:39 pm Mar 13 - Mar 23
7019 5:55 pm 11:39 pm Mar 30 - Apr 3
7019 6:15 pm 11:53 pm Mar 10 - Mar 10
7019 6:15 pm 11:53 pm Mar 3 - Mar 9
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Seattle
$217
Destination

St. Louis
$217
Airlines Airline reviews

34 travelers who booked a flight from Seattle to St. Louis rated their chosen airlines with an average of 8.5.

Overall
8.5
Boarding
8.8
Crew
9.1
Comfort
8.4
Food
7.3
Entertainment
7.6