Find Deals on Flights from Seattle to Lambert-St Louis

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 to Lambert-St Louis

(Round-trip)
Depart: Fri Mar 3 2017 Return: Tue Mar 14 2017 Trip spans 11 days
Major Airline
Major Airline
SEA
8:55a
STL
10:57a
26h 02m
1 stop
STL
7:50a
SEA
2:04a
18h 14m
1 stop
Depart: Sat Mar 4 2017 Return: Tue Mar 14 2017 Trip spans 10 days
Frontier
Frontier
SEA
5:10a
STL
3:57p
10h 47m
1 stop
STL
11:50a
SEA
6:04a
18h 14m
1 stop
Depart: Tue Mar 21 2017 Return: Wed Mar 22 2017 Trip spans 2 days
American Airlines
American Airlines
SEA
7:55p
STL
2:23a
6h 28m
1 stop
STL
1:20p
SEA
8:56p
7h 36m
1 stop
Depart: Wed Mar 29 2017 Return: Tue Apr 4 2017 Trip spans 7 days
Delta
Delta
SEA
2:30a
STL
10:44a
8h 14m
1 stop
STL
11:19a
SEA
5:52p
6h 33m
1 stop
Depart: Mon Mar 27 2017 Return: Tue Apr 4 2017 Trip spans 9 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: Mon Mar 20 2017 Return: Tue Mar 21 2017 Trip spans 2 days
United
United
SEA
7:05p
STL
2:05a
7h 00m
1 stop
STL
7:25a
SEA
7:01p
11h 36m
2 stops
Depart: Thu Apr 27 2017 Return: Tue May 2 2017 Trip spans 6 days
Major Airline
Major Airline
SEA
2:55a
STL
1:07p
10h 12m
1 stop
STL
8:00a
SEA
3:48p
7h 48m
1 stop
Depart: Sat Apr 29 2017 Return: Tue May 2 2017 Trip spans 4 days
Frontier
Frontier
SEA
5:57a
STL
5:07p
11h 10m
1 stop
STL
9:50a
SEA
4:10p
6h 20m
1 stop
Depart: Fri May 5 2017 Return: Wed May 10 2017 Trip spans 6 days
Major Airline
Major Airline
SEA
10:15p
STL
3:54a
5h 39m
2 stops
STL
5:50a
SEA
3:35p
9h 45m
2 stops
Depart: Sat May 6 2017 Return: Wed May 10 2017 Trip spans 5 days
Frontier
Frontier
SEA
5:58a
STL
5:07p
11h 09m
1 stop
STL
9:50a
SEA
7:35p
9h 45m
1 stop
Depart: Wed Mar 22 2017 Return: Tue Mar 28 2017 Trip spans 7 days
American Airlines
American Airlines
SEA
7:55p
STL
2:23a
6h 28m
1 stop
STL
2:00p
SEA
9:34p
7h 34m
1 stop
Depart: Wed Apr 5 2017 Return: Sat Apr 8 2017 Trip spans 4 days
Delta
Delta
SEA
2:45a
STL
8:29a
5h 44m
1 stop
STL
11:19a
SEA
7:36p
8h 17m
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: Tue May 2 2017 Return: Sun May 7 2017 Trip spans 6 days
Frontier
Frontier
SEA
6:55a
STL
5:07p
10h 12m
1 stop
STL
9:50a
SEA
3:50p
6h 00m
1 stop
Depart: Thu Apr 6 2017 Return: Mon Apr 10 2017 Trip spans 5 days
American Airlines
American Airlines
SEA
10:36a
STL
5:58p
7h 22m
1 stop
STL
3:50a
SEA
12:05p
8h 15m
1 stop
Depart: Sun Apr 16 2017 Return: Thu Apr 20 2017 Trip spans 5 days
Delta
Delta
SEA
6:15a
STL
2:49p
8h 34m
1 stop
STL
1:40a
SEA
7:41a
6h 01m
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: Sat May 20 2017 Return: Sun May 28 2017 Trip spans 9 days
United
United
SEA
1:45a
STL
11:39a
9h 54m
1 stop
STL
2:20p
SEA
10:15p
7h 55m
1 stop
Depart: Wed Mar 8 2017 Return: Tue Mar 21 2017 Trip spans 13 days
Major Airline
Major Airline
SEA
9:00p
STL
3:15a
6h 15m
1 stop
STL
6:45a
SEA
3:30p
8h 45m
1 stop
Depart: Tue Apr 11 2017 Return: Wed Apr 19 2017 Trip spans 9 days
American Airlines
American Airlines
SEA
11:00a
STL
5:55p
6h 55m
1 stop
STL
11:30a
SEA
8:53p
9h 23m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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.

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Airports
Origin

Seattle
$216
Destination

St. Louis
$216
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