Find Cheap Flights from Lambert-St Louis to Seattle

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 Lambert-St Louis to Seattle

(Round-trip)
Depart: Mon Aug 21 2017 Return: Tue Aug 29 2017 Trip spans 9 days
Delta
Delta
STL
3:39p
SEA
9:57p
6h 18m
1 stop
SEA
3:30a
STL
11:59a
8h 29m
1 stop
Depart: Mon Aug 14 2017 Return: Tue Aug 22 2017 Trip spans 9 days
Major Airline
Major Airline
STL
11:35a
SEA
4:07a
16h 32m
1 stop
SEA
12:55a
STL
7:07a
6h 12m
1 stop
Depart: Wed Aug 30 2017 Return: Wed Sep 6 2017 Trip spans 8 days
American Airlines
American Airlines
STL
3:17a
SEA
12:00p
8h 43m
1 stop
SEA
1:10a
STL
8:20a
7h 10m
1 stop
Depart: Wed Oct 4 2017 Return: Sun Oct 8 2017 Trip spans 5 days
Alaska Airlines
Alaska Airlines
STL
1:10p
SEA
5:55p
4h 45m
nonstop
SEA
6:20a
STL
10:09a
3h 49m
nonstop
Depart: Thu Aug 17 2017 Return: Wed Aug 23 2017 Trip spans 7 days
United
United
STL
2:00a
SEA
12:14p
10h 14m
1 stop
SEA
6:40p
STL
3:34a
8h 54m
1 stop
Depart: Wed Jun 14 2017 Return: Tue Jun 20 2017 Trip spans 7 days
Frontier
Frontier
STL
10:30a
SEA
7:37p
9h 07m
1 stop
SEA
7:00a
STL
5:00p
10h 00m
1 stop
Depart: Tue Aug 22 2017 Return: Fri Aug 25 2017 Trip spans 4 days
Delta
Delta
STL
3:39p
SEA
9:57p
6h 18m
1 stop
SEA
9:25a
STL
5:55p
8h 30m
1 stop
Depart: Tue Aug 15 2017 Return: Tue Aug 22 2017 Trip spans 8 days
Major Airline
Major Airline
STL
7:30a
SEA
3:32p
8h 02m
1 stop
SEA
2:55a
STL
1:10p
10h 15m
1 stop
Depart: Sat Sep 2 2017 Return: Wed Sep 6 2017 Trip spans 5 days
American Airlines
American Airlines
STL
2:00p
SEA
9:34p
7h 34m
1 stop
SEA
11:00a
STL
5:51p
6h 51m
1 stop
Depart: Fri Aug 25 2017 Return: Wed Aug 30 2017 Trip spans 6 days
Delta
Delta
STL
3:39p
SEA
9:57p
6h 18m
1 stop
SEA
3:30a
STL
11:59a
8h 29m
1 stop
Depart: Fri Sep 1 2017 Return: Wed Sep 6 2017 Trip spans 6 days
Major Airline
Major Airline
STL
6:30a
SEA
3:31p
9h 01m
1 stop
SEA
2:55a
STL
8:49a
5h 54m
1 stop
Depart: Mon Sep 4 2017 Return: Mon Sep 18 2017 Trip spans 15 days
American Airlines
American Airlines
STL
3:09p
SEA
10:15p
7h 06m
1 stop
SEA
11:00a
STL
5:51p
6h 51m
1 stop
Depart: Fri Aug 18 2017 Return: Sat Aug 26 2017 Trip spans 9 days
United
United
STL
12:32p
SEA
9:56p
9h 24m
1 stop
SEA
1:08p
STL
11:24p
10h 16m
1 stop
Depart: Tue Sep 12 2017 Return: Mon Sep 18 2017 Trip spans 7 days
Delta
Delta
STL
9:20a
SEA
7:49p
10h 29m
1 stop
SEA
8:55p
STL
2:30a
5h 35m
1 stop
Depart: Wed Aug 2 2017 Return: Tue Aug 22 2017 Trip spans 21 days
Alaska Airlines
Alaska Airlines
STL
3:17p
SEA
7:38p
4h 21m
nonstop
SEA
1:35p
STL
5:35p
4h 00m
nonstop
Depart: Tue Sep 5 2017 Return: Mon Sep 18 2017 Trip spans 14 days
American Airlines
American Airlines
STL
2:00p
SEA
9:34p
7h 34m
1 stop
SEA
11:00a
STL
5:51p
6h 51m
1 stop
Depart: Thu Jun 15 2017 Return: Tue Jun 20 2017 Trip spans 6 days
Frontier
Frontier
STL
3:35p
SEA
8:15a
16h 40m
1 stop
SEA
7:00a
STL
12:51p
5h 51m
1 stop
Depart: Wed Sep 6 2017 Return: Wed Sep 20 2017 Trip spans 15 days
Major Airline
Major Airline
STL
12:54a
SEA
5:15a
4h 21m
nonstop
SEA
2:20a
STL
6:03a
3h 43m
nonstop
Depart: Wed Sep 13 2017 Return: Fri Sep 15 2017 Trip spans 3 days
Delta
Delta
STL
11:40a
SEA
9:54p
10h 14m
1 stop
SEA
3:30a
STL
11:59a
8h 29m
1 stop
Depart: Sun Sep 3 2017 Return: Wed Sep 20 2017 Trip spans 18 days
Alaska Airlines
Alaska Airlines
STL
4:54a
SEA
9:15a
4h 21m
nonstop
SEA
6:20a
STL
10:03a
3h 43m
nonstop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

St. Louis
$294
Destination

Seattle
$294
Airlines Airline reviews

38 travelers who booked a flight from St. Louis to Seattle rated their chosen airlines with an average of 8.9.

Overall
9.2
Boarding
9.0
Crew
9.3
Comfort
8.7
Food
8.3
Entertainment
8.6