Seattle / Tacoma (SEA) to St. Louis (STL) flight deal in economy from $64
Seattle–Tacoma International Airport
Seattle / Tacoma, United States
Lambert-Saint Louis International Airport
St. Louis, United States
$174 USD
-63%$64 USD
Verified about 6 hours agoNovember 2026
Mon
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Sun
Limited Availability
13% of dates checked are available within 10% of the lowest price
Saturday, November 7th, 2026
Outbound Flights
6h 15m·1 stop
$64 USD
SEANov 7 11:45
→DALNov 7 17:40
WN 698Boeing 737
40m layover

DALNov 7 18:20
→STLNov 7 20:00
WN 698Boeing 737
5h 20m·1 stop
$69 USD
SEANov 7 10:55
→DENNov 7 14:30
WN 2150Boeing 737MAX 8 Passenger
50m layover

DENNov 7 15:20
→STLNov 7 18:15
WN 2170Boeing 737MAX 8 Passenger
11h 55m·2 stops
$74 USD
SEANov 7 00:15
→MDWNov 7 06:05
WN 4975Boeing 737-700 (Scimitar Winglets) Pax
1h 55m layover

MDWNov 7 08:00
→CLENov 7 10:20
WN 1129Boeing 737-700 (Scimitar Winglets) Pax
3h 5m layover

CLENov 7 13:25
→STLNov 7 14:10
WN 915Boeing 737MAX 8 Passenger
9h 25m·1 stop
$74 USD
SEANov 7 00:15
→MDWNov 7 06:05
WN 4975Boeing 737-700 (Scimitar Winglets) Pax
4h 20m layover

MDWNov 7 10:25
→STLNov 7 11:40
WN 727Boeing 737-700 (Scimitar Winglets) Pax
7h 45m·1 stop
$124 USD
SEANov 7 05:30
→PHXNov 7 09:20
WN 1206Boeing 737-700 (Scimitar Winglets) Pax
2h layover

PHXNov 7 11:20
→STLNov 7 15:15
WN 3526Boeing 737
5h 20m·1 stop
$124 USD
SEANov 7 13:05
→DENNov 7 16:35
WN 746Boeing 737MAX 8 Passenger
50m layover

DENNov 7 17:25
→STLNov 7 20:25
WN 1843Boeing 737
5h 25m·1 stop
$179 USD
SEANov 7 06:45
→DENNov 7 10:15
WN 4956Boeing 737MAX 8 Passenger
55m layover

DENNov 7 11:10
→STLNov 7 14:10
WN 1807Boeing 737-700 (Scimitar Winglets) Pax
6h 35m·1 stop
$189 USD
SEANov 7 13:20
→PHXNov 7 17:05
WN 1349Boeing 737
1h layover

PHXNov 7 18:05
→STLNov 7 21:55
WN 1385Boeing 737MAX 8 Passenger