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Cheap round-trip flights to St. Louis
These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, 30 Aug - Sat, 6 Sep
ORD
Chicago
STL
St. Louis
S$195 Return, found 21 hours ago
S$195
Return
found 21 hours ago

Sat, 30 Aug - Sat, 6 Sep
ORD
Chicago
STL
St. Louis
S$195 Return, found 21 hours ago
S$195
Return
found 21 hours ago

Thu, 21 Aug - Mon, 25 Aug
ICT
Wichita
STL
St. Louis
S$214 Return, found 19 hours ago
S$214
Return
found 19 hours ago

Thu, 28 Aug - Thu, 4 Sep
ORD
Chicago
STL
St. Louis
S$259 Return, found 3 days ago
S$259
Return
found 3 days ago

Thu, 28 Aug - Sun, 31 Aug
YUL
Montreal
STL
St. Louis
S$670 Return, found 1 day ago
S$670
Return
found 1 day ago
Find the cheapest month to fly from Columbus (CMH) to St. Louis (STL)
August is typically the cheapest month to fly
From S$185 - S$774 per traveller.
Graph displaying average flight prices per month
Frequently asked questions
Destination airport | Lambert-St. Louis Intl. |
Destination airport IATA code | STL |
Destination city name | St. Louis |
Return price | S$253 |
More to explore for St. Louis
Heading to St. Louis? Explore St. Louis with Expedia's Travel Guides to find the best hotels, holiday packages, car hire deals and more!
Trending flights to St. Louis
These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, 28 Aug - Thu, 4 Sep
SIN
Singapore
STL
St. Louis
S$1,145 Return, found 1 day ago
S$1,145
Return
found 1 day ago
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