This deal has expired.
It was found on April 29, 2026. Typical price for this route is $357. Fares like this come and go fast. Get the next one by email below.
Past deal
St. Louis to Denver
$108$35770% off
Round trip
FIRE DEAL: Denver from just $108 with Southwest! Perfect for mountain adventures, craft beer scene, and outdoor activities.
Travel dates
Aug 17 to Aug 26
Date options
4 at this price
Lowest we've seen
$56
Get deals like this from St. Louis
Free email alerts when we find a fare worth booking. No spam.