Deal found on September 19, 2026
St. Louis to Atlanta
$43$29485% off
Round trip
Frontier has St. Louis to Atlanta at $43 round trip, the lowest fare we've ever tracked on this route, dipping slightly under our previous record low. It's a great quick Southern getaway or a cheap positioning fare through one of Delta's busiest hubs, with availability showing into the fall.
Travel dates
Dates in October
e.g. Oct 12 – Oct 21 · 9 nights
Date options
8 at this price
Lowest we've seen
$43
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