Charlotte (CLT) to St Louis (STL): 574 miles (924 km) great-circle, about 1h 40m nonstop by our estimate. Cheapest fare observed: $279 round-trip on American Airlines, nonstop, departing June 9, 2026.
$279 round-trip, American Airlines AA2733, departing 2026-06-09 at 07:35, returning 2026-06-19. The recorded itinerary left on a Tuesday, returning on a Friday 10 nights later; the fare was observed 45 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $279, it ranked 15th of the 30 round-trip fares we recorded from CLT (median $293). That is 48.6 cents per great-circle mile (round-trip price over one-way distance), above the CLT median of 22.0 cents across 30 round-trip routes.
Routes from CLT of similar length: West Palm Beach (592 mi) at $329 and Chicago (599 mi) at $161.
American Airlines had the cheapest fare on 4 of 30 CLT routes. It is the 25th longest of the 30 routes we track from CLT.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/New_York, America/Chicago; flight time is our estimate.