Route guide

Hanahan to St. Louis (CHS-STL): Nonstop Upgrade & Award Space

Southwest Airlines flies nonstop from Hanahan (CHS) to St. Louis (STL) just three times a week. With so few departures, each one carries the only premium seats on the route that day. 2LNR tracks confirmed upgrade and award space on all of them, so a rare opening doesn't slip past you.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

See CHS to STL on the interactive map Get started free
3
Nonstop flights a week
705 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every CHS to STL departure

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Hanahan to St. Louis to see which departures have real space, or watch the route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each CHS to STL departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See CHS to STL on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Hanahan to St. Louis nonstop

Carriers operating CHS to STL nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

  • Southwest Airlines
See CHS to STL on the interactive map →

Frequently asked questions about CHS to STL

How far is St. Louis from Hanahan?
CHS to STL covers about 705 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from CHS to STL?
Southwest Airlines is currently the only airline flying CHS to STL nonstop. 2LNR tracks confirmed upgrade and award space on every Southwest Airlines departure.
How often does CHS to STL operate?
The nonstop currently runs three times a week, on Southwest Airlines. Thin schedules like this change by season, and an alert will catch anything added.
How do I check upgrade or award availability on CHS to STL?
Open the CHS to STL calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Hanahan to St. Louis route, and 2LNR will notify you when space opens. It's free to start.

Never miss CHS to STL upgrade or award space

Track confirmed availability, set alerts, and book with confidence. Free to start, no credit card required.

Get started free