Southwest Airlines WN4564 Landed STL St. Louis → DEN Denver 1h 55m 1,810km / 1,117mi (Direct: 1,236km, +31%) 28. Apr 2018 DEPARTURE 06:17 CDT 11:17 UTC 06:05 +12 minutes ARRIVAL 07:13 MDT 13:13 UTC 07:25 -11 minutes Boeing B737-800 N8316H AIRLINE Southwest Airlines WN / SWA FLIGHTS/WEEK 71 PUNCTUALITY 73%