Schedule: a typical summer Wednesday (the flights of Jul 29, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
SKYWEST · FLIGHT OO 5911SCHEDULED · TYPICAL ODDS
OO 5911 · HLN → DEN
departs 2:20 PM MT · arrives 4:36 PM MT
Forecast issued Thu 8:00 PM ET · 140h before departure
Typical odds
Too early for a weather forecast — these are typical odds for this flight on a Wednesday in October, from the weather this date has had in past years (the range shows how much they varied). They’ll switch to forecast-based odds about 3 days before departure.
Odds over time
Arrive at DEN more than 15 minutes late?
13%chance · ±7 pts+0 pts · 24h
HOW SURE WE ARELow. This is mostly a starting point from history; weather forecasts haven't kicked in yet.
How late will it get to DEN?
On time or early
87%
15–30 min late
1%
30 min–1 hour late
7%
1–2 hours late
2%
Over 2 hours late
2%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.