Flight history · Aug 2025 – Jul 2026 · US DOT on-time records

WN 3950 · St Louis (STL) → Orlando (MCO)

Sold by Southwest. Still flying: 55 of the last 56 days (Daily).

Arrives on time62%within 15 minutes, of 57 flights
Cancelled1.8%of scheduled flights
An hour or more late14%of flights that operated
When late, on average58 minlate, among flights 15+ min late

Schedule

Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport (Orlando is 1 h ahead of St Louis).

Leaves STL
20:00
Arrives MCO
23:30
Flight time
2h 30m
Days flown, last 8 weeks
55 of 56

Each square is a day, Sat Jun 6 to Fri Jul 31, two weeks per row (each column is the same weekday); filled = flew.

How late it arrives

Share of flights that operated arriving more than this late.

15+ min late38%
30+ min late25%
1h+ late14%
2h+ late4%
20%40%60% 015301h1h302h3h

Horizontal: minutes late at arrival (0 to 3 hours). Vertical: share of flights later than that.

Its hour at STL

All flights leaving St Louis (STL) at 8–9 pm, wherever they’re going: 61% left within 15 minutes and 0.7% were cancelled (3,318 flights in the year). Other Southwest flights on this route →

Upcoming forecasts

Our odds that this flight is late or cancelled on the days we publish.