Route
STL → MCO
St. Louis Lambert International Airport Orlando International Airport
How punctual is this route?
- On-time arrivals
- 77.5%
- Less than 15 minutes late
- Cancelled
- 0.9%
- Of scheduled flights
- Average delay when late
- 67 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,539
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 52%
- Airline (crew, maintenance, cleaning) 27%
- Air traffic control & airport 20%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 85.2% | 155 |
| October 2025 | 74.7% | 195 |
| November 2025 | 82.0% | 203 |
| December 2025 | 70.0% | 222 |
| January 2026 | 82.1% | 215 |
| February 2026 | 84.4% | 195 |
| March 2026 | 71.6% | 269 |
| April 2026 | 85.9% | 228 |
| May 2026 | 79.2% | 218 |
| June 2026 | 75.0% | 204 |
| July 2026 | 73.9% | 232 |
| August 2026 | 69.4% | 203 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Southwest Airlines | 2,143 | 78.4% | 0.6% | 64 min |
| Frontier Airlines | 396 | 72.5% | 2.5% | 79 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
F92636
28% late · 228 flights
-
F92630
31% late · 121 flights
-
WN1247
3% late · 64 flights
-
WN1722
28% late · 64 flights
-
WN2417
25% late · 63 flights
-
WN3949
32% late · 60 flights
-
WN3950
41% late · 60 flights
-
WN4358
8% late · 60 flights
-
WN3793
33% late · 58 flights
-
WN3795
3% late · 58 flights
-
WN3798
16% late · 58 flights
-
WN3799
20% late · 58 flights
-
WN3999
7% late · 58 flights
-
WN417
7% late · 58 flights
-
WN3947
18% late · 51 flights
-
F91632
16% late · 45 flights
-
WN3797
8% late · 36 flights
-
WN3948
63% late · 36 flights
-
WN2364
6% late · 33 flights
-
WN2381
38% late · 33 flights
-
WN3061
21% late · 33 flights
-
WN4405
12% late · 33 flights
-
WN4487
19% late · 32 flights
-
WN4547
37% late · 32 flights
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