Route
STL → TPA
St. Louis Lambert International Airport Tampa International Airport
How punctual is this route?
- On-time arrivals
- 80.1%
- Less than 15 minutes late
- Cancelled
- 0.6%
- Of scheduled flights
- Average delay when late
- 66 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,234
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 60%
- Airline (crew, maintenance, cleaning) 25%
- Air traffic control & airport 12%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 84.4% | 90 |
| October 2025 | 76.8% | 95 |
| November 2025 | 79.2% | 97 |
| December 2025 | 81.1% | 108 |
| January 2026 | 84.2% | 102 |
| February 2026 | 80.0% | 90 |
| March 2026 | 80.8% | 125 |
| April 2026 | 83.6% | 110 |
| May 2026 | 80.7% | 115 |
| June 2026 | 81.8% | 99 |
| July 2026 | 72.8% | 103 |
| August 2026 | 75.8% | 100 |
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 | 1,205 | 80.4% | 0.4% | 66 min |
| Frontier Airlines | 29 | 66.7% | 6.9% | 54 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
WN4443
9% late · 64 flights
-
WN4619
48% late · 61 flights
-
WN1578
27% late · 60 flights
-
WN3985
5% late · 60 flights
-
WN3986
12% late · 60 flights
-
WN1884
14% late · 58 flights
-
WN3330
36% late · 58 flights
-
WN3831
10% late · 58 flights
-
WN4521
14% late · 58 flights
-
WN830
2% late · 58 flights
-
WN1260
14% late · 45 flights
-
WN3832
11% late · 39 flights
-
WN149
42% late · 33 flights
-
WN2332
12% late · 33 flights
-
WN4556
3% late · 33 flights
-
WN255
6% late · 31 flights
-
WN3660
10% late · 31 flights
-
WN3894
25% late · 28 flights
-
F92438
39% late · 24 flights
-
WN4047
22% late · 24 flights
-
WN806
17% late · 23 flights
-
WN3895
32% late · 22 flights
-
WN4704
23% late · 22 flights
-
WN3337
19% late · 21 flights
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