Best Time to Fly STL to BUR: On-Time Stats by Hour & Airline
St Louis Lambert International → Bob Hope
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 77.5% of St. Louis (STL) to Burbank (BUR) flights arrived on time (192 scheduled flights). That is in line with the national average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Wednesday was the most reliable day (83% on time) and June the worst month (55%).
The cancellation rate was 0.0% (US average 1.8%).
STL to BUR on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Southwest Airlines | 77.5% | 46 min | 0.0% | 192 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly STL to BUR
On-time arrival % by scheduled departure hour (local time), 518 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 8am–9am | Limited data | 8 | |
| 9am–10am | Limited data | 22 | |
| 10am–11am | 80.4% | 0.0% | 47 |
| 11am–12pm | 87.5% | 1.1% | 89 |
| 12pm–1pm | 79.8% | 0.0% | 114 |
| 1pm–2pm | 60.0% | 0.0% | 35 |
| 2pm–3pm | 60.8% | 0.0% | 102 |
| 3pm–4pm | 80.6% | 0.0% | 36 |
| 4pm–5pm | Limited data | 19 | |
| 5pm–6pm | Limited data | 19 | |
| 6pm–7pm | Limited data | 21 | |
| 7pm–8pm | Limited data | 6 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on STL to BUR
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 12 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 73.3% | -0.8 pts | 0.0% | 30 |
| Summer peak (Jun 15 - Aug 15) | 71.6% | -2.5 pts | 0.0% | 88 |
| All other days | 74.1% | — | 0.3% | 388 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).