Best Time to Fly LIT to STL: On-Time Stats by Hour & Airline
Bill and Hillary Clinton Nat Adams Field → St Louis Lambert International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 87.5% of Little Rock (LIT) to St. Louis (STL) flights arrived on time (403 scheduled flights). That is 9.8 points above the national average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
September has been the best month (93% on time) and Thursday the weakest day of the week (82%).
1.0% of flights were cancelled, versus 1.8% nationally.
LIT to STL 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 | 87.5% | 58 min | 1.0% | 403 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly LIT to STL
On-time arrival % by scheduled departure hour (local time), 1,081 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 97.3% | 1.1% | 264 |
| 6am–7am | 96.0% | 1.8% | 281 |
| 7am–8am | Limited data | 1 | |
| 8am–9am | Limited data | 28 | |
| 9am–10am | Limited data | 5 | |
| 3pm–4pm | 95.2% | 0.0% | 84 |
| 4pm–5pm | 82.0% | 0.8% | 134 |
| 5pm–6pm | 74.2% | 0.0% | 124 |
| 6pm–7pm | 68.1% | 0.0% | 160 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on LIT to STL
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 | 26 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 85.0% | -3.8 pts | 0.0% | 60 |
| Summer peak (Jun 15 - Aug 15) | 81.1% | -7.7 pts | 0.0% | 143 |
| All other days | 88.8% | — | 1.1% | 852 |
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).