Best Time to Fly MSO to LAX: On-Time Stats by Hour & Airline
Missoula Montana → Los Angeles International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 78.2% of Missoula (MSO) to Los Angeles (LAX) flights arrived on time (165 scheduled flights). That is 0.6 points above the national average of 77.6%.
SkyWest Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Friday was the most reliable day (88% on time) and July the worst month (78%).
The cancellation rate was 0.0% (US average 1.8%).
MSO to LAX 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 |
|---|---|---|---|---|
| SkyWest Airlines | 78.2% | 61 min | 0.0% | 165 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MSO to LAX
On-time arrival % by scheduled departure hour (local time), 256 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | Limited data | 6 | |
| 7am–8am | 83.6% | 0.0% | 55 |
| 11am–12pm | Limited data | 12 | |
| 1pm–2pm | Limited data | 1 | |
| 2pm–3pm | Limited data | 26 | |
| 3pm–4pm | 80.0% | 0.0% | 85 |
| 4pm–5pm | 73.2% | 0.0% | 71 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MSO to LAX
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Summer peak (Jun 15 - Aug 15) | 82.6% | +4.0 pts | 0.0% | 167 |
| All other days | 78.7% | — | 0.0% | 89 |
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).