Las Vegas (LAS) to Bozeman (BZN): On-Time Performance
Data through May 2026
When you fly LAS to BZN matters as much as anything else about the booking: the route swung from 91% on-time in November 2024 to just 53% in July 2024. Across the full period the route averages 77% on-time against a national 78%. Morning departures also hold up better than evening ones (88% vs 59%), which matters most in the rough months.
- On-time
- 77%
- arrived <15 min late
- Avg delay
- 14 min
- completed flights
- Cancelled
- 0.2%
- Flights/day
- 1.6
- last 12 months
- Duration
- 2h 6m
- scheduled
- Distance
- 701 mi
Best airline from LAS to BZN
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Allegiant Airmost reliable | 81% | 16 min | 1.5% | 195 |
| Southwest Airlines | 76% | 14 min | 0.0% | 1,018 |
Monthly on-time trend
Best time to fly from LAS to BZN
Aim for departures around 6 a.m. (91% on-time); avoid 7 p.m. departures (52%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 76% | 12 min |
| Tuesdaybest | 87% | 8 min |
| Wednesday | 84% | 9 min |
| Thursday | 74% | 17 min |
| Friday | 64% | 20 min |
| Saturday | 79% | 12 min |
| Sunday | 78% | 14 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft59%
- Airline operations31%
- National airspace system10%
- Weather1%
Frequently asked questions
- How often are flights from LAS to BZN delayed?
- 23% of LAS–BZN flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 14 minutes.
- Which airline is most reliable from LAS to BZN?
- Allegiant Air has the best on-time record on this route at 81%, based on 195 flights. 2 airlines flew LAS–BZN frequently enough to compare in this period.
- What is the best time of day to fly from LAS to BZN?
- Departures around 6 a.m. have the best record (91% on-time), while departures around 7 p.m. have the worst (52%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from LAS to BZN?
- The scheduled LAS–BZN flight time averages 2h 6m over 701 miles. Actual arrival times vary — flights on this route land 15+ minutes late 23% of the time.
- How often are LAS to BZN flights cancelled?
- 0.2% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from LAS to BZN?
- July 2024 was the roughest month in this dataset, with only 53% of arrivals on time. The best was November 2024 at 91%. If your dates are flexible, that 37-point gap is worth planning around.
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Based on 1,213 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.