BZN to LAS flight delays & on-time performance
Nonstop flights from Bozeman Yellowstone International Airport to Harry Reid International Airport · 701 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at BZN or LAS right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Bozeman (BZN) to Las Vegas (LAS) arrived on time 83% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.3% were cancelled, and 6% arrived an hour or more late.
- Southwest Airlines was the most punctual airline here (83% on time); Allegiant Air was the least (83%).
- Departures scheduled around 9am did best (100% on time); around 7pm did worst (64%).
- Tuesday was the most reliable day to fly (88% on time) and Friday the least (78%).
- The largest source of delay minutes was late-arriving aircraft (46%).
Which airline is most on time from BZN to LAS?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Southwest Airlines | 83% | 0.0% | 13 min | 5.9% | 508 |
| Allegiant Air | 83% | 2.2% | 19 min | 3.4% | 90 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am94%33 flights
- 6am95%95 flights
- 8am100%17 flights
- 9am100%18 flights
- 10am87%116 flights
- 11am88%32 flights
- 12pm85%39 flights
- 1pm100%16 flights
- 2pm66%37 flights
- 3pm78%60 flights
- 4pm69%35 flights
- 7pm64%61 flights
- 8pm71%21 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday83%0.0% cancelled
- Tuesday88%0.0% cancelled
- Wednesday85%0.0% cancelled
- Thursday81%0.8% cancelled
- Friday78%0.0% cancelled
- Saturday86%0.0% cancelled
- Sunday85%0.8% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft46%
- Airline (crew, maintenance, cleaning, fueling)30%
- Air traffic control & airport congestion23%
- Extreme weather1%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Air traffic control & airport congestion100%
- Airline (crew, maintenance, cleaning, fueling)0%
- Extreme weather0%
- Security0%
BZN to LAS: common questions
- How often are BZN to LAS flights on time?
- 83% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Bozeman to Las Vegas cancelled?
- 0.3% of scheduled flights were cancelled (2 of 598).
- How long are typical delays?
- Across all flights the average arrival delay was 14 min (early arrivals count as zero). Flights that were late arrived 76 min behind schedule on average, and 5.5% of flights were an hour or more late.
- How long is taxi time at BZN?
- Flights on this route spent 16 min taxiing from the gate to takeoff on average.
Related routes
Return trip: LAS to BZN — 77% on time
More flights from Bozeman
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: BZN → LAS, nonstop flights by US airlines that report to the DOT. How we calculate this.