BZN to BOS flight delays & on-time performance
Nonstop flights from Bozeman Yellowstone International Airport to Boston Logan International Airport · 1,991 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at BZN or BOS 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 Boston (BOS) arrived on time 65% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 4.3% were cancelled, and 15% arrived an hour or more late.
- JetBlue was the most punctual airline here (68% on time); Delta Air Lines was the least (60%).
- Departures scheduled around 11am did best (75% on time); around 1pm did worst (54%).
- Sunday was the most reliable day to fly (78% on time) and Wednesday the least (55%).
- The largest source of delay minutes was late-arriving aircraft (42%).
Which airline is most on time from BZN to BOS?
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 |
|---|---|---|---|---|---|
| JetBlue | 68% | 4.2% | 52 min | 15.4% | 142 |
| Delta Air Lines | 60% | 4.6% | 56 min | 12.9% | 65 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 11am75%86 flights
- 12pm57%61 flights
- 1pm54%27 flights
- 2pm64%27 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday77%8.3% cancelled
- Tuesday63%5.0% cancelled
- Wednesday55%0.0% cancelled
- Thursday56%10.0% cancelled
- Friday68%3.8% cancelled
- Saturday55%0.0% cancelled
- Sunday78%6.3% 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 aircraft42%
- Airline (crew, maintenance, cleaning, fueling)40%
- Air traffic control & airport congestion18%
- Extreme weather0%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)44%
- Extreme weather33%
- Air traffic control & airport congestion22%
- Security0%
BZN to BOS: common questions
- How often are BZN to BOS flights on time?
- 65% 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 Boston cancelled?
- 4.3% of scheduled flights were cancelled (9 of 207).
- How long are typical delays?
- Across all flights the average arrival delay was 53 min (early arrivals count as zero). Flights that were late arrived 149 min behind schedule on average, and 14.6% of flights were an hour or more late.
- How long is taxi time at BZN?
- Flights on this route spent 18 min taxiing from the gate to takeoff on average.
Related routes
Return trip: BOS to BZN — 70% 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 → BOS, nonstop flights by US airlines that report to the DOT. How we calculate this.