Route
BZN → SEA
Bozeman Yellowstone International Airport Seattle–Tacoma International Airport
How punctual is this route?
- On-time arrivals
- 84.1%
- Less than 15 minutes late
- Cancelled
- 0.6%
- Of scheduled flights
- Average delay when late
- 71 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,565
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 40%
- Late-arriving aircraft 28%
- Air traffic control & airport 20%
- Extreme weather 11%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 89.8% | 137 |
| October 2025 | 88.4% | 122 |
| November 2025 | 88.4% | 98 |
| December 2025 | 77.2% | 161 |
| January 2026 | 90.4% | 146 |
| February 2026 | 89.0% | 118 |
| March 2026 | 85.0% | 117 |
| April 2026 | 89.6% | 96 |
| May 2026 | 81.5% | 124 |
| June 2026 | 79.7% | 150 |
| July 2026 | 79.9% | 154 |
| August 2026 | 76.1% | 142 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| SkyWest Airlines | 937 | 84.2% | 0.2% | 72 min |
| Alaska Airlines | 628 | 83.9% | 1.1% | 71 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
OO4092
9% late · 255 flights
-
OO4104
13% late · 165 flights
-
AS279
18% late · 164 flights
-
OO3718
7% late · 109 flights
-
OO4174
20% late · 86 flights
-
OO3703
17% late · 76 flights
-
AS286
40% late · 70 flights
-
AS461
1% late · 69 flights
-
OO3498
51% late · 69 flights
-
OO3736
10% late · 69 flights
-
AS905
13% late · 55 flights
-
AS1031
18% late · 41 flights
-
AS214
0% late · 36 flights
-
AS1350
3% late · 35 flights
-
AS328
15% late · 34 flights
-
OO3182
21% late · 28 flights
-
AS553
44% late · 27 flights
-
AS720
8% late · 27 flights
-
OO3013
21% late · 24 flights
-
OO3249
40% late · 20 flights
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