OO3100
OO3100 (SkyWest Airlines) is a multi-stop service on 7 routes, busiest Missoula to Seattle. Of 154 departures recorded from December 2024 to July 2026, 71.9% left on time, according to the US BTS.
- On-time departures71.9%of 154 flights
- Average delay16.8 min
- July 202631
- Cancelled0.7%
- Legs flown under this number7
Recorded departures by month
Short series — OO3100 has only 10 months so far. Enough to show the level now, not enough to read a trend.
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods9 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | 23 | – |
| February | – | 24 | – |
| March | – | 14 | – |
| April | – | – | – |
| May | 1 | 19 | ▲ 1,800.0% |
| June | – | 29 | – |
| July | – | 31 | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 7 | – | – |
| December | 5 | – | – |
according to the US BTS · December 2024 → July 2026
On-time departures by month
Short series — OO3100 has only 10 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods9 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | 90.9% | – |
| February | – | 58.3% | – |
| March | – | 28.6% | – |
| April | – | – | – |
| May | 0.0% | 57.9% | – |
| June | – | 89.7% | – |
| July | – | 90.3% | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 57.1% | – | – |
| December | 40.0% | – | – |
according to the US BTS · December 2024 → July 2026
Average departure delay by month
Short series — OO3100 has only 10 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
according to the US BTS · December 2024 → July 2026
Cancelled departures by month
Short series — OO3100 has only 10 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
The most recent periods9 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | 1 | – |
| February | – | 0 | – |
| March | – | 0 | – |
| April | – | – | – |
| May | 0 | 0 | – |
| June | – | 0 | – |
| July | – | 0 | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
according to the US BTS · December 2024 → July 2026
This is a historical record of departures already flown, not a forecast for your flight.
Several legs: the headline figure averages all of them. See the leg table.
Cancellation share
- Not cancelled 99.4% 153
- Cancelled 0.6% 1
Share of all recorded flights in the period, all legs. · Dec 3, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| MSO SEA Missoula Montana Airport – Seattle–Tacoma International Airport | 624 | 1.4 min | 90.4% | 52 |
| HDN SEA Yampa Valley Airport – Seattle–Tacoma International Airport | 1,431 | 23.4 min | 61.8% | 35 |
| SEA HDN Seattle–Tacoma International Airport – Yampa Valley Airport | 1,431 | 26.1 min | 63.3% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| December 2024 | 1 | 1 | 100.0% | 0 |
| May 2025 | 1 | 1 | 0.0% | 0 |
| November 2025 | 7 | 7 | 57.1% | 0 |
| December 2025 | 5 | 5 | 40.0% | 0 |
| January 2026 | 23 | 22 | 90.9% | 1 |
| February 2026 | 24 | 24 | 58.3% | 0 |
| March 2026 | 14 | 14 | 28.6% | 0 |
| May 2026 | 19 | 19 | 57.9% | 0 |
| June 2026 | 29 | 29 | 89.7% | 0 |
| July 2026 | 31 | 31 | 90.3% | 0 |