San Diego (SAN) to Missoula (MSO) flights
Horizon Air flies nonstop from San Diego International Airport to Missoula Montana Airport, with about 4 flights a week in July 2026. The 992-mile flight takes about 2h 42m gate to gate.
- Distance
- 992 mi · 1,596 km
- Flight time
- 2h 42m
- Airlines
- 1
- Seats filled
- 88%
Airlines flying SAN to MSO
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Horizon Air | 4 | Embraer E175 | 1,472 | 2h 42m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
Is SAN to MSO on time?
From September 2025 to August 2026, 80% of 25 flights arrived within 15 minutes of schedule and 0% were cancelled. Flights leaving around 8am were the most punctual (87%), those around 7am the least (70%). Most delay time was caused by late-arriving aircraft (49%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Alaska Airlines | 25 | 80% | 17 min | 0% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 3 | 169 | |
| June 2026 | 3 | 195 | |
| July 2026 | 19 | 1,277 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.