| Route | Destination | Flights | Distance | Aircraft | Last Seen |
|---|---|---|---|---|---|
| GGW → SDY |
Sidney-Richland Rgnl
Sidney
|
2 | 118 mi | C340 | Jul 18, 2025 |
| BIL → HVR |
Havre City-County
Havre
|
2 | 110 mi | C404 | Sep 16, 2025 |
| BIL → MLS |
Frank Wiley Fld
Miles City
|
1 | 142 mi | C404 | Aug 28, 2025 |
| BIL → SHR |
Sheridan County
Sheridan
|
1 | 105 mi | C404 | Sep 2, 2025 |
Airline statistics are based on flight route observations collected from FlightAware AeroAPI and other sources. Flight counts represent observed operations, not scheduled frequencies. Route data is continuously updated as new flight information becomes available.