Flight schedule from Richland Municipal Airport
| Flight | Flight days | Departure | Arrival | Flight time | Airlines | Price | ||
|---|---|---|---|---|---|---|---|---|
| 9K1778 | Sidney — Billings | daily | 07:35 | 09:28 | 1h 53m | Cape Air | search | |
| 9K1778 | Sidney — Billings | sun | 08:35 | 10:28 | 1h 53m | Cape Air | search | |
| 9K1780 | Sidney — Billings | daily | 09:45 | 11:38 | 1h 53m | Cape Air | search | |
| 9K1780 | Sidney — Billings | sun | 10:45 | 12:38 | 1h 53m | Cape Air | search | |
| 9K1784 | Sidney — Billings | daily | 13:04 | 14:56 | 1h 52m | Cape Air | search | |
| 9K1784 | Sidney — Billings | sun | 14:04 | 14:56 | 52m | Cape Air | search | |
| 9K1788 | Sidney — Billings | daily | 14:55 | 16:48 | 1h 53m | Cape Air | search | |
| 9K1788 | Sidney — Billings | sun | 15:55 | 17:48 | 1h 53m | Cape Air | search | |
| 9K1776 | Sidney — Billings | daily | 17:10 | 19:05 | 1h 55m | Cape Air | search | |