What are the most popular routes to Casper?
| Billings - Casper | Average priceMAD 939 | Average duration4h 30m | Daily departures1 | |
| Minneapolis - Casper | Average priceMAD 1,818 | Average duration1d | Daily departures3 | |
| Tulsa - Casper | Average priceMAD 1,867 | Average duration1d 19h | Daily departures2 | |
| Des Moines - Casper | Average priceMAD 2,408 | Average duration1d 5h | Daily departures2 | |
| Rapid City - Casper | Average priceMAD 1,973 | Average duration17h 55m | Daily departures1 | |
