What are the most popular routes to Casper?
| Minneapolis - Casper | Average pricePEN 673 | Average duration1d 2h | Daily departures3 | |
| Tulsa - Casper | Average pricePEN 691 | Average duration1d 19h | Daily departures2 | |
| Des Moines - Casper | Average pricePEN 891 | Average duration1d 5h | Daily departures2 | |
| Billings - Casper | Average pricePEN 348 | Average duration4h 30m | Daily departures1 | |
| Rapid City - Casper | Average pricePEN 730 | Average duration17h 55m | Daily departures1 | |
