What are the most popular routes to Casper?
| Tulsa - Casper | Average pricePEN 685 | Average duration1d 19h | Daily departures3 | |
| Kansas City - Casper | Average pricePEN 667 | Average duration1d 10h | Daily departures2 | |
| Rapid City - Casper | Average pricePEN 635 | Average duration17h 55m | Daily departures1 | |
| Minneapolis - Casper | Average pricePEN 667 | Average duration1d 2h | Daily departures3 | |
| Des Moines - Casper | Average pricePEN 883 | Average duration1d 5h | Daily departures2 | |
