What are the most popular routes to Dubuque?
| Iowa City - Dubuque | Average priceRUB 5,605 | Average duration5h 35m | Daily departures3 | |
| Des Moines - Dubuque | Average priceRUB 6,172 | Average duration7h 15m | Daily departures1 | |
| Oskaloosa - Dubuque | Average priceRUB 8,438 | Average duration6h 15m | Daily departures1 | |
| Omaha - Dubuque | Average priceRUB 13,374 | Average duration18h 30m | Daily departures1 | |
| Naperville - Dubuque | Average priceRUB 7,143 | Average duration3h 40m | Daily departures1 | |