Flight Time from Boulder to Cheyenne
The flight from Boulder to Cheyenne covers about 81 mi and takes roughly 39 min nonstop. Flight duration estimate and fare guide.
Boulder and Cheyenne are about 81 mi (131 km) apart in a straight line. By road that works out to roughly 106 mi (170 km), a drive of about 1 hr 53 min. A nonstop flight covers the great-circle distance in approximately 39 min.
| Straight-line distance | 81 mi / 131 km |
| Road distance (est.) | 106 mi / 170 km |
| Driving time (est.) | 1 hr 53 min |
| Nonstop flight (est.) | 39 min |
| Driving fuel (est., 1-way) | $13 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 40.578, -105.047 |
How these estimates work
Straight-line distance uses the haversine formula on each city's coordinates. Road distance applies a circuity factor (~1.2–1.4×) and driving time a blended average speed. Flight time uses typical jet cruise speed plus ~30 minutes for taxi, climb and descent. Treat all figures as planning estimates.
Frequently asked questions
Boulder to Cheyenne is about 81 mi (131 km) in a straight line, and roughly 106 mi (170 km) by road.