Year-round direct route · 1,029 km
Tucson (TUS) to Denver (DEN)
Nonstop service operated by Southwest Airlines, United Airlines. Around 1h 54m gate to gate over 1,029 km (639 mi).
Route facts
| Airlines | Southwest Airlines, United Airlines |
| Service | Year-round |
| Distance | 1,029 km / 639 mi |
| Est. flight time | about 1h 54m |
| Return direction | DEN to TUS |
Times are estimates from distance; days of operation and schedules change. Verify with the airline before booking.