Year-round direct route · 1,645 km
Seattle (SEA) to Denver (DEN)
Nonstop service operated by Alaska Airlines, Delta Air Lines, Frontier Airlines, United Airlines. Around 2h 38m gate to gate over 1,645 km (1,022 mi).
Route facts
| Airlines | Alaska Airlines, Delta Air Lines, Frontier Airlines, United Airlines |
| Service | Year-round |
| Distance | 1,645 km / 1,022 mi |
| Est. flight time | about 2h 38m |
| Return direction | DEN to SEA |
Times are estimates from distance; days of operation and schedules change. Verify with the airline before booking.
SEA · Seattle–Tacoma International Airport
Seattle, United States