Are there nonstop flights from Portland (PWM) to Montrose (MTJ)?

No. The fastest connection is via Denver, about 4h 44m of total flying time.

What is the fastest connection from Portland (PWM) to Montrose (MTJ)?

via Denver ≈ 4h 44m, via Chicago ≈ 4h 45m, via Newark ≈ 4h 55m (estimated flying time, excluding layovers).

from 15,000 ANA miles, from 23,000 JAL miles (economy, one way, based on the published award charts).

Portland International Jetport (PWM) to Montrose Regional Airport (MTJ)・3,174 km

No nonstop flights. The fastest connection is via Denver (DEN), about 4h 44m of flying time (layover not included).

With milesANA 15,000 miles+ (via DEN)JAL 23,000 miles+ (via DFW)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

9 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.

Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.