Are there nonstop flights from Billings (BIL) to Phoenix (PHX)?

Yes. American Eagle (airline brand) fly this route. Flight time is about 2h 9m.

What is the fastest connection from Billings (BIL) to Phoenix (PHX)?

via Salt Lake City ≈ 2h 42m, via Las Vegas ≈ 2h 55m, via Denver ≈ 3h (estimated flying time, excluding layovers).

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

Billings Logan International Airport (BIL) to Phoenix Sky Harbor International Airport (PHX)・1,407 km

Nonstop flights available (1 airline). Flight time about 2h 9m. Nonstop return flights also operate.

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

7 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.