Are there nonstop flights from Flagstaff (FLG) to Phoenix (PHX)?

Yes. American Eagle (airline brand) fly this route. Flight time is about 44m.

Flagstaff → Phoenix

Flagstaff Pulliam Airport (FLG) to Phoenix Sky Harbor International Airport (PHX)・192 km

Nonstop flights available (1 airline). Flight time about 44m. Nonstop return flights also operate.

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