Are there nonstop flights from Phoenix (PHX) to Oklahoma City (OKC)?

Yes. Southwest Airlines, American Eagle (airline brand) fly this route. Flight time is about 2h 4m.

What is the fastest connection from Phoenix (PHX) to Oklahoma City (OKC)?

via Dallas-Fort Worth ≈ 2h 58m, via Dallas ≈ 3h 1m, via Denver ≈ 3h 4m (estimated flying time, excluding layovers).

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

Phoenix Sky Harbor International Airport (PHX) to OKC Will Rogers World Airport (OKC)・1,338 km

Nonstop flights available (2 airlines). Flight time about 2h 4m. Nonstop return flights also operate.

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

10 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.