Are there nonstop flights from Kansas City (MCI) to Washington (IAD)?

Yes. United Express fly this route. Flight time is about 2h 15m.

What is the fastest connection from Kansas City (MCI) to Washington (IAD)?

via Indianapolis ≈ 2h 45m, via Columbus ≈ 2h 46m, via St Louis ≈ 2h 46m (estimated flying time, excluding layovers).

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

Kansas City International Airport (MCI) to Washington Dulles International Airport (IAD)・1,487 km

Nonstop flights available (1 airline). Flight time about 2h 15m. Nonstop return flights also operate.

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

33 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.