Are there nonstop flights from Key West (EYW) to Tokyo (NRT)?

No. The fastest connection is via Dallas-Fort Worth, about 15h 13m of total flying time.

What is the fastest connection from Key West (EYW) to Tokyo (NRT)?

via Dallas-Fort Worth ≈ 15h 13m, via Chicago ≈ 15h 13m, via Houston ≈ 15h 17m (estimated flying time, excluding layovers).

from 27,500 ANA miles, from 45,000 JAL miles (economy, one way, based on the published award charts).

Key West International Airport (EYW) to Narita International Airport (NRT)・11,977 km

No nonstop flights. The fastest connection is via Dallas-Fort Worth (DFW), about 15h 13m of flying time (layover not included).

With milesANA 27,500 miles+ (via ORD)JAL 45,000 miles+ (via DFW)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

5 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.