Are there nonstop flights from New York (JFK) to Reykjavík (KEF)?

Yes. Delta Air Lines, Icelandair fly this route. Flight time is about 5h 24m.

What is the fastest connection from New York (JFK) to Reykjavík (KEF)?

via Boston ≈ 5h 55m, via Toronto ≈ 6h 36m, via Washington ≈ 6h 43m (estimated flying time, excluding layovers).

from 27,500 ANA miles, from 37,000 JAL miles (economy, one way, based on the published award charts).

John F. Kennedy International Airport (JFK) to Keflavik International Airport (KEF)・4,163 km

Nonstop flights available (2 airlines). Flight time about 5h 24m. Nonstop return flights also operate.

With milesANA 27,500 miles+ (via FRA)JAL 37,000 miles+ (via LHR)Economy, one way, estimate. Tap a connection for miles by cabin.

28 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.