Are there nonstop flights from Lagos (LOS) to Denver (DEN)?

No. The fastest connection is via New York, about 14h of total flying time.

What is the fastest connection from Lagos (LOS) to Denver (DEN)?

via New York ≈ 14h, via Washington ≈ 14h 3m, via Atlanta ≈ 14h 19m (estimated flying time, excluding layovers).

from 35,000 ANA miles, from 45,000 JAL miles (economy, one way, based on the published award charts).

Murtala Muhammed International Airport (LOS) to Denver International Airport (DEN)・11,045 km

No nonstop flights. The fastest connection is via New York (JFK), about 14h of flying time (layover not included).

With milesANA 35,000 miles+ (via IAD)JAL 45,000 miles+ (via LHR)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

6 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.