Are there nonstop flights from Porto (OPO) to Amman (AMM)?

No. The fastest connection is via Barcelona, about 5h 48m of total flying time.

What is the fastest connection from Porto (OPO) to Amman (AMM)?

via Barcelona ≈ 5h 48m, via Madrid ≈ 5h 49m, via Athens ≈ 5h 50m (estimated flying time, excluding layovers).

from 25,000 JAL miles, from 30,000 ANA miles (economy, one way, based on the published award charts).

Francisco de Sá Carneiro Airport (OPO) to Queen Alia International Airport (AMM)・4,084 km

No nonstop flights. The fastest connection is via Barcelona (BCN), about 5h 48m of flying time (layover not included).

With milesJAL 25,000 miles+ (via MAD)ANA 30,000 miles+ (via ATH)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

40 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.