Are there nonstop flights from San Antonio (SAT) to Barcelona (BCN)?

No. The fastest connection is via Boston, about 11h 14m of total flying time.

What is the fastest connection from San Antonio (SAT) to Barcelona (BCN)?

via Boston ≈ 11h 14m, via Newark ≈ 11h 14m, via New York ≈ 11h 14m (estimated flying time, excluding layovers).

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

San Antonio International Airport (SAT) to Josep Tarradellas Barcelona-El Prat Airport (BCN)・8,688 km

No nonstop flights. The fastest connection is via Boston (BOS), about 11h 14m of flying time (layover not included).

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

None.

15 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.