Are there nonstop flights from Bangkok (BKK) to Taipei (TSA)?

No. The fastest connection is via Xiamen, about 3h 59m of total flying time.

What is the fastest connection from Bangkok (BKK) to Taipei (TSA)?

via Xiamen ≈ 3h 59m, via Fuzhou ≈ 4h 4m, via Wuhan ≈ 4h 54m (estimated flying time, excluding layovers).

Suvarnabhumi Airport (BKK) to Taipei Songshan International Airport (TSA)・2,518 km

No nonstop flights. The fastest connection is via Xiamen (XMN), about 3h 59m of flying time (layover not included).

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.