The contributors of Flight-Report published 7 reviews on 3 airlines on the route Seoul - Incheon (ICN) → Bangkok - Suvarnabhumi (BKK). The airline with the best average rating is Thai Airways with 8.2/10. The average flight time is 5 hours and 36 minutes.
Airlines on this route are:
Frequent travelers recommend "Asiana Airlines Business Lounge" at ICN for comfort and entertainment/wifi.