The average bus between Saint Louis BTS Station and Terminal 21 takes 28 min and the fastest bus takes 24 min. The bus runs at least 3 times per hour from Saint Louis BTS Station to Terminal 21. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run every 20 minutes between Saint Louis BTS Station and Terminal 21. The earliest departure is at 5:52 AM in the morning, and the last departure from Saint Louis BTS Station is at 6:07 PM which arrives into Terminal 21 at 6:31 PM. All services require a transfer at ก่อนแยกเพลินจิต;Before Ploenchit Intersection and take an average of 28 min. The schedules shown below are for the next available departures.

31 min • 1 change

24 min • 1 change

24 min • 1 change

24 min • 1 change
Want to know about travelling from Saint Louis BTS Station to Terminal 21? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from Saint Louis BTS Station to Terminal 21. However, there are services departing from Saint Louis BTS Station station and arriving at Terminal 21 station via ก่อนแยกเพลินจิต;Before Ploenchit Intersection. The journey, including transfers, takes approximately 28 min.
Saint Louis BTS Station to Terminal 21 bus services, operated by Thai Smile Bus, depart from ศึกษาวิทยา;Suksa Wittaya station.
Saint Louis BTS Station to Terminal 21 bus services, operated by Thai Smile Bus, arrive at โรบินสันสุขุมวิท;Robinsonsukhumvit station.
Book your Saint Louis BTS Station to Terminal 21 bus tickets online with Thai Smile Bus and Bangkok Mass Transit Authority.
The distance between Saint Louis BTS Station and Terminal 21 is 4.1 km. The road distance is 6 km.
You can take a bus from ศึกษาวิทยา;Suksa Wittaya to Terminal 21 via ก่อนแยกเพลินจิต;Before Ploenchit Intersection, Bts เพลินจิต, and โรบินสันสุขุมวิท;Robinsonsukhumvit in around 23 min.