By Flight
To reach for the city of Bangkok there are two main airports, one running in the North and another from the East of Bangkok. It is the Suvarnabhumi Airport that locates itself 25 km to the east and the Don Muang Airport located 24 km to the north catering to domestic and international flights in abundance.
Suvarnabhumi airport has direct and easy connectivity to the city by taxis, buses, and Airport Rail Link that is a high-speed train service in downtown Bangkok. There will be round the clock availability of roadway services from outside both the airports to drop you to your final destination.
By Road
The roadway services offer you with buses and taxis that get you wherever you wish to be in Bangkok. There are three bus terminals considered to be the major ones, the Northern Bus Terminal- Mochit, the Eastern Bus Terminal-Ekkamai, and the Southern Bus Terminal-Sa Tai.
The buses will take you not just round the city but also to Pattaya, Krabi, Phuket, etc. cities neighbouring Bangkok. If looking out for taxi services, then do know that the taxis run according to the metered price so confirm the prices before the journey.
By Train
Bangkok has great rail connectivity throughout Thailand and also to other neighbouring countries. Hua Lamphong serves as the main railway station of the city to travel to neighbouring countries and many other parts of Thailand. There is another railway station, Thornburi station that connects the city from within for travelling to the local parts of the city.