Chao Phraya Express Boat
Chao Phraya Express Boat Co., Ltd. has run Bangkok’s scheduled river boats for more than 50 years. Its flag lines run between Pak Kret (N33) in Nonthaburi and Wat Rajsingkorn (S3): the Orange Flag stopping service, the limited-stop Yellow and Red Flag commuter boats, the Green-Yellow line to Pak Kret and the Yellow Midday boat. It also runs boat rental and other river services.
Chao Phraya Express Boat routes
Sources
- chaophrayaexpressboat.com, checked 4 Oct 2026: Company page: 53 years of service; lines between Pak Kret (Nonthaburi) and Wat Ratsingkorn; air-conditioned catamarans between Nonthaburi and Sathorn since 2020.
- chaophrayaexpressboat.com, checked 4 Oct 2026: Chao Phraya Express Boat "Boat Schedule" image, effective 23 June 2026: departures per flag line (Orange, Yellow, Yellow Midday, Green-Yellow, Red), weekday/Saturday/Sunday tables, fares (Orange 18 THB, Yellow 23 THB, Red 32 THB flat; Green-Yellow 16–35 THB).
- chaophrayaexpressboat.com, checked 4 Oct 2026: Chao Phraya Express route map (updated 5 May 2025): piers N33 Pak Kret to S3 Wat Rajsingkorn and the stops served by each flag; Oriental Pier (N1) closed for renovation.