Cheap Flights from Kathmandu to Bangkok — $163

The Kathmandu — Bangkok route is served by a wide range of airlines: 6 in total, including Thai Lion Air, Thai AirAsia, Thai Airways, Srilankan Airlines, Air India, and IndiGo. Competition among carriers gives passengers the opportunity to find tickets at attractive fares — with prices starting from $163. Our service helps compare all available offers within seconds and choose the most convenient option. You can filter flights by price, departure time, or baggage rules to make your trip as comfortable as possible. With so many airlines, there’s always a chance to catch special promotions and save.

Bangkok’s Suvarnabhumi Airport (BKK) is the city’s primary international gateway and a major Southeast Asian hub, handling most full-service carriers and long-haul flights. It’s located about 30–35 km east of central Bangkok; typical taxi rides to Siam or Sukhumvit take 30–60 minutes depending on traffic, while the Airport Rail Link connects to the city in roughly 25–35 minutes with fares usually in the low single-digit USD range. Pros: modern terminals, plentiful lounges and dining options, extensive international connections. Cons: can be busy and spread out, transfers may require extra time during peak hours. Don Mueang International Airport (DMK) serves as Bangkok’s budget and domestic-focused airport, commonly used by low-cost carriers and regional services. Situated approximately 20–25 km north of downtown, taxis generally reach the city center in 30–60 minutes; shuttle buses and public buses are cheaper but slower, often costing a few dollars. Pros: budget-friendly fares and quick processing for low-cost airlines; facilities are functional and compact. Cons: fewer long-haul options, limited premium amenities, and transfers between DMK and Suvarnabhumi can add time and cost if you need to change airports.

A few airlines fly the Kathmandu — Bangkok route, but only one operates daily: Thai Airways flies every day. Royal Nepal Airlines only flies on Monday and Friday.

Tribhuvan International Airport (KTM) in Kathmandu is Nepal’s primary international gateway and typically functions as a busy hub for both full-service carriers and regional airlines, with budget operators serving domestic and short-haul routes. It sits close to the city center — roughly 5–7 km east — and is usually reachable in 20–40 minutes by taxi or rideshare depending on traffic; fares can often range from modest local rates to higher amounts during peak times. Ground options include airport taxis, metered city cabs, and some hotel shuttles; public bus connections exist but can be slower and less frequent. Pros: very convenient for downtown access and multiple carrier choices; cons: facilities can be crowded and infrastructure may feel basic compared with larger international hubs.

The minimum one-way ticket price from Kathmandu to Bangkok is $148 (August 2026), while the maximum is $191 (July 2026). On average, a ticket costs $174–$180.