On this page, you can book flights from Bangkok to Siddharthanagar. The 2,336 km flight between Thailand and Nepal is served by scheduled flights, with a frequency of about 2 times per week.
The main carrier on this route is FD. To plan your trip with maximum benefit, check out information on how to get to Bangkok airport and how to arrange a transfer from Siddharthanagar airport upon arrival.
Below is a calendar of the lowest flight ticket prices for Bangkok — Siddharthanagar by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $340 in ,, and the most expensive are around $347 in y. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.
Bangkok → Siddharthanagar, average one-way price
| Month | Average price | Level | Month | Average price | Level | Month | Average price | Level |
|---|---|---|---|---|---|---|---|---|
| Jan | $116 | medium | May | $100 | low | Sep | $100 | low |
| Feb | $113 | medium | Jun | $98 | low | Oct | $129 | high |
| Mar | $111 | medium | Jul | $108 | medium | Nov | $122 | high |
| Apr | $126 | high | Aug | $111 | medium | Dec | $131 | high |
Some values are estimated based on seasonality.
Climatic conditions in Siddharthanagar vary significantly throughout the year. The hottest month is April, when average highs reach 34.1°C, while the coolest weather settles in January. The monsoon period from June to September is characterized by heavy rainfall, peaking in July with up to 518.38 mm per month.
You can track the current cost of flights for specific dates using the price trend charts below. Since fare data is constantly updated, we recommend checking the low price calendar in real-time to ensure you don't miss the most profitable offers on flights from Bangkok.
For a comfortable trip, it's best to choose November or December: these are the driest months with moderate temperatures, minimizing the risk of flight delays due to bad weather. Summer months (July and August) should be avoided, as it rains almost daily, complicating transfers and logistics.
On the Bangkok — Siddharthanagar route, scheduled flights are operated by FD (Thai AirAsia), providing about 2 flights per week. This route is served by direct flights, allowing for the fastest travel between Thailand and Nepal. You will find detailed information on departure days and available fares in the list below; click on the carrier's card to see the route details.
Flights Bangkok — Siddharthanagar depart from Suvarnabhumi Airport and Don Mueang International Airport and arrive at Bhairawa Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.
The distance between the cities is 2,336 km. A direct flight usually lasts about 3 hours, depending on weather conditions and the specific airline schedule.
Regular air service between the cities is provided by FD (Thai AirAsia). It operates direct flights from Thailand to Nepal.
Yes, there are direct flights on the Bangkok — Siddharthanagar route. The flight frequency is approximately 2 times per week.
Flights from Bangkok arrive at Gautam Buddha International Airport (BWA), located directly in Siddharthanagar.
Ticket prices are dynamic and depend on the season and demand. We recommend using the low price calendar and the price dynamics chart on this page to find the most favorable time to purchase.
Where travelers fly most — pick a route and check prices
