The Siwan to Chiang Mai air route connects Patna Airport (PAT) to Chiang Mai Int'l (CNX), covering a distance of 1,613 km. 5 airlines operate connecting flights (via major hubs) on this international route.
As an international route, travellers need a valid passport and appropriate visa for the destination country. It's recommended to arrive at the airport at least 3 hours before departure for international flights.
Compare fares across all airlines on FareEagle to find the best deal. Prices fluctuate based on demand, seasonality, and how far in advance you book. Generally, booking 4-8 weeks ahead for international routes gives the best value.
Compare PAT to CNX FaresThe following airlines operate regular services between Siwan and Chiang Mai. Each airline offers different fare classes, baggage allowances, and onboard services.
Full-service international carriers typically include meals, checked baggage (20-30 kg), and in-flight entertainment. Compare the total cost including baggage on FareEagle — sometimes a full-service fare with included baggage is cheaper than a low-cost fare plus add-ons.
Nearest Airport: Patna Airport (PAT)
Siwan does not have its own airport. The nearest airport is Patna (PAT), which is the closest air gateway. From the airport, you can reach Siwan by taxi, bus, or private transport.
Chiang Mai Int'l (CNX)
Chiang Mai International Airport (CNX) opened in 1921 and is operated by Airports of Thailand (AOT). In 2019, it handled over 11 million passengers, making it one of the busiest airports in Thailand. It serves as a gateway to Northern Thailand and is...
For official travel information and regulations, refer to these resources:
DGCA — Indian aviation authority
Passport Seva — passport and travel documents