$37 Cheap Flights from Chiang Mai (CNX) to Bangkok (BKK)

Chiang Mai (CNX) to Bangkok (BKK) at a glance

Travel between Chiang Mai (CNX) and Bangkok (BKK) with a selection of airlines offering convenient domestic flights. Discover options for both full-service and low-cost carriers to find the best itinerary that aligns with your budget, schedule, and travel plans. Whether you’re seeking cheap flights from Chiang Mai or simply want to know the flight time, you can easily compare routes to explore Bangkok's renowned attractions and neighborhoods. Check the essential details for flights departing from Chiang Mai International Airport to Suvarnabhumi International Airport.

• Fastest flight duration: around 1h 30m non-stop
• Route distance: roughly 350 miles (565 km)
• Flights per week: around 20+ flights with multiple daily departures on average
• Typical fares (one-way): economy tickets often range from $35–$180, depending on seasonality and how far ahead you book

Flights from Chiang Mai International Airport (CNX) to Suvarnabhumi International Airport (BKK)

Based on recent traveler bookings, here are the top airlines favored for non-stop flights from Chiang Mai to Bangkok. These options allow you to easily compare prices, travel times, and cabin classes, helping you create the ideal itinerary to suit your travel needs.

• Thai Airways International: This full-service airline provides non-stop flights, with one-way fares generally between $60 and $230. It represents about 55% of departures on this route, with a flight duration of 1 hour and 30 minutes.
• Thai AirAsia: A budget-friendly option, Thai AirAsia offers non-stop service at one-way prices typically ranging from $35 to $95. It makes up roughly 16% of the departures for this route, with a travel time of 1 hour and 30 minutes.
• Bangkok Airways: As a full-service airline, Bangkok Airways provides non-stop service with one-way tickets usually priced between $50 and $185. This carrier accounts for about 15% of departures on this route, taking a total of 1 hour and 30 minutes.
• Hahn Air: Hahn Air, a full-service provider, offers non-stop flights with fares generally falling between $80 and $220. This airline comprises around 14% of departures on this route, with a total journey time of 1 hour and 30 minutes.
• APG Airlines: A lesser-known full-service airline, APG Airlines offers non-stop service with one-way fares typically between $65 and $110. It constitutes approximately 1% of the departures for this route, with a flight duration of 1 hour and 30 minutes.

Travelers flying from Chiang Mai to Bangkok can opt for an upgrade, as Thai Airways International provides both business class and premium economy class service on this route.

Best time to fly from Chiang Mai (CNX) to Bangkok (BKK)

The most popular months for travelers flying from Chiang Mai to Bangkok are January, February, and March, when peak temperatures in Bangkok reach up to 85.6°F in March. If you prefer quieter travel, consider May, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 87.3°F. For better deals, March usually offers the lowest average one-way fare around $89. Flight availability peaks in January and November, with approximately 31 flights per week, making it easier to find convenient departure times. August and September have the fewest flights, with approximately 14 flights per week.

• Cheapest time to fly: March usually offers good deals with average one-way fare around $89, roughly 16% cheaper than the yearly average.
• More budget-friendly months to fly: June, May, and February typically offer average one-way fares of around $96.
• Most flight options: January and November have the highest number of flights from Chiang Mai to Bangkok, with approximately 31 flights per week, giving you more flexibility in scheduling your trip.

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Chiang Mai (CNX) to Bangkok (BKK)

• Chiang Mai to Bangkok (CNX-DMK): Don Mueang International Airport (DMK) is located approximately 19 miles from Suvarnabhumi International Airport (BKK). One-way economy prices for this journey generally fall between $30 and $115, influenced by the season and timing of the booking. This route is primarily served by non-stop flights. Leading airlines operating on this route include Nok Air and Thai AirAsia, both of which are budget-friendly carriers.

How to find the best prices for flights from Chiang Mai (CNX) to Bangkok (BKK)

Getting some of the best deals on flights from Chiang Mai to Bangkok is all about timing and flexibility. Here are some key tips to help you save:

1. Best times to book and fly: cheaper fares are usually available when booking at least two months in advance, although most travelers tend to book within two weeks. Evening flights (6 p.m. to 12 a.m.) often offer lower prices, while afternoon flights (12 p.m. to 6 p.m.) are the most popular. Additionally, flying on Tuesday generally provides cheaper options, but Thursday remains the most favored travel day.
2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Suvarnabhumi International Airport from Chiang Mai International Airport

Bangkok welcomes travelers from Chiang Mai with a range of transport options based on price, convenience, and proximity. Bangkok city center is approximately a 20-minute drive (covering about 21 miles) from Suvarnabhumi International Airport, depending on traffic. Here's how to reach Bangkok efficiently:

• Hotel transfer: Transfers offer a convenient way to reach your hotel in Bangkok, with private rides that can be arranged in advance.
• Car rental: Renting a car from Suvarnabhumi International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Suvarnabhumi International Airport on Expedia.
• Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
• Public transportation: From Suvarnabhumi International Airport, Suvarnabhumi Airport Station, a metro station, is located about 0.6 miles away on foot, providing convenient access to the city.

Chiang Mai to Bangkok Flights

The cheapest times to fly from Chiang Mai to Bangkok

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chiang Mai to Bangkok are during the month of September. You can find some of the cheapest flights from Chiang Mai to Bangkok with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Chiang Mai to Bangkok

Sunday is one of the best days to book for cheap flights from Chiang Mai to Bangkok: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Chiang Mai to Bangkok

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chiang Mai to Bangkok in 2026. You can also book with separate airlines for your outbound and return journeys, from $37 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chiang Mai to Bangkok flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chiang Mai to Bangkok airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.