C$619 Cheap Flights from Bucharest Otopeni (OTP) to Chiang Mai (CNX)

Compare Bucharest Otopeni to Chiang Mai flight deals

Find the cheapest month or even day of the year to fly to Chiang Mai

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Flight deals from Bucharest Otopeni to Chiang Mai

Looking for a cheap last-minute deal or the best return flight from Bucharest Otopeni Airport to Chiang Mai Airport? If you want to travel next month, return fares start from C$1,626. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Bucharest Otopeni to Chiang Mai

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Bucharest Otopeni to Chiang Mai flights are currently cheapest in May.

Bucharest Otopeni to Chiang Mai: Alternative routes

Compare routes from Bucharest Otopeni to Chiang Mai below. You may find an airport to fly into that's cheaper, faster, or easier than Chiang Mai.

Bucharest to Chiang Mai: Flight information

The things to know before you go.
Cheapest flight foundC$619
Cheapest month to flyMay

Finding cheap flights from Bucharest Otopeni to Chiang Mai: Frequently asked questions

The best price we found for a return flight from Bucharest Otopeni to Chiang Mai is C$1,415. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Bucharest Otopeni to Chiang Mai. But we found flights with one or more stops from C$1,415.
As of April 2026, there are no flights flying from Bucharest Otopeni to Chiang Mai.
The cheapest month to fly from Bucharest Otopeni to Chiang Mai is usually October.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Bucharest Otopeni Airport to Chiang Mai Airport on Thursday, October 22, 2026.
No airlines currently offer direct flights between Bucharest Otopeni Airport and Chiang Mai Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chiang Mai but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Chiang Mai is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, AJet offers the cheapest flight tickets to Chiang Mai.

Flying from Bucharest Henri Coanda International Airport (OTP) to Chiang Mai International Airport (CNX): what you need to know

  • You'll likely experience longer queues in popular months such as July and other peak seasons. Arriving up to fours hours ahead of international flights and two hours for domestic departures will give you ample time for security and boarding.

  • Don't forget, you might need a visa to enter Thailand. Visa regulations can differ and travel documentation requirements are always changing. Before reserving your cheap ticket from OTP to CNX, be sure to check with your carrier and your destination country's local embassy or consulate for current information.

How to find the cheapest flights from Bucharest Henri Coanda International Airport (OTP) to Chiang Mai International Airport (CNX)

  • The lowest price we've found for a one-way ticket from Bucharest Henri Coanda International Airport to Chiang Mai International Airport is C$619. For a return flight on this route, the best price is C$1,414. Depending on the availability and when you book, these fares can change.

  • To pick up cheap flight tickets from OTP to CNX, book early. Airlines usually offer lower prices when flights are first released.

  • The 'Whole month' tool shows you the cheapest flight tickets from Bucharest Henri Coanda International Airport to Chiang Mai International Airport across the month. It's the best way to find a bargain if your dates aren't set in stone.

  • Getting a cheap ticket from OTP to CNX is straightforward with Price Alerts. All you need to do is create one of these automatic alerts and we'll let you know as soon as the price has fallen.

  • Tailor your flights with filters. Pick your preferred arrival and departure times, total journey duration and airlines. You can also sort the results by 'Best,' 'Fastest' or 'Cheapest' flights from Bucharest Henri Coanda International Airport to Chiang Mai International Airport.

Handy information about Bucharest Henri Coanda International Airport (OTP)

  • Bucharest Henri Coanda International Airport is around 21 kilometres from central Bucharest. If you're ride-sharing, catching a cab or driving from the center, it'll take 34 minutes or so to get there, depending on traffic. If you're taking public transport, expect the trip time to be around 1 hour and 36 minutes.

  • Need a convenient hotel close to OTP? If you're on an early flight from Bucharest Henri Coanda International Airport to Chiang Mai International Airport, these accommodation options will have you moments from check-in:

Arriving at Chiang Mai International Airport (CNX)

Getting from Chiang Mai International Airport (CNX) to central Chiang Mai

  • Chiang Mai International Airport is approximately 5 kilometres from the center of Chiang Mai. With your own car rental or if you're catching a cab, the drive is about 10 minutes.

  • When traveling on public transport, expect a journey of around 23 minutes.

When to fly to Chiang Mai International Airport (CNX)

  • August is the busiest month for flights from Bucharest Henri Coanda International Airport to Chiang Mai International Airport. To skip the crowds, go to Chiang Mai in February.

  • The warmest month in Chiang Mai is April, with temperatures ranging between 22ºC and 42ºC. Book your flights from Bucharest Henri Coanda International Airport to Chiang Mai International Airport in this month if this is the type of weather you like.

  • January has average temperatures of between 12ºC and 31ºC. Search for cheap flight tickets from OTP to CNX sometime around then if you want to travel in cooler conditions.

More about Chiang Mai

  • Once you've booked your flights from OTP to CNX, you'll need to find somewhere to stay in Chiang Mai. Make one of these accommodation options your base for exploring this popular destination:

  • Doi Suthep and Kalare Night Bazaar are a couple of popular attractions to put on your Chiang Mai to-do list. Keep the sightseeing going at Wat Phra Singh.

Complete your Chiang Mai trip with hotels and a car rental

  • We've got more party tricks than just comparing flights. Once you've secured your cheap ticket to Chiang Mai International Airport, explore our great car rental deals that'll give you the flexibility and freedom to see the sights at your own pace. Next, have a look at our exclusive rates for hotels to find the ideal Chiang Mai stay.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.