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Cheap flight tickets from Bucharest Otopeni to Chiang Mai

Compare Bucharest Otopeni to Chiang Mai flight deals

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

Book the best Chiang Mai fare with no extra fees

Flight deals from Bucharest Otopeni to Chiang Mai

Looking for a cheap last-minute deal or the best return flight from Bucharest Otopeni to Chiang Mai? Find the lowest prices on one-way and return tickets right here.
Chiang Mai.RM3,218 per passenger.Departing Fri, 11 Sep, returning Sun, 13 Sep.Return flight with Austrian Airlines.Outbound indirect flight with Austrian Airlines, departs from Bucharest Otopeni on Fri, 11 Sep, arriving in Chiang Mai.Inbound indirect flight with Austrian Airlines, departs from Chiang Mai on Sun, 13 Sep, arriving in Bucharest Otopeni.Price includes taxes and charges.From RM3,218, select.
Chiang Mai.RM3,390 per passenger.Departing Mon, 1 Jun, returning Thu, 4 Jun.Return flight with Lufthansa and Thai Airways.Outbound indirect flight with Lufthansa, departs from Bucharest Otopeni on Mon, 1 Jun, arriving in Chiang Mai.Inbound indirect flight with Thai Airways, departs from Chiang Mai on Thu, 4 Jun, arriving in Bucharest Otopeni.Price includes taxes and charges.From RM3,390, select.
Chiang Mai.RM3,951 per passenger.Departing Wed, 14 Oct, returning Sun, 25 Oct.Return flight with Austrian Airlines.Outbound indirect flight with Austrian Airlines, departs from Bucharest Otopeni on Wed, 14 Oct, arriving in Chiang Mai.Inbound indirect flight with Austrian Airlines, departs from Chiang Mai on Sun, 25 Oct, arriving in Bucharest Otopeni.Price includes taxes and charges.From RM3,951, select.
Chiang Mai.RM4,280 per passenger.Departing Sun, 1 Nov, returning Sun, 8 Nov.Return flight with SWISS and Austrian Airlines.Outbound indirect flight with SWISS, departs from Bucharest Otopeni on Sun, 1 Nov, arriving in Chiang Mai.Inbound indirect flight with Austrian Airlines, departs from Chiang Mai on Sun, 8 Nov, arriving in Bucharest Otopeni.Price includes taxes and charges.From RM4,280, select.
Chiang Mai.RM4,730 per passenger.Departing Sat, 11 Apr, returning Tue, 14 Apr.Return flight with TAROM and Etihad Airways.Outbound indirect flight with TAROM, departs from Bucharest Otopeni on Sat, 11 Apr, arriving in Chiang Mai.Inbound indirect flight with Etihad Airways, departs from Chiang Mai on Tue, 14 Apr, arriving in Bucharest Otopeni.Price includes taxes and charges.From RM4,730, select.
Chiang Mai.RM4,758 per passenger.Departing Wed, 23 Dec, returning Mon, 11 Jan.Return flight with Turkish Airlines and Thai Airways.Outbound indirect flight with Turkish Airlines, departs from Bucharest Otopeni on Wed, 23 Dec, arriving in Chiang Mai.Inbound indirect flight with Thai Airways, departs from Chiang Mai on Mon, 11 Jan, arriving in Bucharest Otopeni.Price includes taxes and charges.From RM4,758, select.
Chiang Mai.RM4,832 per passenger.Departing Sat, 28 Mar, returning Sat, 4 Apr.Return flight with Qatar Airways and Etihad Airways.Outbound indirect flight with Qatar Airways, departs from Bucharest Otopeni on Sat, 28 Mar, arriving in Chiang Mai.Inbound indirect flight with Etihad Airways, departs from Chiang Mai on Sat, 4 Apr, arriving in Bucharest Otopeni.Price includes taxes and charges.From RM4,832, select.
Chiang Mai.RM5,314 per passenger.Departing Mon, 23 Feb, returning Fri, 27 Feb.Return flight with TAROM and Thai Airways.Outbound indirect flight with TAROM, departs from Bucharest Otopeni on Mon, 23 Feb, arriving in Chiang Mai.Inbound indirect flight with Thai Airways, departs from Chiang Mai on Fri, 27 Feb, arriving in Bucharest Otopeni.Price includes taxes and charges.From RM5,314, select.

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 September.
Feb
from RM5,314
Mar
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Apr
from RM4,730
May
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Jun
from RM3,390
Jul
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Aug
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Sep
from RM3,218
Oct
from RM3,951
Nov
from RM4,280
Dec
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Jan
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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.

Chiang Mai

4km from central Chiang Mai
ClosestCheapest
from RM3,218
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Lampang

79km from central Chiang Mai
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Bucharest to Chiang Mai: Flight information

The things to know before you go.
Cheapest flight foundRM3,218
Cheapest month to flySeptember

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 RM3,218. 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 RM3,218.
As of February 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 September.
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 Friday, 11 September 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, Austrian Airlines offers the cheapest flight tickets to Chiang Mai.

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

  • The timezone in Chiang Mai is UTC+7, which is five hours ahead of Bucharest.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for stress-free travel. Get to the airport on time to board your OTP to CNX flight.

  • You can expect bigger queues in popular months like July. Arriving up to four hours ahead of an international flight and two hours for domestic departures is a wise move.

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

  • At the moment, RM1,908 is the lowest price we've found for a one-way Bucharest Henri Coanda International Airport to Chiang Mai International Airport flight. The best price for a return plane ticket is RM3,218. Bear in mind that fares could change due to demand at the time of booking.

  • To find cheap tickets from OTP to CNX, book in advance. Airlines typically offer lower prices when flights are first made available.

  • Getting cheap flights from Bucharest Henri Coanda International Airport to Chiang Mai International Airport is easy if you're flexible with your travel plans. Use the 'Whole month' search tool to see the best prices across the month and bag a great deal.

  • Spend less time searching for cheap flights from OTP to CNX by creating a Price Alert. We'll send you an email or notification on the app when a lower fare pops up.

  • Lock in the ideal flight for you with the help of the filters. To see the 'Best,' 'Fastest' or 'Cheapest' flights from Bucharest Henri Coanda International Airport to Chiang Mai International Airport, use the 'Sort by' tool. You can also filter results by airline, arrival and departure times, and journey duration.

Handy information about Bucharest Henri Coanda International Airport (OTP)

  • 71.27% of flights departing from Bucharest Henri Coanda International Airport reach their destination on time.

  • Central Bucharest to Bucharest Henri Coanda International Airport is approximately 21 kilometres. Depending on traffic, it'll take you about 35 minutes to get there if you're driving, ride-sharing or catching a cab.

  • The trip when using public transport usually takes 1 hour 35 minutes.

  • Booked an early flight from Bucharest Henri Coanda International Airport to Chiang Mai International Airport? Avoid the hassle of rushing to the airport (and enjoy a little extra shut-eye) by choosing one of these stays near OTP:

Arriving at Chiang Mai International Airport (CNX)

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

  • From Chiang Mai International Airport, Chiang Mai is approximately 5 kilometres away. It takes around 10 minutes to drive to the centre.

  • Travelling on public transport typically takes 25 minutes.

When to fly to Chiang Mai International Airport (CNX)

  • August is the most popular month for flights from Bucharest Henri Coanda International Airport to Chiang Mai International Airport. For smaller crowds, head to Chiang Mai in February.

  • Lock in your flight from Bucharest Henri Coanda International Airport to Chiang Mai International Airport for April if you want to explore Chiang Mai during its warmest month. Expect temperatures of between 22ºC (72ºF) and 42ºC (108ºF).

  • For cooler conditions, search for a cheap ticket from OTP to CNX in January. Temperatures average between 12ºC (54ºF) and 31ºC (88ºF) then.

Explore more of Thailand

  • You've seen Chiang Mai, now it's time to discover other corners of Thailand. Travel about 434 kilometres east to Udon Thani to tick off its top sights. From Nong Prajak Public Park to Krom Luang Prachaksinlapakhom Monument and Chinesisches Tor, your itinerary will be busy.

  • Around 80 kilometres south-east of Chiang Mai, Lampang is another favourite stop in Thailand. No visit is complete without checking out Baan Sao Nak, Ratsadapisek Bridge and Horse-Drawn Carriage.

Plan the rest of your trip from Bucharest to Chiang Mai

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