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Cheap Flights from Chiang Mai to Incheon International

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Compare Chiang Mai to Incheon International flight deals

Find the cheapest month or even day of the year to fly to Incheon International

Book the best Incheon International fare with no extra fees

Flight deals from Chiang Mai to Incheon International

Looking for a cheap last-minute deal or the best return flight from Chiang Mai to Incheon International? Find the lowest prices on one-way and return tickets right here.
Seoul.R 1,781 per passenger.Departing Thu, 24 Apr.One-way flight with Eastar Jet.Outbound direct flight with Eastar Jet departs from Chiang Mai on Thu, 24 Apr, arriving in Incheon International.Price includes taxes and charges.From R 1,781, select.
Seoul.R 1,913 per passenger.Departing Thu, 26 Jun.One-way flight with Jin Air.Outbound direct flight with Jin Air departs from Chiang Mai on Thu, 26 Jun, arriving in Incheon International.Price includes taxes and charges.From R 1,913, select.
Seoul.R 1,917 per passenger.Departing Wed, 10 Sep.One-way flight with Jin Air.Outbound direct flight with Jin Air departs from Chiang Mai on Wed, 10 Sep, arriving in Incheon International.Price includes taxes and charges.From R 1,917, select.
Seoul.R 1,921 per passenger.Departing Wed, 1 Oct.One-way flight with Jin Air.Outbound direct flight with Jin Air departs from Chiang Mai on Wed, 1 Oct, arriving in Incheon International.Price includes taxes and charges.From R 1,921, select.
Seoul.R 2,046 per passenger.Departing Thu, 15 May.One-way flight with Eastar Jet.Outbound direct flight with Eastar Jet departs from Chiang Mai on Thu, 15 May, arriving in Incheon International.Price includes taxes and charges.From R 2,046, select.
Seoul.R 2,046 per passenger.Departing Thu, 3 Jul.One-way flight with Eastar Jet.Outbound direct flight with Eastar Jet departs from Chiang Mai on Thu, 3 Jul, arriving in Incheon International.Price includes taxes and charges.From R 2,046, select.
Seoul.R 2,247 per passenger.Departing Wed, 27 Aug.One-way flight with Eastar Jet.Outbound direct flight with Eastar Jet departs from Chiang Mai on Wed, 27 Aug, arriving in Incheon International.Price includes taxes and charges.From R 2,247, select.
Seoul.R 3,164 per passenger.Departing Thu, 13 Nov.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Chiang Mai on Thu, 13 Nov, arriving in Incheon International.Price includes taxes and charges.From R 3,164, select.

Find the cheapest month to fly from Chiang Mai to Incheon International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chiang Mai to Incheon International flights are currently cheapest in April.
Apr
from R 1,781
May
from R 2,046
Jun
from R 1,913
Jul
from R 2,046
Aug
from R 2,247
Sep
from R 1,917
Oct
from R 1,921
Nov
from R 3,164
Dec
from R 4,960
Jan
from R 4,152
Feb
from R 3,872
Mar
from R 4,400

Direct flights from Chiang Mai to Incheon International

Chiang Mai to Incheon International: Alternative routes

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

Chiang Mai to Seoul: Flight information

The things to know before you go.
Cheapest flight foundR 1,777
Cheapest month to flyApril
Average flight time5 hrs, 8 mins
Most popular airlineKorean Air
Average flights per week46

Finding cheap flights from Chiang Mai to Incheon International: Frequently asked questions

The best price we found for a return flight from Chiang Mai to Incheon International is R 3,458. 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.
5 hours and 8 minutes is the average flight time from Chiang Mai to Incheon International.
Korean Air, Delta and Thai Airways fly direct from Chiang Mai to Incheon International.
As of April 2025, there are 46 flights per week flying from Chiang Mai to Incheon International.
The cheapest month to fly from Chiang Mai to Incheon International is usually April 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Chiang Mai Airport to Incheon International Airport on Wednesday, 10 September 2025.
Yes – the average flight time is 5 hours and 8 minutes.
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 Incheon International 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 Seoul is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Jin Air offers the cheapest flight tickets to Incheon International.

Travelling from Chiang Mai International Airport (CNX) to Incheon International Airport (ICN): what you need to know

  • 5 hours 26 minutes is the average length of a direct flight from Chiang Mai International Airport to Incheon International Airport. Seoul is 2 hours ahead of Chiang Mai and is in the UTC+9 timezone.

  • Each week, there are 75 flights from Chiang Mai International Airport to Incheon International Airport. The first flight from CNX to ICN is at 00:05 and the latest is at 23:59.

  • You can expect bigger queues during popular months such as August and other peak periods. Arriving up to four hours in advance for international flights and two hours for a domestic departure is a smart move.

  • One easy journey from CNX to ICN is all it takes to get to Seoul, South Korea. You'll find a range of carriers that run direct flights from Chiang Mai International Airport to Incheon International Airport, including:

  • If you want a stopover for your flight from Chiang Mai International Airport to Incheon International Airport, just uncheck 'Direct flights only' and look at all your options. These are the top stopovers between CNX and ICN:

    • Suvarnabhumi Airport

    • Hong Kong International Airport

    • Taiwan Taoyuan International Airport

  • Don't forget, you may need a visa to enter South Korea. Visa requirements can differ and travel documentation requirements often change. Before locking in your cheap ticket from CNX to ICN, be sure to check with your carrier and your destination country's local embassy or consulate for the latest information.

How to find the cheapest flights from Chiang Mai International Airport (CNX) to Incheon International Airport (ICN)

  • The best price we've seen for a one-way ticket from Chiang Mai International Airport to Incheon International Airport is R 1,777. The cheapest price for a return flight is R 3,467. Remember that fares may change due to demand when booking.

  • To snag cheap tickets from CNX to ICN, book your trip 10 months ahead of your planned departure.

  • Plan your trip for June. That's the cheapest month for tickets from Chiang Mai International Airport to Incheon International Airport. If your travel dates are flexible, try out the 'Whole month' tool to find the lowest airfare across every month.

  • Create a Price Alert for cheap tickets from CNX to ICN. There's no need to check back in every day to find out if fares have fallen. We'll let you know as soon as there's a change in price.

  • Play around with filters to find the perfect journey for you. To see the 'Best,' 'Fastest' or 'Cheapest' flights from Chiang Mai International Airport to Incheon International Airport, use the 'Sort by' function. You can also filter by airline, departure and arrival times, and number of stops.

Handy information about Chiang Mai International Airport (CNX)

  • Located around 5 kilometres from the centre of Chiang Mai, Chiang Mai International Airport can be reached in about 10 minutes by car, depending on traffic. The journey on public transport is roughly 23 minutes.

  • Need a handy hotel close to CNX? If you're catching an early flight from Chiang Mai International Airport to Incheon International Airport, these accommodation options will have you sleeping moments from your departure lounge:

Arriving at Incheon International Airport (ICN)

Getting from Incheon International Airport (ICN) to central Seoul

  • Incheon International Airport is approximately 48 kilometres from central Seoul. The time it takes to get there in a cab or car rental depends on the time of day. Do a little research beforehand.

  • If you're taking public transport, expect a journey of about 1 hour and 44 minutes.

When to fly to Incheon International Airport (ICN)

  • The quietest month for a flight from Chiang Mai International Airport to Incheon International Airport is April, while July is the most popular. Pick the best time to visit Seoul based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • When booking your flight from Chiang Mai International Airport to Incheon International Airport, think about the type of weather you like. August is the warmest month in Seoul, with temperatures ranging from 19ºC to 32ºC.

  • January sees average temperatures of between -12ºC and 4ºC. Search for cheap tickets from CNX to ICN around that time if you like cooler conditions.

More about Seoul

  • When it comes to looking for somewhere to lay your head, you can find the best places to stay in Seoul right here. Browse these hotels after locking in your flight from CNX to ICN:

  • All great holidays should include some sightseeing. Gyeongbokgung Palace, Bukchon Hanok Village and N Seoul Tower are among the things you can't miss in Seoul.

  • You'll find more than one way to get to Seoul. Gimpo International Airport (GMP) is another popular choice. Look into the fares and schedules available with this international airport.

Complete your Seoul trip with hotels and a car rental

  • You've locked in your cheap ticket to Incheon International Airport — now it's time to find a great place to stay, and perhaps even your own set of wheels. We've compared prices across hundreds of companies to bring you the top hotels and car rental deals in Seoul.

Plan the rest of your trip from Chiang Mai to Seoul

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