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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.$300 per passenger.Departing Wed, 10 Sep, returning Mon, 15 Sep.Return flight with Jin Air.Outbound direct flight with Jin Air departs from Chiang Mai on Wed, 10 Sep, arriving in Incheon International.Inbound direct flight with Jin Air departs from Incheon International on Mon, 15 Sep, arriving in Chiang Mai.Price includes taxes and charges.From $300, select.
Seoul.$324 per passenger.Departing Tue, 23 Sep, returning Mon, 13 Oct.Return flight with Jin Air.Outbound direct flight with Jin Air departs from Chiang Mai on Tue, 23 Sep, arriving in Incheon International.Inbound direct flight with Jin Air departs from Incheon International on Mon, 13 Oct, arriving in Chiang Mai.Price includes taxes and charges.From $324, select.
Seoul.$324 per passenger.Departing Wed, 1 Oct, returning Mon, 13 Oct.Return flight with Jin Air.Outbound direct flight with Jin Air departs from Chiang Mai on Wed, 1 Oct, arriving in Incheon International.Inbound direct flight with Jin Air departs from Incheon International on Mon, 13 Oct, arriving in Chiang Mai.Price includes taxes and charges.From $324, select.
Seoul.$325 per passenger.Departing Thu, 3 Jul, returning Wed, 9 Jul.Return flight with Eastar Jet and AirAsia X.Outbound indirect flight with Eastar Jet, departs from Chiang Mai on Thu, 3 Jul, arriving in Incheon International.Inbound indirect flight with AirAsia X, departs from Incheon International on Wed, 9 Jul, arriving in Chiang Mai.Price includes taxes and charges.From $325, select.
Seoul.$329 per passenger.Departing Fri, 29 Aug, returning Tue, 2 Sep.Return flight with Eastar Jet and Jin Air.Outbound direct flight with Eastar Jet departs from Chiang Mai on Fri, 29 Aug, arriving in Incheon International.Inbound direct flight with Jin Air departs from Incheon International on Tue, 2 Sep, arriving in Chiang Mai.Price includes taxes and charges.From $329, select.
Seoul.$340 per passenger.Departing Thu, 3 Jul, returning Sun, 13 Jul.Return flight with Eastar Jet and Jin Air.Outbound direct flight with Eastar Jet departs from Chiang Mai on Thu, 3 Jul, arriving in Incheon International.Inbound direct flight with Jin Air departs from Incheon International on Sun, 13 Jul, arriving in Chiang Mai.Price includes taxes and charges.From $340, select.
Seoul.$344 per passenger.Departing Thu, 15 May, returning Mon, 19 May.Return flight with Jeju Air and AirAsia X.Outbound indirect flight with Jeju Air, departs from Chiang Mai on Thu, 15 May, arriving in Incheon International.Inbound indirect flight with AirAsia X, departs from Incheon International on Mon, 19 May, arriving in Chiang Mai.Price includes taxes and charges.From $344, select.
Seoul.$345 per passenger.Departing Thu, 12 Jun, returning Mon, 16 Jun.Return flight with Jeju Air and AirAsia X.Outbound indirect flight with Jeju Air, departs from Chiang Mai on Thu, 12 Jun, arriving in Incheon International.Inbound indirect flight with AirAsia X, departs from Incheon International on Mon, 16 Jun, arriving in Chiang Mai.Price includes taxes and charges.From $345, 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 September.
Apr
from $479
May
from $344
Jun
from $345
Jul
from $325
Aug
from $352
Sep
from $300
Oct
from $324
Nov
from $365
Dec
from $576
Jan
from $370
Feb
from $617
Mar
from $367

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 found$300
Cheapest month to flySeptember
Average flight time5 hrs, 8 mins
Most popular airlineKorean Air
Average flights per week43

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 $300. 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 Jin Air fly direct from Chiang Mai to Incheon International.
As of April 2025, there are 43 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.
Currently, Jin Air offers the cheapest flight tickets to Incheon International.

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

  • Around 5 hours 25 minutes is how long you'll be travelling on a direct flight from Chiang Mai International Airport to Incheon International Airport.

  • Seoul is two hours ahead of Chiang Mai and follows the UTC+9 timezone.

  • You can choose from 75 weekly Chiang Mai International Airport to Incheon International Airport flights. The 00:05 departure with Asiana Airlines is the earliest available. Korean Air operates the last service of the day at 23:59.

  • Get to the airport on time so you don't miss your CNX to ICN flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to prevent a last-minute sprint to your gate.

  • Be prepared for longer lines during popular months such as August. Arriving up to four hours in advance for international flights and two hours for domestic departures is a smart move.

  • There are direct flights from Chiang Mai International Airport to Incheon International Airport, so getting to Seoul (and then exploring more of South Korea!) is easy. Popular carriers that fly nonstop include:

  • The majority of travellers choose to fly with Jeju Air on this route.

  • With a reliable 94.92% of services arriving on schedule, Jin Air is the most punctual carrier for CNX to ICN flights.

  • We make it easy to book a flight with a stopover. To see all your options for tickets from Chiang Mai International Airport to Incheon International Airport, deselect 'Direct flights only.' Then, choose a flight with a stop long enough to visit your chosen city. Stopovers between CNX and ICN include:

    • Taiwan Taoyuan International Airport

    • Hong Kong International Airport

    • Suvarnabhumi Airport

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

  • $142 is currently the lowest price for a one-way Chiang Mai International Airport to Incheon International Airport flight. Return flights start at $300. These fares may change based on availability.

  • To pick up cheap tickets from CNX to ICN, reserve your journey seven months before your planned departure.

  • June is the cheapest month for flights from Chiang Mai International Airport to Incheon International Airport. If you'd like to fly at a different time of year, the 'Whole month' tool will give you the lowest airfares across every month.

  • Stay on top of deals for cheap flights from CNX to ICN by setting up a Price Alert. You'll receive an email or notification through the app when a new discounted fare appears.

  • Select your ideal departure and arrival times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to find the best deals on flights from Chiang Mai International Airport to Incheon International Airport.

Handy information about Chiang Mai International Airport (CNX)

  • 76.37% of flights that depart Chiang Mai International Airport make it to their destination on time.

  • Chiang Mai International Airport is around 5 kilometres from central Chiang Mai. If you're catching a cab, ride-sharing or driving from the centre, it'll take 10 minutes or so to arrive, depending on the traffic.

  • The trip when using public transport usually takes 25 minutes.

  • Get your trip off to a relaxed start by staying near CNX. Whether you've booked an early flight from Chiang Mai International Airport to Incheon International Airport or want to avoid feeling rushed, these hotels are the answer:

Arriving at Incheon International Airport (ICN)

  • If you're getting in on a late Chiang Mai International Airport to Incheon International Airport flight, few things beat the convenience of staying close to the terminal. Pick up your bags from the carousel and then be showered and resting shortly after at one of these accommodation options near ICN:

  • Get on the fast track to adventure by picking up an Incheon International Airport rental car. Grab a set of wheels from WECAR, Hi Rent A Car or Alamo to explore Seoul and beyond.

  • To get the lowest price, reserve your vehicle from Incheon International Airport around four weeks before your trip.

Getting from Incheon International Airport (ICN) to central Seoul

  • Incheon International Airport to the centre of Seoul is roughly 48 kilometres. Journey times vary based on traffic and the time of day, so checking a navigation app for real-time estimates is always a good idea.

  • If you're travelling by public transport, expect a journey of roughly 1 hour 45 minutes.

When to fly to Incheon International Airport (ICN)

  • It's time to pick your trip dates for your flight from Chiang Mai International Airport to Incheon International Airport. July is the busiest month to head to Seoul. If you're after a more laid-back vibe, go in April.

  • The warmest month in Seoul is August, with the temperature ranging between 19ºC and 32ºC. Book your flights from Chiang Mai International Airport to Incheon International Airport in this month if this is the kind of weather you like.

  • January has average temperatures of between -12ºC and 4ºC. Search for cheap tickets from CNX to ICN around that time if you'd rather travel in cooler conditions.

Explore more of South Korea

  • You've visited Seoul, now it's time to explore other corners of South Korea. Travel around 322 kilometres south-east to Busan to tick off its must-visit sights. From Haeundae Beach to Gamcheon Culture Village and Beomeosa Temple, you'll have a packed itinerary ahead.

  • If you're eager to discover another corner of South Korea, consider Incheon, about 56 kilometres west of Seoul. Lawn Square of Incheon International Airport, Yeongjong Sky City No.23 Park and 스카이72 GC 바다코스 are highlights.

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