CNX - ICN

$152 Find Cheap Flights from Chiang Mai to Incheon - Compare and Save

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Everything you should know

Cheapest round-trip
$278
Typical prices: $306-$457
Air China
Fri 12/28Sun 1/7
CNX - ICN • 1 stop
Cheapest non-stop
$344
Typical prices: $310-$459
Eastar Jet
Thu 11/29Thu 12/6
CNX - ICN • Non-stop
Nonstop flights
You can fly direct with Korean Air, Eastar Jet and others. Average duration is 5h.
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 100% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 19 weeks in advance save around 53% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 18% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $144 (round-trip)
Shortest trip • 8h 18m (one-way)
Insights
Insights
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We hope you love your trip to Incheon Intl Airport!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Chiang Mai to Incheon (CNX-ICN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Chiang Mai to Incheon

Mon, Dec 28 - Thu, Jan 7
Air China Logo
11:05 pm - 9:55 pmCNX  Chiang Mai-ICN Incheon Intl
20h 50m1 stop Beijing Capital
Air China Logo
1:10 pm - 9:50 pmICN  Incheon Intl-CNX Chiang Mai
10h 40m1 stop Beijing Capital
$278Air China
Wed, Dec 16 - Wed, Dec 23
Air China Logo
11:05 pm - 9:55 pmCNX  Chiang Mai-ICN Incheon Intl
20h 50m1 stop Beijing Capital
Air China Logo
1:10 pm - 9:50 pmICN  Incheon Intl-CNX Chiang Mai
10h 40m1 stop Beijing Capital
$282Air China
Fri, Dec 18 - Fri, Dec 25
Air China Logo
11:05 pm - 9:55 pmCNX  Chiang Mai-ICN Incheon Intl
20h 50m1 stop Beijing Capital
Air China Logo
1:10 pm - 9:50 pmICN  Incheon Intl-CNX Chiang Mai
10h 40m1 stop Beijing Capital
$296Air China
Mon, Mar 1 - Sun, Mar 14
Air China Logo
11:05 pm - 9:55 pmCNX  Chiang Mai-ICN Incheon Intl
20h 50m1 stop Beijing Capital
Air China Logo
11:10 am - 9:50 pmICN  Incheon Intl-CNX Chiang Mai
12h 40m1 stop Beijing Capital
$302Air China
Mon, Dec 28 - Thu, Jan 7
Air China Logo
11:05 pm - 9:55 pmCNX  Chiang Mai-ICN Incheon Intl
20h 50m1 stop Beijing Capital
Air China Logo
1:10 pm - 9:50 pmICN  Incheon Intl-CNX Chiang Mai
10h 40m1 stop Beijing Capital
$312Air China
Sun, Dec 13 - Mon, Dec 21
Multiple Airlines Logo
12:10 am - 7:10 amCNX  Chiang Mai-ICN Incheon Intl
5h 00mnonstop
Multiple Airlines Logo
5:25 pm - 9:20 pmICN  Incheon Intl-CNX Chiang Mai
5h 55mnonstop
$333Multiple Airlines
Mon, Dec 14 - Mon, Dec 21
Air China Logo
11:05 pm - 11:40 amCNX  Chiang Mai-ICN Incheon Intl
10h 35m1 stop Beijing Capital
Air China Logo
1:10 pm - 9:50 pmICN  Incheon Intl-CNX Chiang Mai
10h 40m1 stop Beijing Capital
$334Air China
Sun, Nov 29 - Sun, Dec 6
Air China Logo
11:05 pm - 4:35 pmCNX  Chiang Mai-ICN Incheon Intl
15h 30m1 stop Beijing Capital
Air China Logo
1:10 pm - 9:50 pmICN  Incheon Intl-CNX Chiang Mai
10h 40m1 stop Beijing Capital
$338Air China
Sun, Mar 7 - Wed, Mar 17
Korean Air Logo
12:20 am - 7:05 amCNX  Chiang Mai-ICN Incheon Intl
4h 45mnonstop
Korean Air Logo
6:45 pm - 10:45 pmICN  Incheon Intl-CNX Chiang Mai
6h 00mnonstop
$574Korean Air
Sun, Mar 7 - Sun, Mar 21
Korean Air Logo
12:20 am - 7:05 amCNX  Chiang Mai-ICN Incheon Intl
4h 45mnonstop
Korean Air Logo
6:45 pm - 10:45 pmICN  Incheon Intl-CNX Chiang Mai
6h 00mnonstop
$574Korean Air
Booking Insights

Price, demand and travel trends for Chiang Mai to Incheon Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Chiang Mai to Incheon Intl Airport?

Round-trip flights from Chiang Mai to Incheon Intl Airport typically range from $306 to $457. The lowest price found in the past 5 days was $278, on Air China.

What's the cheapest day of the week to fly from Chiang Mai to Incheon Intl Airport?

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Chiang Mai to Incheon Intl Airport. It’s 18% cheaper than the average day, while Friday is the most expensive, with prices 14% higher.

What’s the cheapest month to fly from Chiang Mai to Incheon Intl Airport?

•May is the cheapest month to fly from Chiang Mai to Incheon Intl Airport at $306 round-trip.
•August ($487) and November ($486) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 59% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Chiang Mai to Incheon Intl Airport the cheapest?

Flights from Chiang Mai to Incheon Intl Airport are cheapest 19 weeks before departure. Booking in this window typically costs about 53% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Chiang Mai to Incheon

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on Delta

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Robert Schrader

Robert Schrader

Expert on Korean Air

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

John Walton

John Walton

Expert on Asiana Airlines

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Key details for Chiang Mai to Incheon Intl Airport flights

Low season

August

Cheapest flight

$152
Beat the crowds with an average 44% drop in travelers.
The most popular month to fly with an average 53% increase in travelers.
One-way flight from Chiang Mai to Incheon Intl Airport

When to book flights from Chiang Mai to Incheon

Are your dates flexible? Find out the best times to travel from Chiang Mai to Incheon based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Chiang Mai to Incheon Intl Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from Chiang Mai to Incheon Intl Airport?

    These are the earliest and latest flight times available from Chiang Mai to Incheon Intl Airport:

    • Earliest: departs at 12:10 am and lands at 5:10 am
    • Latest: departs at 10:20 pm and lands at 3:20 am.

    The flight takes about 5h.

  • What cabin classes can I book on flights from Chiang Mai to Incheon Intl Airport?

    Only Economy Class is available on flights from Chiang Mai to Incheon Intl Airport.

  • How long is a flight from Chiang Mai to Incheon Intl Airport?

    A nonstop flight from Chiang Mai to Incheon Intl Airport takes 5h, covering 2,099 miles.

  • Do I need a passport to fly from Chiang Mai to Incheon Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Chiang Mai to Incheon Intl Airport flight?

    Round-trip flights from Chiang Mai to Incheon Intl Airport range from $306 to $457, with an average of $372 over the past 12 months. Anything below $306 counts as a good deal.

  • How expensive are last-minute Chiang Mai to Incheon Intl Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) run 33% above the $372 route average. Book 19 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from Chiang Mai to Incheon Intl Airport?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $144 round-trip via Bangkok Don Mueang Intl (DMK), compared to $372 for nonstop.

  • How does on-time performance compare across airlines flying from Chiang Mai to Incheon Intl Airport?

    Air Busan is slightly above the route average for timely arrivals, while Korean Air has a lower on-time arrival rate. On-time arrival rates on Chiang Mai to Incheon Intl Airport flights are:

    • Air Busan: 100% on time
    • Korean Air: 95% on time
    • Eastar Jet: 92% on time

    Overall, flights on this route are punctual 89% of the time on average.

  • What is the standard checked-bag allowance on flights from Chiang Mai to Incheon Intl Airport?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $22–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Chiang Mai to Incheon Intl Airport?

    The Boeing 737 MAX 8 family is used most often on this route, operated mainly by Jin Air and Jeju Air. Other aircraft seen on the route include Boeing 737-800 variants.

  • How are flight departures from Chiang Mai to Incheon Intl Airport spread across the day?

    Night is the busiest departure period on Chiang Mai to Incheon Intl Airport flights, with 100% of flights leaving in that window. Morning departures account for 0%, afternoon flights for 0%, and evening flights for 0%.

  • Have flight prices from Chiang Mai to Incheon Intl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $278 to $1,966. That means the highest observed fare was about 7x higher than the lowest one.

  • How are flight prices from Chiang Mai to Incheon Intl Airport looking right now?

    One-way fares from Chiang Mai to Incheon Intl Airport are currently lower than usual. Average one-way flight prices are about $160, which is 20% below the typical average for this route.

  • What car rental options are available at Incheon Intl Airport (ICN)?

    Incheon Intl Airport (ICN) hosts 5 major car rental companies, with daily rates averaging $47 for economy cars. Top options include:

    • WECAR
    • Wheego
    • Yesaway
    • Alamo
    • Enterprise Rent-A-Car

  • Which airports can I use when flying from Chiang Mai to Incheon Intl Airport?

    Flights from Chiang Mai to Incheon Intl Airport usually depart from Chiang Mai (CNX) and arrive at Incheon Intl (ICN).

  • What time of day has the fewest delays on flights from Chiang Mai to Incheon Intl Airport?

    Night flights have the fewest delays on this route.

  • At what point is a flight considered delayed from Chiang Mai to Incheon Intl Airport?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Chiang Mai to Incheon Intl Airport route, 11% of flights were delayed in the past 3 months, with delays averaging 1h 41m.

  • Which airports do connecting flights from Chiang Mai to Incheon Intl Airport pass through?

    One-stop flights from Chiang Mai to Incheon Intl Airport most commonly connect through:

    • Bangkok Don Mueang Intl (DMK) - 47% of one-stop connections
    • Bangkok Suvarnabhumi (BKK) - 21% of one-stop connections
    • Guangzhou Baiyun (CAN) - 11% of one-stop connections
    • Hong Kong Intl (HKG) - 5% of one-stop connections

  • Can I save money by using flexible dates for flights from Chiang Mai to Incheon Intl Airport?

    Yes. Flexible dates can save you up to 29% on flights from Chiang Mai to Incheon Intl Airport. Thursday is the cheapest departure day at $306 round-trip on average, while Friday is the most expensive at $427, a difference of $121.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from Chiang Mai to Incheon Intl Airport?

    6 airlines operate flights between Chiang Mai and Incheon Intl Airport. The airlines offering nonstop flights on this route include:

    • Korean Air
    • Eastar Jet
    • Jin Air
    • Jeju Air
    • Air Busan
    • Trinity Airways (Formerly T'way Air)

  • How much time can I save by choosing a different layover airport from Chiang Mai to Incheon Intl Airport?

    Flying via Bangkok Suvarnabhumi (BKK) gives the shortest average 1-stop total travel time at 8h 18m, compared with 9h 09m via Guangzhou Baiyun (CAN) and 9h 35m via Bangkok Don Mueang Intl (DMK).

  • What is the time difference between Chiang Mai and Incheon Intl Airport?

    Incheon Intl Airport is 2 hours ahead of Chiang Mai (Korean Time vs Indochina Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Incheon Intl Airport?

    Some of the most popular sights in Incheon Intl Airport are Songdo Convensia and Songdo Central Park. These are among the most viewed places in Incheon Intl Airport on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Chiang Mai to Incheon Intl Airport flights?

    Among airlines operating Chiang Mai to Incheon Intl Airport flights:

    • Eastar Jet: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Chiang Mai to Incheon Intl Airport flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Jeju Air: a cabin bag and a checked bag in Economy Class
    • Eastar Jet: a cabin bag and a checked bag in Economy Class
    • Air Busan: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

Your guide to booking Chiang Mai to Incheon Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure and avoid flying on Friday. On this route, Thursday flights average $306, about $121 less than Friday fares (28% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 19 weeks before you fly. On this route, that window historically saves about 53% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Chiang Mai to Incheon Intl Airport trip for May. Fares historically average $306 round-trip in that month - typically $181 less than the most expensive month, which is August (based on the last 12 months).
  • For the best chance of arriving on time, fly with Air Busan. Over the past three months, 100% of Air Busan flights from Chiang Mai to Incheon Intl Airport arrived on time, slightly above the route average of 89%. When flights on this route arrive late, they're delayed by an average of 1h 41m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.
  • If you have the time, taking a 1-stop flight through Bangkok Don Mueang Intl Airport (DMK) can be cheaper than flying direct. The cheapest layover option averages $144 round-trip on this route - about $227 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Incheon Intl Airport.

    • Grand Hyatt Incheon
    • Hotel Ora Incheon
    • Hotel Hu Incheon Airport

Prefer to fly direct from Chiang Mai to Incheon?

 
Find which airlines fly direct from Chiang Mai Airport to Incheon Intl Airport, which days they fly and book direct flights.

Direct departures

Chiang Mai to Incheon Intl

Monday

Air Busan,Eastar Jet,Jeju Air, +3 more

Air Busan,Eastar Jet, +4 more

Tuesday

Eastar Jet,Jeju Air,Jin Air, +2 more

Eastar Jet,Jeju Air, +3 more

Wednesday

Eastar Jet,Jeju Air,Jin Air, +2 more

Eastar Jet,Jeju Air, +3 more

Thursday

Air Busan,Eastar Jet,Jeju Air, +3 more

Air Busan,Eastar Jet, +4 more

Friday

Air Busan,Eastar Jet,Jeju Air, +3 more

Air Busan,Eastar Jet, +4 more

Saturday

Eastar Jet,Jeju Air,Jin Air, +2 more

Eastar Jet,Jeju Air, +3 more

Sunday

Air Busan,Eastar Jet,Jeju Air, +3 more

Air Busan,Eastar Jet, +4 more

See more direct flights

Direct returns

Incheon Intl to Chiang Mai

Monday

Eastar Jet,Jeju Air,Jin Air, +2 more

Eastar Jet,Jeju Air, +3 more

Tuesday

Eastar Jet,Jeju Air,Jin Air, +2 more

Eastar Jet,Jeju Air, +3 more

Wednesday

Air Busan,Eastar Jet,Jeju Air, +3 more

Air Busan,Eastar Jet, +4 more

Thursday

Air Busan,Eastar Jet,Jeju Air, +3 more

Air Busan,Eastar Jet, +4 more

Friday

Eastar Jet,Jeju Air,Jin Air, +2 more

Eastar Jet,Jeju Air, +3 more

Saturday

Air Busan,Eastar Jet,Jeju Air, +3 more

Air Busan,Eastar Jet, +4 more

Sunday

Air Busan,Eastar Jet,Jeju Air, +3 more

Air Busan,Eastar Jet, +4 more

See more direct flights

More options for your flight from Chiang Mai to Incheon

Complete your trip to Incheon with a hotel stay or car rental