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Korean Air flights from Chiang Mai to Seoul (CNX - SEL)

CNX — SEL
27 May — 3 Jun1
1 adult

Cheapflights users flying from Chiang Mai to Seoul on Korean Air typically fly into Incheon Intl and depart from Chiang Mai. Select your dates above for pricing.

Korean Air flights from Chiang Mai to Seoul in 2025

Find detailed information about Korean Air flights from Chiang Mai to Seoul. Explore the options provided by Korean Air to plan your journey from Chiang Mai to Seoul. Data last updated 22 May 2025.

One-way from

฿10,928

Return from

฿18,322

Popular in

January

Cheapest in

August

Average price (all airlines)

฿9,619
Korean Air
  • Korean Air
  • 30/7
  • Nonstop
  • 5h 25m total
  • Chiang Mai to Seoul
Korean Air
  • Korean Air
  • 3/6-7/6
  • Nonstop
  • 10h 55m total
  • Chiang Mai to Seoul
Highest demand for flights from Chiang Mai to Seoul; 21% potential price increase.
Best time to find cheap flights from Chiang Mai to Seoul; 3% potential price drop.
Average price for all Chiang Mai to Seoul flights (one-way and round-trip).
  • How do most travelers feel about Korean Air?

    When planning your CNX-SEL trip, keep in mind that Korean Air is typically rated 7.6/10. This rating comes from 32 reviews by Cheapflights users who have traveled with Korean Air.

Find Korean Air flight deals from Chiang Mai to Seoul

Cheapest Korean Air flights from Chiang Mai to Seoul
Explore the most affordable Korean Air flight options available from Chiang Mai to Seoul. Find the lowest fares with prices last updated on 22 May 2025.

Tue 3/623:15CNX - ICN
Nonstop5h 25mKorean Air
Sat 7/618:25ICN - CNX
Nonstop5h 30mKorean Air
Deal found 21/5฿18,322

Travel insights for Korean Air flights from Chiang Mai to Seoul

Get recent, data-driven insights about Korean Air flights from Chiang Mai to Seoul including ideal travel times, pricing trends, and more.

Rainfall in Seoul by month

Plan your trip to Seoul by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seoul ranges from 27.0 - 253.0 inches per month. July is typically the wettest month, when rainfall can reach 253.0 mm. December is typically the driest time to visit Seoul when rainfall is around 27.0 mm.

Temperature in Seoul by month

Plan your trip to Seoul by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seoul, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Best time to book a flight from Chiang Mai to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Chiang Mai with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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See what others are saying about Korean Air

Read reviews and see what other travellers are saying about their experiences with Korean Air. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Korean Air for your next flight. Reviews last updated 22 May 2025.
Korean Air
8.4
Very Good
1,076 reviews
Overview

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Crew

8.7

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