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

CNX — SEL
22 May — 29 May1
1 adult

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

Jeju Air flights from Chiang Mai to Seoul in 2025

Find detailed information about Jeju Air flights from Chiang Mai to Seoul. Explore the options provided by Jeju Air to plan your journey from Chiang Mai to Seoul. Data last updated 17 May 2025.

One-way from

฿5,288

Return from

฿9,378

Popular in

January

Cheapest in

August

Average price (all airlines)

฿9,777
Jeju Air
  • Jeju Air
  • 10/7
  • Nonstop
  • 5h 15m total
  • Chiang Mai to Seoul
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Jeju Air
  • Jeju Air
  • 26/6-4/7
  • Nonstop
  • 10h 50m total
  • Chiang Mai to Seoul
Search Deals
Highest demand for flights from Chiang Mai to Seoul; 21% potential price increase.
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Best time to find cheap flights from Chiang Mai to Seoul; 3% potential price drop.
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Average price for all Chiang Mai to Seoul flights (one-way and round-trip).
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  • Can I get a flight from Chiang Mai to Seoul on Jeju Air for under ฿300?

    Cheapflights users have found 1 Jeju Air flights for under ฿300 on the CNX-SEL route. Prices on flights to Seoul from Chiang Mai can vary based on many factors including dates. To look at price based on your preferred dates, click here.

  • How do most travelers feel about Jeju Air?

    The average rating from 32 Jeju Air reviews by Cheapflights users is 7.6 (out of a maximum rating of 10). If you are considering flying CNX-SEL with Cheapflights, apply your desired dates to the form above to see our best pricing for your trip to Seoul with Jeju Air.

Find Jeju Air flight deals from Chiang Mai to Seoul

Cheapest Jeju Air flights from Chiang Mai to Seoul
Explore the most affordable Jeju Air flight options available from Chiang Mai to Seoul. Find the lowest fares with prices last updated on 17 May 2025.

Thu 26/622:35CNX - ICN
Nonstop5h 15mJeju Air
Fri 4/718:00ICN - CNX
Nonstop5h 35mJeju Air
Deal found 17/5฿9,378

Travel insights for Jeju Air flights from Chiang Mai to Seoul

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

What is the cheapest month to book a flight from Chiang Mai to Seoul with Jeju Air?

Currently, the most affordable month to book a Jeju Air flight from Chiang Mai to Seoul in October, with an average price of ฿7,117. Conversely, traveling with Jeju Air from Chiang Mai to Seoul in June will be the most expensive, with an average cost of ฿11,374. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

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.

Browse thousands of different options on Cheapflights for your next trip

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Other Jeju Air flights from Chiang Mai

Browse through other Jeju Air flights departing from Chiang Mai. Flight routes are based on user searches made on Cheapflights and were last updated on 17 May 2025.
Jeju Air flights from Chiang Mai to Incheon Intl

See what others are saying about Jeju Air

Read reviews and see what other travellers are saying about their experiences with Jeju 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 Jeju Air for your next flight. Reviews last updated 17 May 2025.
Jeju Air
7.6
Good
32 reviews
Check prices
Overview

Entertainment

6.0

Food

6.0

Comfort

7.6

Boarding

8.0

Crew

8.3

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