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Cheap Flights from Seoul to Chiang Rai starting at S$ 142

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Cheapest time to fly from Seoul to Chiang Rai

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.
Cheapest Airlines flying from Seoul to Chiang Rai

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Thai AirAsia X Co., Ltd
From S$ 143
Jeju Air
From S$ 147
Shandong Airlines
From S$ 151
Eastar Jet
From S$ 167
T'Way Air
From S$ 171
Jin Air
From S$ 171
China Eastern Airlines
From S$ 172
Vietnam Airlines
From S$ 175
Air China
From S$ 183
Air Busan
From S$ 196
ANA airlines

Find more flights and airlines

Alternative Routes from Seoul to Chiang Rai

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Seoul to Chiang Rai.

  • Cheapest
    Thai AirAsia X Co., Ltd
    ICN
    01:05
    13h 35m
    1 transfer
    CEI
    12:40
    Incheon International Airport - Chiang Rai Airport
    Tue, May 14Thai AirAsia X Co., Ltd
    S$ 143
  • China Eastern Airlines
    GMP
    20:50
    25h 35m
    2 transfer
    CEI
    20:25
    Gimpo International Airport - Chiang Rai Airport
    Sun, Apr 21China Eastern Airlines
    S$ 183
  • China Eastern Airlines
    GMP
    20:50
    25h 35m
    2 transfer
    CEI
    20:25
    Gimpo International Airport - Chiang Rai Airport
    Sun, Apr 21China Eastern Airlines
    S$ 183
    Find More Flights

Frequently Asked Questions

  • When to buy flight tickets from Seoul (SEL) to Chiang Rai (CEI) the cheapest?

    Airlines adjust prices for flights from Seoul to Chiang Rai based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much is a flight from Seoul (SEL) to Chiang Rai (CEI) cost?

    According to Trip.com's data, the lowest price is around S$ 769.
  • What is the transportation method from the main airport to downtown in Chiang Rai?

    • The distance from Chiang Rai Airport to downtown is about 7km, by taxi about 20 minutes.
  • How many airports in Chiang Rai?

    There are 1 airports near Chiang Rai: Chiang Rai Airport.

Find cheapest flight ticket from Seoul to Chiang Rai

Cheapest direct flight price

S$ 142

Cheapest month

June

Peak season for travel

December