Cheap flight deals from Chiang Rai to Seoul

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

  • Round-trip
  • One way

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

When is the cheapest time to fly from Chiang Rai to Seoul?

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

Cheapest flights
From price
Search
  • 23 30

  • Apr

    30 6
  • 6 13
  • 13 20
  • 20 27

  • May

    27 4
  • 4 11
  • 11 18
  • 18 25

  • Jun

    25 1
  • 1 8
  • 8 15
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

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

    Airlines adjust prices for flights from Chiang Rai to Seoul based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Chiang Rai (CEI) to Seoul (SEL) cost?

    According to Trip.com's data, the lowest price is around Rp 5,282,027.

  • What is the transportation method from the main airport to downtown in Seoul?

    • The distance from Incheon International Airport to downtown is about 48 km. It takes about 1 hour by taxi.
    • The distance from Gimpo International Airport to downtown is about 15 km. It takes about 30 minutes by taxi.

How to find a cheap flight from Chiang Rai to Seoul

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Chiang Rai to Seoul. Book your flights at the right time and save more.
1
Be flexible with your travel dates to get the cheapest Chiang Rai to Seoul ticket.
Tap "Date" in the flight search bar to browse the calendar and find airfare from Chiang Rai to Seoul for the next six months in 2025. If you're looking to fly within the next three months, the lowest fare is Rp 2395524 for a one-way ticket on Tue, Apr 22.
2
Compare cheap Chiang Rai to Seoul flight deals from hundreds of airlines.
Our powerful search system compares prices from over 500 airlines. So you can find the cheapest flights from Chiang Rai to Seoul. The most affordable airline currently operating on this route is Thai Vietjet Air.
3
Set up a Price Alert to track fare drops.
Set up a Price Alert for your Chiang Rai to Seoul route to track ticket prices effortlessly—no need to check manually every day.
4
Don't miss out on cheap Chiang Rai to Seoul flight deals and promo codes.
Stay updated on the latest deals with Trip.com Deals and Promo Codes for cheap flights. Sign up for a free membership to unlock even more exclusive flight discounts.
5
Book early or wait unitl the last minute to fine the best fares.
It's always better to book early! Airlines typically release their lowest fares about a year before departure, so check as soon as flights become available. If you miss that window, you may still find great deals closer to your travel date.
6
Search for flights on the go.
For the best booking experience on the go, download Trip.com and search for cheap flights from Chiang Rai to Seoul to access exclusive deals just for you.

Flight Info | Chiang Rai to Seoul

Cheapest one-way flight price Rp 2,395,524
Off-season for travel March
Peak season for travel June
Flight distance 3,261.27 km
Popular airline Thai AirAsia

Plan Your Trip Around Seoul

Return flight tickets to Seoul
Return flight tickets to Seoul
Return flight tickets to Seoul
Hotels in Seoul Hotels in Seoul
Hotels near CU Hotels near CU
Hotels near Riverwalk Hotels near Riverwalk
Tokyo to Seoul Flights Tokyo to Seoul Flights
New York to Seoul Flights New York to Seoul Flights
Show More

Find Cheap Flights & Deals on Trip.com

  • Top Routes from Chiang Rai
  • Top Routes to Seoul
  • Recommended Routes