Cheap Flights from Seoul to Chiang Mai
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The latest fare from Seoul to Chiang Mai: $303 round trip, Nov 20 – Nov 29, seen Nov 4. Prices by month are below.
Across 4 months of observations from Seoul to Chiang Mai, the lowest round-trip economy fare we recorded was $177, in August. The typical economy fare was $222. August was the cheapest month we saw and November the dearest.
The most recent economy price we saw on this route was $303 on Jeju Air, seen Nov 4.
See every deal from Seoul, to Chiang Mai, or the return direction Chiang Mai to Seoul.
Latest economy price we saw: Seoul to Chiang Mai
The most recent economy round-trip fare we saw on this route.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Seoul (ICN) to Chiang Mai (CNX) | $303 | 7.2¢ | Nov 20 – Nov 29 | Jeju Air | Nov 4 | Check price |
Economy price history: Seoul to Chiang Mai
The lowest fares we saw each month.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Nov 2026 | $303 | $303 | 2 |
| Sep 2026 | $224 | $224 | 3 |
| Aug 2026 | $177 | $181 | 10 |
| Jul 2026 | $180 | $180 | 2 |
Frequently asked questions
How many flight deals from Seoul to Chiang Mai are on Sparkflights right now?
There are 0 deals from Seoul to Chiang Mai on the board right now.
What is the lowest price ever seen from Seoul to Chiang Mai?
The lowest economy fare we've recorded from Seoul to Chiang Mai is $177, based on 17 price observations over 4 months.
How much does a flight from Seoul to Chiang Mai cost?
The typical round-trip economy fare we observed from Seoul to Chiang Mai is $222, against a recorded low of $177. These are observations, not quotes.
When is the cheapest month to fly Seoul to Chiang Mai?
For economy fares from Seoul to Chiang Mai, August was the cheapest month we observed and November the dearest, over 4 months of data.
What is the current price from Seoul to Chiang Mai?
The most recent economy fare we saw from Seoul to Chiang Mai is $303, on Nov 4.