Flights from Chiang Mai to Seoul
CNX
Chiang Mai
11h 20m avg
SEL
Seoul
Flights from
$277
Compare 2 options across 1 airline
Updated 2 months ago
$277
Cheapest Flight
$277
Average Price
1
Direct Flights
1
Airlines
Looking for the return flight? Seoul to Chiang Mai from $302
SEL → CNX Flights
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Prices are per person for one-way travel. Click “Book” to complete your reservation on the partner site.
2 of 2 flights
Airport Information
Key details about departure and arrival airports for this route
CNX
Chiang Mai International Airport
City: Chiang Mai
Country: TH
Type: Large Airport
Elevation: 1,036 ft
CNX Airport Guide →
Country: TH
Type: Large Airport
Elevation: 1,036 ft
Tips for Chiang Mai to Seoul Flights
Save money and travel smarter with these route-specific tips
When to Book
Book CNX–SEL flights 6–8 weeks in advance for the best prices. Last-minute fares are typically 40–60% more expensive on this route.
Price Trends
The average fare is $277, but prices as low as $277 are available.
Direct vs Connecting
1 direct flight(s) available on this route
. Direct flights save you 2–5 hours of travel time.
Flexible Dates
Flying midweek (Tuesday–Thursday) on CNX–SEL is typically 15–30% cheaper. Use our price comparison to spot the best day to fly.
Top Hotels in Seoul
Book accommodation at your destination — top-rated stays near SEL airport
스테이묘미,종로 Stay Myomi,Jongno
Seoul, 5★
10.0
$134/night
“Hongdae Cherry Blossom & Han River Romantic Stay”
Seoul, 3.5★
10.0
$81/night
사운즈 인 광화문
Seoul, 3★
10.0
$82/night
UH Suite The Seolleung
Seoul, 3★
10.0
$181/night
코지로그 강남논현점
Seoul, 1.5★
10.0
$91/night
어린왕자 연희하우스 6-베드 룸 (307호)
Seoul, 1.5★
10.0
$150/night
Frequently Asked Questions
Everything you need to know about flying CNX to SEL
What is the cheapest flight from Chiang Mai to Seoul?
The cheapest flight from Chiang Mai (CNX) to Seoul (SEL) currently starts at $277 with 7C. Prices are updated regularly and may vary by date and availability.
How many airlines fly from CNX to SEL?
We found 1 airline(s) operating on the CNX–SEL route, including 7C.
Are there direct flights from Chiang Mai to Seoul?
Yes, there are 1 direct flight(s) available from CNX to SEL, with prices starting at $277.
What is the average flight price on this route?
The average flight price from Chiang Mai to Seoul is approximately $277. Prices range from $277 to $277 depending on airline, time, and class.
How long is the flight from CNX to SEL?
The average flight duration from Chiang Mai to Seoul is approximately 11 hours 20 minutes. Direct flights are typically shorter than connecting options.
What is the baggage allowance on CNX–SEL flights?
Baggage allowance varies by airline and fare class. Most economy fares on this route include 1 carry-on (7–8 kg) and 1 checked bag (20–23 kg). Always confirm baggage rules on the airline's site at booking — low-cost carriers may charge for checked bags.
From
$277
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