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Cheap flights from TSN to Seoul

Recently found return fares from $100, with November the cheapest month we know of. Compare dates, then book with the partner you choose.

Cheapest months to fly

Lowest recently found return fare in each month. Tap a month to see that month's calendar.

$110 Oct2026 $100 Nov2026 $120 Dec2026

TSN → Seoul

November 2026

Mon Tue Wed Thu Fri Sat Sun 1 2 3 4 5 6 $120 7 8 9 $100 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
LowerHigherLowest this month

Lowest fares for the best day

  • Air ChinaSun 15 Nov – Thu 19 Nov · Direct · 1h 45m $197
See all flights for these dates

Airports in Seoul

  • ICNIncheon
  • GMPGimpo

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TSN
SEL

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More trips from TSN

All flights from TSN Seoul to TSN flights
SIAfrom $147 Shanghaifrom $204 CSXfrom $233 Guangzhoufrom $252 URCfrom $259 Kuala Lumpurfrom $275 Tokyofrom $276 Bangkokfrom $279

FAQ

Questions about this route

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Help center Contact us
01What is the cheapest month to fly from TSN to Seoul?

Based on recently found fares, November 2026 has the lowest price we know of, from $100. Prices change often, so check the calendar for current fares.

02Which airports serve Seoul?

Seoul is served by Incheon (ICN), Gimpo (GMP). Searching the city code compares all of them at once.

03Are the prices on this page final?

No. They are recently found fares. When you open a deal, the partner shows the live price, including taxes and fees, before you pay.

04How can I get an alert when flights to Seoul get cheaper?

Use the price alert on this page. Choose your dates or a whole month and we will email you when the fare drops.