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Flights from Seoul to Tainan

Find the cheapest flight options from Seoul to Tainan over the next three months. Book one-way tickets from CAD 333 and round-trip tickets from CAD 673.

      • ICN 07:50
        7h 35m
        1 stop
        TNN 14:25
        Seoul - Tainan | Tue, Jan 20 | T'Way Air
        TNN 15:55
        19h 10m
        1 stop
        ICN 12:05
        Tainan - Seoul | Fri, Jan 23 | Tigerair Taiwan
        CAD 673 CAD 1,497
        55% OFF
        55% OFF
        CAD 1,497 CAD 673
      • ICN 07:50
        7h 35m
        1 stop
        TNN 14:25
        Seoul - Tainan | Fri, Dec 26 | T'Way Air
        TNN 15:55
        19h 10m
        1 stop
        ICN 12:05
        Tainan - Seoul | Tue, Dec 30 | Tigerair Taiwan
        CAD 883 CAD 1,497
        41% OFF
        41% OFF
        CAD 1,497 CAD 883
      • ICN 07:55
        7h 25m
        1 stop
        TNN 14:20
        Seoul - Tainan | Thu, Jan 8 | Asiana Airlines
        TNN 15:20
        22h 15m
        1 stop
        ICN 14:35
        Tainan - Seoul | Sun, Jan 11 | Tigerair Taiwan
        CAD 938 CAD 1,497
        37% OFF
        37% OFF
        CAD 1,497 CAD 938
      • ICN 07:55
        7h 25m
        1 stop
        TNN 14:20
        Seoul - Tainan | Thu, Jan 29 | Asiana Airlines
        TNN 15:20
        22h 15m
        1 stop
        ICN 14:35
        Tainan - Seoul | Sun, Feb 1 | Tigerair Taiwan
        CAD 943
        37% OFF
        CAD 1,497 CAD 943
      • ICN 07:55
        7h 25m
        1 stop
        TNN 14:20
        Seoul - Tainan | Thu, Jan 8 | Korean Air
        TNN 15:20
        23h 30m
        1 stop
        ICN 15:50
        Tainan - Seoul | Sun, Jan 11 | Tigerair Taiwan
        CAD 966
        35% OFF
        CAD 1,497 CAD 966
      • ICN 07:55
        7h 25m
        1 stop
        TNN 14:20
        Seoul - Tainan | Thu, Jan 29 | Korean Air
        TNN 15:20
        23h 30m
        1 stop
        ICN 15:50
        Tainan - Seoul | Sun, Feb 1 | Tigerair Taiwan
        CAD 1,169
        22% OFF
        CAD 1,497 CAD 1,169
      • ICN 07:55
        7h 25m
        1 stop
        TNN 14:20
        Seoul - Tainan | Thu, Dec 25 | Asiana Airlines
        TNN 15:20
        22h 15m
        1 stop
        ICN 14:35
        Tainan - Seoul | Sun, Dec 28 | Tigerair Taiwan
        CAD 1,287
        14% OFF
        CAD 1,497 CAD 1,287
      • SEL 13:00
        17h 25m
        1 stop
        TNN Invalid Date
        Seoul - Tainan | Mon, Dec 15 | Normal Airline
        TNN 15:00
        6h
        Direct
        SEL 16:00
        Tainan - Seoul | Wed, Dec 17 | Normal Airline
        Find More Flights
        Find More Flights
      • ICN 07:50
        7h 35m
        1 stop
        TNN 14:25
        Seoul - Tainan | Fri, Jan 2 | T'Way Air
        CAD 333 CAD 521
        36% OFF
        36% OFF
        CAD 521 CAD 333
      • ICN 07:50
        7h 35m
        1 stop
        TNN 14:25
        Seoul - Tainan | Fri, Jan 9 | T'Way Air
        CAD 338 CAD 521
        35% OFF
        35% OFF
        CAD 521 CAD 338
      • ICN 16:00
        23h 25m
        1 stop
        TNN 14:25
        Seoul - Tainan | Mon, Dec 22 | Korean Air
        CAD 342 CAD 521
        34% OFF
        34% OFF
        CAD 521 CAD 342
      • ICN 11:50
        27h 30m
        1 stop
        TNN 14:20
        Seoul - Tainan | Wed, Jan 28 | T'Way Air
        CAD 356
        32% OFF
        CAD 521 CAD 356
      • ICN 11:50
        27h 30m
        1 stop
        TNN 14:20
        Seoul - Tainan | Wed, Jan 7 | T'Way Air
        CAD 356
        32% OFF
        CAD 521 CAD 356
      • ICN 16:00
        23h 25m
        1 stop
        TNN 14:25
        Seoul - Tainan | Mon, Jan 5 | Korean Air
        CAD 365
        30% OFF
        CAD 521 CAD 365
      • ICN 16:00
        23h 25m
        1 stop
        TNN 14:25
        Seoul - Tainan | Mon, Jan 19 | Korean Air
        CAD 366
        30% OFF
        CAD 521 CAD 366
      • ICN 13:20
        26h
        1 stop
        TNN 14:20
        Seoul - Tainan | Wed, Jan 7 | Jeju Air
        CAD 395
        24% OFF
        CAD 521 CAD 395
      • ICN 11:25
        27h 55m
        1 stop
        TNN 14:20
        Seoul - Tainan | Wed, Jan 7 | Eastar Jet
        CAD 399
        24% OFF
        CAD 521 CAD 399
      • ICN 07:50
        7h 35m
        1 stop
        TNN 14:25
        Seoul - Tainan | Tue, Dec 30 | T'Way Air
        CAD 448
        14% OFF
        CAD 521 CAD 448
      • SEL 13:00
        17h 25m
        1 stop
        TNN Invalid Date
        Seoul - Tainan | Mon, Dec 15 | Normal Airline
        Find More Flights
        Find More Flights

Displayed flight fares from Seoul to Tainan are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Information for Seoul to Tainan Flights

The distance between Seoul and Tainan is 1,742.55km. Based on Trip.com's data, travel demand peaks in November. The off-season for travel is September.

Cheapest one-way flight priceCAD 333
Cheapest return ticket priceCAD 673
Off-season travel monthSeptember
Peak season for travelNovember
Flight distance1,742.55km

When is the cheapest time to fly from Seoul to Tainan?

The cheapest time for Seoul to Tainan flights: Dec 28 to Jan 4 — one way flight prices from CAD 332.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Seoul to Tainan, calculated over the upcoming 10 weeks.

Flight FAQs

  • Which airlines offer the cheapest flights from Seoul (SEL) to Tainan (TNN)?

    Based on Trip.com data, T'Way Air offers one-way fares as low as CAD 333 on Cheapest nonstop routes (e.g. ICN to TNN on Fri, Jan 2), while T'Way Air offers Cheapest nonstop round-trips from CAD 673 departing on Tue, Jan 20 and returning on Fri, Jan 23.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Seoul to Tainan is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Seoul to Tainan, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, Jan 2, with one-way flights priced at just CAD 333.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is T'Way Air.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Tainan travel is around November.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Seoul to Tainan is September, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Seoul to Tainan on December 25, 2025 with Asiana Airlines, with prices starting at CAD 1,058.
  • The time difference between Tainan and Seoul is 1h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.