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Cheap Flights from Gunsan to Seoul

Explore the cheapest one-way and round-trip flights from Gunsan to Seoul over the next 90 days, with one-way fares from S$ 65 and round-trip from S$ 167. Based on Trip.com's latest 7-day flight data.

      • KUV 17:30
        5h
        1 stop
        GMP 22:30
        Gunsan - Seoul | Tue, Sep 15 | Jin Air
        GMP 06:15
        4h 5m
        1 stop
        KUV 10:20
        Seoul - Gunsan | Mon, Sep 21 | Jin Air
        S$ 167 S$ 291
        43% off
        43% off
        S$ 291 S$ 167
      • KUV 17:30
        4h 45m
        1 stop
        GMP 22:15
        Gunsan - Seoul | Thu, Sep 17 | Jin Air
        ICN 06:25
        3h 55m
        1 stop
        KUV 10:20
        Seoul - Gunsan | Sun, Sep 20 | T'Way Air
        S$ 168 S$ 291
        42% off
        42% off
        S$ 291 S$ 168
      • KUV 17:30
        4h 55m
        1 stop
        GMP 22:25
        Gunsan - Seoul | Fri, Sep 11 | Jin Air
        GMP 06:05
        4h 15m
        1 stop
        KUV 10:20
        Seoul - Gunsan | Mon, Sep 14 | Eastar Jet
        S$ 203 S$ 291
        30% off
        30% off
        S$ 291 S$ 203
      • KUV 15:55
        5h 5m
        1 stop
        GMP 21:00
        Gunsan - Seoul | Tue, Sep 15 | Korean Air
        GMP 06:05
        4h 15m
        1 stop
        KUV 10:20
        Seoul - Gunsan | Mon, Sep 21 | Eastar Jet
        S$ 204
        30% off
        S$ 291 S$ 204
      • KUV 17:30
        16h 20m
        1 stop
        GMP 09:50
        Gunsan - Seoul | Mon, Sep 14 | Korean Air
        GMP 06:35
        3h 45m
        1 stop
        KUV 10:20
        Seoul - Gunsan | Thu, Sep 17 | Korean Air
        S$ 209
        28% off
        S$ 291 S$ 209
      • KUV 15:55
        17h 45m
        1 stop
        GMP 09:40
        Gunsan - Seoul | Sun, Sep 13 | Jin Air
        GMP 06:15
        4h 5m
        1 stop
        KUV 10:20
        Seoul - Gunsan | Sat, Sep 19 | Jin Air
        S$ 210
        28% off
        S$ 291 S$ 210
      • KUV 17:30
        5h 5m
        1 stop
        GMP 22:35
        Gunsan - Seoul | Wed, Oct 14 | Jin Air
        GMP 19:00
        15h 20m
        1 stop
        KUV 10:20
        Seoul - Gunsan | Wed, Oct 21 | Jin Air
        S$ 227
        22% off
        S$ 291 S$ 227
      • KUV 17:30
        15h 5m
        1 stop
        GMP 08:35
        Gunsan - Seoul | Sun, Sep 13 | Korean Air
        GMP 19:05
        15h 15m
        1 stop
        KUV 10:20
        Seoul - Gunsan | Sat, Sep 19 | Korean Air
        S$ 240
        18% off
        S$ 291 S$ 240
      • KUV 15:55
        6h 30m
        1 stop
        GMP 22:25
        Gunsan - Seoul | Thu, Sep 17 | Korean Air
        GMP 19:05
        15h 15m
        1 stop
        KUV 10:20
        Seoul - Gunsan | Sun, Sep 20 | Korean Air
        S$ 240
        18% off
        S$ 291 S$ 240
      • KUV 15:55
        16h 15m
        1 stop
        GMP 08:10
        Gunsan - Seoul | Sat, Sep 19 | Korean Air
        ICN 18:15
        21h 5m
        1 stop
        KUV 15:20
        Seoul - Gunsan | Sun, Sep 20 | Korean Air
        S$ 244
        16% off
        S$ 291 S$ 244
      • KUV 13:00
        17h 25m
        1 stop
        SEL 14:00
        Gunsan - Seoul | Sat, Sep 12 | Normal Airline
        SEL 15:00
        6h
        Direct
        KUV 16:00
        Seoul - Gunsan | Mon, Sep 14 | Normal Airline
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      • KUV 15:55
        17h 10m
        1 stop
        GMP 09:05
        Gunsan - Seoul | Mon, Sep 21 | Jin Air
        S$ 65 S$ 146
        55% off
        55% off
        S$ 146 S$ 65
      • KUV 17:30
        15h 35m
        1 stop
        GMP 09:05
        Gunsan - Seoul | Tue, Sep 29 | Jin Air
        S$ 69 S$ 146
        53% off
        53% off
        S$ 146 S$ 69
      • KUV 17:30
        15h 45m
        1 stop
        GMP 09:15
        Gunsan - Seoul | Thu, Sep 17 | Jin Air
        S$ 69 S$ 146
        53% off
        53% off
        S$ 146 S$ 69
      • KUV 15:55
        16h 15m
        1 stop
        GMP 08:10
        Gunsan - Seoul | Thu, Sep 17 | Korean Air
        S$ 99
        32% off
        S$ 146 S$ 99
      • KUV 11:10
        21h
        1 stop
        GMP 08:10
        Gunsan - Seoul | Mon, Sep 21 | Korean Air
        S$ 99
        32% off
        S$ 146 S$ 99
      • KUV 17:30
        16h 35m
        1 stop
        GMP 10:05
        Gunsan - Seoul | Sun, Sep 13 | Jin Air
        S$ 105
        28% off
        S$ 146 S$ 105
      • KUV 17:30
        15h 40m
        1 stop
        GMP 09:10
        Gunsan - Seoul | Wed, Oct 21 | Jin Air
        S$ 108
        26% off
        S$ 146 S$ 108
      • KUV 17:30
        4h 55m
        1 stop
        GMP 22:25
        Gunsan - Seoul | Tue, Sep 22 | Korean Air
        S$ 110
        25% off
        S$ 146 S$ 110
      • KUV 17:30
        14h 55m
        1 stop
        GMP 08:25
        Gunsan - Seoul | Sat, Sep 19 | Jin Air
        S$ 116
        21% off
        S$ 146 S$ 116
      • KUV 17:30
        16h
        1 stop
        GMP 09:30
        Gunsan - Seoul | Wed, Oct 7 | Jin Air
        S$ 122
        16% off
        S$ 146 S$ 122
      • KUV 13:00
        17h 25m
        1 stop
        SEL 14:00
        Gunsan - Seoul | Sat, Sep 12 | Normal Airline
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Flying from Gunsan to Seoul

The distance between Gunsan and Seoul is approximately 181.55km. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is September.

Cheapest one-way flight price S$ 65
Cheapest return ticket price S$ 167
Off-season for travel September
Peak season for travel July
Flight distance 181.55km
Flight statistics for the Gunsan–Seoul route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • Which airlines offer the cheapest flights from Gunsan to Seoul?

    Based on Trip.com data, Jin Air offers Cheapest nonstop one-way flights from S$ 65 (for example, KUV–GMP on Mon, Sep 21). For a Cheapest nonstop return flight, Jin Air offers fares from S$ 167, departing on Tue, Sep 15 and returning on Mon, Sep 21.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Gunsan to Seoul 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.
  • Here are some tips for finding the best flight deals from Gunsan to Seoul on Trip.com:
    · Be flexible with your travel dates. The cheapest flight is currently on Mon, Sep 21, with one-way fares from just S$ 65.
    · Compare airlines. Jin Air currently offers the lowest fares on this route.
    · Set up a price alert to track fare changes without searching every day.
    · Check Trip.com regularly for flight deals and available promo codes.
    · Avoid peak season or book early. July is generally the busiest month for travel to Seoul.
    · Get exclusive promo codes on the Trip.com app.
  • The cheapest month to book a flight from Gunsan to Seoul is usually September, when demand is lower.
  • After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Gunsan to Seoul on September 15, 2026 with Jin Air, with prices starting at S$ 167.
  • The time difference between Seoul and Gunsan is 0m.
  • 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.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Gunsan to Seoul is S$ 154. Fares vary by travel date, airline and availability.
  • Enter Gunsan and Seoul, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveller details and complete payment to receive your confirmation.

Find Cheap Flights & Deals on Trip.com

Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.