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$85+ Cheap flights from Incheon Intl (ICN) to Busan (PUS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — PUS
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Incheon Intl to Busan

Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) to Busan (PUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$195
(Jetabroad)

One-way from

$85
(Jetabroad)

Popular in

October

Cheapest in

January

Average price

$81
From Incheon Intl to Busan Gimhae
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One-way flight from Incheon Intl to Busan Gimhae
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Highest demand for flights based on searches. 34% potential increase in price ($131 potential increase over avg. RT price).
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Cheapest flight prices on average. 17% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Incheon Intl to Busan

Cheapest flights from Incheon Intl to Busan
Explore the most affordable flight options available from Incheon Intl to Busan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Jetabroad deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/151:45 pmICN - PUS
1 stop22h 25mJeju Air
Wed 10/227:10 amPUS - ICN
1 stop6h 20mJeju Air
Deal found 9/10$195
This Jetabroad deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/143:30 pmICN - PUS
1 stop18h 30mJeju Air
Thu 10/161:05 pmPUS - ICN
1 stop6h 00mJeju Air
Deal found 9/11$227
This Mytrip deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/208:55 pmICN - PUS
1 stop11h 00mMultiple Airlines
Tue 10/282:05 pmPUS - ICN
1 stop23h 15mMultiple Airlines
Deal found 9/10$238
This Jetabroad deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/104:20 pmICN - PUS
1 stop17h 40mJeju Air
Thu 11/137:00 amPUS - ICN
1 stop7h 20mJeju Air
Deal found 9/11$253
This Jetabroad deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/173:30 pmICN - PUS
1 stop18h 30mJeju Air
Fri 9/198:20 amPUS - ICN
1 stop7h 25mJeju Air
Deal found 9/11$276
This Jetabroad deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/215:20 pmICN - PUS
1 stop22h 35mJeju Air
Fri 10/241:05 pmPUS - ICN
1 stop6h 00mJeju Air
Deal found 9/11$282
This OneTravel deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1612:05 pmICN - PUS
1 stop8h 25mT'way Air
Mon 10/209:20 amPUS - ICN
1 stop7h 10mT'way Air
Deal found 9/11$301
This Booking.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1811:10 amICN - PUS
1 stop9h 20mT'way Air
Fri 9/199:20 amPUS - ICN
1 stop7h 15mT'way Air
Deal found 9/11$303
This Mytrip deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/219:50 pmICN - PUS
2 stops23h 20mMultiple Airlines
Fri 10/2410:10 pmPUS - ICN
2 stops18h 05mMultiple Airlines
Deal found 9/11$311
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/107:15 amICN - PUS
1 stop4h 40mMultiple Airlines
Thu 11/137:00 amPUS - ICN
1 stop4h 45mMultiple Airlines
Deal found 9/11$319
This Mytrip deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1711:10 amICN - PUS
1 stop9h 50mMultiple Airlines
Fri 9/198:50 pmPUS - ICN
2 stops26h 55mMultiple Airlines
Deal found 9/11$323

Cheapflights Fare Finder

 
Customize your flight search to find flights from Incheon Intl to Busan that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Incheon Intl Airport to Busan that are best for you.

Fly from

Incheon Intl

Fly to

Busan

Route

Depart

Return

Price

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Wed 10/15

1:45 pm-12:10 pm

1 stop22h 25m

Busan Gimhae

Wed 10/22

7:10 am-1:30 pm

1 stop6h 20m

$195

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Tue 10/14

3:30 pm-10:00 am

1 stop18h 30m

Busan Gimhae

Thu 10/16

1:05 pm-7:05 pm

1 stop6h 00m

$227

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Mon 10/20

6:15 am-7:55 am

1 stop25h 40m

Busan Gimhae

Tue 10/28

6:00 pm-10:30 am

1 stop16h 30m

$235

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Mon 11/10

7:15 am-11:55 am

1 stop4h 40m

Busan Gimhae

Thu 11/13

7:00 am-11:45 am

1 stop4h 45m

$319

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Fri 10/24

11:25 am-6:40 am

2 stops19h 15m

Busan Gimhae

Fri 10/31

10:00 pm-11:00 am

1 stop13h 00m

$325

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Mon 11/3

1:20 pm-8:50 pm

2 stops31h 30m

Busan Gimhae

Fri 11/7

11:20 am-10:25 pm

3 stops35h 05m

$350

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Fri 10/10

11:15 pm-6:40 am

1 stop7h 25m

Busan Gimhae

Tue 10/14

7:10 am-12:25 pm

1 stop5h 15m

$360

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Tue 9/16

3:30 pm-3:55 pm

1 stop24h 25m

$111

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Mon 11/17

4:20 pm-10:00 am

1 stop17h 40m

$111

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Thu 10/30

6:30 am-10:25 am

1 stop3h 55m

$126

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 16 results
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Best time to book a flight from Incheon Intl to Busan

Have a flexible travel schedule? Discover the best time to fly to Busan from Incheon Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Incheon Intl Airport to Busan

What is the cheapest month to book a flight from Incheon Intl Airport to Busan?

Currently, August is the cheapest month in which you can book a flight from Incheon Intl Airport to Busan (average of $1,166). Flying from Incheon Intl Airport to Busan in December is currently the most expensive (average of $2,244). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ICN to PUS?

Find hourly flight availability from Incheon Intl to Busan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

It’s optimal to fly from Incheon Intl Airport to Busan at noon. By choosing this option you can save up to 82% on the cost of your flight, compared to a flight in the morning.

How much does it cost to fly round-trip from Incheon Intl Airport to Busan?

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl to Busan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Busan from Incheon Intl?

    Busan Gimhae (PUS), located 7.2 mi from the city center, is the airport you fly into when you book flights from Incheon Intl to Busan. 0 airlines have flights to Gimhae from Incheon Intl on a regular basis. Booking flights from Incheon Intl to Busan Gimhae should not be difficult; the airport handles an average of 13 inbound flights from Incheon Intl per day.

  • How long is the flight from Incheon Intl Airport to Busan?

    There are many flights that can get you from Incheon Intl Airport to Busan in 22h 25m. Fly via Jeju Air to get the fastest option. The distance between Incheon Intl Airport and Busan is about 210 mi.

  • What are the most reliable airlines from Incheon Intl Airport to Busan?

    Consider Delta (63%), Korean Air (63%) or ITA Airways (61%) when booking your flight. These represent the most reliable airlines when flying from Incheon Intl Airport to Busan.

  • Can I find deals for flights from Incheon Intl to Busan that include hotel bookings?

    Yes. In addition to deals on Incheon Intl to Busan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Incheon Intl to Busan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Incheon Intl to Busan.

  • Can I find deals for business class flights from Incheon Intl to Busan?

    Yes. Cheapflights offers flight deals from Incheon Intl to Busan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Incheon Intl Airport to Busan?

    Currently, August is the cheapest month in which you can book a flight from Incheon Intl Airport to Busan (average of $1,166). Flying from Incheon Intl Airport to Busan in December is currently the most expensive (average of $2,244). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Incheon Intl to Busan

See prices for flight routes from nearby airports that may be better suited for you.
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