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$103+ 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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — PUS
Apr 27 — May 41
Mon 4/27
Mon 5/4
1 adult, Economy
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Cheap 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 March 28, 2026.

This Booking.com deal was found by Cheapflights users on 3/23. 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.
Wed 7/15:20 pm
ICN
-
PUS
1 stop16h 40m
Jeju Air
Tue 7/145:00 pm
PUS
-
ICN
1 stop18h 00m
Jeju Air
Deal found 3/23$209
This Booking.com deal was found by Cheapflights users on 3/23. 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.
Wed 4/225:20 pm
ICN
-
PUS
1 stop16h 40m
Jeju Air
Wed 4/294:30 pm
PUS
-
ICN
1 stop18h 30m
Jeju Air
Deal found 3/23$244
This Jetabroad deal was found by Cheapflights users on 3/27. 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 4/217:20 pm
ICN
-
PUS
1 stop16h 50m
Jeju Air
Fri 4/241:05 pm
PUS
-
ICN
1 stop21h 25m
Jeju Air
Deal found 3/27$276
This Jetabroad deal was found by Cheapflights users on 3/26. 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.
Thu 5/75:20 pm
ICN
-
PUS
1 stop16h 40m
Jeju Air
Mon 5/114:30 pm
PUS
-
ICN
1 stop20h 20m
Jeju Air
Deal found 3/26$279
This Booking.com deal was found by Cheapflights users on 3/24. 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 5/75:20 pm
ICN
-
PUS
1 stop16h 40m
Multiple Airlines
Mon 5/111:00 pm
PUS
-
ICN
1 stop24h 30m
Multiple Airlines
Deal found 3/24$280
This Kiwi.com deal was found by Cheapflights users on 3/26. 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.
Tue 4/147:20 pm
ICN
-
PUS
1 stop17h 20m
Multiple Airlines
Tue 4/216:00 pm
PUS
-
ICN
1 stop19h 00m
Multiple Airlines
Deal found 3/26$282
This Kiwi.com deal was found by Cheapflights users on 3/26. 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.
Wed 4/156:20 pm
ICN
-
PUS
1 stop17h 50m
Multiple Airlines
Tue 4/216:00 pm
PUS
-
ICN
1 stop19h 00m
Multiple Airlines
Deal found 3/26$284
This Booking.com deal was found by Cheapflights users on 3/23. 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 5/75:20 pm
ICN
-
PUS
1 stop16h 40m
Multiple Airlines
Thu 5/141:00 pm
PUS
-
ICN
1 stop24h 30m
Multiple Airlines
Deal found 3/23$286
This Kiwi.com deal was found by Cheapflights users on 3/26. 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.
Tue 4/147:20 pm
ICN
-
PUS
1 stop17h 20m
Multiple Airlines
Wed 4/227:00 am
PUS
-
ICN
1 stop6h 00m
Multiple Airlines
Deal found 3/26$288
This Kiwi.com deal was found by Cheapflights users on 3/26. 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.
Wed 4/156:20 pm
ICN
-
PUS
1 stop17h 50m
Multiple Airlines
Wed 4/227:00 am
PUS
-
ICN
1 stop6h 00m
Multiple Airlines
Deal found 3/26$290
This Booking.com deal was found by Cheapflights users on 3/24. 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.
Tue 8/255:20 pm
ICN
-
PUS
1 stop16h 40m
Multiple Airlines
Sat 8/2910:00 am
PUS
-
ICN
1 stop8h 05m
Multiple Airlines
Deal found 3/24$295
This Jetabroad deal was found by Cheapflights users on 3/25. 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.
Fri 6/195:20 pm
ICN
-
PUS
1 stop16h 40m
Jeju Air
Wed 6/241:05 pm
PUS
-
ICN
1 stop21h 25m
Jeju Air
Deal found 3/25$299

Find 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 March 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$209
(Booking.com)

One-way from

$103
(Booking.com)

Popular in

October

Cheapest in

March

Average price

$61
Provider with most accurate pricing for Incheon Intl-Busan Gimhae flight deals.
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Provider most trusted by Cheapflights users for Incheon Intl-Busan Gimhae flights.
Search Deals
From Incheon Intl to Busan Gimhae
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One-way flight from Incheon Intl to Busan Gimhae
Search Deals
Highest demand for flights based on searches. 32% potential increase in price ($136 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 13% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 28, 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Busan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Wed 4/22

2:05 pm-8:35 pm

1 stop6h 30m

Busan Gimhae

Wed 4/29

7:00 am-1:30 pm

1 stop6h 30m

$404

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Sat 5/9

8:55 am-4:50 pm

1 stop7h 55m

Busan Gimhae

Sat 5/16

5:50 pm-11:15 am

2 stops17h 25m

$452

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Thu 4/23

8:55 am-4:50 pm

1 stop7h 55m

Busan Gimhae

Mon 4/27

5:50 pm-11:15 am

2 stops17h 25m

$483

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Mon 6/22

6:25 pm-11:35 am

1 stop17h 10m

Busan Gimhae

Fri 6/26

5:50 pm-11:00 am

2 stops17h 10m

$484

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Thu 4/16

6:25 pm-11:35 am

1 stop17h 10m

Busan Gimhae

Mon 4/20

5:50 pm-11:00 am

2 stops17h 10m

$484

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Fri 5/8

6:25 pm-11:35 am

1 stop17h 10m

Busan Gimhae

Fri 5/15

5:50 pm-12:10 pm

2 stops18h 20m

$487

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Thu 5/7

6:25 pm-11:35 am

1 stop17h 10m

Busan Gimhae

Mon 5/11

5:50 pm-11:15 am

2 stops17h 25m

$498

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Fri 5/29

8:55 am-4:50 pm

1 stop7h 55m

Busan Gimhae

Fri 6/19

5:50 pm-11:00 am

2 stops17h 10m

$533

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Wed 4/22

8:55 am-4:50 pm

1 stop7h 55m

Busan Gimhae

Wed 4/29

12:35 pm-8:45 pm

1 stop8h 10m

$537

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Thu 5/7

8:55 am-4:50 pm

1 stop7h 55m

Busan Gimhae

Thu 5/14

5:50 pm-11:00 am

2 stops17h 10m

$544

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 21 resultsSorted by cheapest first
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  • Most accurate provider: When it comes to deals on Incheon Intl Airport-Busan flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Incheon Intl Airport-Busan flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Incheon Intl Airport-Busan flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Incheon Intl Airport-Busan flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Incheon Intl Airport-Busan flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 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 March 28, 2026.

When flying from Incheon Intl Airport to Busan, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 9 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 6h 30m. Fly via Hahn Air Systems or China Eastern to get the fastest option. The distance between Incheon Intl Airport and Busan is about 210 mi. This flight may include one or multiple stops.

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

    Consider Virgin Atlantic (100%), Air France (92%) or Garuda Indonesia (79%) 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.

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.
Incheon Intl to Jeju City flights
Gimpo Intl to Jeju City flights
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