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$74+ 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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — PUS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$128
(Jetabroad)

One-way from

$74
(Jetabroad)

Popular in

February

Cheapest in

January

Average price

$89
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. 7% potential increase in price ($15 potential increase over avg. RT price).
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Cheapest flight prices on average. 18% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Jetabroad deal was found by Cheapflights users on 6/10. 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 7/98:00 amICN - PUS
1 stop13h 00mT'way Air
Wed 7/169:20 amPUS - ICN
1 stop7h 10mT'way Air
Deal found 6/10$128
This Jetabroad deal was found by Cheapflights users on 6/11. 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 7/156:25 amICN - PUS
1 stop9h 30mJeju Air
Thu 7/177:10 amPUS - ICN
1 stop6h 20mJeju Air
Deal found 6/11$169
This Mytrip deal was found by Cheapflights users on 6/10. 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.
Tue 6/246:30 pmICN - PUS
1 stop16h 00mMultiple Airlines
Tue 7/15:00 pmPUS - ICN
3 stops43h 25mMultiple Airlines
Deal found 6/10$201
This Mytrip deal was found by Cheapflights users on 6/10. 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.
Sun 9/2111:40 amICN - PUS
1 stop19h 15mVietJet Air
Wed 9/248:00 amPUS - ICN
1 stop25h 40mVietJet Air
Deal found 6/10$249
This Mytrip deal was found by Cheapflights users on 6/10. 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 9/2210:35 amICN - PUS
1 stop6h 25mKorean Air
Tue 9/2311:05 amPUS - ICN
1 stop25h 20mKorean Air
Deal found 6/10$296
This Air China deal was found by Cheapflights users on 6/11. 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 Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/75:50 pmICN - PUS
1 stop17h 55mAir China
Thu 9/1112:45 pmPUS - ICN
1 stop27h 50mAir China
Deal found 6/11$448
This Jetabroad deal was found by Cheapflights users on 6/11. 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.
Fri 11/216:05 pmICN - PUS
1 stop12h 05mVietnam Airlines
Mon 11/249:30 amPUS - ICN
1 stop30h 30mVietnam Airlines
Deal found 6/11$456
This Kiwi.com deal was found by Cheapflights users on 6/11. 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.
Wed 7/168:55 amICN - PUS
1 stop7h 55mShanghai Airlines
Sat 7/1912:35 pmPUS - ICN
1 stop8h 10mShanghai Airlines
Deal found 6/11$464
This MIAT Mongolian deal was found by Cheapflights users on 6/11. 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 MIAT Mongolian is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/161:50 amICN - PUS
1 stop10h 15mMIAT Mongolian
Sun 7/201:05 pmPUS - ICN
1 stop11h 35mMIAT Mongolian
Deal found 6/11$660

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 June 12, 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 7/9

8:00 am-9:00 pm

1 stop13h 00m

Busan Gimhae

Wed 7/16

9:20 am-4:30 pm

1 stop7h 10m

$128

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Tue 7/15

6:25 am-3:55 pm

1 stop9h 30m

Busan Gimhae

Thu 7/17

7:10 am-1:30 pm

1 stop6h 20m

$169

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Tue 6/24

6:30 pm-10:30 am

1 stop16h 00m

Busan Gimhae

Tue 7/1

5:00 pm-12:25 pm

3 stops43h 25m

$201

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Sun 9/21

11:40 am-6:55 am

1 stop19h 15m

Busan Gimhae

Wed 9/24

8:00 am-9:40 am

1 stop25h 40m

$249

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Mon 9/22

10:35 am-5:00 pm

1 stop6h 25m

Busan Gimhae

Tue 9/23

11:05 am-12:25 pm

1 stop25h 20m

$296

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Sun 9/7

5:50 pm-11:45 am

1 stop17h 55m

Busan Gimhae

Thu 9/11

12:45 pm-4:35 pm

1 stop27h 50m

$448

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Fri 11/21

6:05 pm-6:10 am

1 stop12h 05m

Busan Gimhae

Mon 11/24

9:30 am-4:00 pm

1 stop30h 30m

$456

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Wed 7/16

8:55 am-4:50 pm

1 stop7h 55m

Busan Gimhae

Sat 7/19

12:35 pm-8:45 pm

1 stop8h 10m

$464

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Wed 7/16

1:50 am-12:05 pm

1 stop10h 15m

Busan Gimhae

Sun 7/20

1:05 pm-12:40 am

1 stop11h 35m

$660

IncheonBusan

ICN - PUS

ICNPUS

Incheon Intl

Tue 7/22

6:25 am-9:15 pm

1 stop14h 50m

$74

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 20 results
1
2

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 $2,247). 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 June 12, 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.

Weekly flight availability from Incheon Intl Airport to Busan

Explore weekly flight availability from Incheon Intl to Busan. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2025.

The most flights from ICN to PUS are scheduled on a Monday (15 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (15 on average).

Rainfall in Busan by month

Plan your trip to Busan by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Busan ranges from 0.9 - 10.2 inches per month. July is typically the wettest month, when rainfall can reach 10.2 in. December is typically the driest time to visit Busan when rainfall is around 0.9 in.

Temperature in Busan by month

Plan your trip to Busan by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Busan, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Busan

Get insights into the airlines that provide service to Busan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Busan. Reviews last updated June 12, 2025.
Japan Airlines
8.3
Very good
1,489 reviews

Boarding

8.4

Comfort

8.2

Food

7.7

Overall

8.3

Entertainment

7.8

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2024

HKG - NRT

Online check in and seat selection was tricky. Also I received some emails from Japan Airlines in Japanese with no English selection which worried me. I still don’t know what they said. The service at check in and onboard was very courteous and polite, and staff was helpful.
Japan Airlines
8.3
Very good
1,489 reviews
Japan Airlines
8.3
Very good
1,489 reviews

Boarding

8.4

Comfort

8.2

Food

7.7

Overall

8.3

Entertainment

7.8

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2024

HKG - NRT

Online check in and seat selection was tricky. Also I received some emails from Japan Airlines in Japanese with no English selection which worried me. I still don’t know what they said. The service at check in and onboard was very courteous and polite, and staff was helpful.
Asiana Airlines
8.2
Very good
440 reviews
Japan Airlines
8.3
Very good
1,489 reviews

Boarding

8.4

Comfort

8.2

Food

7.7

Overall

8.3

Entertainment

7.8

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2024

HKG - NRT

Online check in and seat selection was tricky. Also I received some emails from Japan Airlines in Japanese with no English selection which worried me. I still don’t know what they said. The service at check in and onboard was very courteous and polite, and staff was helpful.
Singapore Airlines
8.1
Very good
1,302 reviews
Japan Airlines
8.3
Very good
1,489 reviews

Boarding

8.4

Comfort

8.2

Food

7.7

Overall

8.3

Entertainment

7.8

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2024

HKG - NRT

Online check in and seat selection was tricky. Also I received some emails from Japan Airlines in Japanese with no English selection which worried me. I still don’t know what they said. The service at check in and onboard was very courteous and polite, and staff was helpful.
Vietnam Airlines
7.5
Good
194 reviews
Japan Airlines
8.3
Very good
1,489 reviews

Boarding

8.4

Comfort

8.2

Food

7.7

Overall

8.3

Entertainment

7.8

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2024

HKG - NRT

Online check in and seat selection was tricky. Also I received some emails from Japan Airlines in Japanese with no English selection which worried me. I still don’t know what they said. The service at check in and onboard was very courteous and polite, and staff was helpful.

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 15 inbound flights from Incheon Intl per day.

  • What are the cheapest airlines flying from Incheon Intl Airport to Busan round-trip?

    According to our current data, T'way Air ($128), Jeju Air ($169), and Air China ($448) offers the cheapest pricing from Incheon Intl Airport to Busan. T'way Air is 27% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Incheon Intl Airport to Busan one-way?

    The cheapest airline one-way is Jeju Air, with whom users have recently found tickets for as low as $74. However, be on the lookout for offers from Eastar Jet and Air China, as they are both options that can get you from Incheon Intl Airport to Busan for a low price.

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

    Consider Air France (74%), Delta (70%) or Korean Air (70%) 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 $2,247). 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.

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Alternative routes for Incheon Intl to Busan

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