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$66+ Cheap flights from Osaka (OSA) 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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
OSA — PUS
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheapflights Tip: The best prices from Osaka to Busan Gimhae are usually found in July or September, booked 39 days in advance, depart on a Sunday or Tuesday and return on a Sunday

Cheap flight deals from Osaka to Busan

Discover tips and strategies to find the most affordable flight options for your journey from Osaka (OSA) 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 15, 2025.

Round-trip from

$144
(Jin Air)

One-way from

$66
(SmartFares)

Popular in

February

Cheapest in

July

Average price

$175

Good round-trip deal

$190 or less

Good one-way deal

$82 or less
From Osaka (OSA) to Busan Gimhae
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One-way flight from Osaka (OSA) to Busan Gimhae
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Highest demand for flights based on searches. 11% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Osaka (OSA) to Busan Gimhae.
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Price to beat on a one-way flight from Osaka (OSA) to Busan Gimhae.
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Find flight deals from Osaka to Busan

Cheapest flights from Osaka to Busan
Explore the most affordable flight options available from Osaka to Busan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Jin Air deal was found by Cheapflights users on 9/14. 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 Jin Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1810:30 amKIX - PUS
Nonstop1h 40mJin Air
Sun 9/213:05 pmPUS - KIX
Nonstop1h 30mJin Air
Deal found 9/14$136
This Jeju Air deal was found by Cheapflights users on 9/15. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1810:35 amKIX - PUS
Nonstop1h 35mJeju Air
Sun 9/212:55 pmPUS - KIX
Nonstop1h 25mJeju Air
Deal found 9/15$144
This Jeju Air deal was found by Cheapflights users on 9/15. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/195:20 pmKIX - PUS
Nonstop1h 35mJeju Air
Sun 9/212:55 pmPUS - KIX
Nonstop1h 25mJeju Air
Deal found 9/15$148
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Thu 10/304:35 pmKIX - PUS
Nonstop1h 35mMultiple Airlines
Thu 11/65:00 pmPUS - KIX
Nonstop1h 10mMultiple Airlines
Deal found 9/14$149
This T'way Air deal was found by Cheapflights users on 9/15. 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 T'way Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/304:35 pmKIX - PUS
Nonstop1h 35mT'way Air
Sun 11/22:05 pmPUS - KIX
Nonstop1h 30mT'way Air
Deal found 9/15$170
This Jin Air deal was found by Cheapflights users on 9/13. 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 Jin Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1810:30 amKIX - PUS
Nonstop1h 40mJin Air
Thu 9/253:05 pmPUS - KIX
Nonstop1h 30mJin Air
Deal found 9/13$171
This Jin Air deal was found by Cheapflights users on 9/15. 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 Jin Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2410:30 amKIX - PUS
Nonstop1h 40mJin Air
Fri 9/261:30 pmPUS - KIX
Nonstop1h 30mJin Air
Deal found 9/15$172
This Jeju Air deal was found by Cheapflights users on 9/15. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3110:40 amKIX - PUS
Nonstop1h 30mJeju Air
Tue 11/48:30 amPUS - KIX
Nonstop1h 20mJeju Air
Deal found 9/15$176
This Jin Air deal was found by Cheapflights users on 9/15. 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 Jin Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/211:00 amKIX - PUS
Nonstop1h 25mJin Air
Thu 12/42:05 pmPUS - KIX
Nonstop1h 15mJin Air
Deal found 9/15$178
This Jin Air deal was found by Cheapflights users on 9/15. 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 Jin Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2611:00 amKIX - PUS
Nonstop1h 25mJin Air
Tue 10/282:05 pmPUS - KIX
Nonstop1h 15mJin Air
Deal found 9/15$181
This Jin Air deal was found by Cheapflights users on 9/15. 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 Jin Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2910:30 amKIX - PUS
Nonstop1h 40mJin Air
Wed 10/13:05 pmPUS - KIX
Nonstop1h 30mJin Air
Deal found 9/15$185

Cheapflights Fare Finder

 
Customize your flight search to find flights from Osaka 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 15, 2025.
Use the filters below to find and compare flights from Osaka to Busan that are best for you.

Fly from

Osaka

Fly to

Busan

Route

Depart

Return

Price

OsakaBusan

KIX - PUS

KIXPUS

Osaka Kansai Intl

Thu 10/16

10:30 am-12:10 pm

Nonstop1h 40m

Busan Gimhae

Sat 10/18

3:05 pm-4:35 pm

Nonstop1h 30m

$144

OsakaBusan

KIX - PUS

KIXPUS

Osaka Kansai Intl

Thu 9/25

10:30 am-12:10 pm

Nonstop1h 40m

Busan Gimhae

Sun 9/28

3:05 pm-4:35 pm

Nonstop1h 30m

$148

OsakaBusan

KIX - PUS

KIXPUS

Osaka Kansai Intl

Thu 10/30

4:35 pm-6:10 pm

Nonstop1h 35m

Busan Gimhae

Sun 11/2

2:05 pm-3:35 pm

Nonstop1h 30m

$170

OsakaBusan

KIX - PUS

KIXPUS

Osaka Kansai Intl

Thu 12/4

11:00 am-12:25 pm

Nonstop1h 25m

Busan Gimhae

Thu 12/11

2:05 pm-3:20 pm

Nonstop1h 15m

$171

OsakaBusan

KIX - PUS

KIXPUS

Osaka Kansai Intl

Fri 10/31

10:40 am-12:10 pm

Nonstop1h 30m

Busan Gimhae

Tue 11/4

8:30 am-9:50 am

Nonstop1h 20m

$176

OsakaBusan

KIX - PUS

KIXPUS

Osaka Kansai Intl

Tue 12/2

11:00 am-12:25 pm

Nonstop1h 25m

Busan Gimhae

Thu 12/4

2:05 pm-3:20 pm

Nonstop1h 15m

$178

OsakaBusan

KIX - PUS

KIXPUS

Osaka Kansai Intl

Thu 10/30

4:35 pm-6:10 pm

Nonstop1h 35m

Busan Gimhae

Thu 11/6

6:00 pm-8:40 am

1 stop14h 40m

$179

OsakaBusan

KIX - PUS

KIXPUS

Osaka Kansai Intl

Mon 9/29

10:30 am-12:10 pm

Nonstop1h 40m

Busan Gimhae

Wed 10/1

3:05 pm-4:35 pm

Nonstop1h 30m

$185

OsakaBusan

KIX - PUS

KIXPUS

Osaka Kansai Intl

Wed 12/3

11:00 am-12:25 pm

Nonstop1h 25m

Busan Gimhae

Fri 12/5

2:05 pm-3:20 pm

Nonstop1h 15m

$188

OsakaBusan

KIX - PUS

KIXPUS

Osaka Kansai Intl

Tue 12/16

11:00 am-12:25 pm

Nonstop1h 25m

Busan Gimhae

Fri 12/19

2:05 pm-3:20 pm

Nonstop1h 15m

$188

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

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

Have a flexible travel schedule? Discover the best time to fly to Busan from Osaka 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 Osaka to Busan

How far ahead should I book a flight from Osaka to Busan?

Use this chart to determine the optimal time to book a round-trip flight from Osaka to Busan. Price data was last updated on September 12, 2025.

To ensure you get the cheapest price possible for a flight from Osaka to Busan, you should look to book at least 39 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Osaka to Busan?

Currently, August is the cheapest month in which you can book a flight from Osaka to Busan (average of $1,166). Flying from Osaka 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 OSA to PUS?

Find hourly flight availability from Osaka 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 15, 2025.

When flying from Osaka to Busan, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 28% versus a flight at noon.

Weekly flight availability from Osaka to Busan

Explore weekly flight availability from Osaka 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 September 15, 2025.

The most flights from OSA to PUS are scheduled on a Saturday (14 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (7 on average).

Related info for your journey

Find useful and relevant information for your journey from Osaka 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 Osaka?

    Busan Gimhae (PUS) is the airport you will fly into if you book a flight from Osaka to Busan. You should not have trouble finding flights to Gimhae from Osaka; the airport handles an average of 11 inbound flights from Osaka per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Busan airport from Osaka. It is only a 7.2 mi journey from Gimhae (PUS) to Busan’s city center.

  • How long is the flight from Osaka to Busan?

    A quick flight from Osaka to Busan can take about 1h 35m. Jin Air provides one of the quickest options available for as low as $170. There are 360 mi between Osaka and Busan. All flights are typically nonstop.

  • What are the cheapest airlines flying from Osaka to Busan round-trip?

    Jin Air, at $117, was found to be the cheapest airline from Osaka to Busan. An alternate airline flying to your destination would be Jeju Air. These flights start at 44% lower than the current average price 3 months from now.

  • What are the most reliable airlines from Osaka to Busan?

    Consider Jeju Air (95%), Air Busan (76%) or Asiana Airlines (76%) when booking your flight. These represent the most reliable airlines when flying from Osaka to Busan.

  • What are the cheapest flights from Osaka to Busan?

    On average you can expect to pay $189 for a flight from Osaka to Busan. The cheapest flight overall is $58 while the most popular route, (Osaka Kansai Intl - Busan Gimhae) is currently priced at $149.

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

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

  • How can I find direct flights from Osaka to Busan?

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

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

    Yes. Cheapflights offers flight deals from Osaka 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 Osaka to Busan?

    Currently, August is the cheapest month in which you can book a flight from Osaka to Busan (average of $1,166). Flying from Osaka 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 Osaka to Busan

See prices for flight routes from nearby airports that may be better suited for you.
Kansai Intl to Gimpo Intl flights
Kansai Intl to Incheon Intl flights
Kansai Intl to Busan flights

Top 2 airlines flying from Osaka to Busan

Discover the top 2 airlines that operate flights from Osaka to Busan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Jin AirCheapest$117Average$193FlexibilityNo cancel feeOn-time78%
Jeju AirCheapest$176Average$208FlexibilityNo cancel feeOn-timeN/A

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