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$85+ 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 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
OSA — PUS
abr. 22 — abr. 291
mié. 4/22
mié. 4/29
1 adult, Economy
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Cheapflights Tip: The best prices from Osaka to Busan Gimhae are usually found in July or December, booked 44 days in advance, depart on a Sunday or Friday and return on a Tuesday

Cheap 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 marzo 23, 2026.

This Jin Air deal was found by Cheapflights users on 3/19. 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.
mié. 4/810:55 am
KIX
-
PUS
Nonstop1h 30m
Jin Air
jue. 4/94:00 pm
PUS
-
KIX
Nonstop1h 20m
Jin Air
Deal found 3/19$148
This Booking.com deal was found by Cheapflights users on 3/20. 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.
mié. 4/2210:50 am
KIX
-
PUS
Nonstop1h 40m
Multiple Airlines
sáb. 4/254:30 pm
PUS
-
KIX
Nonstop1h 25m
Multiple Airlines
Deal found 3/20$150
This Jeju Air deal was found by Cheapflights users on 3/21. 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.
mié. 4/1510:35 am
KIX
-
PUS
Nonstop1h 35m
Jeju Air
jue. 4/164:30 pm
PUS
-
KIX
Nonstop1h 30m
Jeju Air
Deal found 3/21$151
This Eastar Jet deal was found by Cheapflights users on 3/19. 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 Eastar Jet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/3112:25 pm
KIX
-
PUS
Nonstop1h 25m
Eastar Jet
mar. 4/71:30 pm
PUS
-
KIX
Nonstop1h 30m
Eastar Jet
Deal found 3/19$152
This Jin Air deal was found by Cheapflights users on 3/20. 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.
jue. 4/210:35 am
KIX
-
PUS
Nonstop1h 30m
Jin Air
jue. 4/94:00 pm
PUS
-
KIX
Nonstop1h 20m
Jin Air
Deal found 3/20$153
This Jeju Air deal was found by Cheapflights users on 3/20. 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.
mié. 4/1510:35 am
KIX
-
PUS
Nonstop1h 35m
Jeju Air
vie. 4/174:30 pm
PUS
-
KIX
Nonstop1h 30m
Jeju Air
Deal found 3/20$154
This Jeju Air 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/610:35 am
KIX
-
PUS
Nonstop1h 35m
Jeju Air
mié. 4/84:30 pm
PUS
-
KIX
Nonstop1h 30m
Jeju Air
Deal found 3/23$155
This Eastar Jet deal was found by Cheapflights users on 3/22. 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 Eastar Jet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/1512:25 pm
KIX
-
PUS
Nonstop1h 40m
Eastar Jet
mié. 5/206:55 am
PUS
-
KIX
Nonstop1h 35m
Eastar Jet
Deal found 3/22$157
This Jeju Air deal was found by Cheapflights users on 3/22. 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.
sáb. 4/410:35 am
KIX
-
PUS
Nonstop1h 35m
Jeju Air
mié. 4/84:30 pm
PUS
-
KIX
Nonstop1h 30m
Jeju Air
Deal found 3/22$158
This Jin Air deal was found by Cheapflights users on 3/20. 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.
jue. 4/1610:35 am
KIX
-
PUS
Nonstop1h 30m
Jin Air
jue. 4/234:00 pm
PUS
-
KIX
Nonstop1h 20m
Jin Air
Deal found 3/20$159
This Mytrip deal was found by Cheapflights users on 3/18. 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.
mié. 4/1511:00 am
KIX
-
PUS
Nonstop1h 40m
Multiple Airlines
mié. 4/227:50 am
PUS
-
KIX
1 stop14h 10m
Multiple Airlines
Deal found 3/18$160

Find 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 marzo 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$148
(Jin Air)

One-way from

$85
(Eastar Jet)

Popular in

January

Cheapest in

July

Average price

$191

Good round-trip deal

$164 or less

Good one-way deal

$99 or less
Provider with most accurate pricing for Osaka (OSA)-Busan Gimhae flight deals.
Search Deals
Provider most trusted by Cheapflights users for Osaka (OSA)-Busan Gimhae flights.
Search Deals
From Osaka (OSA) to Busan Gimhae
Search Deals
One-way flight from Osaka (OSA) to Busan Gimhae
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Osaka (OSA) to Busan Gimhae.
Search Deals
Price to beat on a one-way flight from Osaka (OSA) to Busan Gimhae.
Search Deals

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 marzo 23, 2026.
Use the filters below to find and compare flights from Osaka to Busan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OsakaBusan

KIX - PUS

KIXPUS

Osaka Kansai Intl

jue. 4/16

10:35 am-12:10 pm

Nonstop1h 35m

Busan Gimhae

dom. 4/19

4:30 pm-6:00 pm

Nonstop1h 30m

$169

OsakaBusan

KIX - PUS

KIXPUS

Osaka Kansai Intl

sáb. 4/18

10:35 am-12:05 pm

Nonstop1h 30m

Busan Gimhae

lun. 4/27

3:50 pm-5:20 pm

Nonstop1h 30m

$170

OsakaBusan

KIX - PUS

KIXPUS

Osaka Kansai Intl

lun. 4/6

10:35 am-12:05 pm

Nonstop1h 30m

Busan Gimhae

jue. 4/9

3:05 pm-4:35 pm

Nonstop1h 30m

$171

OsakaBusan

KIX - PUS

KIXPUS

Osaka Kansai Intl

jue. 5/28

7:00 pm-8:35 pm

Nonstop1h 35m

Busan Gimhae

mar. 6/2

4:30 pm-6:00 pm

Nonstop1h 30m

$175

OsakaBusan

KIX - PUS

KIXPUS

Osaka Kansai Intl

sáb. 4/11

10:55 am-12:25 pm

Nonstop1h 30m

Busan Gimhae

lun. 4/13

3:50 pm-5:20 pm

Nonstop1h 30m

$177

OsakaBusan

KIX - PUS

KIXPUS

Osaka Kansai Intl

jue. 4/9

10:35 am-12:05 pm

Nonstop1h 30m

Busan Gimhae

dom. 4/12

3:50 pm-5:20 pm

Nonstop1h 30m

$177
Quickest round-trip

OsakaBusan

KIX - PUS

KIXPUS

Osaka Kansai Intl

mar. 4/28

10:35 am-12:05 pm

Nonstop1h 30m

Busan Gimhae

jue. 5/7

4:00 pm-5:20 pm

Nonstop1h 20m

$184

OsakaBusan

KIX - PUS

KIXPUS

Osaka Kansai Intl

mar. 6/9

6:55 pm-8:30 pm

Nonstop1h 35m

Busan Gimhae

mié. 6/17

1:00 pm-2:30 pm

Nonstop1h 30m

$186

OsakaBusan

KIX - PUS

KIXPUS

Osaka Kansai Intl

lun. 4/20

12:25 pm-1:50 pm

Nonstop1h 25m

Busan Gimhae

mié. 4/22

6:55 am-8:30 am

Nonstop1h 35m

$187

OsakaBusan

KIX - PUS

KIXPUS

Osaka Kansai Intl

mar. 9/1

3:30 pm-5:05 pm

Nonstop1h 35m

Busan Gimhae

sáb. 9/5

1:00 pm-2:30 pm

Nonstop1h 30m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/21

Showing 1-10 of 21 resultsSorted by cheapest first
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Compare providers for flights from Osaka to Busan

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Osaka to Busan in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Osaka-Busan flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Osaka-Busan flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Osaka-Busan flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Osaka-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 Osaka-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 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 March 13, 2026.

To ensure you get the cheapest price possible for a flight from Osaka to Busan, you should look to book at least 44 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, October is the cheapest month in which you can book a flight from Osaka to Busan (average of $90). Flying from Osaka to Busan in February is currently the most expensive (average of $162). 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 marzo 23, 2026.

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 14% versus a flight in the evening.

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 marzo 23, 2026.

The most flights from OSA to PUS are scheduled on a Tuesday (17 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (13 on average).

How often are flights from Osaka to Busan delayed?

About 14% of weekly flights between Osaka and Busan have experienced delays in the past year, with the average delay time being 88 minutes.

What is the most punctual flight time for Osaka to Busan flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Sunday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Osaka to Busan flights?

Over the last year, Eastar Jet have had the lowest number of delays on this route, with just 8% of flights being delayed.

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 15 inbound flights from Osaka per day. You should also have plenty of airline options to choose from since 1 airline has 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 30m. Jeju 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 is the cheapest airline to fly from Osaka to Busan round-trip?

    Jeju Air, at $162, was found to be the cheapest airline from Osaka to Busan.. This flight start at 16% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Osaka to Busan one-way?

    One-way options have recently been found by users for as low as $64 on T'way Air. Other airlines that offer cheap prices include Jeju Air from $66 and Jin Air from $70 one-way.

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

    Consider Eastar Jet (89%), Air Busan (88%) or Asiana Airlines (88%) 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 $158 for a flight from Osaka to Busan. The cheapest flight overall is $81 while the most popular route, (Osaka Kansai Intl - Busan Gimhae) is currently priced at $179.

  • 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, October is the cheapest month in which you can book a flight from Osaka to Busan (average of $90). Flying from Osaka to Busan in February is currently the most expensive (average of $162). 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

Browse thousands of different options on Cheapflights for your next trip

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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 Incheon Intl flights
Kansai Intl to Gimpo Intl flights

Top airline flying from Osaka to Busan

Discover the top airline 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 marzo 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
Jeju AirCheapest$162Average$196FlexibilityNo cancel feeOn-timeN/A

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