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Cheap flights from Incheon Intl Airport to Osaka from $79

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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — OSA
19 Aug — 26 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Incheon Intl to Osaka are usually found in September or August, booked 76 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Incheon Intl to Osaka

Enter your travel dates to find the best prices.

Cheapest flights from Incheon Intl to Osaka
Explore the most affordable flight options available from Incheon Intl to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 July 2026.

Sun 30/807:10
ICN
-
KIX
Nonstop1h 55m
Jeju Air
Thu 3/919:55
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 15/7$182
Tue 1/907:10
ICN
-
KIX
Nonstop1h 55m
Jeju Air
Thu 3/909:00
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 15/7$183
Tue 1/907:10
ICN
-
KIX
Nonstop1h 55m
Jeju Air
Sat 5/913:35
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 15/7$185
Tue 4/817:00
ICN
-
KIX
Nonstop1h 55m
Jeju Air
Sat 15/813:35
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 17/7$186
Sun 9/813:20
ICN
-
UKB
Nonstop1h 40m
Jeju Air
Fri 14/816:00
UKB
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 19/7$186
Sun 19/715:15
ICN
-
KIX
Nonstop1h 45m
Eastar Jet
Wed 22/712:10
KIX
-
ICN
Nonstop1h 50m
Eastar Jet
Deal found 16/7$188
Sun 19/715:15
ICN
-
KIX
Nonstop1h 45m
Eastar Jet
Thu 21/111:50
KIX
-
ICN
Nonstop2h 00m
Eastar Jet
Deal found 16/7$189
Sun 30/813:35
ICN
-
UKB
Nonstop1h 55m
Jin Air
Mon 31/816:30
UKB
-
ICN
Nonstop2h 00m
Jin Air
Deal found 16/7$189
Sun 30/809:05
ICN
-
KIX
Nonstop1h 55m
Jeju Air
Wed 2/919:55
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 15/7$190
Sun 30/807:55
ICN
-
KIX
Nonstop1h 55m
Jeju Air
Tue 1/913:35
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 15/7$192
Sun 6/907:10
ICN
-
KIX
Nonstop1h 55m
Jeju Air
Wed 9/912:00
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 16/7$193
Mon 14/907:55
ICN
-
KIX
Nonstop1h 55m
Jeju Air
Wed 23/909:00
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 15/7$195

Find flight deals from Incheon Intl to Osaka

Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) to Osaka (OSA). 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 20 July 2026.

Round-trip from

$182

One-way from

$79

Popular in

February

Cheapest in

September

Average price

$213

Good round-trip deal

$607 or less

Good one-way deal

$110 or less
Jeju Air
  • Jeju Air
  • 30/8-3/9
  • Nonstop
  • 3h 55m total
  • Incheon to Osaka
Search Deals
Jeju Air
  • Jeju Air
  • 7/8
  • Nonstop
  • 1h 40m total
  • Incheon to Osaka
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($89 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Incheon Intl to Osaka (OSA).
Search Deals
Price to beat on a one-way flight from Incheon Intl to Osaka (OSA).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Incheon Intl to Osaka 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 647,157 searches. Data last updated 20 July 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Osaka that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Mon 21/9

07:10-09:05

Nonstop1h 55m

Osaka Kansai Intl

Wed 23/9

09:00-11:00

Nonstop2h 00m

$195

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Wed 30/9

17:00-18:55

Nonstop1h 55m

Osaka Kansai Intl

Thu 1/10

10:50-12:50

Nonstop2h 00m

$195

IncheonKobe

ICN - UKB

ICNUKB

Incheon Intl

Mon 31/8

13:35-15:30

Nonstop1h 55m

Kobe

Thu 3/9

16:30-18:30

Nonstop2h 00m

$202

IncheonKobe

ICN - UKB

ICNUKB

Incheon Intl

Wed 26/8

13:35-15:30

Nonstop1h 55m

Kobe

Thu 27/8

16:30-18:30

Nonstop2h 00m

$202

IncheonKobe

ICN - UKB

ICNUKB

Incheon Intl

Wed 12/8

13:35-15:30

Nonstop1h 55m

Kobe

Thu 20/8

16:30-18:30

Nonstop2h 00m

$216

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Thu 6/8

14:05-16:00

Nonstop1h 55m

Osaka Kansai Intl

Wed 12/8

13:35-15:35

Nonstop2h 00m

$229

IncheonKobe

ICN - UKB

ICNUKB

Incheon Intl

Fri 7/8

13:30-15:30

Nonstop2h 00m

Kobe

Tue 11/8

16:30-18:30

Nonstop2h 00m

$235

IncheonKobe

ICN - UKB

ICNUKB

Incheon Intl

Mon 10/8

13:35-15:30

Nonstop1h 55m

Kobe

Fri 14/8

16:30-18:30

Nonstop2h 00m

$239

IncheonKobe

ICN - UKB

ICNUKB

Incheon Intl

Sat 22/8

13:35-15:30

Nonstop1h 55m

Kobe

Mon 24/8

16:30-18:30

Nonstop2h 00m

$239

IncheonKobe

ICN - UKB

ICNUKB

Incheon Intl

Wed 9/9

13:35-15:30

Nonstop1h 55m

Kobe

Fri 11/9

16:30-18:30

Nonstop2h 00m

$243

Flights are sorted by cheapest return flights first.

Deals found on 15/7

Showing 1-10 of 56 resultsSorted by cheapest first
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Best time to book a flight from Incheon Intl to Osaka

Have a flexible travel schedule? Discover the best time to fly to Osaka from Incheon Intl with our price prediction graph.
Estimated return 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 Osaka

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

Currently, September is the cheapest month in which you can book a flight from Incheon Intl Airport to Osaka (average of $180). Flying from Incheon Intl Airport to Osaka in February is currently the most expensive (average of $405). 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 OSA?

Find hourly flight availability from Incheon Intl to Osaka. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 July 2026.

When flying from Incheon Intl Airport to Osaka, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 26% versus a flight at midday.

Weekly flight availability from Incheon Intl Airport to Osaka

Explore weekly flight availability from Incheon Intl to Osaka. 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 20 July 2026.

The most flights from ICN to OSA are scheduled on a Friday (68 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (58 on average).

How much does it cost for a return flight from Incheon Intl Airport to Osaka?

How often are flights from Incheon to Osaka delayed?

About 13% of weekly flights between Incheon and Osaka have experienced delays in the past year, with the average delay time being 97 minutes.

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

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

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

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

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

Over the past year, Air Busan have had the lowest number of delays on this route, with just 5% of flights being delayed.

How far ahead should I book a flight from Incheon Intl Airport to Osaka?

Booking 75 days in advance of your planned departure date is, on average, the best time to get cheap flights from Incheon Intl Airport to Osaka. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

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

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

    Jeju Air, Jin Air, and Eastar Jet can get you from Incheon Intl Airport to Osaka in just under 1h 50m. Your travel time will be generally consistent. The distance between Incheon Intl Airport and Osaka is about 858 km. Most flights are nonstop.

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

    The cheapet airlines for a one-way flight from Incheon Intl Airport to Osaka are Peach ($79), Jeju Air ($98), and Korean Air ($127).

  • What are the most popular routes from Incheon Intl Airport to Osaka?

    Most travellers choose Incheon Intl - Osaka Itami, Incheon Intl - Kobe or Incheon Intl - Osaka Kansai Intl when deciding on the best route from Incheon Intl Airport to Osaka.

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

    The top 3 most reliable airlines when flying from Incheon Intl Airport to Osaka are Air Busan (99%), Aero K (98%) and T'way Air (98%).

  • What are the cheapest flights from Incheon Intl Airport to Osaka?

    Looking at all options, your cheapest flight can be booked for $82. While the most popular route (Incheon Intl - Osaka Itami) can be booked for $773 on average, our data indicates $140 when flying from Incheon Intl Airport to Osaka.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Incheon Intl to Osaka 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 Osaka?

    Currently, September is the cheapest month in which you can book a flight from Incheon Intl Airport to Osaka (average of $180). Flying from Incheon Intl Airport to Osaka in February is currently the most expensive (average of $405). 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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How does Cheapflights help users find flights from Incheon Intl to Osaka?

When you search for this flight from Incheon Intl to Osaka, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Incheon Intl to Osaka?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Osaka from Incheon Intl.

Can Cheapflights find flights from Incheon Intl to Osaka with no change fees?

Certainly. Search results for flights to Osaka from Incheon Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Incheon Intl to Osaka become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Osaka from Incheon Intl today and book when prices fit your budget.

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