Cheap flights from Incheon Intl Airport to Osaka from $110

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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — OSA
17 Mar — 24 Mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Incheon Intl to Osaka are usually found in July or August, booked 78 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

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 15 February 2026.

Thu 11/617:00
ICN
-
KIX
Nonstop1h 55m
Jeju Air
Tue 16/612:00
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 11/2$227
Mon 25/517:00
ICN
-
KIX
Nonstop1h 55m
Jeju Air
Thu 28/510:05
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 11/2$230
Tue 12/517:00
ICN
-
KIX
Nonstop1h 55m
Jeju Air
Wed 13/510:05
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 13/2$232
Thu 28/516:10
ICN
-
KIX
Nonstop1h 55m
Jin Air
Sat 30/511:10
KIX
-
ICN
Nonstop1h 50m
Jin Air
Deal found 12/2$233
Mon 6/708:10
ICN
-
KIX
Nonstop1h 50m
Jin Air
Thu 9/713:10
KIX
-
ICN
Nonstop1h 50m
Jin Air
Deal found 13/2$235
Tue 14/415:55
ICN
-
KIX
Nonstop2h 10m
T'way Air
Thu 16/411:35
KIX
-
ICN
Nonstop1h 55m
T'way Air
Deal found 12/2$236
Wed 15/415:15
ICN
-
KIX
Nonstop1h 45m
Eastar Jet
Fri 17/412:10
KIX
-
ICN
Nonstop1h 50m
Eastar Jet
Deal found 12/2$237
Mon 20/407:10
ICN
-
KIX
Nonstop1h 55m
Jeju Air
Thu 23/410:05
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 12/2$239
Sun 10/519:20
ICN
-
KIX
Nonstop1h 45m
Jeju Air
Tue 12/510:05
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 11/2$240
Mon 11/514:40
ICN
-
KIX
Nonstop1h 50m
Jin Air
Wed 13/511:10
KIX
-
ICN
Nonstop1h 50m
Jin Air
Deal found 11/2$242
Sat 11/419:20
ICN
-
KIX
Nonstop1h 45m
Jeju Air
Thu 16/410:05
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 13/2$243
Thu 7/509:05
ICN
-
UKB
Nonstop1h 50m
Korean Air
Wed 13/511:55
UKB
-
ICN
Nonstop1h 50m
Korean Air
Deal found 12/2$268

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 15 February 2026.

Round-trip from

$227

One-way from

$110

Popular in

February

Cheapest in

July

Average price

$427

Good round-trip deal

$200 or less

Good one-way deal

$106 or less
Jeju Air
  • Jeju Air
  • 11/6-16/6
  • Nonstop
  • 3h 55m total
  • Incheon to Osaka
Korean Air
  • Korean Air
  • 25/4
  • Nonstop
  • 1h 50m total
  • Incheon to Osaka
Highest demand for flights based on searches. 25% potential increase in price ($119 potential increase over avg. return price).
Cheapest flight prices on average. 6% potential price decrease ($24 potential savings vs. average return price).
Average for round-trip flights in February 2026
Price to beat on a round-trip flight from Incheon Intl to Osaka (OSA).
Price to beat on a one-way flight from Incheon Intl to Osaka (OSA).

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 15 February 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Osaka that are best for you.

Fly from

Incheon Intl

Fly to

Osaka

Route

Depart

Return

Price

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Mon 13/4

07:10-09:05

Nonstop1h 55m

Osaka Kansai Intl

Wed 15/4

10:05-12:05

Nonstop2h 00m

$232

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Sat 13/6

16:10-18:05

Nonstop1h 55m

Osaka Kansai Intl

Tue 16/6

11:10-13:00

Nonstop1h 50m

$233

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Fri 3/7

19:20-21:05

Nonstop1h 45m

Osaka Kansai Intl

Tue 7/7

12:00-14:00

Nonstop2h 00m

$233

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Mon 22/6

15:15-17:00

Nonstop1h 45m

Osaka Kansai Intl

Fri 26/6

18:00-19:55

Nonstop1h 55m

$235

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Sat 20/6

16:10-18:05

Nonstop1h 55m

Osaka Kansai Intl

Mon 22/6

11:10-13:00

Nonstop1h 50m

$235

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Mon 13/7

14:40-16:30

Nonstop1h 50m

Osaka Kansai Intl

Thu 16/7

13:10-15:00

Nonstop1h 50m

$235

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Fri 3/7

16:10-18:05

Nonstop1h 55m

Osaka Kansai Intl

Mon 6/7

11:10-13:00

Nonstop1h 50m

$235

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Thu 4/6

15:15-17:00

Nonstop1h 45m

Osaka Kansai Intl

Wed 10/6

18:00-19:55

Nonstop1h 55m

$237

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Thu 28/5

16:10-18:05

Nonstop1h 55m

Osaka Kansai Intl

Sun 31/5

11:10-13:00

Nonstop1h 50m

$243

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Sun 7/6

14:40-16:30

Nonstop1h 50m

Osaka Kansai Intl

Wed 10/6

11:10-13:00

Nonstop1h 50m

$244

Flights are sorted by cheapest return flights first.

Deals found on 14/2

Showing 1-10 of 60 results
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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

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

Use this chart to determine the optimal time to book a return flight from Incheon Intl to Osaka. Price data was last updated on 6 February 2026.

Booking 78 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.

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

Currently, August is the cheapest month in which you can book a flight from Incheon Intl Airport to Osaka (average of $102). Flying from Incheon Intl Airport to Osaka in February is currently the most expensive (average of $232). 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 15 February 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 morning, which can drop the price by up to 17% versus a flight in the evening.

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 15 February 2026.

The most flights from ICN to OSA are scheduled on a Friday (66 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (55 on average).

How often are flights from Incheon to Osaka delayed?

About 23% of weekly flights between Incheon and Osaka have experienced delays in the past year, with the average delay time being 98 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?

Sunday tends to have the lowest number of delays on this route, whereas Friday 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 Antilles 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 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 Korean Air can get you from Incheon Intl Airport to Osaka in just under 1h 55m. 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 Air Seoul ($65), Peach ($78), and T'way Air ($81).

  • What are the most popular routes 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 Eastar Jet (97%), Virgin Atlantic (97%) and Air France (94%).

  • 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 $705 on average, our data indicates $174 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, August is the cheapest month in which you can book a flight from Incheon Intl Airport to Osaka (average of $102). Flying from Incheon Intl Airport to Osaka in February is currently the most expensive (average of $232). 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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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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