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Cheap flights from Incheon Intl Airport to Osaka from $84

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 23/4. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — OSA
17 May — 24 May1
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 Thursday 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 17 April 2026.

Sun 17/507:55
ICN
-
KIX
Nonstop1h 55m
Jeju Air
Wed 20/510:05
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 16/4$206
Tue 12/516:10
ICN
-
KIX
Nonstop1h 55m
Jin Air
Fri 15/511:10
KIX
-
ICN
Nonstop1h 50m
Jin Air
Deal found 17/4$209
Mon 20/409:05
ICN
-
KIX
Nonstop1h 55m
Jeju Air
Wed 22/410:05
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 14/4$212
Mon 6/715:15
ICN
-
KIX
Nonstop1h 45m
Eastar Jet
Thu 9/712:10
KIX
-
ICN
Nonstop1h 50m
Eastar Jet
Deal found 17/4$215
Tue 14/419:20
ICN
-
KIX
Nonstop1h 55m
Jeju Air
Wed 15/410:05
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 14/4$218
Mon 18/507:10
ICN
-
KIX
Nonstop1h 55m
Jeju Air
Thu 21/509:00
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 16/4$220
Thu 7/517:00
ICN
-
KIX
Nonstop1h 55m
Jeju Air
Sat 9/510:50
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 16/4$222
Fri 5/617:00
ICN
-
KIX
Nonstop1h 55m
Jeju Air
Mon 8/617:00
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 17/4$223
Tue 21/407:55
ICN
-
KIX
Nonstop1h 55m
Jeju Air
Wed 22/410:05
KIX
-
ICN
Nonstop2h 00m
Jeju Air
Deal found 17/4$226
Thu 7/514:40
ICN
-
KIX
Nonstop1h 50m
Jin Air
Sat 9/511:10
KIX
-
ICN
Nonstop1h 50m
Jin Air
Deal found 14/4$227
Sun 24/508:10
ICN
-
KIX
Nonstop1h 50m
Jin Air
Thu 28/511:10
KIX
-
ICN
Nonstop1h 50m
Jin Air
Deal found 17/4$229
Tue 21/409:05
ICN
-
UKB
Nonstop1h 50m
Korean Air
Wed 29/411:55
UKB
-
ICN
Nonstop1h 50m
Korean Air
Deal found 14/4$332

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 17 April 2026.

Round-trip from

$206

One-way from

$84

Popular in

February

Cheapest in

July

Average price

$204

Good round-trip deal

$296 or less

Good one-way deal

$108 or less
Jeju Air
  • Jeju Air
  • 17/5-20/5
  • Nonstop
  • 3h 55m total
  • Incheon to Osaka
Search Deals
Jeju Air
  • Jeju Air
  • 23/4
  • Nonstop
  • 1h 55m total
  • Incheon to Osaka
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($112 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($21 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 17 April 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

Wed 14/10

16:10-18:05

Nonstop1h 55m

Osaka Kansai Intl

Sat 17/10

11:10-13:00

Nonstop1h 50m

$330
Fastest return journey

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Thu 3/9

09:35-11:20

Nonstop1h 45m

Osaka Kansai Intl

Wed 9/9

02:15-04:05

Nonstop1h 50m

$333

IncheonKobe

ICN - UKB

ICNUKB

Incheon Intl

Sat 27/6

15:50-17:45

Nonstop1h 55m

Kobe

Wed 1/7

11:55-13:45

Nonstop1h 50m

$353

IncheonKobe

ICN - UKB

ICNUKB

Incheon Intl

Tue 19/5

15:50-17:45

Nonstop1h 55m

Kobe

Tue 26/5

11:55-13:45

Nonstop1h 50m

$353

IncheonKobe

ICN - UKB

ICNUKB

Incheon Intl

Sun 14/6

09:05-10:55

Nonstop1h 50m

Kobe

Thu 18/6

18:55-20:50

Nonstop1h 55m

$354

IncheonKobe

ICN - UKB

ICNUKB

Incheon Intl

Thu 20/8

15:50-17:45

Nonstop1h 55m

Kobe

Thu 27/8

18:55-20:50

Nonstop1h 55m

$354

IncheonKobe

ICN - UKB

ICNUKB

Incheon Intl

Tue 1/9

15:50-17:45

Nonstop1h 55m

Kobe

Wed 2/9

11:55-13:45

Nonstop1h 50m

$354

IncheonKobe

ICN - UKB

ICNUKB

Incheon Intl

Tue 19/5

15:50-17:45

Nonstop1h 55m

Kobe

Thu 28/5

18:55-20:50

Nonstop1h 55m

$354

IncheonKobe

ICN - UKB

ICNUKB

Incheon Intl

Sun 14/6

15:50-17:45

Nonstop1h 55m

Kobe

Fri 19/6

18:55-20:50

Nonstop1h 55m

$354

IncheonKobe

ICN - UKB

ICNUKB

Incheon Intl

Thu 11/6

09:05-10:55

Nonstop1h 50m

Kobe

Fri 12/6

18:55-20:50

Nonstop1h 55m

$362

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Showing 1-10 of 57 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, July is the cheapest month in which you can book a flight from Incheon Intl Airport to Osaka (average of $149). Flying from Incheon Intl Airport to Osaka in February is currently the most expensive (average of $388). 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 17 April 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 at midday, which can drop the price by up to 20% versus a flight in the afternoon.

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 17 April 2026.

The most flights from ICN to OSA are scheduled on a Wednesday (65 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (60 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 18% of weekly flights between Incheon and Osaka have experienced delays in the past year, with the average delay time being 95 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 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 7% 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?

    Jin Air, Korean Air, and Jeju Air can get you from Incheon Intl Airport to Osaka in just under 1h 45m. 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 Jeju Air ($66), Peach ($77), and T'way Air ($79).

  • 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 T'way Air (99%), Air Busan (98%) and Asiana Airlines (96%).

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

    Looking at all options, your cheapest flight can be booked for $64. While the most popular route (Incheon Intl - Osaka Itami) can be booked for $567 on average, our data indicates $224 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, July is the cheapest month in which you can book a flight from Incheon Intl Airport to Osaka (average of $149). Flying from Incheon Intl Airport to Osaka in February is currently the most expensive (average of $388). 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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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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