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Cheap flights from Incheon Intl Airport to Osaka from $73

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 29/10. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — OSA
14 Nov — 21 Nov1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Incheon Intl to Osaka are usually found in July or August, booked 11 days in advance, depart on a Sunday or Tuesday and return on a Tuesday

Cheap 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 October 2025.

Round-trip from

$150

One-way from

$73

Popular in

October

Cheapest in

July

Average price

$393

Good round-trip deal

$446 or less

Good one-way deal

$84 or less
Jeju Air
  • Jeju Air
  • 28/10-29/10
  • Nonstop
  • 3h 40m total
  • Incheon to Osaka
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T'way Air
  • T'way Air
  • 29/10
  • Nonstop
  • 2h 00m total
  • Incheon to Osaka
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($40 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average return price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Incheon Intl to Osaka (OSA).
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Price to beat on a one-way flight from Incheon Intl to Osaka (OSA).
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Find 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 October 2025.

Tue 28/1014:10ICN - KIX
Nonstop1h 40mJeju Air
Wed 29/1011:50KIX - ICN
Nonstop2h 00mJeju Air
Deal found 13/10$150
Wed 29/1007:55ICN - KIX
Nonstop2h 00mT'way Air
Wed 5/1111:15KIX - ICN
Nonstop2h 05mT'way Air
Deal found 14/10$154
Wed 19/1107:15ICN - KIX
Nonstop1h 50mAir Seoul
Wed 26/1110:00KIX - ICN
Nonstop1h 55mAir Seoul
Deal found 14/10$160
Tue 28/1014:10ICN - KIX
Nonstop1h 40mJeju Air
Wed 5/1110:50KIX - ICN
Nonstop2h 00mJeju Air
Deal found 13/10$167
Tue 2/1216:55ICN - KIX
Nonstop1h 45mJeju Air
Wed 3/1209:50KIX - ICN
Nonstop2h 00mJeju Air
Deal found 14/10$168
Wed 15/1007:10ICN - KIX
Nonstop1h 50mJeju Air
Thu 23/1019:40KIX - ICN
Nonstop2h 00mJeju Air
Deal found 13/10$174
Wed 15/1010:40ICN - KIX
Nonstop1h 55mJeju Air
Tue 28/1019:40KIX - ICN
Nonstop2h 00mJeju Air
Deal found 13/10$182
Tue 2/1208:05ICN - KIX
Nonstop1h 35mJeju Air
Thu 4/1209:00KIX - ICN
Nonstop2h 00mJeju Air
Deal found 14/10$184
Wed 29/1015:00ICN - KIX
Nonstop1h 50mJin Air
Thu 30/1011:05KIX - ICN
Nonstop2h 05mJin Air
Deal found 14/10$185
Sat 13/1215:05ICN - KIX
Nonstop1h 45mPeach
Tue 16/1211:45KIX - ICN
Nonstop2h 05mPeach
Deal found 13/10$188
Wed 5/1115:00ICN - KIX
Nonstop1h 50mJin Air
Wed 12/1111:05KIX - ICN
Nonstop2h 05mJin Air
Deal found 14/10$191
Sun 30/1108:05ICN - KIX
Nonstop1h 35mJeju Air
Wed 3/1210:50KIX - ICN
Nonstop2h 00mJeju Air
Deal found 15/10$193

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 October 2025.
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

Sun 16/11

08:55-10:45

Nonstop1h 50m

Osaka Kansai Intl

Wed 19/11

12:00-14:00

Nonstop2h 00m

$270

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Thu 27/11

15:00-16:50

Nonstop1h 50m

Osaka Kansai Intl

Sat 29/11

11:05-13:10

Nonstop2h 05m

$282

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Sun 23/11

08:05-09:40

Nonstop1h 35m

Osaka Kansai Intl

Mon 24/11

10:50-12:50

Nonstop2h 00m

$289

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Fri 14/11

15:50-17:50

Nonstop2h 00m

Osaka Kansai Intl

Mon 17/11

11:15-13:20

Nonstop2h 05m

$313

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Mon 3/11

09:10-11:00

Nonstop1h 50m

Osaka Kansai Intl

Fri 14/11

09:50-11:50

Nonstop2h 00m

$315

IncheonKobe

ICN - UKB

ICNUKB

Incheon Intl

Tue 3/2

08:25-10:10

Nonstop1h 45m

Kobe

Wed 4/2

11:10-13:00

Nonstop1h 50m

$339

IncheonKobe

ICN - UKB

ICNUKB

Incheon Intl

Wed 4/2

15:50-17:40

Nonstop1h 50m

Kobe

Thu 5/2

11:10-13:00

Nonstop1h 50m

$339

IncheonKobe

ICN - UKB

ICNUKB

Incheon Intl

Tue 3/2

08:25-10:10

Nonstop1h 45m

Kobe

Thu 5/2

11:10-13:00

Nonstop1h 50m

$339

IncheonKobe

ICN - UKB

ICNUKB

Incheon Intl

Mon 2/2

15:50-17:40

Nonstop1h 50m

Kobe

Wed 4/2

11:10-13:00

Nonstop1h 50m

$339

IncheonKobe

ICN - UKB

ICNUKB

Incheon Intl

Sun 1/2

15:50-17:40

Nonstop1h 50m

Kobe

Wed 4/2

11:10-13:00

Nonstop1h 50m

$339

Flights are sorted by cheapest return flights first.

Deals found on 14/10

Showing 1-10 of 58 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 10 October 2025.

Booking 11 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 $111). Flying from Incheon Intl Airport to Osaka in February is currently the most expensive (average of $256). 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 October 2025.

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 afternoon, which can drop the price by up to 33% 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 15 October 2025.

The most flights from ICN to OSA are scheduled on a Monday (59 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (49 on average).

Reviews of airlines servicing Osaka

Get insights into the airlines that provide service to Osaka. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Osaka. Reviews last updated 15 October 2025.
Read through reviews of airlines operating flights from Incheon Intl Airport to Osaka, such as Jeju Air. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Jeju Air
7.7
Good
34 reviews
Check prices

Comfort

7.8

Overall

7.7

Boarding

8.1

Entertainment

6.1

Food

6.1

Crew

8.5
Jeju Air
7.7
Good
34 reviews
Jeju Air
7.7
Good
34 reviews
Check prices

Comfort

7.8

Overall

7.7

Boarding

8.1

Entertainment

6.1

Food

6.1

Crew

8.5

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, T'way Air, and Korean 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 848 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 ($93), T'way Air ($106), and Korean Air ($139).

  • 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 (86%), ITA Airways (72%) and Virgin Atlantic (72%).

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

    Looking at all options, your cheapest flight can be booked for $71. While the most popular route (Incheon Intl - Osaka Itami) can be booked for $750 on average, our data indicates $272 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 $111). Flying from Incheon Intl Airport to Osaka in February is currently the most expensive (average of $256). 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

Travelling to a place near Osaka?

Book flights to Osaka if you plan to visit one of these locations
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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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