Cheapflights Tip: The best prices from Incheon Intl to Osaka are usually found in September or August, booked 36 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday
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 7 September 2026.
Popular in
February
Cheapest in
September
Average price
£107
Good round-trip deal
£149 or less
Good one-way deal
£39 or less
Highest demand for flights based on searches. 16% potential increase in price (£21 potential increase over avg. return price).
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.
ICN-OSA
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
Prices
Airlines
Delays
How far ahead should I book a flight from Incheon Intl Airport to Osaka?
Booking 67 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, September is the cheapest month in which you can book a flight from Incheon Intl Airport to Osaka (average of £105). Flying from Incheon Intl Airport to Osaka in February is currently the most expensive (average of £210). 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 7 September 2026.
One of the essential ways to save on airfare from Incheon Intl Airport to Osaka is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at midday could potentially save you up to 30% on airfare.
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 7 September 2026.
The most flights from ICN to OSA are scheduled on a Friday (85 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (69 on average).
How often are flights from Incheon to Osaka delayed?
About 10% of weekly flights between Incheon and Osaka have experienced delays in the past year, with the average delay time being 99 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.
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.
What is the cheapest airline to fly from Incheon Intl Airport to Osaka round-trip?
Flying on Asiana Airlines is currently your cheapest option to Osaka, with prices starting at £179.
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 £105). Flying from Incheon Intl Airport to Osaka in February is currently the most expensive (average of £210). 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.
Explore flights to Osaka departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 7 September 2026.
Browse through other flights departing from Incheon Intl. Flights are based on user searches made on Cheapflights and were last updated on 7 September 2026.
Discover the top airline that operate flights from Incheon Intl to Osaka. 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 7,457,451 searches. Data last updated 7 September 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Incheon Intl to Osaka?
Cheapflights makes it easy to find Incheon Intl to Osaka flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Incheon Intl to Osaka?
Millions of users choose and trust Cheapflights to book the best flight deals from Incheon Intl to Osaka for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Incheon Intl to Osaka with no change fees?
Yes, we can. To see specific flights from Incheon Intl to Osaka with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Incheon Intl to Osaka become cheaper?
Not ready to book yet? You can track prices for flights from Incheon Intl to Osaka on Cheapflights with our Price Alert feature and get notified when better prices are available.
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