$448 Cheap Flights from Osaka (ITM) to Seoul (GMP)

    Plan, book, fly with confidence
  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash

Cheap flights from Osaka (ITM) to Seoul (GMP)

Prices were available within the past 7 days and start at $448 for one-way flights and $494 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All Nippon Airways
All Nippon Airways
All Nippon Airways
All Nippon Airways
Japan Airlines
All Nippon Airways
Japan Airlines
All Nippon Airways
All Nippon Airways
All Nippon Airways
Flight from Osaka to Seoul (ITM - GMP) route information
Origin airport
Itami
Destination airport
Gimpo Intl.
Airlines serving
All Nippon Airways, Japan Airlines
Roundtrip price
$494
Distance
518 mi

Osaka to Seoul Flights

The cheapest times to fly from Osaka to Seoul

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Osaka to Seoul are during the month of December. You can find some of the cheapest flights from Osaka to Seoul with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Osaka to Seoul

Sunday is one of the best days to book for cheap flights from Osaka to Seoul: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Osaka to Seoul

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Osaka to Seoul in 2024. You can also book with separate airlines for your outbound and return journeys, from $448 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Osaka to Seoul flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Osaka to Seoul airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much is a one-way flight from Itami Airport to Gimpo Airport?
Arrange your next trip with Expedia and you could bag one-way Osaka flights to Seoul from just $768. This was the best price found for this journey departing during the next three months — an Korean Air flight, taking off from Itami Airport (ITM) on October 30 2024 and landing at GMP. This price was updated on September 26 2024 and has not changed since. Can’t wait to snap up your own bargain flights? Terrific offers are the click of a button away.
Is it cheaper to buy a plane ticket from ITM to Gimpo Intl. Airport (GMP) last minute?
Being the spontaneous type is a great way to discover the world, but it isn’t always the smartest way to land a bargain fare. Think about booking your ITM to GMP trip in advance rather than waiting until the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Save all that spontaneity for when you’re discovering GMP!
What is the cheapest airline flying from Itami Airport to Gimpo Airport in the next 90 days?
Based on airfares found on Expedia with a departure date within the next 90 days, Korean Air is the cheapest carrier flying from Osaka to Seoul. The fare for this journey starts from $768. This flight departs from Itami Airport (ITM) on October 30 2024 and arrives at Gimpo Intl. Airport (GMP). The price was updated on September 26 2024 and has not changed since.
What's the cheapest price for a flight from Itami Airport (ITM) to Gimpo Intl. Airport (GMP) next month?
With a one-way flight from Osaka to Seoul coming in at just $1067, you’ll have more cash left in your hip pocket for sightseeing. This price was found after searching through all available flights on Expedia within the next 30 days. This particular service departs Itami Airport on September 30 2024, touches down at GMP and is with Japan Airlines. Pricing info was last updated on September 26 2024 and has not changed since.
What airports do you fly into for Seoul from Osaka?
With Gimpo Intl. Airport (GMP), Incheon Intl. Airport (ICN) and Suwon (SWU-Suwon Airbase) to pick from, getting from Osaka to Seoul is a breeze. The city’s main hub, Gimpo Intl. Airport (GMP), is around 10 mi west of the downtown area. As well as the price of fares, consider things like train or bus options from the airport and the distance to your hotel before making your choice. Get your Seoul vacation off to an awesome start by exploring Gyeongbok Palace and Dongdaemun History and Culture Park.
Can I change the date of my flight from ITM to Gimpo Intl. Airport (GMP)?
It’s a cinch to make changes to your Itami Airport to Gimpo Airport journey yourself. Access your itinerary via the Expedia Trips portal and click on “change flight.” Look around for new flights and book the one that better fits your plans. You’ll see an estimate of the extra charges, if applicable. Alternatively, head to our Customer Service portal to chat to our Virtual Agent and quickly get answers to your questions.
Seoul nearby Airports
Osaka nearby Airports

Kobe

*Available to One Key members.