Seoul to Osaka flights
SEL to OSA · Round trip · Economy · Prices per person in USD
Prices updated
Prices are low right now
$135 is $93 (41%) below the usual $228 for Seoul → Osaka.
Buy now or wait? We're still learning this route. We have 1 day of prices so far and need about a week to say whether to book or wait.
Not ready to book? Get an email when Seoul → Osaka drops below your price.Cheapest round trip by month
Lowest fare found per departure month| Month | Cheapest round trip |
|---|---|
| October 2026 | $135 (cheapest month) |
| November 2026 | $152 |
| December 2026 | $146 |
| January 2027 | $181 |
| February 2027 | $174 |
| March 2027 | $167 |
| April 2027 | $320 |
| May 2027 | $281 |
| June 2027 | No fares found yet |
| July 2027 | $337 |
| August 2027 | $275 |
| September 2027 | $305 |
Cheapest dates in the next 4 months
Round trip, per person-
Oct 5 – 7 2 nights · leave Mon$135 −41% vs usual$135 −41% vs usual Book
T'way Air Nonstop · 1h 50m -
Oct 29 – Nov 11 13 nights · leave Thu$141 −38% vs usual$141 −38% vs usual Book
T'way Air Nonstop · 1h 55m
-
Oct 6 – 8 2 nights · leave Tue$142 −38% vs usual$142 −38% vs usual Book
T'way Air Nonstop · 1h 50m
-
Oct 29 – Nov 10 12 nights · leave Thu$144 −37% vs usual$144 −37% vs usual Book
T'way Air Nonstop · 1h 55m
-
Dec 23 – Jan 10, 2027 18 nights · leave Wed$146 −36% vs usual$146 −36% vs usual Book
T'way Air Nonstop · 1h 55m
-
Oct 27 – 31 4 nights · leave Tue$149 −35% vs usual$149 −35% vs usual Book
T'way Air Nonstop · 1h 55m
-
Dec 8 – 15 7 nights · leave Tue$150 −34% vs usual$150 −34% vs usual Book
Peach Nonstop · 1h 45m -
Oct 30 – Nov 9 10 nights · leave Fri$151 −34% vs usual$151 −34% vs usual Book
T'way Air Nonstop · 1h 55m
Prices change often. The booking site shows the final price before you pay. Other dates? Set an alert
Things to do in Osaka
Tickets and tours on KlookTo see tours and tickets here, turn on partner content in .
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Airport transfer to Osaka
Fixed prices from KIX on KiwitaxiTo see transfer prices here, turn on partner content in .
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Plan the rest of your trip
Osaka · Oct 5 – 7- eSIM for Japan Yesim · prepaid mobile data (opens Yesim in a new tab)
- Car rental in Japan Economybookings · compare rental companies (opens Economybookings in a new tab)
Travel insurance · EKTA Airport transfer · Kiwitaxi
Partner links: we may earn a commission if you book, at no extra cost to you.
Good to know
More from Seoul
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- Busan $48
- Gwangju $108
- Qingdao $127
- Yantai $141
Flights to Osaka from other cities
All flights to Osaka
Seoul to Osaka: questions
How much does a flight from Seoul to Osaka cost?
The cheapest round trip we have found right now is $135, leaving October 5 and returning October 7. The usual price on this route is about $228, so this fare is 41% less. Prices are per person, economy, in USD.
What is the cheapest month to fly from Seoul to Osaka?
October 2026, with round trips from $135. The most expensive month in our data is July (from $337). Based on the 11 months ahead we have prices for.
Are there nonstop flights from Seoul to Osaka?
Yes. Nonstop from $135 round trip. 100% of the 108 date combinations we track are nonstop.
What is the cheapest day to fly from Seoul to Osaka?
Leaving on a Tuesday. Typical fare $173, vs $201 across all days.
Which airports do Seoul to Osaka flights use?
Seoul airports include Incheon International (ICN) and Gimpo International (GMP). Osaka airports include Kansai International (KIX), Itami (ITM) and Kobe (UKB). The prices on this page cover every airport in both cities (SEL and OSA are the city codes).
About this route
We track round-trip economy fares from Seoul (South Korea) to Osaka (Japan) using Travelpayouts / Aviasales data. The cheapest round trip we've found is $135, departing October 5 and returning October 7 on a nonstop flight, about 41% below the usual $228. Right now we're following 108 upcoming date combinations on this route. The cheapest month to fly in our data is October, from $135. Prices are per person and were correct when found; the final price is set by the airline or booking site when you book.