Flights Seoul → Osaka
As of November 2026, economy flights from Seoul to Osaka have a typical range KRW 323400–420900, median KRW 384480. Full range across all 661 offers: KRW 264442–545900. We analyzed 661 offers from 15 airlines in a single price check.
Preview snapshot — prices change. Search for live results.
Data collected by LetsFG's multi-source price checks — every airline and the major booking sites checked for this route. How we collect data →
Best offers by airline: Seoul → Osaka
Based on 661 offers · November 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Seoul → Osaka
Add-on pricing from the cheapest available offer per airline · November 2026 · KRW
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| 피치항공 | — | — | — |
| Air Seoul | Included | — | — |
| 제주항공 | Included | — | — |
| Asiana Airlines | Included | Included | — |
| Trinity Airways | Included | KRW 25000 | — |
| Air Busan | Included | KRW 25000 | — |
| Jin Air | Included | KRW 25000 | — |
| Korean Air | Included | Included | — |
Fees are estimates from the prices we checked and may not reflect your specific itinerary, booking class, or payment method. Run a live search for exact pricing.
How much do flights from Seoul to Osaka cost?
Based on 661 offers · November 2026
Seoul to Osaka flights ranged from KRW 264442 to KRW 545900 across 661 offers analyzed in November 2026. The chart below shows how prices distributed across all 661 offers.
These 661 offers (November 2026) span multiple departure dates and booking windows — your travel dates may fall anywhere in this distribution. Only a live search shows where your specific trip lands.
50% of offers priced between KRW 355200 and KRW 407600
What hidden fees do Seoul to Osaka flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Seoul to Osaka routes. The breakdown below is based on 661 offers analyzed in November 2026.
| Carrier | Avg fee (KRW) | % of base fare |
|---|---|---|
| MM | 227204 | 62% |
| RS | 14166346 | 3863% |
| 7C | 345725 | 91% |
| OZ | 374 | 0% |
| TW | 30000 | 8% |
| BX | 30000 | 8% |
| LJ | 30000 | 8% |
| KE | 15 | 0% |
RS: base ~KRW -13795446 + fees KRW 14166346 = ~KRW 370900 total. Korean Air: base ~KRW 410585 + fees KRW 15 = ~KRW 410600 total.
RS's KRW 14166346 ancillary fees narrow the gap with Korean Air's lower-fee model — the KRW 14206031 base difference shrinks to KRW 39700 after fees. Always compare total cost, not just the advertised base fare.
Estimates based on median total minus average ancillary fee. Actual base fares vary by itinerary.Fee levels vary significantly across carriers on this route — some carriers charge 50%+ above the base fare in ancillary fees.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from Seoul to Osaka?
15 airlines flew Seoul to Osaka in this dataset. Knowing the airline isn't enough — the typical fare range below shows how far prices swing on each one. Median and range include all fees we recorded.
Even on the cheapest airline (Air Seoul), fares ranged KRW 309353–321902 in this snapshot. Your exact price depends on your dates and how far ahead you book — run a live search to see your number →
| Airline | Offers | Typical range (KRW) | Median (KRW) | Fees (KRW) |
|---|---|---|---|---|
 Air Seoul | 9 | 309353–321902 | 317810 | n/a |
 Air Busan | 3 | 320811–324084 | 321902 | n/a |
 Jeju Air | 5 | 324630–337724 | 328722 | n/a |
 Peach Aviation | 2 | 329540–336087 | 332814 | n/a |
 RS | 73 | 304443–416120 | 370900 | 14166346 (3819%) |
 Peach Aviation | 98 | 302535–424480 | 378050 | 227204 (60%) |
 Jeju Air | 152 | 324686–422370 | 382890 | 345725 (90%) |
 ZE | 51 | 335200–416600 | 383600 | n/a |
 BX | 50 | 346400–419280 | 386200 | 30000 (8%) |
 T'way Air | 75 | 337360–421100 | 387300 | 30000 (8%) |
 WE | 20 | 336360–423100 | 387400 | n/a |
 Asiana Airlines | 57 | 349920–423780 | 399100 | 374 (0%) |
 Jin Air | 54 | 368590–423500 | 401550 | 30000 (7%) |
 Korean Air | 11 | 369300–425600 | 410600 | 15 (0%) |
 Asiana Airlines | 1 | — | 545900 | n/a |
Where do the best Seoul → Osaka prices come from?
We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from meta-search sources, but the cheapest channel shifts by route and date — which is exactly why a live search across all of them wins.
We compare every airline and the major booking sites but never disclose which — that's our edge. Prices are the ones we observed and aren't official data from any platform. Run a live search and we bring you the cheapest, wherever it is.
Key facts: Seoul to Osaka flights
- Seoul–Osaka had 661 offers analyzed. Median price: KRW 384480.
- RS charges 944423.1x more in ancillary fees than KE — KRW 14166346 vs KRW 15 avg per booking.
- The same route priced KRW 110914 apart depending on where it was booked — the lowest median was KRW 278936. We search every airline and the major booking sites at once so you always see that lowest price.
Frequently asked questions
- How much does a flight from Seoul to Osaka cost?
- Based on 661 offers analyzed, Seoul to Osaka flights range from KRW 264442 to KRW 545900, with a median price of KRW 384480. Search for your specific dates →
- What hidden fees should I expect on Seoul to Osaka flights?
- On average, ancillary fees (bags, seat selection) add KRW 1955002 to the base fare on Seoul to Osaka flights. See itemized fees for your itinerary →
- Which airline is cheapest on Seoul to Osaka including all fees?
- Air Seoul has the lowest median fare on Seoul to Osaka at KRW 317810 (median across 9 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Seoul–Osaka flights?
- It depends on your dates — no single site is always cheapest. We search every airline and the major booking sites at once (travel agencies and meta-search included) and surface whichever is lowest; the best median in this snapshot was KRW 278936. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Seoul to Osaka routes?
- Seoul to Osaka has 15 airlines competing, creating a price range from KRW 264442 to KRW 545900 across 661 offers. Prices on this route change with booking timing, advance purchase, and ancillary add-ons. Find where your trip lands in the distribution →
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