# Who flies Seoul Incheon → Osaka (any) nonstop?

**11 airlines fly Seoul Incheon → Osaka (any) nonstop: Aero K (KIX), Air Busan (KIX), Air Seoul (KIX), Asiana Airlines (KIX), Eastar Jet (KIX), Jeju Air (KIX), Jin Air (KIX), Korean Air (KIX) and 3 more.**

| Airline | Routes | Book direct |
|---|---|---|
| Aero K | Incheon (ICN) → Kansai (KIX) | https://www.aerok.com/kr |
| Air Busan | Incheon (ICN) → Kansai (KIX) | http://www.airbusan.com |
| Air Seoul | Incheon (ICN) → Kansai (KIX) | http://flyairseoul.com |
| Asiana Airlines | Incheon (ICN) → Kansai (KIX) | https://www.flyasiana.com |
| Eastar Jet | Incheon (ICN) → Kansai (KIX) | https://main.eastarjet.com |
| Jeju Air | Incheon (ICN) → Kansai (KIX) | http://www.jejuair.net |
| Jin Air | Incheon (ICN) → Kansai (KIX) | http://www.jinair.com/ |
| Korean Air | Incheon (ICN) → Kansai (KIX) | https://www.koreanair.com/ |
| Parata Air | Incheon (ICN) → Kansai (KIX) | http://www.parataair.com/ |
| Peach Aviation | Incheon (ICN) → Kansai (KIX) | http://www.flypeach.com |
| Trinity Airways | Incheon (ICN) → Kansai (KIX) | https://www.trinityairways.com/app/main |

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Compare fares for ICN-KIX: [Trip.com](https://www.trip.com/flights/seoul-to-osaka/tickets-ICN-KIX/?allianceid=1094387&sid=2209817&trip_sub1=c4c6f3cbcbb845d69061b1005-713359) · [Aviasales](https://www.aviasales.com/search/ICN0911KIX1?marker=713359). Affiliate links (Trip.com, Aviasales): picktheflight may earn a commission. It never changes the price or which airlines are listed.

On picktheflight: https://picktheflight.com/?from=ICN&to=@osaka · JSON: https://picktheflight.com/intents/ICN/@osaka

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Data built 2026-10-12 from airline schedule tables on Wikipedia ("Airlines and destinations"), matched by exact airport article; airline booking sites from Wikidata. Schedules change. Confirm the flight on the airline's own site before booking.