Photo by Brian R.

Popular airlines to Osan
- Air Canada
Air Canada
- Asiana Airlines
Asiana Airlines
- Korean Air
Korean Air
- Alaska Airlines
Alaska Airlines
- Air China
Air China
- Philippine Airlines
Philippine Airlines
- Japan Airlines
Japan Airlines
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 45% on select hotels after you book a flight*
How much is the cheapest flight to Osan?
Prices were available within the past 7 days and start at NT$332 for one-way flights and NT$643 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Dec 4 - Wed, Dec 10
CJU
Jeju City
GMP
Seoul
NT$643 Roundtrip, found 9 hours ago
NT$643
Roundtrip
found 9 hours ago

Thu, Dec 4 - Wed, Dec 10
CJU
Jeju City
GMP
Seoul
NT$721 Roundtrip, found 9 hours ago
NT$721
Roundtrip
found 9 hours ago

Tue, Jan 13 - Tue, Jan 20
PUS
Busan
GMP
Seoul
NT$3,371 Roundtrip, found 23 hours ago
NT$3,371
Roundtrip
found 23 hours ago
Thu, Jan 8 - Thu, Jan 15
KIX
Osaka
GMP
Seoul
NT$5,215 Roundtrip, found 5 days ago
NT$5,215
Roundtrip
found 5 days ago

Wed, Jan 21 - Sun, Jan 25
PEK
Beijing
GMP
Seoul
NT$5,707 Roundtrip, found 5 days ago
NT$5,707
Roundtrip
found 5 days ago
Frequently asked questions
Destination airport | Gimpo Intl. |
|---|---|
Destination airport IATA code | GMP |
Destination city name | Seoul |
Roundtrip price | NT$642 |
Get up to 100% off your flight to Osan when booking a Flight + Hotel
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Trending flights to Osan
Prices were available within the past 7 days and start at NT$332 for one-way flights and NT$643 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jan 6 - Tue, Jan 20
KHH
Kaohsiung
GMP
Seoul
NT$6,960 Roundtrip, found 3 days ago
NT$6,960
Roundtrip
found 3 days ago
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