Kaohsiung International offers nonstop service to 35 destinations, served by 27 airlines.
| Destination | Code | Country | Distance | Duration | Airlines |
|---|---|---|---|---|---|
| Magong | MZG | Taiwan | 131 km | 0h 45m | AE, B7 |
| Hualien | HUN | Taiwan | 206 km | 1h 5m | AE |
| Kinmen | KNH | Taiwan | 288 km | 1h 5m | B7, AE |
| Xiamen | XMN | China | 313 km | 1h 30m | AE, MF |
| Fuzhou | FOC | China | 378 km | 1h 35m | MF |
| Nangan | LZN | Taiwan | 399 km | 1h 40m | AE |
| Hong Kong | HKG | Hong Kong SAR | 660 km | 1h 40m | AE, CI, CX, UO, BR |
| Shenzhen | SZX | China | 671 km | 1h 40m | CI |
| Macau | MFM | Macau SAR | 698 km | 1h 25m | BR, IT, NX |
| Okinawa | OKA | Japan | 842 km | 1h 40m | CI, IT, SL |
| Manila | MNL | Philippines | 895 km | 1h 50m | CI, Z2, 5J |
| Shanghai | PVG | China | 960 km | 2h 20m | 9C, BR, CI, HO |
| Nanjing | NKG | China | 1,025 km | 2h 20m | MU |
| Wuhan | WUH | China | 1,094 km | 2h 40m | CZ, MU |
| Jeju | CJU | Republic of Korea | 1,353 km | 2h 25m | TW, IT |
| Da Nang | DAD | Viet Nam | 1,464 km | 2h 35m | IT |
| Hanoi | HAN | Viet Nam | 1,509 km | 2h 43m | VJ, VN |
| Kumamoto | KMJ | Japan | 1,536 km | 2h 25m | CI, IT |
| Fukuoka | FUK | Japan | 1,571 km | 2h 25m | BR, IT, CI |
| Chongqing | CKG | China | 1,580 km | 3h 20m | CI |
| Busan | PUS | Republic of Korea | 1,628 km | 2h 40m | BX, 7C, TW |
| Seoul | ICN | Republic of Korea | 1,750 km | 2h 55m | BR, CI, TW |
| Seoul | GMP | Republic of Korea | 1,772 km | 2h 50m | IT, TW, 7C |
| Okayama | OKJ | Japan | 1,885 km | 2h 50m | IT |
| Ho Chi Minh City | SGN | Viet Nam | 1,952 km | 3h 0m | VJ, VN |
| Osaka | KIX | Japan | 1,959 km | 2h 55m | BR, CI, IT, MM, AK |
| Nagoya | NGO | Japan | 2,101 km | 3h 8m | IT |
| Chiang Mai | CNX | Thailand | 2,264 km | 3h 35m | SL |
| Bangkok | BKK | Thailand | 2,291 km | 3h 40m | CI, TG |
| Bangkok | DMK | Thailand | 2,293 km | 3h 25m | FD, SL |
| Tokyo | NRT | Japan | 2,428 km | 3h 25m | BR, CI, IT, FD, UA, GK |
| Sendai | SDJ | Japan | 2,613 km | 3h 38m | IT |
| Singapore | SIN | Singapore | 2,939 km | 4h 20m | CI |
| Kuala Lumpur | KUL | Malaysia | 2,976 km | 4h 25m | AK |
| Sapporo | CTS | Japan | 2,987 km | 4h 5m | IT, SL |