Wattay International offers nonstop service to 73 destinations, served by 25 airlines.
| Destination | Code | Country | Distance | Duration | Airlines |
|---|---|---|---|---|---|
| Xieng Khouang | XKH | Lao People's Democratic Republic | 173 km | 0h 40m | LK, QV |
| Luang Prabang | LPQ | Lao People's Democratic Republic | 216 km | 0h 45m | QV |
| Savannakhet | ZVK | Lao People's Democratic Republic | 281 km | 1h 0m | QV |
| Sam Neua | NEU | Lao People's Democratic Republic | 313 km | 0h 50m | LK, QV |
| Luang Namtha | LXG | Lao People's Democratic Republic | 359 km | 1h 0m | QV |
| Muang Ton Pheung | BOR | Lao People's Democratic Republic | 362 km | 1h 0m | QV |
| Pakse | PKZ | Lao People's Democratic Republic | 465 km | 1h 0m | QV |
| Jinghong | JHG | China | 481 km | 1h 18m | QW |
| Hanoi | HAN | Viet Nam | 493 km | 1h 15m | QV, VN |
| Bangkok | DMK | Thailand | 496 km | 1h 10m | FD |
| Bangkok | BKK | Thailand | 512 km | 1h 20m | QV, TG |
| Yangon | RGN | Myanmar | 693 km | 2h 0m | 8M |
| Phnom Penh | KTI | Cambodia | 774 km | 1h 40m | K6, VN |
| Nanning | NNG | China | 778 km | 1h 15m | GX, QV |
| Kunming | KMG | China | 789 km | 1h 45m | MU, QV |
| Haikou | HAK | China | 858 km | 1h 55m | HU |
| Ho Chi Minh City | SGN | Viet Nam | 907 km | 2h 0m | VJ |
| Guangzhou | CAN | China | 1,267 km | 2h 25m | AQ, CZ, QV |
| Shenzhen | SZX | China | 1,282 km | 3h 35m | DZ |
| Chongqing | CKG | China | 1,364 km | 2h 40m | G5, PN |
| Chengdu | TFU | China | 1,379 km | 2h 30m | 3U |
| Changsha | CSX | China | 1,570 km | 2h 15m | QV |
| Jieyang | SWA | China | 1,576 km | 2h 20m | QV |
| Yichang | YIH | China | 1,659 km | 2h 55m | 9H |
| Kuala Lumpur | KUL | Malaysia | 1,687 km | 2h 50m | AK |
| Wuhan | WUH | China | 1,843 km | 2h 50m | MU |
| Singapore | SIN | Singapore | 1,844 km | 3h 20m | TR |
| Hefei | HFE | China | 2,122 km | 3h 15m | AQ |
| Wenzhou | WNZ | China | 2,169 km | 3h 30m | KN |
| Hangzhou | HGH | China | 2,262 km | 3h 50m | GJ |
| Changzhou | CZX | China | 2,318 km | 3h 20m | QV |
| Ningbo | NGB | China | 2,323 km | 3h 20m | QV |
| Shanghai | PVG | China | 2,427 km | 3h 45m | MU |
| Beijing | PKX | China | 2,735 km | 4h 40m | KN |
| Seoul | ICN | Republic of Korea | 3,176 km | 5h 15m | 7C, QV, TW |
| Changchun | CGQ | China | 3,606 km | 5h 0m | CZ |