Gassim offers nonstop service to 30 destinations, served by 15 airlines.
| Destination | Code | Country | Distance | Duration | Airlines |
|---|---|---|---|---|---|
| Riyadh | RUH | Saudi Arabia | 330 km | 1h 0m | SV |
| Kuwait | KWI | Kuwait | 526 km | 1h 15m | J9 |
| Dammam | DMM | Saudi Arabia | 601 km | 1h 15m | F3, XY |
| Jeddah | JED | Saudi Arabia | 695 km | 1h 40m | F3, SV, XY |
| Doha | DOH | Qatar | 795 km | 1h 35m | QR |
| Abu Dhabi | AUH | United Arab Emirates | 1,114 km | 2h 0m | EY |
| Dubai | DXB | United Arab Emirates | 1,168 km | 2h 30m | FZ |
| Sharjah | SHJ | United Arab Emirates | 1,183 km | 2h 0m | G9 |
| Sohag | HMB | Egypt | 1,200 km | 2h 15m | SM |
| Cairo | CAI | Egypt | 1,284 km | 2h 10m | E5, MS, NE, NP, SM |
| Giza | SPX | Egypt | 1,331 km | 2h 20m | XY |
| Khartoum | KRT | Sudan | 1,661 km | 2h 40m | 3T |
| Istanbul | IST | Turkiye | 2,158 km | 3h 30m | XY |
| Multan | MUX | Pakistan | 2,740 km | 4h 10m | PK |
| Islamabad | ISB | Pakistan | 2,907 km | 4h 38m | PK |