| Country: | PRT |
| Type: | A |
| Route: | 22 |
| Alternate Name: | Portuguese: Via do Infante de Sagres |
| Map: | Karte A22 PT.svg |
| Length Km: | 133 |
| Direction A: | West |
| Direction B: | East |
| Terminus A: | Lagos |
| Terminus B: | Castro Marim |
The A22 (Portuguese: Via do Infante de Sagres) is the principal motorway (freeway) in the Algarve, Portugal. Named after Henry the Navigator, it connects Lagos to Castro Marim and connects to the A-49 Motorway (Spain) on the Guadiana International Bridge over the Guadiana River.[1] It is also part of European route E01.
The A22 is operated by Euroscut Algarve.
Construction on A22 began in 1991 and was completed in 2003. It extends 133 km. As of 2011 it has become a toll road.[2]