Escadrille SPA.31
| Escadrille MS 31 – N 31 – SPA 31 | |
|---|---|
Squadron insignia | |
| Active | 1914 |
| Country | France |
| Branch | French Air Service |
| Type | Fighter Squadron |
| Engagements | World War I |
Escadrille 31 of the French Air Force was founded at the beginning of the World War I, on 24 September 1914, at Dijon Air Base. Once equipped with Morane-Saulnier Ns, it was posted to I Armee of the French Army.