A travel adapter, belonging to the technical field of plugs. The travel adapter comprises a housing (10), a plug bush seat (11), a support frame (71) and a pin assembly (12), the plug bush seat (11) being provided in the housing (10), the support frame (71) being located under the plug bush seat (11) and connected to the plug bush seat (11), multiple sets of the plug assemblies (12) being provided on the support frame (71), respectively; the support frame (71) being fixedly connected on the plug bush seat (11) in a vertical direction, and sliding along the plug bush seat (11) in a horizontal direction. The travel adapter can integrate plugs meeting the plug standards of different countries into one adapter and is easily to switch, solving the problem of the use of plugs during the travel in multiple countries.