With the Arlberg tunnel still being reconstructed, what is a suggested alternative way to make this trip? The trip will be the last weekend in May, 2025.
Please double check but from the ADAC website: Arlberg Tunnel open again since Friday, November 22nd.
https://www.adac.de/news/arlbergtunnel-gesperrt/
See Alternatives to the Arlberg Pass:
https://digitale-vignette-online.at/en/arlberg-tunnel-toll-austria