https://www.windy.com/upload/5f54c9f17262920011bbbf47

this map is sort of strange.
please check the MAP.

below map is correct one.
ICN airport to ANC airport routing.

ICN TO SYD (VIA KIX)

https://www.windy.com/upload/5f535f067262920011bbbf45

Upload your own KML, GPX, GeoJSON file at https://www.windy.com/uploader

ICN TO NRT

https://www.windy.com/upload/5f51e5a8161b420011d76427

Upload your own KML, GPX, GeoJSON file at https://www.windy.com/uploader

ICN TO KIX

https://www.windy.com/upload/5f51e4a3161b420011d76426

Upload your own KML, GPX, GeoJSON file at https://www.windy.com/uploader

ICN TO MNL (A590)

https://www.windy.com/upload/5f51e096161b420011d76425

Upload your own KML, GPX, GeoJSON file at https://www.windy.com/uploader

ICN TO MNL (A582 OKA)

https://www.windy.com/upload/5f51de9d161b420011d76424

Upload your own KML, GPX, GeoJSON file at https://www.windy.com/uploader

ICN TO BKK (G86, A1)

https://www.windy.com/upload/5f51d9f8161b420011d76423

Upload your own KML, GPX, GeoJSON file at https://www.windy.com/uploader

ICN TO SGN (N892)

https://www.windy.com/upload/5f51d88d7262920011bbbf3c

Upload your own KML, GPX, GeoJSON file at https://www.windy.com/uploader

ICN TO CGK(자카르타)

https://www.windy.com/upload/5f51d74d161b420011d76422

Upload your own KML, GPX, GeoJSON file at https://www.windy.com/uploader

ICN TO HAN NML

https://www.windy.com/upload/5f51ad6a161b420011d76421

Upload your own KML, GPX, GeoJSON file at https://www.windy.com/uploader