Welcome back!
Yes, avoid all the mod packs, they are to old and not updated… The mods 1 by 1 frome ACEO Modding Group and Rubbles Mods are all working and updates are done all the time…
In the steam logo and in description there is noted if it is tweaks recommended or required (for example cargo airlines)
Check the real airlines excel sheet found here:
You can filter by many options to find mods you want