Nomads and long term travelers have unique needs when it comes to airlines.
First of all, we are usually bringing with us our entire life every time we travel.
This is a companion discussion topic for the original entry at https://nomadgate.com/top-airlines/
One of the best airlines with quite a good quantity of luggage allowance is Emirates Airlines.
In the US, Mexico, Belize and the Caribbean - Southwest! Good fares, 2 free checked bags, and no charge to switch flights.
Transatlantic [soon] - Primera Air with new A321 neos.
How about Eurowings? I heard Dusseldorf to Bangkok return ticket for only 400 Euro.