Originally Posted by
mersk862
Good only on Y/B/M fares internationally (and K+ fares domestically) - those Y/B/M fares can end up costing 5-10x the cheapest fare available.
They make it very clear that these are the fare codes to use them, IF seats are available. That is why most of us do not select them. I am not a large person, don't eat or drink much, and as a DM for int'l flights an aisle EC seat works just fine.