Classic tension between variety and quantity. Recent UA flights I've been on have all run out of club soda and sparkling water, but I bet the same isn't true with Sprite Zero or tomato juice.
Originally Posted by
DetroitFlyer
Bloody Mary Mix is a good replacement for tomato juice, IMHO.
Bloody Mary mix is often heavily salted. Last time I tried it as a replacement I needed to drink a bunch of water soon after.