Investors interested in Transportation - Airline stocks are likely familiar with International Consolidated Airlines Group SA (ICAGY) and Ryanair (RYAAY) . But which of these two companies is the best option for those looking for undervalued stocks? Let's take a closer look. The best way to find great value stocks is to pair a strong Zacks Rank with an impressive grade in the Value category of our Style Scores system. The Zacks Rank is a proven strategy that targets companies with positive earnings estimate ...