Question: which european countries are cheapest to fly to?
Answer: Stockholm Arlanda Airport, Sweden, (find deals)
Keflavik International Airport, Iceland, (find deals) ... 
Milan Malpensa Airport, Italy, (find deals) ... 
Copenhagen Airport, Denmark, (find deals) ... 
Dublin Airport, Ireland, (find deals) ... 
Milano Linate Airport, Italy, (find deals) ... 
Warsaw Chopin Airport, Poland, (find deals) ...