Question : What is the cheapest day to fly in the next four weeks?
Answer : Since low prices are preferred, look at Jul 23rd. As of Jul 17th, it's showing the cheapest ticket sales at $1,041. That is 42% below the average price for this route, so you can spend that extra money on a fun experience in Seoul.
Question : How long do most people visit Seoul?
Answer : Of course you're not most people, but if you were, you'd stay roughly two weeks.
Question : Do prices fluctuate more for this route than others?
Answer : Ranging anywhere from $729 to $3,012, prices for TUN to ICN do fluctuate a lot more than most routes from Tunisia. The further out you book a route, the more likely you are to save.
Question : Who's offering the cheapest round-trip flight to Incheon International Airport (ICN) over the coming months?
Answer : Alitalia is your best bet for finding that coveted low fare. They're offering fares as low as $729, while prices for other flights are as high as $3,012.
Question : If your plans are flexible, have you considered changing your departure day?
Answer : The lowest-cost day to fly in August is Tuesday. Being flexible with your travel days garners even more savings during booking.