Question : What day in the next four weeks has the best fares?
Answer : Since low prices are preferred, look at Mar 14th. As of Feb 20th, it's showing the cheapest ticket sales at $1,111. That is 2% below the average price for this route, so you can spend that extra cash on a fun experience in Seoul.
Question : What price range should you expect when booking from Billings (BIL) to Seoul (ICN)?
Answer : Flight prices change a lot less than the majority of routes from the United States for BIL to ICN. They range from $1,111 to $1,146. Remember, you can save by booking further in advance.
Question : How many days should you spend in Seoul?
Answer : Travelers from BIL to ICN stay 24 days on average.
Question : If your plans are flexible, have you considered changing your departure day?
Answer : The lowest-cost day to fly in March is Tuesday. Being flexible with your travel days garners even more savings during booking.