Mongolia

Your trip will cost between $2,000 to $4,000 for one adult in economy class. Journey will take you between 24 and 40 hours.

These airlines travel to Chinggis Khan International Airport in Ulaanbaatar, Mongolia regularly:

• ​United Airways: via Beijing, China

• Korean Air: via Seoul, South Korea

• Air France & Aeroflot: via Paris, France (overnight layover) and Moscow, Russia (overnight layover)