Cheap Business Class flights to Cheongju
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Find the latest flights to Cheongju in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 2,558,603 searches and data were last updated on April 29, 2025.
Arrival Airport | Incheon Intl Airport |
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Travel insights for business class flights from USA to Cheongju
Get recent, data-driven insights about business class flights from USA to Cheongju including ideal travel times, pricing trends, and more.
What is the cheapest month to book a Business Class flight from USA to Cheongju?
Currently, January is the cheapest month in which you can book a Business Class flight from USA to Cheongju (average of $1,695). Flying from USA to Cheongju in August is currently the most expensive (average of $3,601). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Rainfall in Cheongju by month
Plan your trip to Cheongju by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Cheongju ranges from 1.1 - 10.8 inches per month. July is typically the wettest month, when rainfall can reach 10.8 in. December is typically the driest time to visit Cheongju when rainfall is around 1.1 in.
Temperature in Cheongju by month
Plan your trip to Cheongju by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Cheongju, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).