To save up to 6% on this flight, we recommend booking at least 26 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Boston to Cheongju from $1,204 1-2 weeks out and tickets from $1,677 for flights departing within the next 72 hours.
Flights from Boston to Cheongju lean towards being more expensive in December. Prices are generally better when you fly from Boston to Cheongju in February, with the cheapest ticket starting at $1,043.
When flying from Boston to Cheongju, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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