To save on the cost of your flight from Missouri to Boston, book at least 20 days before your planned departure. Booking around this time can save you about 25% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $185 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $243.
The best pricing can be found in the month of August. Prices to Boston from Missouri average $206. You can even find prices in August for less than $206, as users have found deals to Boston from as low as $50. The month of December appears to be one of the more expensive times to travel to Boston from Missouri. Flying in the targeted month can save you up to 39%.