Cheap flights from Kansas City to Boston from $108

In general, September is the cheapest month to fly from Kansas City to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $419. If you aren’t able to travel during the month of September, then book flights to Boston from Kansas City during August instead. Flights to Boston in August, while not as cheap as those in September, still average around $447.

The cheapest day to depart from Kansas City to Boston is on a Tuesday when prices can be found for as low as $617. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Saturday is $857.

According to our data, the cheapest time of day to fly to Boston is in the afternoon. momondo users have found flights departing from Kansas City to Boston in the afternoon for as low as $491. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Boston, so prices are often more expensive at around $774 per ticket.

Fly from Kansas City to Boston Logan Intl for the best Kansas City - Boston Logan Intl flight prices

You are more likely to see cheaper flights to Boston from Kansas City when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $510 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Kansas City for as low as $388 on momondo.

There are 4 cabin classes available to choose from on Kansas City to Boston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 17% on your flight if you consider stops on a Kansas City to Boston flight.

As of June 2026, prices for Kansas City to Boston flights are approximately 27% more expensive when compared to flights at the same time last year.

Allegiant Air and Frontier are the most popular carriers operating from Kansas City to Boston Logan Intl

Delta, Southwest and American Airlines are the top three most popular airlines that fly to Boston from Kansas City according to our data. Delta is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Boston. Keep in mind that there are 5 different airlines that fly to Boston on a routine basis, so you have a few additional options to choose from.

The number of flights available between Kansas City and Boston is 2 per day as of June 2026. The most frequent departure time is 9:00AM, with 69% of daily flights leaving at noon.

As of June 2026, there are 17 flights per week flying from Kansas City to Boston. The most common day of the week flights depart is Thu, with 41% of flights taking off on this day.