$73 Cheap Flights from Kansas City (MCI) to Boston (BOS)

View $73 flight on Wed, Sep 3, 2025Opens in a new window

Popular airlines from Kansas City International Airport (MCI) to Logan International Airport (BOS)

Cheap Flights from Kansas City to Boston (MCI-BOS)

Prices were available within the past 7 days and start at $73 for one-way flights and $146 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Wed, Sep 3 - Sat, Sep 6
MCI
Kansas City
BOS
Boston
$146 Roundtrip, found 1 hour ago
$146
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Wed, Sep 3 from Kansas City to Boston, returning Sat, Sep 6, priced at $146 found 1 hour ago
Spirit Airlines
Wed, Aug 20 - Sat, Sep 6
MCI
Kansas City
BOS
Boston
$155 Roundtrip, found 4 days ago
$155
Roundtrip
found 4 days ago
Select Spirit Airlines flight, departing Wed, Aug 20 from Kansas City to Boston, returning Sat, Sep 6, priced at $155 found 4 days ago
Spirit Airlines
Sat, Sep 13 - Sat, Sep 20
MCI
Kansas City
BOS
Boston
$158 Roundtrip, found 3 hours ago
$158
Roundtrip
found 3 hours ago
Select Spirit Airlines flight, departing Sat, Sep 13 from Kansas City to Boston, returning Sat, Sep 20, priced at $158 found 3 hours ago
Spirit Airlines
Tue, Sep 23 - Sat, Sep 27
MCI
Kansas City
BOS
Boston
$170 Roundtrip, just found
$170
Roundtrip
just found
Select Spirit Airlines flight, departing Tue, Sep 23 from Kansas City to Boston, returning Sat, Sep 27, priced at $170 just found
Spirit Airlines
Thu, Sep 11 - Wed, Sep 17
MCI
Kansas City
BOS
Boston
$182 Roundtrip, found 3 hours ago
$182
Roundtrip
found 3 hours ago
Select Spirit Airlines flight, departing Thu, Sep 11 from Kansas City to Boston, returning Wed, Sep 17, priced at $182 found 3 hours ago
Spirit Airlines
Tue, Sep 16 - Fri, Sep 26
MCI
Kansas City
BOS
Boston
$183 Roundtrip, found 1 hour ago
$183
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Tue, Sep 16 from Kansas City to Boston, returning Fri, Sep 26, priced at $183 found 1 hour ago
Southwest Airlines
Tue, Oct 28 - Tue, Nov 11
MCI
Kansas City
BOS
Boston
$271 Roundtrip, found 1 hour ago
$271
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Tue, Oct 28 from Kansas City to Boston, returning Tue, Nov 11, priced at $271 found 1 hour ago
Delta
Thu, Sep 11 - Tue, Sep 16
MCI
Kansas City
BOS
Boston
$299 Roundtrip, just found
$299
Roundtrip
just found
Select Delta flight, departing Thu, Sep 11 from Kansas City to Boston, returning Tue, Sep 16, priced at $299 just found
American Airlines
Wed, Sep 10 - Mon, Sep 15
MCI
Kansas City
BOS
Boston
$300 Roundtrip, found 8 hours ago
$300
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Wed, Sep 10 from Kansas City to Boston, returning Mon, Sep 15, priced at $300 found 8 hours ago
United
Fri, Sep 12 - Mon, Sep 22
MCI
Kansas City
BOS
Boston
$314 Roundtrip, found 1 hour ago
$314
Roundtrip
found 1 hour ago
Select United flight, departing Fri, Sep 12 from Kansas City to Boston, returning Mon, Sep 22, priced at $314 found 1 hour ago

Find the cheapest month to fly from Kansas City (MCI) to Boston (BOS)

September is typically the cheapest month to fly

From $62 - $220 per traveler.

Graph displaying average flight prices per month

Alternative airports near Boston

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Logan Intl. BOS. Cheapest and Closest option available. Average driving time to city center is 7 minutes. Flights from $333
BOS
Logan Intl.
CheapestClosest
Average driving time to city center7 min
Flights from $333
Flights from Kansas City (MCI) to Boston (BOS)
Origin airport
Kansas City Intl.
Destination airport
Logan Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$118
Distance
1252 mi
Average flight time
4 hours 11 mins

Kansas City to Boston Flights

The cheapest times to fly from Kansas City to Boston

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Kansas City to Boston are during the month of September. You can find some of the cheapest flights from Kansas City to Boston with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kansas City to Boston

Sunday is one of the best days to book for cheap flights from Kansas City to Boston: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Kansas City to Boston

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Kansas City to Boston in 2025. You can also book with separate airlines for your outbound and return journeys, from $73 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Kansas City to Boston flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Kansas City to Boston airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Kansas City Intl. Airport (MCI) to Logan Intl. Airport (BOS) cost?
Grab a cheap one-way flight from $73 or cheap return flight from $146 from Kansas City Intl. Airport (MCI) to Logan Intl. Airport (BOS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Kansas City Intl. Airport (MCI) to Logan Intl. Airport (BOS)?
September is the least expensive month to fly from MCI to BOS. Traveling during an off-peak travel window is often the key to finding a great deal.
Which airlines fly direct from Kansas City Intl. Airport (MCI) to Logan Intl. Airport (BOS)?
You can fly directly from Kansas City Intl. Airport (MCI) to Logan Intl. Airport (BOS) on a Delta Air Lines flight.
What is the cheapest airline that flies from Kansas City Intl. Airport (MCI) to Logan Intl. Airport (BOS)?
To find the cheapest airline that'll fly you from MCI to BOS, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Kansas City Intl. Airport (MCI) to Logan Intl. Airport (BOS)?
On average, there is just 1 direct flight departing from Kansas City Intl. Airport (MCI) to Logan Intl. Airport (BOS) each day. If this doesn't work for you, think about flights with a layover. Just customize your search results on Expedia to include one or more stops to find a better alternative.
What are the most popular departure times for flights from Kansas City Intl. Airport (MCI) to Logan Intl. Airport (BOS)?
The 2 PM departures from MCI to BOS see the highest demand. Greater demand means you'll likely pay more for these departures. If you want to save money, choose a less crowded time to fly.
What day of the week has the most flights from MCI to BOS?
Travel on a Sunday if you're searching for the biggest selection of flights from Kansas City Intl. Airport (MCI) to Logan Intl. Airport (BOS).
What is the earliest flight from Kansas City Intl. Airport (MCI) to Logan Intl. Airport (BOS)?
Kansas City Intl. Airport (MCI)'s first flight to Logan Intl. Airport (BOS) is at approximately 2:10PM UTC-6. With a flight time of 3h 8m, you'll land at around 6:18PM UTC-5.
How long does it take to fly from Kansas City Intl. Airport (MCI) to Logan Intl. Airport (BOS)?
Flights from MCI to BOS have an average travel time of 3 hours and 4 minutes. The total distance between these two airports is 1,250 mi.
What airline has the least delays from MCI to BOS?
Delta Air Lines has the best performance for on-time direct flights from Kansas City Intl. Airport (MCI) to Logan Intl. Airport (BOS), with an on-time score of 84%. Use the Expedia App to look up your flight schedule before you jet off and get notified of any changes.
What is the best time to fly from Kansas City Intl. Airport (MCI) to Logan Intl. Airport (BOS)?
Select a flight from Kansas City Intl. Airport (MCI) to Logan Intl. Airport (BOS) that leaves before 3 PM to reduce the risk of cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Boston from Kansas City Intl. Airport (MCI)?
Logan Intl. Airport (BOS) is the only airport in Boston with direct flights from Kansas City Intl. Airport (MCI). Browse the options and find cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Kansas City Intl. Airport (MCI) to Logan Intl. Airport (BOS) last-minute?
Waiting until just before your departure to book a ticket from MCI to BOS often results in higher prices. Although you may find some last-minute discounts, there's no guarantee. Keep your travel schedule open for a better chance of snagging a bargain.
Is it cheaper to book a MCI to BOS flight and hotel package?
Compared with arranging hotels and flights separately, booking a MCI to BOS flight and hotel package with Expedia could lead to significant savings. What's more, managing everything in one place will take the hassle out of planning your trip. Just secure your flights and choose from our extensive range of hotels, then tailor your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Kansas City Intl. Airport (MCI) to Logan Intl. Airport (BOS)?
Generally, it's possible to cancel or reschedule your MCI to BOS flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.