$85 Cheap Flights from Kansas City (MCI) to Boston (BOS)

View $85 flight on Tue, Sep 16, 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at $85 for one-way flights and $170 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Tue, Sep 30 - Sat, Oct 4
MCI
Kansas City
BOS
Boston
$170 Roundtrip, just found
$170
Roundtrip
just found
Select Spirit Airlines flight, departing Tue, Sep 30 from Kansas City to Boston, returning Sat, Oct 4, priced at $170 just found
Spirit Airlines
Thu, Aug 14 - Wed, Aug 20
MCI
Kansas City
BOS
Boston
$193 Roundtrip, found 14 hours ago
$193
Roundtrip
found 14 hours ago
Select Spirit Airlines flight, departing Thu, Aug 14 from Kansas City to Boston, returning Wed, Aug 20, priced at $193 found 14 hours ago
Spirit Airlines
Mon, Oct 27 - Wed, Oct 29
MCI
Kansas City
BOS
Boston
$194 Roundtrip, just found
$194
Roundtrip
just found
Select Spirit Airlines flight, departing Mon, Oct 27 from Kansas City to Boston, returning Wed, Oct 29, priced at $194 just found
Spirit Airlines
Tue, Sep 16 - Sun, Sep 21
MCI
Kansas City
BOS
Boston
$195 Roundtrip, just found
$195
Roundtrip
just found
Select Spirit Airlines flight, departing Tue, Sep 16 from Kansas City to Boston, returning Sun, Sep 21, priced at $195 just found
Spirit Airlines
Thu, Aug 14 - Tue, Aug 19
MCI
Kansas City
BOS
Boston
$203 Roundtrip, found 1 hour ago
$203
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Thu, Aug 14 from Kansas City to Boston, returning Tue, Aug 19, priced at $203 found 1 hour ago
Spirit Airlines
Mon, Oct 27 - Wed, Oct 29
MCI
Kansas City
BOS
Boston
$215 Roundtrip, just found
$215
Roundtrip
just found
Select Spirit Airlines flight, departing Mon, Oct 27 from Kansas City to Boston, returning Wed, Oct 29, priced at $215 just found
Southwest Airlines
Sat, Oct 11 - Wed, Oct 15
MCI
Kansas City
BOS
Boston
$234 Roundtrip, just found
$234
Roundtrip
just found
Select Southwest Airlines flight, departing Sat, Oct 11 from Kansas City to Boston, returning Wed, Oct 15, priced at $234 just found
United
Sat, Aug 30 - Wed, Sep 3
MCI
Kansas City
BOS
Boston
$292 Roundtrip, found 3 hours ago
$292
Roundtrip
found 3 hours ago
Select United flight, departing Sat, Aug 30 from Kansas City to Boston, returning Wed, Sep 3, priced at $292 found 3 hours ago
Delta
Mon, May 4 - Mon, May 11
MCI
Kansas City
BOS
Boston
$299 Roundtrip, just found
$299
Roundtrip
just found
Select Delta flight, departing Mon, May 4 from Kansas City to Boston, returning Mon, May 11, priced at $299 just found
American Airlines
Sat, Oct 11 - Wed, Oct 15
MCI
Kansas City
BOS
Boston
$311 Roundtrip, just found
$311
Roundtrip
just found
Select American Airlines flight, departing Sat, Oct 11 from Kansas City to Boston, returning Wed, Oct 15, priced at $311 just found

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 $346
BOS
Logan Intl.
CheapestClosest
Average driving time to city center7 min
Flights from $346
Flights from Kansas City (MCI) to Boston (BOS)
Origin airport
Kansas City Intl.
Destination airport
Logan Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$170
Distance
1252 mi
Average flight time
4 hours 49 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 $85 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?
Cheap round-trip fares from Kansas City Intl. Airport (MCI) to Logan Intl. Airport (BOS) start from $299. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Delta flight leaving MCI on August 19 2025 and touching down at BOS. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from MCI to BOS?
The cheapest flights from MCI to BOS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
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 MCI to BOS?
At the moment, the cheapest airline offering one-way flights from MCI to BOS is Delta. You can jet off on this route from $199. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from MCI on October 15 2025. Prices were last updated on July 23 2025 and have not changed since.
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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