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$81+ Cheap flights from Kansas City to Boston (MCI - BOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — BOS
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Kansas City to Boston Logan Intl are usually found in September or November, booked 55 days in advance, depart on a Friday or Saturday and return on a Saturday

Cheap flight deals from Kansas City to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Kansas City (MCI) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 11, 2025.

Round-trip from

$196
(Kiwi.com)

One-way from

$81
(Cheapflightsfares)

Popular in

February

Cheapest in

September

Average price

$299
From Kansas City to Boston Logan Intl
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One-way flight from Kansas City to Boston Logan Intl
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Highest demand for flights based on searches. 8% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Kansas City to Boston

Cheapest flights from Kansas City to Boston
Explore the most affordable flight options available from Kansas City to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/2611:37 amMCI - BOS
1 stop20h 18mMultiple Airlines
mié. 10/292:15 pmBOS - MCI
1 stop7h 30mMultiple Airlines
Deal found 9/11$196
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/305:15 amMCI - BOS
1 stop7h 33mSpirit Airlines
sáb. 10/412:20 pmBOS - MCI
1 stop11h 47mSpirit Airlines
Deal found 9/10$202
This Cheapflightsfares deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/275:15 amMCI - BOS
1 stop7h 33mSpirit Airlines
sáb. 10/412:20 pmBOS - MCI
1 stop11h 47mSpirit Airlines
Deal found 9/9$203
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/245:11 pmMCI - BOS
1 stop17h 15mSpirit Airlines
mié. 10/292:15 pmBOS - MCI
1 stop7h 30mSpirit Airlines
Deal found 9/11$204
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/235:15 amMCI - BOS
1 stop7h 05mSpirit Airlines
sáb. 10/252:15 pmBOS - MCI
1 stop8h 44mSpirit Airlines
Deal found 9/11$205
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/69:08 amMCI - BOS
1 stop10h 25mAmerican Airlines
mar. 12/1612:10 pmBOS - MCI
1 stop10h 19mAmerican Airlines
Deal found 9/10$207
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/205:11 pmMCI - BOS
1 stop17h 15mMultiple Airlines
jue. 10/3010:04 amBOS - MCI
1 stop25h 13mMultiple Airlines
Deal found 9/11$211
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/25:15 amMCI - BOS
1 stop7h 33mSpirit Airlines
lun. 10/66:16 amBOS - MCI
1 stop11h 00mSpirit Airlines
Deal found 9/10$215
This Cheapflightsfares deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/305:15 amMCI - BOS
1 stop7h 05mSpirit Airlines
lun. 11/36:16 amBOS - MCI
1 stop11h 00mSpirit Airlines
Deal found 9/9$216
This Booking.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/1210:09 amMCI - BOS
2 stops13h 31mSpirit Airlines
sáb. 11/156:15 amBOS - MCI
1 stop7h 24mSpirit Airlines
Deal found 9/11$217
This KAYAK deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/275:11 pmMCI - BOS
1 stop17h 05mSpirit Airlines
mié. 10/292:15 pmBOS - MCI
1 stop7h 30mSpirit Airlines
Deal found 9/10$218

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kansas City to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 11, 2025.
Use the filters below to find and compare flights from Kansas City to Boston that are best for you.

Fly from

Kansas City

Fly to

Boston

Route

Depart

Return

Price

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

vie. 10/24

5:11 pm-11:26 am

1 stop17h 15m

Boston Logan Intl

mié. 10/29

2:15 pm-8:45 pm

1 stop7h 30m

$204

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

vie. 10/17

5:15 am-1:20 pm

1 stop7h 05m

Boston Logan Intl

mié. 10/22

2:15 pm-8:45 pm

1 stop7h 30m

$242

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

jue. 10/30

5:15 am-11:59 pm

2 stops17h 44m

Boston Logan Intl

lun. 11/3

6:16 am-4:16 pm

1 stop11h 00m

$256

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

mié. 10/15

3:45 pm-9:20 pm

1 stop4h 35m

Boston Logan Intl

mar. 10/21

5:15 am-9:10 am

1 stop4h 55m

$302

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

dom. 10/26

1:35 pm-8:45 pm

1 stop6h 10m

Boston Logan Intl

mar. 10/28

12:41 pm-8:52 pm

1 stop9h 11m

$322

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

mar. 12/9

1:30 pm-9:05 pm

2 stops6h 35m

Boston Logan Intl

vie. 12/12

8:50 am-6:25 pm

2 stops10h 35m

$322

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

mié. 10/29

4:15 pm-10:40 pm

1 stop5h 25m

Boston Logan Intl

dom. 11/2

5:10 am-11:20 am

1 stop7h 10m

$334

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

dom. 10/26

4:50 pm-9:30 am

1 stop15h 40m

Boston Logan Intl

mié. 10/29

6:00 am-2:21 pm

1 stop9h 21m

$353

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

vie. 10/24

7:30 am-9:45 pm

1 stop13h 15m

Boston Logan Intl

mar. 10/28

10:40 am-9:50 pm

1 stop12h 10m

$353

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

sáb. 10/18

3:05 pm-8:50 pm

1 stop4h 45m

Boston Logan Intl

lun. 10/20

5:00 am-9:15 am

1 stop5h 15m

$353

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 24 results
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Best time to book a flight from Kansas City to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Kansas City with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kansas City to Boston

How far ahead should I book a flight from Kansas City to Boston?

Use this chart to determine the optimal time to book a round-trip flight from Kansas City to Boston. Price data was last updated on August 29, 2025.

The best time to book flights from Kansas City to Boston is 55 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Kansas City to Boston?

Currently, January is the cheapest month in which you can book a flight from Kansas City to Boston (average of $218). Flying from Kansas City to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MCI to BOS?

Find hourly flight availability from Kansas City to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 11, 2025.

When flying from Kansas City to Boston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 49% versus a flight in the morning.

What is the cheapest day to fly from Kansas City to Boston?

Use this chart to determine the cheapest time to fly round-trip from Kansas City to Boston. Price data was last updated on September 7, 2025.

Travelers seeking maximum savings on their Kansas City to Boston flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated septiembre 11, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Kansas City to Boston. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,960 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,937 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,023 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Kansas City to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Kansas City to Boston?

    To fly from Kansas City to Boston, you need to book a flight from Kansas City (MCI) to Logan Intl (BOS). Nonstop flights to Boston Logan Intl from Kansas City take 2h 58m on average. When it comes time to book airfare, you have a few options: there are 3 outbound flights from Kansas City to Logan Intl offered by 5 different airlines.

  • How popular is this Kansas City to Boston flight route?

    The Kansas City to Boston Logan Intl flight path was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Kansas City to Boston?

    For as low as $302, Spirit Airlines can have you in Boston from Kansas City in 4h 35m. Kansas City and Boston are separated by a distance of 1252 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Kansas City to Boston round-trip?

    Spirit Airlines, at $68, was found to be the cheapest airline from Kansas City to Boston.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Users have found that Spirit Airlines is 81% cheaper than the other options available to this destination.

  • What are the most reliable airlines from Kansas City to Boston?

    Before booking your flight to Boston from Kansas City, check out the most reliable airlines to get you to your destination on time: Scandinavian Airlines (90%), Air France (87%), Delta( 86%).

  • What are the cheapest flights from Kansas City to Boston?

    The cheapest flight price from Kansas City to Boston is $198. On average you can expect to pay $1,568. The most popular route, (Kansas City - Boston Logan Intl), can usually be booked for $193.

  • Can I find deals for flights from Kansas City to Boston that include hotel bookings?

    Yes. In addition to deals on Kansas City to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kansas City to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kansas City to Boston.

  • Can I find deals for business class flights from Kansas City to Boston?

    Yes. Cheapflights offers flight deals from Kansas City to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kansas City to Boston?

    Currently, January is the cheapest month in which you can book a flight from Kansas City to Boston (average of $218). Flying from Kansas City to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Cambridge
Medford
Hampton Beach
Watertown
Seabrook
Seekonk
Lincoln
Lowell
Smithfield
Cranston
Chestnut Hill
Chelsea
Warwick
Peabody
Quincy
York Beach
Swansea
Waltham
Saugus
Burlington

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Kansas City to Boston

Discover the top 5 airlines that operate flights from Kansas City to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$68Average$193FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$198Average$358FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$238Average$398FlexibilityNo cancel feeOn-time69%
DeltaCheapest$265Average$425FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$289Average$408FlexibilityNo cancel feeOn-time63%

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