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$83+ 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 7/19. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — BOS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 August, booked 80 days in advance, depart on a Saturday or Friday and return on a Thursday

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 June 12, 2025.

Round-trip from

$300
(FlightHub)

One-way from

$83
(FlightHub)

Popular in

February

Cheapest in

September

Average price

$413
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. 13% potential increase in price ($53 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This FlightHub deal was found by Cheapflights users on 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/304:23 pmMCI - BOS
1 stop15h 35mSpirit Airlines
Fri 8/156:10 amBOS - MCI
1 stop13h 17mSpirit Airlines
Deal found 6/10$300
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/57:45 amMCI - BOS
2 stops22h 27mMultiple Airlines
Sat 7/126:10 amBOS - MCI
1 stop11h 59mMultiple Airlines
Deal found 6/10$326
This Southwest deal was found by Cheapflights users on 6/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/295:20 amMCI - BOS
1 stop6h 45mSouthwest
Wed 7/307:00 pmBOS - MCI
1 stop4h 50mSouthwest
Deal found 6/11$337
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/157:50 pmMCI - BOS
Nonstop3h 07mDelta
Fri 8/226:00 amBOS - MCI
Nonstop3h 37mDelta
Deal found 6/10$339
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 7/56:00 amMCI - BOS
1 stop5h 26mAmerican Airlines
Wed 7/96:30 pmBOS - MCI
1 stop6h 25mAmerican Airlines
Deal found 6/10$359
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/27:30 amMCI - BOS
1 stop10h 49mUnited Airlines
Wed 9/242:40 pmBOS - MCI
2 stops19h 29mUnited Airlines
Deal found 6/10$382
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/123:34 pmMCI - BOS
2 stops14h 56mAlaska Airlines
Tue 8/195:45 pmBOS - MCI
2 stops23h 16mAlaska Airlines
Deal found 6/11$425

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 June 12, 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

Wed 7/30

4:23 pm-8:58 am

1 stop15h 35m

Boston Logan Intl

Fri 8/15

6:10 am-6:27 pm

1 stop13h 17m

$300

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Sat 7/5

7:45 am-7:12 am

2 stops22h 27m

Boston Logan Intl

Sat 7/12

6:10 am-5:09 pm

1 stop11h 59m

$326

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Tue 7/29

5:20 am-1:05 pm

1 stop6h 45m

Boston Logan Intl

Wed 7/30

7:00 pm-10:50 pm

1 stop4h 50m

$337

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Fri 8/15

7:50 pm-11:57 pm

Nonstop3h 07m

Boston Logan Intl

Mon 8/18

6:00 am-8:37 am

Nonstop3h 37m

$339

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Sat 7/5

6:00 am-12:26 pm

1 stop5h 26m

Boston Logan Intl

Wed 7/9

6:30 pm-11:55 pm

1 stop6h 25m

$359

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Tue 9/2

7:30 am-7:19 pm

1 stop10h 49m

Boston Logan Intl

Wed 9/24

2:40 pm-9:09 am

2 stops19h 29m

$382

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Tue 8/12

3:34 pm-7:30 am

2 stops14h 56m

Boston Logan Intl

Tue 8/19

5:45 pm-4:01 pm

2 stops23h 16m

$425

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Sat 7/19

2:39 pm-11:03 pm

1 stop7h 24m

$83

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Tue 8/5

12:39 pm-10:35 pm

1 stop8h 56m

$117

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Fri 8/1

1:49 pm-12:01 pm

1 stop21h 12m

$146

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 15 results
1
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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 June 9, 2025.

The best time to book flights from Kansas City to Boston is 80 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 June is currently the most expensive (average of $306). 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 June 12, 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 75% versus a flight at noon.

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 June 8, 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.

Rainfall in Boston by month

Plan your trip to Boston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

Temperature in Boston by month

Plan your trip to Boston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 June 12, 2025.
Read through reviews of airlines operating flights from Kansas City to Boston, such as Alaska Airlines, Southwest and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Allegiant Air
7.3
Good
725 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 3h 06m on average. When it comes time to book airfare, you have a few options: there are 4 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 10 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Spirit Airlines, at $300, was found to be the cheapest airline from Kansas City to Boston.Alternate airlines to your destination round-trip include American Airlines and Southwest. Users have found that Spirit Airlines is 15% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Kansas City to Boston one-way?

    $83 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on American Airlines and Allegiant Air, with prices starting from $117 and $146, respectively.

  • 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 (82%), Air France (73%), Republic Airways( 72%).

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

    The cheapest flight price from Kansas City to Boston is $248. On average you can expect to pay $1,483. The most popular route, (Kansas City - Boston Logan Intl), can usually be booked for $146.

  • 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 June is currently the most expensive (average of $306). 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 Kansas City?

Book flights to Kansas City if you plan to visit one of these locations
Cambridge
Medford
Watertown
Warwick
Waltham
Framingham
Seabrook
Cranston
Randolph
Chestnut Hill
Lowell
Chelsea
Marlborough
Brockton
York Beach
Saco
Burlington
West Yarmouth
Smithfield
Swansea

Browse thousands of different options on Cheapflights for your next trip

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$62Average$172FlexibilityNo cancel feeOn-time65%
DeltaCheapest$203Average$406FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$216Average$324FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$228Average$414FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$291Average$412FlexibilityNo cancel feeOn-time63%

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