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Cheap flights from Kansas City to Boston from $142

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Kansas City to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
5:17 pm - 11:59 amMCI  Kansas City-BOS Boston Logan Intl
17h 42m1 stop Fort Lauderdale
Allegiant Air Logo
10:29 am - 4:27 pmBOS  Boston Logan Intl-MCI Kansas City
30h 58m1 stop Fort Lauderdale
$287Allegiant Air
Fri, Jan 15 - Sun, Jan 24
Southwest Logo
12:45 pm - 4:40 pmMCI  Kansas City-BOS Boston Logan Intl
2h 55mnonstop
Southwest Logo
5:30 am - 9:35 amBOS  Boston Logan Intl-MCI Kansas City
5h 05m1 stop Lambert-St Louis
$293Southwest
Sat, Dec 19 - Sun, Jan 17
Southwest Logo
10:30 am - 5:10 pmMCI  Kansas City-BOS Boston Logan Intl
5h 40m1 stop Nashville Intl
Southwest Logo
2:30 pm - 5:05 pmBOS  Boston Logan Intl-MCI Kansas City
3h 35mnonstop
$293Southwest
Thu, Dec 10 - Sun, Dec 13
Allegiant Air Logo
5:17 pm - 11:59 amMCI  Kansas City-BOS Boston Logan Intl
17h 42m1 stop Fort Lauderdale
Allegiant Air Logo
10:29 am - 4:27 pmBOS  Boston Logan Intl-MCI Kansas City
30h 58m1 stop Fort Lauderdale
$302Allegiant Air
Fri, Jan 15 - Thu, Jan 21
Frontier Logo
10:30 am - 10:13 amMCI  Kansas City-BOS Boston Logan Intl
22h 43m1 stop Orlando
Frontier Logo
11:08 am - 9:35 amBOS  Boston Logan Intl-MCI Kansas City
23h 27m1 stop Orlando
$314Frontier
Fri, Dec 4 - Sun, Dec 6
Delta Logo
2:45 pm - 6:44 pmMCI  Kansas City-BOS Boston Logan Intl
2h 59mnonstop
Delta Logo
11:15 am - 1:57 pmBOS  Boston Logan Intl-MCI Kansas City
3h 42mnonstop
$331Delta
Sat, Jan 16 - Mon, Jan 18
Delta Logo
2:45 pm - 6:44 pmMCI  Kansas City-BOS Boston Logan Intl
2h 59mnonstop
Delta Logo
11:15 am - 1:57 pmBOS  Boston Logan Intl-MCI Kansas City
3h 42mnonstop
$331Delta
Sat, Jan 16 - Sat, Jan 23
Frontier Logo
10:30 am - 10:13 amMCI  Kansas City-BOS Boston Logan Intl
22h 43m1 stop Orlando
Frontier Logo
11:08 am - 9:35 amBOS  Boston Logan Intl-MCI Kansas City
23h 27m1 stop Orlando
$338Frontier
Fri, Dec 4 - Sun, Dec 6
American Airlines Logo
5:56 am - 2:55 pmMCI  Kansas City-BOS Boston Logan Intl
7h 59m1 stop Chicago O'Hare Intl
American Airlines Logo
5:42 pm - 11:25 pmBOS  Boston Logan Intl-MCI Kansas City
6h 43m1 stop Chicago O'Hare Intl
$351American Airlines
Thu, Feb 25 - Mon, Mar 1
American Airlines Logo
6:02 am - 12:16 pmMCI  Kansas City-BOS Boston Logan Intl
5h 14m1 stop Washington, D.C. Reagan-National
American Airlines Logo
9:24 am - 5:07 pmBOS  Boston Logan Intl-MCI Kansas City
8h 43m1 stop Washington, D.C. Reagan-National
$351American Airlines
Thu, Feb 18 - Mon, Feb 22

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Allegiant Air flights from Kansas City to Boston

Our best Allegiant Air deals on Kansas City to Boston flight tickets
Allegiant Air
Jan 15
MCI5:17 pmKansas City
17h 42m
1 stop
BOS11:59 amBoston Logan Intl
Jan 24
BOS10:29 amBoston Logan Intl
30h 58m
1 stop
MCI4:27 pmKansas City
$287
Allegiant Air
Jan 15
MCI5:17 pmKansas City
17h 42m
1 stop
BOS11:59 amBoston Logan Intl
Jan 21
BOS10:29 amBoston Logan Intl
30h 58m
1 stop
MCI4:27 pmKansas City
$302
Allegiant Air
Jan 15
MCI5:17 pmKansas City
17h 42m
1 stop
BOS11:59 amBoston Logan Intl
Jan 21
BOS10:29 amBoston Logan Intl
30h 58m
1 stop
MCI4:27 pmKansas City
$321

Frontier flights from Kansas City to Boston

Our best Frontier deals on Kansas City to Boston flight tickets
Frontier
Dec 4
MCI10:30 amKansas City
22h 43m
1 stop
BOS10:13 amBoston Logan Intl
Dec 6
BOS11:08 amBoston Logan Intl
23h 27m
1 stop
MCI9:35 amKansas City
$338
Frontier
Dec 11
MCI10:30 amKansas City
22h 43m
1 stop
BOS10:13 amBoston Logan Intl
Dec 13
BOS11:08 amBoston Logan Intl
23h 27m
1 stop
MCI9:35 amKansas City
$342

momondo Fare Finder

 
Use the filters below to find and compare flights from Kansas City to Boston that are best for you.

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Route

Depart

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Price

Cheapest round-trip

Kansas CityBoston

MCI Kansas City - BOS Boston Logan Intl

MCIBOS

Kansas City

Fri 1/15

5:17 pm-11:59 am

1 stop17h 42m

Boston Logan Intl

Sun 1/24

10:29 am-4:27 pm

1 stop30h 58m

$287

Kansas CityBoston

MCI Kansas City - BOS Boston Logan Intl

MCIBOS

Kansas City

Sat 12/19

12:45 pm-4:40 pm

Nonstop2h 55m

Boston Logan Intl

Sun 1/17

5:30 am-9:35 am

1 stop5h 05m

$293

Kansas CityBoston

MCI Kansas City - BOS Boston Logan Intl

MCIBOS

Kansas City

Thu 12/10

10:30 am-5:10 pm

1 stop5h 40m

Boston Logan Intl

Sun 12/13

2:30 pm-5:05 pm

Nonstop3h 35m

$293

Kansas CityBoston

MCI Kansas City - BOS Boston Logan Intl

MCIBOS

Kansas City

Fri 1/15

5:17 pm-11:59 am

1 stop17h 42m

Boston Logan Intl

Thu 1/21

10:29 am-4:27 pm

1 stop30h 58m

$302

Kansas CityBoston

MCI Kansas City - BOS Boston Logan Intl

MCIBOS

Kansas City

Fri 12/4

10:30 am-10:13 am

1 stop22h 43m

Boston Logan Intl

Sun 12/6

11:08 am-9:35 am

1 stop23h 27m

$314
Quickest round-trip

Kansas CityBoston

MCI Kansas City - BOS Boston Logan Intl

MCIBOS

Kansas City

Sat 1/16

2:45 pm-6:44 pm

Nonstop2h 59m

Boston Logan Intl

Mon 1/18

11:15 am-1:57 pm

Nonstop3h 42m

$331

Kansas CityBoston

MCI Kansas City - BOS Boston Logan Intl

MCIBOS

Kansas City

Sat 1/16

2:45 pm-6:44 pm

Nonstop2h 59m

Boston Logan Intl

Sat 1/23

11:15 am-1:57 pm

Nonstop3h 42m

$331

Kansas CityBoston

MCI Kansas City - BOS Boston Logan Intl

MCIBOS

Kansas City

Fri 12/4

10:30 am-10:13 am

1 stop22h 43m

Boston Logan Intl

Sun 12/6

11:08 am-9:35 am

1 stop23h 27m

$338

Kansas CityBoston

MCI Kansas City - BOS Boston Logan Intl

MCIBOS

Kansas City

Thu 2/25

5:56 am-2:55 pm

1 stop7h 59m

Boston Logan Intl

Mon 3/1

5:42 pm-11:25 pm

1 stop6h 43m

$351

Kansas CityBoston

MCI Kansas City - BOS Boston Logan Intl

MCIBOS

Kansas City

Thu 2/18

6:02 am-12:16 pm

1 stop5h 14m

Boston Logan Intl

Mon 2/22

9:24 am-5:07 pm

1 stop8h 43m

$351

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from Kansas City to Boston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Kansas City and Boston?

Prices are currently low for flights on this route.

Typical prices usually range from $392 to $636.
The lowest price recently found on this route was $287.

What is the cheapest month to fly to Boston?

In general, October 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 $445. If you aren’t able to travel during the month of October, then book flights to Boston from Kansas City during July instead. Flights to Boston in July, while not as cheap as those in October, still average around $486.

What is the cheapest Kansas City to Boston Logan Intl flight route?

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

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

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 $526 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 $408 on momondo.

What cabin class options are available on Kansas City to Boston flights?

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.

Can stopping save me money on Kansas City to Boston flights?

No. A direct flight is the cheapest option for a flight between Kansas City to Boston.

How have Kansas City to Boston flight prices changed over time?

As of October 2026, prices for Kansas City to Boston flights are approximately 313% more expensive when compared to flights at the same time last year.

When to book flights from Kansas City to Boston

Are you open to changing your travel dates? Check out the ideal times to fly from Kansas City to Boston according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Kansas City to Boston (MCI to BOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kansas City to Boston

Best Price Found

$142

Fastest flight time

2h 50m

Direct flights

Every day

Airports in Boston

1 airport
The best one-way flight to Boston from Kansas City in the past 72 hours is $142. The best round-trip flight deal from Kansas City to Boston found on momondo in the last 72 hours is $287.
The fastest flight from Kansas City to Boston takes 2h 50m
Direct flights go from Kansas City to Boston every day.
There is 1 airport in Boston. From Kansas City there are direct flights to Boston Logan Intl (BOS).
Search flight deals

Frequently asked questions about flying from Kansas City to Boston

  • How far is Kansas City to Boston Logan Intl by plane?

    There are 1247.1 mi between Kansas City and Boston Logan Intl. 2h 50m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Kansas City Airport to Boston Logan Intl Airport?

    Prices for flights from Kansas City Airport to Boston Logan Intl Airport refresh daily.

  • How many operators does momondo search for flights from Kansas City Airport to Boston Logan Intl Airport?

  • How old do you have to be to fly from Kansas City Airport to Boston Logan Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kansas City Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The necessary travel and health documents for your Boston Logan Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Kansas City to Boston?

  • What is the most popular airline from Kansas City to Boston?

Best airlines flying from Kansas City to Boston

Compare and see reviews for airlines that fly from Kansas City to Boston with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $95Free CancellationRating
5.5
2,519 reviews
Search Frontier flights
American AirlinesPriceFrom $276Free CancellationRating
7.0
12,186 reviews
Search American Airlines flights
DeltaPriceFrom $292Free CancellationRating
7.8
8,661 reviews
Search Delta flights
United AirlinesPriceFrom $298Free CancellationRating
7.3
10,404 reviews
Search United Airlines flights
SouthwestPriceFrom $372Free CancellationRating
7.9
4,210 reviews
Search Southwest flights

  • Southwest Flights From Kansas City to Boston

    Southwest flies from Kansas City to Boston around 2 times per week, with 4,208 momondo users rating the airline 7.9/10. The cheapest Southwest deal from Kansas City to Boston in the last 72 hours was $372 (round-trip), much lower than the average airfare cost of $485 for Southwest flights on this route.

  • Delta Flights From Kansas City to Boston

    Another popular option for Kansas City to Boston flights is Delta (7.8/10, 8,661 ratings). Delta flies from Kansas City to Boston around 4 times per week, with deals starting from $292 round-trip and rising to an average price of around $542.

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Ogunquit
Hampton Beach
Old Orchard Beach
Laconia
Salem
Kennebunkport
Cambridge
Hampton
Revere
South Yarmouth
Plymouth
Middletown
South Portland
Warwick
Wells
Everett
Seekonk
Gloucester
Brockton
Nashua

Why use momondo?

Why should I use momondo to find a flight deal from Kansas City to Boston?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Kansas City to Boston for you.

Can I find flights from Kansas City to Boston with flexible booking policies on momondo?

All flight searches from Kansas City to Boston on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Kansas City to Boston?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Kansas City to Boston.

I’m not ready to book a flight from Kansas City to Boston right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Kansas City to Boston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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