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Cheap flights from Kansas City to Boston from $67

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kansas City to Boston departing on 1/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
11:26 am - 11:57 pm
MCI
-
BOS
11h 31m1 stop
Spirit Airlines Logo
5:34 am - 10:31 am
BOS
-
MCI
29h 57m1 stop
$157Spirit Airlines
Thu, Jan 15 - Thu, Jan 22
Spirit Airlines Logo
5:04 pm - 11:19 pm
MCI
-
BOS
29h 15m1 stop
Spirit Airlines Logo
5:34 am - 10:31 am
BOS
-
MCI
29h 57m1 stop
$180Spirit Airlines
Wed, Jan 21 - Wed, Jan 28
Multiple Airlines Logo
11:26 am - 1:13 am
MCI
-
BOS
12h 47m2 stops
Multiple Airlines Logo
5:27 pm - 10:31 am
BOS
-
MCI
18h 04m1 stop
$183Multiple Airlines
Thu, Jan 15 - Thu, Jan 22
Spirit Airlines Logo
5:04 pm - 11:19 pm
MCI
-
BOS
29h 15m1 stop
Spirit Airlines Logo
3:43 pm - 4:09 pm
BOS
-
MCI
25h 26m1 stop
$186Spirit Airlines
Tue, Jan 20 - Tue, Jan 27
Spirit Airlines Logo
11:26 am - 11:57 pm
MCI
-
BOS
11h 31m1 stop
Spirit Airlines Logo
7:00 am - 4:09 pm
BOS
-
MCI
10h 09m1 stop
$190Spirit Airlines
Sun, Feb 1 - Tue, Feb 3
Spirit Airlines Logo
11:26 am - 3:27 pm
MCI
-
BOS
27h 01m2 stops
Spirit Airlines Logo
5:27 am - 10:30 am
BOS
-
MCI
30h 03m1 stop
$192Spirit Airlines
Sun, Feb 22 - Wed, Feb 25
Multiple Airlines Logo
5:04 pm - 11:19 pm
MCI
-
BOS
29h 15m1 stop
Multiple Airlines Logo
6:00 am - 10:31 am
BOS
-
MCI
29h 31m2 stops
$194Multiple Airlines
Wed, Jan 21 - Wed, Jan 28
Spirit Airlines Logo
11:26 am - 4:28 pm
MCI
-
BOS
28h 02m1 stop
Spirit Airlines Logo
7:00 am - 4:09 pm
BOS
-
MCI
10h 09m1 stop
$196Spirit Airlines
Sun, Feb 1 - Sat, Feb 7
Spirit Airlines Logo
5:04 pm - 11:19 pm
MCI
-
BOS
29h 15m1 stop
Spirit Airlines Logo
3:43 pm - 10:31 am
BOS
-
MCI
43h 48m2 stops
$201Spirit Airlines
Tue, Jan 20 - Tue, Jan 27
Spirit Airlines Logo
5:04 pm - 2:38 pm
MCI
-
BOS
20h 34m1 stop
Spirit Airlines Logo
7:00 am - 4:09 pm
BOS
-
MCI
10h 09m1 stop
$213Spirit Airlines
Wed, Jan 21 - Wed, Feb 11

Spirit Airlines flights from Kansas City to Boston

Our best Spirit Airlines deals on Kansas City to Boston flight tickets
Spirit Airlines
Jan 15
MCI11:26 amKansas City
11h 31m
1 stop
BOS11:57 pmBoston Logan Intl
Jan 22
BOS5:34 amBoston Logan Intl
29h 57m
1 stop
MCI10:31 amKansas City
$157
Find similar
Spirit Airlines
Jan 21
MCI5:04 pmKansas City
29h 15m
1 stop
BOS11:19 pmBoston Logan Intl
Jan 28
BOS5:34 amBoston Logan Intl
29h 57m
1 stop
MCI10:31 amKansas City
$180
Find similar
Spirit Airlines
Jan 20
MCI5:04 pmKansas City
29h 15m
1 stop
BOS11:19 pmBoston Logan Intl
Jan 27
BOS3:43 pmBoston Logan Intl
25h 26m
1 stop
MCI4:09 pmKansas City
$186
Find similar

United Airlines flights from Kansas City to Boston

Our best United Airlines deals on Kansas City to Boston flight tickets
United Airlines
Jan 6
MCI9:05 amKansas City
27h 57m
1 stop
BOS2:02 pmBoston Logan Intl
Jan 10
BOS7:21 pmBoston Logan Intl
20h 49m
2 stops
MCI3:10 pmKansas City
$637
Find similar
United Airlines
Jan 6
MCI5:10 pmKansas City
21h 27m
1 stop
BOS3:37 pmBoston Logan Intl
Jan 10
BOS11:17 amBoston Logan Intl
26h 20m
1 stop
MCI12:37 pmKansas City
$640
Find similar
United Airlines
Dec 31
MCI7:40 amKansas City
15h 14m
2 stops
BOS11:54 pmBoston Logan Intl
Jan 2
BOS6:01 amBoston Logan Intl
5h 42m
1 stop
MCI10:43 amKansas City
$661
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from Kansas City to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Thu 1/15

11:26 am-11:57 pm

1 stop11h 31m

Boston Logan Intl

Thu 1/22

5:34 am-10:31 am

1 stop29h 57m

$157

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Wed 1/21

5:04 pm-11:19 pm

1 stop29h 15m

Boston Logan Intl

Wed 1/28

5:34 am-10:31 am

1 stop29h 57m

$180

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Thu 1/15

11:26 am-1:13 am

2 stops12h 47m

Boston Logan Intl

Thu 1/22

5:27 pm-10:31 am

1 stop18h 04m

$183

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Tue 1/20

5:04 pm-11:19 pm

1 stop29h 15m

Boston Logan Intl

Tue 1/27

3:43 pm-4:09 pm

1 stop25h 26m

$186

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Sun 2/1

11:26 am-11:57 pm

1 stop11h 31m

Boston Logan Intl

Tue 2/3

7:00 am-4:09 pm

1 stop10h 09m

$190

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Sun 2/22

11:26 am-3:27 pm

2 stops27h 01m

Boston Logan Intl

Wed 2/25

5:27 am-10:30 am

1 stop30h 03m

$192

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Wed 1/21

5:04 pm-11:19 pm

1 stop29h 15m

Boston Logan Intl

Wed 1/28

6:00 am-10:31 am

2 stops29h 31m

$194

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Sun 2/1

11:26 am-4:28 pm

1 stop28h 02m

Boston Logan Intl

Sat 2/7

7:00 am-4:09 pm

1 stop10h 09m

$196

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Tue 1/20

5:04 pm-11:19 pm

1 stop29h 15m

Boston Logan Intl

Tue 1/27

3:43 pm-10:31 am

2 stops43h 48m

$201

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Wed 1/21

5:04 pm-2:38 pm

1 stop20h 34m

Boston Logan Intl

Wed 2/11

7:00 am-4:09 pm

1 stop10h 09m

$213

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 cheapest month to fly to Boston?

In general, September 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 $389. If you aren’t able to travel during the month of September, then book flights to Boston from Kansas City during March instead. Flights to Boston in March, while not as cheap as those in September, still average around $391.

What is the cheapest day to depart on your flight to Boston?

The cheapest day to depart from Kansas City to Boston is on a Wednesday when prices can be found for as low as $485. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Sunday is $758.

What is the cheapest time of day to depart on your flight to Boston?

According to our data, the cheapest time of day to fly to Boston is in the evening. momondo users have found flights departing from Kansas City to Boston in the evening for as low as $388. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Boston, so prices are often more expensive at around $679 per ticket.

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 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 $439 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 $371 on momondo.

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

There are 4 cabin classes available to choose from on Kansas City to Boston Logan Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of December 2025, prices for Kansas City to Boston flights are approximately 47% 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

$388

Fastest flight time

3h 00m

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 $388. The best round-trip flight deal from Kansas City to Boston found on momondo in the last 72 hours is $549.
The fastest flight from Kansas City to Boston takes 3h 00m
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

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

    There are 1247.1 mi between Kansas City and Boston Logan Intl. 3h 00m 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
Spirit AirlinesPriceFrom $150Free CancellationRating
6.3
8,196 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $217Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights
DeltaPriceFrom $299Free CancellationRating
7.9
8,014 reviews
Search Delta flights
United AirlinesPriceFrom $300Free CancellationRating
7.4
9,105 reviews
Search United Airlines flights
SouthwestPriceFrom $302Free CancellationRating
8.0
4,253 reviews
Search Southwest flights

  • Delta Flights From Kansas City to Boston

    Delta flies from Kansas City to Boston around 10 times per week, with 8,014 momondo users rating the airline 7.9/10. The cheapest Delta deal from Kansas City to Boston in the last 72 hours was $299 (round-trip), much lower than the average airfare cost of $464 for Delta flights on this route.

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Plymouth
Kennebunkport
South Yarmouth
Cambridge
Narragansett
Gloucester
Nashua
Falmouth
Laconia
Brockton
Concord
Sturbridge
Everett
Warwick

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.

An easier way to manage your Boston trip

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