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Cheap flights from Kansas City to Boston from $82

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 6/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Kansas City to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:24 pm - 7:52 am
MCI
-
BOS
12h 28m
1 stop
Frontier Logo
6:00 am - 5:21 pm
BOS
-
MCI
12h 21m
1 stop
$197Frontier
Mon, Jun 8 - Wed, Jun 10
Frontier Logo
6:24 pm - 11:05 am
MCI
-
BOS
39h 41m
2 stops
Frontier Logo
6:00 am - 5:21 pm
BOS
-
MCI
12h 21m
1 stop
$215Frontier
Mon, Jun 8 - Fri, Jun 12
Frontier Logo
6:24 pm - 7:52 am
MCI
-
BOS
12h 28m
1 stop
Frontier Logo
6:00 am - 5:21 pm
BOS
-
MCI
12h 21m
1 stop
$216Frontier
Mon, Jun 8 - Fri, Jun 12
Frontier Logo
6:24 pm - 7:52 am
MCI
-
BOS
12h 28m
1 stop
Frontier Logo
8:47 am - 5:21 pm
BOS
-
MCI
9h 34m
2 stops
$226Frontier
Mon, Jun 8 - Wed, Jun 10
Frontier Logo
6:16 pm - 1:27 am
MCI
-
BOS
6h 11m
1 stop
Frontier Logo
6:00 am - 5:21 pm
BOS
-
MCI
12h 21m
1 stop
$228Frontier
Wed, Jul 1 - Wed, Jul 8
Frontier Logo
6:16 pm - 7:46 am
MCI
-
BOS
12h 30m
1 stop
Frontier Logo
6:00 am - 5:21 pm
BOS
-
MCI
12h 21m
1 stop
$230Frontier
Wed, Aug 5 - Wed, Aug 12
Frontier Logo
6:24 pm - 7:52 am
MCI
-
BOS
12h 28m
1 stop
Frontier Logo
8:47 am - 5:21 pm
BOS
-
MCI
9h 34m
2 stops
$234Frontier
Mon, Jun 8 - Wed, Jun 10
Frontier Logo
6:16 pm - 7:52 am
MCI
-
BOS
12h 36m
1 stop
Frontier Logo
6:00 am - 5:21 pm
BOS
-
MCI
12h 21m
1 stop
$235Frontier
Wed, Jun 10 - Fri, Jun 12
Frontier Logo
6:24 pm - 7:49 am
MCI
-
BOS
12h 25m
1 stop
Frontier Logo
6:00 am - 5:21 pm
BOS
-
MCI
12h 21m
1 stop
$236Frontier
Wed, Jun 3 - Wed, Jun 10
Multiple Airlines Logo
3:03 pm - 10:09 am
MCI
-
BOS
18h 06m
1 stop
Multiple Airlines Logo
6:00 am - 5:21 pm
BOS
-
MCI
12h 21m
1 stop
$239Multiple Airlines
Fri, Jul 24 - Wed, Jul 29

Frontier flights from Kansas City to Boston

Our best Frontier deals on Kansas City to Boston flight tickets
Frontier
Jun 8
MCI6:24 pmKansas City
12h 28m
1 stop
BOS7:52 amBoston Logan Intl
Jun 10
BOS6:00 amBoston Logan Intl
12h 21m
1 stop
MCI5:21 pmKansas City
$197
Frontier
Jun 8
MCI6:24 pmKansas City
39h 41m
2 stops
BOS11:05 amBoston Logan Intl
Jun 12
BOS6:00 amBoston Logan Intl
12h 21m
1 stop
MCI5:21 pmKansas City
$215
Frontier
Jun 8
MCI6:24 pmKansas City
12h 28m
1 stop
BOS7:52 amBoston Logan Intl
Jun 12
BOS6:00 amBoston Logan Intl
12h 21m
1 stop
MCI5:21 pmKansas City
$216

Delta flights from Kansas City to Boston

Our best Delta deals on Kansas City to Boston flight tickets
Delta
May 29
MCI6:25 pmKansas City
3h 12m
BOS10:37 pmBoston Logan Intl
Jun 16
BOS6:10 amBoston Logan Intl
3h 28m
MCI8:38 amKansas City
$476
Delta
May 29
MCI6:00 amKansas City
5h 20m
1 stop
BOS12:20 pmBoston Logan Intl
Jun 16
BOS6:10 amBoston Logan Intl
3h 28m
MCI8:38 amKansas City
$486
Delta
Jun 1
MCI6:25 pmKansas City
3h 12m
BOS10:37 pmBoston Logan Intl
Jun 6
BOS8:15 amBoston Logan Intl
3h 39m
MCI10:54 amKansas City
$489

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 May 18, 2026.
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

Cheapest round-trip

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Mon 6/8

6:24 pm-7:52 am

1 stop12h 28m

Boston Logan Intl

Wed 6/10

6:00 am-5:21 pm

1 stop12h 21m

$197

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Mon 6/8

6:24 pm-11:05 am

2 stops39h 41m

Boston Logan Intl

Fri 6/12

6:00 am-5:21 pm

1 stop12h 21m

$215

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Mon 6/8

6:24 pm-7:52 am

1 stop12h 28m

Boston Logan Intl

Fri 6/12

6:00 am-5:21 pm

1 stop12h 21m

$216

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Mon 6/8

6:24 pm-7:52 am

1 stop12h 28m

Boston Logan Intl

Wed 6/10

8:47 am-5:21 pm

2 stops9h 34m

$226
Quickest round-trip

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Wed 7/1

6:16 pm-1:27 am

1 stop6h 11m

Boston Logan Intl

Wed 7/8

6:00 am-5:21 pm

1 stop12h 21m

$228

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Wed 8/5

6:16 pm-7:46 am

1 stop12h 30m

Boston Logan Intl

Wed 8/12

6:00 am-5:21 pm

1 stop12h 21m

$230

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Mon 6/8

6:24 pm-7:52 am

1 stop12h 28m

Boston Logan Intl

Wed 6/10

8:47 am-5:21 pm

2 stops9h 34m

$234

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Wed 6/10

6:16 pm-7:52 am

1 stop12h 36m

Boston Logan Intl

Fri 6/12

6:00 am-5:21 pm

1 stop12h 21m

$235

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Wed 6/3

6:24 pm-7:49 am

1 stop12h 25m

Boston Logan Intl

Wed 6/10

6:00 am-5:21 pm

1 stop12h 21m

$236

Kansas CityBoston

MCI - BOS

MCIBOS

Kansas City

Fri 7/24

3:03 pm-10:09 am

1 stop18h 06m

Boston Logan Intl

Wed 7/29

6:00 am-5:21 pm

1 stop12h 21m

$239

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?

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 $419. If you aren’t able to travel during the month of September, then book flights to Boston from Kansas City during August instead. Flights to Boston in August, while not as cheap as those in September, still average around $447.

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 Tuesday when prices can be found for as low as $578. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Saturday is $840.

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 afternoon. momondo users have found flights departing from Kansas City to Boston in the afternoon for as low as $463. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Boston, so prices are often more expensive at around $792 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 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 $509 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 $386 on momondo.

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

You could potentially save up to 60% on your flight if you consider stops on a Kansas City to Boston flight.

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

As of May 2026, prices for Kansas City to Boston flights are approximately 27% cheaper 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

$242

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 $242. The best round-trip flight deal from Kansas City to Boston found on momondo in the last 72 hours is $510.
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

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. 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
FrontierPriceFrom $95Free CancellationRating
5.6
2,946 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $115Free CancellationRating
6.2
8,619 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $217Free CancellationRating
7.1
11,650 reviews
Search American Airlines flights
United AirlinesPriceFrom $300Free CancellationRating
7.4
9,737 reviews
Search United Airlines flights
SouthwestPriceFrom $309Free CancellationRating
7.9
4,288 reviews
Search Southwest flights
DeltaPriceFrom $339Free CancellationRating
7.9
8,447 reviews
Search Delta flights

  • Delta Flights From Kansas City to Boston

    Delta flies from Kansas City to Boston around 13 times per week, with 8,447 momondo users rating the airline 7.9/10. The cheapest Delta deal from Kansas City to Boston in the last 72 hours was $339 (round-trip), much lower than the average airfare cost of $552 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
Kennebunkport
Cambridge
Plymouth
South Yarmouth
Gloucester
Narragansett
Falmouth
Brockton
Chatham
Warwick
Sturbridge
Laconia
Dennis Port
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.

An easier way to manage your Boston trip

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