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$139+ Cheap flights from Kansas City to Buffalo (MCI - BUF)

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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — BUF
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
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Find cheap flights from Kansas City to Buffalo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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Cheapflights Tip: The best prices from Kansas City to Buffalo are usually found in August or January, booked 77 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Kansas City to Buffalo

Cheapest flights from Kansas City to Buffalo
Explore the most affordable flight options available from Kansas City to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 12, 2025.

This Delta deal was found by Cheapflights users on 12/10. 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.
mié. 12/244:12 pmMCI - BUF
1 stop6h 25mDelta
mié. 12/316:10 amBUF - MCI
1 stop4h 46mDelta
Deal found 12/10$383
This Southwest deal was found by Cheapflights users on 12/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/242:40 pmMCI - BUF
1 stop6h 20mSouthwest
mar. 12/308:40 pmBUF - MCI
1 stop4h 15mSouthwest
Deal found 12/10$403
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/2411:33 amMCI - BUF
2 stops24h 39mMultiple Airlines
mié. 12/3111:08 amBUF - MCI
1 stop12h 51mMultiple Airlines
Deal found 12/10$453
This Southwest deal was found by Cheapflights users on 12/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/235:50 amMCI - BUF
1 stop10h 35mSouthwest
mié. 12/246:15 amBUF - MCI
1 stop4h 30mSouthwest
Deal found 12/10$458
This American Airlines deal was found by Cheapflights users on 12/10. 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.
mar. 12/235:20 pmMCI - BUF
1 stop5h 39mAmerican Airlines
vie. 12/267:15 pmBUF - MCI
1 stop5h 40mAmerican Airlines
Deal found 12/10$467
This Delta deal was found by Cheapflights users on 12/10. 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.
mar. 12/236:30 amMCI - BUF
1 stop3h 51mDelta
jue. 12/252:06 pmBUF - MCI
1 stop8h 14mDelta
Deal found 12/10$484
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/236:15 pmMCI - BUF
2 stops25h 25mMultiple Airlines
mié. 12/3111:08 amBUF - MCI
1 stop12h 51mMultiple Airlines
Deal found 12/10$493
This American Airlines deal was found by Cheapflights users on 12/10. 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.
mar. 12/235:05 amMCI - BUF
2 stops10h 47mAmerican Airlines
jue. 12/256:24 amBUF - MCI
1 stop7h 44mAmerican Airlines
Deal found 12/10$498
This United Airlines deal was found by Cheapflights users on 12/10. 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.
mar. 12/237:40 amMCI - BUF
1 stop4h 44mUnited Airlines
mié. 12/315:35 pmBUF - MCI
1 stop5h 15mUnited Airlines
Deal found 12/10$528

Find flight deals from Kansas City to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Kansas City (MCI) to Buffalo (BUF). 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 diciembre 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$376
(Kiwi.com)

One-way from

$139
(Kiwi.com)

Popular in

October

Cheapest in

August

Average price

$456
Provider with most accurate pricing for Kansas City-Buffalo flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kansas City-Buffalo flights.
Search Deals
From Kansas City to Buffalo
Search Deals
One-way flight from Kansas City to Buffalo
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($97 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kansas City to Buffalo 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 diciembre 12, 2025.
Use the filters below to find and compare flights from Kansas City to Buffalo that are best for you.

Fly from

Kansas City

Fly to

Buffalo

Route

Depart

Return

Price

Kansas CityBuffalo

MCI - BUF

MCIBUF

Kansas City

lun. 1/12

6:34 pm-11:48 pm

1 stop4h 14m

Buffalo

dom. 1/18

5:27 pm-10:57 pm

1 stop6h 30m

$295

Kansas CityBuffalo

MCI - BUF

MCIBUF

Kansas City

lun. 2/23

2:02 pm-10:34 pm

1 stop7h 32m

Buffalo

mar. 2/24

6:45 am-1:33 pm

2 stops7h 48m

$309

Kansas CityBuffalo

MCI - BUF

MCIBUF

Kansas City

lun. 2/23

9:25 am-6:40 pm

2 stops8h 15m

Buffalo

mar. 2/24

1:20 pm-9:25 pm

2 stops9h 05m

$347

Kansas CityBuffalo

MCI - BUF

MCIBUF

Kansas City

mié. 12/24

4:12 pm-11:37 pm

1 stop6h 25m

Buffalo

mié. 12/31

6:10 am-9:56 am

1 stop4h 46m

$383

Kansas CityBuffalo

MCI - BUF

MCIBUF

Kansas City

sáb. 6/6

8:00 am-3:59 pm

1 stop6h 59m

Buffalo

jue. 6/11

6:00 am-12:21 pm

1 stop7h 21m

$387

Kansas CityBuffalo

MCI - BUF

MCIBUF

Kansas City

mar. 6/2

9:28 am-3:42 pm

1 stop5h 14m

Buffalo

mié. 6/10

5:40 pm-11:44 pm

1 stop7h 04m

$387

Kansas CityBuffalo

MCI - BUF

MCIBUF

Kansas City

mar. 6/2

7:00 am-3:59 pm

1 stop7h 59m

Buffalo

mié. 6/10

10:30 am-4:00 pm

1 stop6h 30m

$387

Kansas CityBuffalo

MCI - BUF

MCIBUF

Kansas City

jue. 1/8

10:00 am-4:44 pm

1 stop5h 44m

Buffalo

lun. 1/12

2:49 pm-9:59 pm

2 stops8h 10m

$396

Kansas CityBuffalo

MCI - BUF

MCIBUF

Kansas City

sáb. 2/7

11:26 am-12:44 pm

3 stops24h 18m

$139

Kansas CityBuffalo

MCI - BUF

MCIBUF

Kansas City

sáb. 2/7

12:20 pm-4:59 pm

1 stop3h 39m

$159

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 15 results
1
2

Compare providers for flights from Kansas City to Buffalo

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kansas City to Buffalo in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Kansas City-Buffalo flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Kansas City-Buffalo flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Kansas City-Buffalo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kansas City-Buffalo flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kansas City-Buffalo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Kansas City to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo 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 Buffalo

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

Use this chart to determine the optimal time to book a round-trip flight from Kansas City to Buffalo. Price data was last updated on December 5, 2025.

The best time to book flights from Kansas City to Buffalo is 77 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 Buffalo?

Currently, September is the cheapest month in which you can book a flight from Kansas City to Buffalo (average of $175). Flying from Kansas City to Buffalo in February is currently the most expensive (average of $396). 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 BUF?

Find hourly flight availability from Kansas City to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 12, 2025.

When flying from Kansas City to Buffalo, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 68% versus a flight in the morning.

Reviews of airlines servicing Buffalo

Get insights into the airlines that provide service to Buffalo. 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 Buffalo. Reviews last updated diciembre 12, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Kansas City to Buffalo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,253 reviews

Overall

7.9

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,253 reviews
Southwest
7.9
Good
4,253 reviews

Overall

7.9

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,008 reviews
Southwest
7.9
Good
4,253 reviews

Overall

7.9

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,095 reviews
Southwest
7.9
Good
4,253 reviews

Overall

7.9

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,050 reviews
Southwest
7.9
Good
4,253 reviews

Overall

7.9

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

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

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

    Airlines like American Airlines and Southwest fly from Kansas City to Buffalo in about 4h 14m. The time it takes to get you to your destination can typically vary by up to 4h 01m. There are 867 mi between Kansas City and Buffalo. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Our cheapest airline available from Kansas City to Buffalo is Delta. Our recent data shows that you can find tickets from as low as $233 on this airline. Additional options worth looking into are American Airlines and Southwest, starting at $283 and $296 round-trip. Users have found that Delta is 44% cheaper than the other options available to this destination.

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

    One-way options have recently been found by users for as low as $109 on United Airlines. Other airlines that offer cheap prices include Southwest from $118 and Delta from $135 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kansas City to Buffalo 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 Buffalo?

    Currently, September is the cheapest month in which you can book a flight from Kansas City to Buffalo (average of $175). Flying from Kansas City to Buffalo in February is currently the most expensive (average of $396). 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 Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Lockport
Cheektowaga
Orchard Park
Batavia
Williamsville
Eden
Amherst
West Seneca

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Alternative routes for Kansas City to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Kansas City to Buffalo

Discover the top 4 airlines that operate flights from Kansas City to Buffalo. 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 diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$236Average$336FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$283Average$356FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$296Average$406FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$296Average$441FlexibilityNo cancel feeOn-time69%

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