$144 Cheap Flights from Kansas City (MCI) to Buffalo (BUF)

View $144 flight on Tue, Jan 6, 2026Opens in a new window

Popular airlines from Kansas City International Airport (MCI) to Buffalo Niagara Intl. Airport (BUF)

Cheap Flights from Kansas City to Buffalo (MCI-BUF)

Prices were available within the past 7 days and start at $144 for one-way flights and $223 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, Nov 8 - Thu, Nov 20
MCI
Kansas City
BUF
Buffalo
$223 Roundtrip, found 4 days ago
$223
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Sat, Nov 8 from Kansas City to Buffalo, returning Thu, Nov 20, priced at $223 found 4 days ago
Frontier Airlines
Sat, Nov 8 - Mon, Nov 24
MCI
Kansas City
BUF
Buffalo
$233 Roundtrip, found 5 days ago
$233
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Sat, Nov 8 from Kansas City to Buffalo, returning Mon, Nov 24, priced at $233 found 5 days ago
Delta
Wed, Dec 31 - Thu, Jan 1
MCI
Kansas City
BUF
Buffalo
$261 Roundtrip, found 5 days ago
$261
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Dec 31 from Kansas City to Buffalo, returning Thu, Jan 1, priced at $261 found 5 days ago
Southwest Airlines
Mon, Nov 24 - Mon, Dec 1
MCI
Kansas City
BUF
Buffalo
$271 Roundtrip, found 6 days ago
$271
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Mon, Nov 24 from Kansas City to Buffalo, returning Mon, Dec 1, priced at $271 found 6 days ago
Frontier Airlines
Sat, Nov 8 - Sun, Nov 23
MCI
Kansas City
BUF
Buffalo
$273 Roundtrip, found 5 days ago
$273
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Sat, Nov 8 from Kansas City to Buffalo, returning Sun, Nov 23, priced at $273 found 5 days ago
United
Mon, Nov 24 - Mon, Dec 1
MCI
Kansas City
BUF
Buffalo
$276 Roundtrip, found 6 days ago
$276
Roundtrip
found 6 days ago
Select United flight, departing Mon, Nov 24 from Kansas City to Buffalo, returning Mon, Dec 1, priced at $276 found 6 days ago
United
Fri, Dec 12 - Sun, Jan 18
MCI
Kansas City
BUF
Buffalo
$280 Roundtrip, found 5 days ago
$280
Roundtrip
found 5 days ago
Select United flight, departing Fri, Dec 12 from Kansas City to Buffalo, returning Sun, Jan 18, priced at $280 found 5 days ago
Southwest Airlines
Mon, Nov 24 - Mon, Dec 1
MCI
Kansas City
BUF
Buffalo
$284 Roundtrip, found 6 days ago
$284
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Mon, Nov 24 from Kansas City to Buffalo, returning Mon, Dec 1, priced at $284 found 6 days ago
American Airlines
Thu, Feb 19 - Mon, Feb 23
MCI
Kansas City
BUF
Buffalo
$284 Roundtrip, found 3 days ago
$284
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Feb 19 from Kansas City to Buffalo, returning Mon, Feb 23, priced at $284 found 3 days ago
United
Thu, Nov 27 - Thu, Dec 4
MCI
Kansas City
BUF
Buffalo
$284 Roundtrip, found 5 days ago
$284
Roundtrip
found 5 days ago
Select United flight, departing Thu, Nov 27 from Kansas City to Buffalo, returning Thu, Dec 4, priced at $284 found 5 days ago

Find the cheapest month to fly from Kansas City (MCI) to Buffalo (BUF)

August is typically the cheapest month to fly

From $173 - $512 per traveler.

Alternative airports near Buffalo

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Buffalo Niagara Intl. BUF. Cheapest and Closest option available. Average driving time to city center is 16 minutes. Flights from $374
BUF
Buffalo Niagara Intl.
CheapestClosest
Average driving time to city center16 min
Flights from $374

Frequently asked questions

How much does a flight from Kansas City Intl. Airport (MCI) to Buffalo Niagara Intl. Airport (BUF) cost?
Grab a cheap one-way flight from $144 or cheap return flight from $223 from Kansas City Intl. Airport (MCI) to Buffalo Niagara Intl. Airport (BUF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Kansas City Intl. Airport (MCI) to Buffalo Niagara Intl. Airport (BUF)?
Traveling in November may help you find better deals, as it's the cheapest month for flights between MCI and BUF. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Kansas City Intl. Airport (MCI) to Buffalo Niagara Intl. Airport (BUF)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll take you from MCI to BUF. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Kansas City Intl. Airport (MCI) to Buffalo Niagara Intl. Airport (BUF)?
There are no daily direct flights departing from Kansas City Intl. Airport (MCI) to Buffalo Niagara Intl. Airport (BUF). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way before you know it.
What day of the week has the most flights from MCI to BUF?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What airline has the least delays from MCI to BUF?
With 100% of flights usually arriving as scheduled, United Airlines has the best on-time performance for nonstop flights from Kansas City Intl. Airport (MCI) to Buffalo Niagara Intl. Airport (BUF). To check your flight status and get notifications about any changes, head to the Expedia App.
What is the best time to fly from Kansas City Intl. Airport (MCI) to Buffalo Niagara Intl. Airport (BUF)?
Select a flight from Kansas City Intl. Airport (MCI) to Buffalo Niagara Intl. Airport (BUF) that takes off before 3 PM to reduce the risk of cancellations. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Kansas City Intl. Airport (MCI) to Buffalo Niagara Intl. Airport (BUF) last-minute?
Waiting until just before your trip to book a ticket from MCI to BUF often results in higher prices. While it's possible to find some last-minute deals, there's no guarantee. Keep your travel schedule open to boost your chances of landing a bargain.
Is it cheaper to book a MCI to BUF flight and hotel package?
Securing a MCI to BUF flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Select from our impressive range of stays and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Kansas City Intl. Airport (MCI) to Buffalo Niagara Intl. Airport (BUF)?
If you booked your MCI to BUF flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

Travel information

Origin airport
Kansas City Intl.
Destination airport
Buffalo Niagara Intl.
Airlines serving
American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$223
Distance
867 mi

Book with confidence

Kansas City to Buffalo Flights

The cheapest times to fly from Kansas City to Buffalo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Kansas City to Buffalo are during the month of November. You can find some of the cheapest flights from Kansas City to Buffalo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kansas City to Buffalo

Sunday is one of the best days to book for cheap flights from Kansas City to Buffalo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Kansas City to Buffalo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Kansas City to Buffalo in 2025. You can also book with separate airlines for your outbound and return journeys, from $144 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Kansas City to Buffalo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Kansas City to Buffalo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Kansas City to Buffalo Flights

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*Available to One Key members.