$219 Cheap Flights from Lexington (LEX) to Buffalo (BUF)

View $219 flight on Thu, Oct 8, 2026Opens in a new window

Popular airlines from Blue Grass Airport (LEX) to Buffalo Niagara Intl. Airport (BUF)

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Cheap Flights from Lexington to Buffalo (LEX-BUF)

Prices were available within the past 7 days and start at $219 for one-way flights and $289 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Aug 4 - Sat, Aug 8
LEX
Lexington
BUF
Buffalo
$289 Roundtrip, found 8 hours ago
$289
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Tue, Aug 4 from Lexington to Buffalo, returning Sat, Aug 8, priced at $289 found 8 hours ago
United
Sat, Jul 4 - Tue, Jul 7
LEX
Lexington
BUF
Buffalo
$299 Roundtrip, found 3 days ago
$299
Roundtrip
found 3 days ago
Select United flight, departing Sat, Jul 4 from Lexington to Buffalo, returning Tue, Jul 7, priced at $299 found 3 days ago
Delta
Sat, Sep 12 - Sat, Sep 19
LEX
Lexington
BUF
Buffalo
$299 Roundtrip, just found
$299
Roundtrip
just found
Select Delta flight, departing Sat, Sep 12 from Lexington to Buffalo, returning Sat, Sep 19, priced at $299 just found
American Airlines
Sat, Sep 12 - Sat, Sep 19
LEX
Lexington
BUF
Buffalo
$314 Roundtrip, just found
$314
Roundtrip
just found
Select American Airlines flight, departing Sat, Sep 12 from Lexington to Buffalo, returning Sat, Sep 19, priced at $314 just found
United
Sat, Sep 12 - Sat, Sep 19
LEX
Lexington
BUF
Buffalo
$315 Roundtrip, just found
$315
Roundtrip
just found
Select United flight, departing Sat, Sep 12 from Lexington to Buffalo, returning Sat, Sep 19, priced at $315 just found
American Airlines
Fri, Jun 19 - Sat, Jun 20
LEX
Lexington
BUF
Buffalo
$319 Roundtrip, found 4 days ago
$319
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Jun 19 from Lexington to Buffalo, returning Sat, Jun 20, priced at $319 found 4 days ago
Delta
Sat, Sep 12 - Sat, Sep 19
LEX
Lexington
BUF
Buffalo
$324 Roundtrip, just found
$324
Roundtrip
just found
Select Delta flight, departing Sat, Sep 12 from Lexington to Buffalo, returning Sat, Sep 19, priced at $324 just found
American Airlines
Tue, Aug 4 - Sat, Aug 8
LEX
Lexington
BUF
Buffalo
$327 Roundtrip, found 8 hours ago
$327
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Tue, Aug 4 from Lexington to Buffalo, returning Sat, Aug 8, priced at $327 found 8 hours ago
Delta
Fri, Jun 19 - Sun, Jun 21
LEX
Lexington
BUF
Buffalo
$329 Roundtrip, just found
$329
Roundtrip
just found
Select Delta flight, departing Fri, Jun 19 from Lexington to Buffalo, returning Sun, Jun 21, priced at $329 just found
American Airlines
Sat, Sep 12 - Sat, Sep 19
LEX
Lexington
BUF
Buffalo
$332 Roundtrip, just found
$332
Roundtrip
just found
Select American Airlines flight, departing Sat, Sep 12 from Lexington to Buffalo, returning Sat, Sep 19, priced at $332 just found

What you need to know for your flight from Blue Grass to Buffalo Niagara Intl.

Lexington (LEX) to Buffalo (BUF) at a glance

Travel from Lexington (LEX) to Buffalo (BUF) with a range of airlines offering various options for this domestic short-haul route. Discover affordable flights from Lexington and compare different itineraries from full-service carriers to find the best fit for your budget and schedule. As you plan your trip to explore Buffalo's iconic attractions and vibrant neighborhoods, check out the essential details for flights departing from Blue Grass Airport (LEX) to Buffalo Niagara International Airport (BUF).

  • Fastest flight duration: around 3h 15m in-flight, plus roughly 1h 30m layover with one stop
  • Route distance: roughly 450 miles (725 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $115–$385, depending on seasonality and how far ahead you book

Flights from Blue Grass Airport (LEX) to Buffalo Niagara International Airport (BUF)

Based on recent booking trends, here are the top airline choices for travelers flying from Lexington to Buffalo, typically favoring one-stop services. Popular layover locations include Detroit Metropolitan Wayne County Airport (DTW) with a layover of about 1 hour and 30 minutes, O'Hare International Airport (ORD) at roughly 1 hour and 15 minutes, and Charlotte-Douglas International Airport (CLT) with a 1-hour layover. These options allow you to balance price, overall travel time, and cabin class for an optimal itinerary.

  • American Airlines: As a comprehensive service airline, it provides one-stop flights with one-way ticket prices usually between $115 and $370. This carrier represents about 52% of departures for this route, featuring an in-flight duration of 3 hours and 15 minutes, and an overall travel time of roughly 4 hours and 30 minutes, including layover.
  • Delta: This full-service airline also offers one-stop journeys, with one-way fares typically falling between $135 and $450. Delta accounts for nearly 42% of the flights on this route, boasting an in-flight time of 3 hours and 15 minutes and a total travel duration of around 4 hours and 30 minutes, factoring in the layover.
  • United: Another full-service option, United provides one-stop flights with one-way fares generally ranging from $140 to $395. Representing approximately 6% of the departures on this route, it features an in-flight duration of 3 hours and 15 minutes and an overall journey time of about 4 hours and 30 minutes, including the layover.

Alternative route from Lexington (LEX) to Buffalo (BUF)

  • Lexington to Niagara Falls (LEX-IAG): Located approximately 16 miles from Buffalo Niagara International Airport (BUF), Niagara Falls International Airport (IAG) serves as a convenient gateway to the breathtaking falls.

How to find the best prices for flights from Lexington (LEX) to Buffalo (BUF)

Getting some of the best deals on flights from Lexington to Buffalo is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are typically found when booking 2-8 weeks in advance, which is also when most travelers make their reservations. Evening departures from 6 PM to 12 AM tend to be less expensive, although morning flights from 5 AM to 12 PM are the most popular. Additionally, flying on Friday offers both lower prices and high demand.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Buffalo Niagara International Airport from Blue Grass Airport

Buffalo welcomes travelers from Lexington with a range of transport options based on price, convenience, and proximity. Here's how to reach Buffalo efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Buffalo, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Buffalo Niagara International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Buffalo Niagara International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Buffalo Niagara International Airport, Buffalo-Depew Station, a train station, is located about 2.6 miles away by car, while University Station, a metro station, is approximately 6.5 miles away by car, providing convenient access to public transport options.

Frequently asked questions

How much does a flight from Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.) cost?
You can find cheap one-way flights from $219 and cheap return flights from $289 Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.) with Expedia. One-way flights typically cost between $247 and $776, and return flights often range between $336 and $1155. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
February is the cheapest month to fly from Lexington, KY (LEX) to Buffalo, NY (BUF), with average round-trip fares around $263. This is approximately 26% lower than the average price throughout the year, as winter travel tends to see less demand. Other affordable months to consider are January and May.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Enter LEX to BUF and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
American Airlines is one of the cheapest airlines offering connecting flights from Lexington (LEX) to Buffalo (BUF), starting from around $231. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
To find a cheap flight from Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
For flights from Lexington, KY (LEX) to Buffalo, NY (BUF), January and February are the best months to travel. January offers an average price of around $263, making it an economical choice. February is similarly priced and allows you to enjoy Buffalo during a quieter time. These months provide a great opportunity to travel without stretching your budget.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The earliest flight from Lexington, KY (LEX) to Buffalo, NY (BUF) usually leaves at around 5:00 AM, operated by American Airlines. This seasonal service runs during the summer months of June, July, August, and September, giving you a great opportunity to start your day early and maximize your time in Buffalo. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The most popular departure times for flights from Lexington, KY (LEX) to Buffalo, NY (BUF) are in the early morning, from 6am to 9am. About 40% of passengers prefer this time window. Many major carriers, including Delta, American Airlines, and United Airlines, offer flights during this window. This timing works well because it allows you to arrive in Buffalo with plenty of time to start your day.
How long does it take to fly from Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Flights from LEX to BUF with one stop typically take around 6 hours 20 minutes, covering approximately 457 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
First class seats are offered on the LEX to BUF route. First class cabins are available on:

  • American Airlines
  • Delta Air Lines
  • United Airlines

How do I earn miles on a Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight with Expedia?
It's easy to earn miles on a Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Buffalo from Blue Grass (LEX)?
From Blue Grass (LEX), you can fly into Buffalo Niagara Intl. (BUF) to reach Buffalo. Some flights may connect through major hubs like O'Hare Intl. (ORD), Charlotte-Douglas Intl. (CLT), Hartsfield-Jackson Atlanta Intl. (ATL) before reaching Buffalo. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.) at the last minute?
Typically, booking a last minute flight from Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight and hotel package?
Securing a Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.) Buffalo Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
If you booked your Lexington, KY (LEX-Blue Grass) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Blue Grass
Destination airport
Buffalo Niagara Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$288
Distance
457 mi

Book with confidence

Lexington to Buffalo Flights

The cheapest times to fly from Lexington 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 Lexington to Buffalo are during the month of August. You can find some of the cheapest flights from Lexington to Buffalo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Lexington to Buffalo

Sunday is one of the best days to book for cheap flights from Lexington 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 Lexington 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 Lexington to Buffalo in 2026. You can also book with separate airlines for your outbound and return journeys, from $219 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 Lexington 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 Lexington 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.

 

Lexington to Buffalo Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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