$249 Cheap Flights from Buffalo (BUF) to Lafayette (LAF)

View $249 flight on Thu, May 28, 2026Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Lafayette, IN (LAF-Purdue University)

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Cheap Flights from Buffalo to Lafayette (BUF-LAF)

Prices were available within the past 7 days and start at $249 for one-way flights and $284 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, May 11 - Tue, May 19
BUF
Buffalo
LAF
Lafayette
$284 Roundtrip, found 1 day ago
$284
Roundtrip
found 1 day ago
Select United flight, departing Mon, May 11 from Buffalo to Lafayette, returning Tue, May 19, priced at $284 found 1 day ago
United
Wed, Apr 15 - Sun, Apr 19
BUF
Buffalo
LAF
Lafayette
$344 Roundtrip, found 1 hour ago
$344
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Apr 15 from Buffalo to Lafayette, returning Sun, Apr 19, priced at $344 found 1 hour ago
United
Sat, Apr 18 - Sun, Apr 19
BUF
Buffalo
LAF
Lafayette
$354 Roundtrip, found 1 hour ago
$354
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Apr 18 from Buffalo to Lafayette, returning Sun, Apr 19, priced at $354 found 1 hour ago
United
Thu, Apr 16 - Sat, Apr 18
BUF
Buffalo
LAF
Lafayette
$359 Roundtrip, found 1 hour ago
$359
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Apr 16 from Buffalo to Lafayette, returning Sat, Apr 18, priced at $359 found 1 hour ago
United
Mon, Apr 20 - Sun, Apr 26
BUF
Buffalo
LAF
Lafayette
$369 Roundtrip, found 1 hour ago
$369
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Apr 20 from Buffalo to Lafayette, returning Sun, Apr 26, priced at $369 found 1 hour ago
United
Mon, Mar 30 - Sun, Apr 12
BUF
Buffalo
LAF
Lafayette
$374 Roundtrip, found 3 hours ago
$374
Roundtrip
found 3 hours ago
Select United flight, departing Mon, Mar 30 from Buffalo to Lafayette, returning Sun, Apr 12, priced at $374 found 3 hours ago
United
Sat, May 9 - Sun, May 17
BUF
Buffalo
LAF
Lafayette
$377 Roundtrip, found 1 day ago
$377
Roundtrip
found 1 day ago
Select United flight, departing Sat, May 9 from Buffalo to Lafayette, returning Sun, May 17, priced at $377 found 1 day ago
United
Mon, Apr 20 - Sat, Apr 25
BUF
Buffalo
LAF
Lafayette
$379 Roundtrip, found 1 hour ago
$379
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Apr 20 from Buffalo to Lafayette, returning Sat, Apr 25, priced at $379 found 1 hour ago
United
Sun, Mar 15 - Sun, Mar 29
BUF
Buffalo
LAF
Lafayette
$384 Roundtrip, found 3 hours ago
$384
Roundtrip
found 3 hours ago
Select United flight, departing Sun, Mar 15 from Buffalo to Lafayette, returning Sun, Mar 29, priced at $384 found 3 hours ago
United
Sun, Mar 15 - Wed, Apr 1
BUF
Buffalo
LAF
Lafayette
$389 Roundtrip, found 3 hours ago
$389
Roundtrip
found 3 hours ago
Select United flight, departing Sun, Mar 15 from Buffalo to Lafayette, returning Wed, Apr 1, priced at $389 found 3 hours ago

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Alternative airports near Lafayette

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

Select flight to Purdue University LAF. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $478
LAF
Purdue University
CheapestClosest
Average driving time to city center8 min
Flights from $478

Frequently asked questions

How much does a flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University) cost?
You can find cheap one-way flights from $249 and cheap return flights from $284 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University) with Expedia. Return flights typically cost between $284 and $1035. 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University) 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University)?
The cheapest month to fly from BUF to LAF is May when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University)?
Enter BUF to LAF and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University)?
United is one of the cheapest airlines offering connecting flights from Buffalo, NY (BUF) to Lafayette, IN (LAF), with round-trip tickets starting from around $224 with a layover in Liberty Intl. (EWR). 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University)?
To find a cheap flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University), 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University)?
The earliest flight from Buffalo (BUF) to Lafayette (LAF) usually departs at around 6:00 AM, operated by Delta and United Airlines. This seasonal service is available in October, giving you a great opportunity to maximize your day upon arrival. 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University)?
For flights from Buffalo (BUF) to Lafayette (LAF), the most popular departure times are in the late afternoon, from 3pm to 6pm. About 36% of passengers prefer this time window. United Airlines is a major carrier offering flights during this period. This timing works well for travelers looking to finish their day in Buffalo before heading out.
How long does it take to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University)?
Flights from BUF to LAF with one stop typically take around 5 hours 30 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University)?
Select the "Business class" and "First class" filters when looking for BUF to LAF flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University) flight with Expedia?
It's easy to earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University) 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 Lafayette from Buffalo Niagara Intl. (BUF)?
When traveling from Buffalo Niagara Intl. (BUF) to Lafayette, you can fly into Lafayette Regional (LFT) and Purdue University (LAF). Some flights may connect through major hubs like O'Hare Intl. (ORD), Washington Dulles Intl. (IAD), Liberty Intl. (EWR) before reaching Lafayette. 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University) at the last minute?
Typically, booking a last minute flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University) 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University) flight and hotel package?
Securing a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University) flight and hotel package 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University)?
If you booked your Buffalo, NY (BUF-Buffalo Niagara Intl.) to Lafayette, IN (LAF-Purdue University) 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
Buffalo Niagara Intl.
Destination airport
Purdue University
Airlines serving
United
Roundtrip price
$284
Distance
457 mi

Book with confidence

Buffalo to Lafayette Flights

The cheapest times to fly from Buffalo to Lafayette

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 Buffalo to Lafayette are during the month of May. You can find some of the cheapest flights from Buffalo to Lafayette with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Buffalo to Lafayette

Sunday is one of the best days to book for cheap flights from Buffalo to Lafayette: 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 Buffalo to Lafayette

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 Buffalo to Lafayette in 2026. You can also book with separate airlines for your outbound and return journeys, from $249 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 Buffalo to Lafayette 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 Buffalo to Lafayette 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.

 

Buffalo to Lafayette Flights

*Flight schedules are subject to change.

*Available to One Key members.