Cheap Flights from Chicago (CHI) to Buffalo (BUF)

Popular airlines from Chicago to Buffalo, NY (BUF-Buffalo Niagara Intl.)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 45% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in
Flights from Chicago (CHI) to Buffalo (BUF)
Origin airport
CHI-All Airports
Destination airport
Buffalo Niagara Intl.
Distance
813 km

Illinois to Buffalo Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Illinois to Buffalo will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Buffalo.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with CHI to BUF flights that won’t make your bank account wince. Ready to temporarily leave behind Illinois for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to BUF with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from Chicago, IL (CHI-All Airports) to Buffalo Niagara Intl. Airport (BUF)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip flight from Chicago, IL (CHI-All Airports) to Buffalo Niagara Intl. Airport (BUF) was . Great fares don't last forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Chicago, IL (CHI-All Airports) to Buffalo Niagara Intl. Airport (BUF)?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.
How do I find cheap flights from Chicago, IL (CHI-All Airports) to BUF that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Chicago, IL (CHI-All Airports) to Buffalo Niagara Intl. Airport (BUF) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Chicago, IL (CHI-All Airports) to Buffalo Niagara International Airport?
It's just 820 kilometers from Chicago, IL (CHI-All Airports) to Buffalo Niagara Intl. Airport (BUF). Chances are you'll spend more time traveling to and from the airport than actually flying!
Which airlines fly direct from Chicago, IL (CHI-All Airports) to Buffalo Niagara Intl. Airport (BUF)?
United Airlines (UA) is one of the top choices for many travelers flying between Chicago, IL (CHI-All Airports) and Buffalo Niagara International Airport. Select from the 117 flights it offers on this route each month. Operating 86 flights every month on this route, Southwest Airlines (WN) is another fantastic option.
Are Chicago, IL (CHI-All Airports) to BUF flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Chicago, IL (CHI-All Airports) to Buffalo Niagara International Airport last minute could be your ticket to a great deal. However, it might cost you a whole lot more! If you'd rather err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains as far ahead as 12 months in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia.

Explore a world of travel with Expedia

*Available to Expedia members.