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Uncover the best deals on Chicago to Buffalo flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest ORD - BUF Flights
Useful information for finding best airline tickets from Chicago O'Hare International to Buffalo Niagara International on your next trip.
Cheapest Round Trip Flight
$270
American Airlines
• nonstop
• 2h 17m
Jun 30 – Jul 04
The cheapest round trip flight from Chicago to Buffalo (ORD-BUF-ORD) is currently $270
Cheapest Direct Flight
$270
American Airlines
• nonstop
• 2h 17m
Jun 30
The cheapest nonstop flight from Chicago to Buffalo (ORD-BUF) is currently $270
Fastest Flight
2h 17m
The fastest nonstop flight from Chicago to Buffalo (ORD-BUF) takes 2h 17m
Top Airlines Flying from Chicago to Buffalo
Latest Flight Deals from Chicago (ORD) to Buffalo (BUF)
Compare and book low fare round-trip air tickets from Chicago to Buffalo. Ideal for travelers with confirmed return itineraries.
Jun 30 - Jul 04, Economy
Chicago → Buffalo
2h 17m
10:01 PM - 12:38 AM • nonstop
Chicago → Buffalo
3h 35m
4:48 PM - 6:03 PM • nonstop
American Airlines
Jun 30 - Jul 04, Economy
Chicago → Buffalo
2h 17m
10:01 PM - 12:38 AM • nonstop
Chicago → Buffalo
8h 50m
8:00 AM - 12:30 PM • 1 stop
American Airlines
Jun 30 - Jul 04, Economy
Chicago → Buffalo
2h 29m
1:38 PM - 4:27 PM • nonstop
Chicago → Buffalo
7h 30m
5:20 AM - 9:10 AM • 1 stop
American Airlines
Jun 30 - Jul 04, Economy
Chicago → Buffalo
6h 50m
2:07 PM - 7:17 PM • 1 stop
Chicago → Buffalo
8h 46m
12:04 PM - 4:30 PM • 1 stop
Delta Airlines
Jun 30 - Jul 04, Economy
Chicago → Buffalo
8h 46m
1:00 PM - 7:26 PM • 1 stop
Chicago → Buffalo
8h 50m
4:01 PM - 8:31 PM • 1 stop
Delta Airlines
Flying to Buffalo soon? We've surfaced some of the most affordable last-minute flights from Chicago to Buffalo, ideal for urgent plans or spontaneous trips.
Jun 30 - Jul 04, Economy
Chicago → Buffalo
2h 17m
10:01 PM - 12:38 AM • nonstop
Chicago → Buffalo
3h 35m
4:48 PM - 6:03 PM • nonstop
American Airlines
Jun 30 - Jul 04, Economy
Chicago → Buffalo
2h 17m
10:01 PM - 12:38 AM • nonstop
Chicago → Buffalo
8h 50m
8:00 AM - 12:30 PM • 1 stop
American Airlines
Jun 30 - Jul 04, Economy
Chicago → Buffalo
2h 29m
1:38 PM - 4:27 PM • nonstop
Chicago → Buffalo
7h 30m
5:20 AM - 9:10 AM • 1 stop
American Airlines
Jun 30 - Jul 04, Economy
Chicago → Buffalo
6h 50m
2:07 PM - 7:17 PM • 1 stop
Chicago → Buffalo
8h 46m
12:04 PM - 4:30 PM • 1 stop
Delta Airlines
Jun 30 - Jul 04, Economy
Chicago → Buffalo
8h 46m
1:00 PM - 7:26 PM • 1 stop
Chicago → Buffalo
8h 50m
4:01 PM - 8:31 PM • 1 stop
Delta Airlines
Looking for the fastest way to Buffalo? These direct flight options from ORD to BUF offer both convenience and value—no layovers, just straight to your destination.
Jun 30 - Jul 04, Economy
Chicago → Buffalo
2h 17m
10:01 PM - 12:38 AM • nonstop
Chicago → Buffalo
3h 35m
4:48 PM - 6:03 PM • nonstop
American Airlines
Jun 30 - Jul 04, Economy
Chicago → Buffalo
2h 22m
7:10 PM - 9:52 PM • nonstop
Chicago → Buffalo
3h 22m
8:08 AM - 9:10 AM • nonstop
American Airlines
Jun 30 - Jul 04, Economy
Chicago → Buffalo
2h 29m
1:38 PM - 4:27 PM • nonstop
Chicago → Buffalo
3h 22m
10:07 AM - 11:09 AM • nonstop
American Airlines
Jun 30 - Jul 04, Economy
Chicago → Buffalo
2h 29m
6:40 AM - 9:29 AM • nonstop
Chicago → Buffalo
3h 23m
6:00 AM - 7:03 AM • nonstop
American Airlines
Jun 30 - Jul 04, Economy
Chicago → Buffalo
2h 26m
6:17 PM - 9:03 PM • nonstop
Chicago → Buffalo
2h 37m
10:57 AM - 11:54 AM • nonstop
United Airlines
FAQs on Chicago to Buffalo Flights
What are the airports in Chicago?
MDW,ORD
What’s the most popular airline flying from ORD to BUF?
The most popular airline flying from Chicago to Buffalo are
Can I fly from ORD to BUF non-stop?
Yes, you can fly ORD to BUF non-stop on
Which airlines fly nonstop between Chicago and Buffalo?
The non-stop flights between Chicago and Buffalo are .
What’s the earliest departure time from ORD to BUF Airport?
The earliest flight leaves ORD at 6:40 am and lands in BUF - Buffalo Niagara International
What are the airports in Buffalo?
BUF
Can I make changes to my Chicago to Buffalo flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ORD to BUF?
Read the fare rules of the Chicago to Buffalo air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Chicago and Buffalo?
operate flights between Chicago and Buffalo
How long does a flight from Chicago to Buffalo take?
It takes approximately 2 hour to fly non-stop from ORD to BUF, which is 473.24 miles by air.
Which airlines provide the cheapest flights from Chicago (ORD) to Buffalo (BUF) ?
In the past couple of days, the cheapest tickets to BUF from ORD were found on AA : USD 276
Do I need a passport to fly between ORD and BUF?
No
What’s the latest departure time from ORD to BUF ?
The last flight leaves ORD at 10:01 pm
Chicago (ORD) to Buffalo (BUF): Airport Information
| Origin Airport | Chicago O'Hare International , Chicago, US |
| Destination Airport | Buffalo Niagara International , Buffalo, US |
| Distance | 473 miles |
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