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CA $164 Cheap Flights from Chicago (ORD) to Buffalo (BUF)

View CA $164 flight on Mon, Dec 7, 2026Opens in a new window

Popular airlines from Chicago O'Hare International Airport (ORD) to Buffalo Niagara Intl. Airport (BUF)

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Cheap flights from Chicago (ORD) to Buffalo (BUF)

Prices were available within the past 7 days and start at CA $164 for one-way flights and CA $301 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Oct 28 - Wed, Nov 4
ORD
Chicago
BUF
Buffalo
CA $301 Roundtrip, found 5 days ago
CA $301
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Oct 28 from Chicago to Buffalo, returning Wed, Nov 4, priced at CA $301 found 5 days ago
American Airlines
Tue, Jan 5 - Wed, Jan 6
ORD
Chicago
BUF
Buffalo
CA $303 Roundtrip, found 6 days ago
CA $303
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Jan 5 from Chicago to Buffalo, returning Wed, Jan 6, priced at CA $303 found 6 days ago
Delta
Wed, Oct 28 - Wed, Nov 4
ORD
Chicago
BUF
Buffalo
CA $315 Roundtrip, found 5 days ago
CA $315
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Oct 28 from Chicago to Buffalo, returning Wed, Nov 4, priced at CA $315 found 5 days ago
Delta
Tue, Jan 5 - Wed, Jan 6
ORD
Chicago
BUF
Buffalo
CA $317 Roundtrip, found 6 days ago
CA $317
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Jan 5 from Chicago to Buffalo, returning Wed, Jan 6, priced at CA $317 found 6 days ago
American Airlines
Thu, Oct 1 - Sat, Oct 31
ORD
Chicago
BUF
Buffalo
CA $327 Roundtrip, found 6 hours ago
CA $327
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Thu, Oct 1 from Chicago to Buffalo, returning Sat, Oct 31, priced at CA $327 found 6 hours ago
American Airlines
Mon, Sep 21 - Sat, Oct 31
ORD
Chicago
BUF
Buffalo
CA $328 Roundtrip, found 3 days ago
CA $328
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Sep 21 from Chicago to Buffalo, returning Sat, Oct 31, priced at CA $328 found 3 days ago
Delta
Mon, Sep 21 - Sat, Oct 31
ORD
Chicago
BUF
Buffalo
CA $328 Roundtrip, found 3 days ago
CA $328
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Sep 21 from Chicago to Buffalo, returning Sat, Oct 31, priced at CA $328 found 3 days ago
Delta
Tue, Jan 5 - Wed, Jan 6
ORD
Chicago
BUF
Buffalo
CA $330 Roundtrip, found 6 days ago
CA $330
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Jan 5 from Chicago to Buffalo, returning Wed, Jan 6, priced at CA $330 found 6 days ago
American Airlines
Thu, Oct 22 - Sun, Oct 25
ORD
Chicago
BUF
Buffalo
CA $332 Roundtrip, found 3 days ago
CA $332
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Oct 22 from Chicago to Buffalo, returning Sun, Oct 25, priced at CA $332 found 3 days ago
JetBlue Airways
Thu, Oct 1 - Sat, Oct 31
ORD
Chicago
BUF
Buffalo
CA $349 Roundtrip, found 6 hours ago
CA $349
Roundtrip
found 6 hours ago
Select JetBlue Airways flight, departing Thu, Oct 1 from Chicago to Buffalo, returning Sat, Oct 31, priced at CA $349 found 6 hours ago

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 centre is 16 minutes. Flights from CA $522
BUF
Buffalo Niagara Intl.
CheapestClosest
Average driving time to city centre16 min
Flights from CA $522

Frequently asked questions

How much does a flight from Chicago, IL (ORD) to Buffalo, NY (BUF) cost?
You can find one-way and return flights from Chicago, IL (ORD) to Buffalo, NY (BUF) with Expedia. 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 our cheapest fares first, and use the Price Tracking tool to receive alerts when ORD to BUF ticket fares go up or down.
What is the cheapest month to fly from Chicago, IL (ORD) to Buffalo, NY (BUF)?
The cheapest months to fly from Chicago, IL (ORD) to Buffalo, NY (BUF) are typically during off-peak season 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 are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
There are 2 airlines offering direct flights from Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.). Here are the carriers:
  • United operates 39 direct flights from Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) every week.
  • American Airlines operates 35 direct flights from Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) every week.
What is the cheapest airline that flies from Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Kennedy Intl. (JFK), starting from around CA$296. United is one of the cheapest airlines offering nonstop return flights from Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.), with tickets starting from around CA$405 for flights that can be booked for departure within the next year. JetBlue Airways offers one of the cheapest connecting return flights with a layover in John F. These prices are per adult for economy/coach class. 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.
How do I find cheap flights from Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
To find a cheap flight from Chicago, IL (ORD-O'Hare Intl.) 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 airline to fly with from Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The best airline to fly with from Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) will differ from traveler to traveler. If you like to fly early, American Airlines offers early morning flights. If price is the most important factor, American Airlines typically offers the lowest fares. American Airlines offers the most daily flights from Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Chicago, IL (ORD) to Buffalo, NY (BUF)?
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.
How many flights per day from Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
You'll find around 10 nonstop flights per day from Chicago O'Hare International (ORD) to Buffalo Niagara International (BUF). For even more choices, look at flights that include layovers, as there are approximately 102 connecting flights per day. Some common connection points include LaGuardia (LGA), Hartsfield-Jackson Atlanta International (ATL), and Philadelphia International (PHL).
What is the earliest flight from Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The earliest flight from Chicago O'Hare International Airport (ORD) to Buffalo Niagara International Airport (BUF) typically departs around 12:05 AM local time. This flight is operated by American Airlines. This is a seasonal service, active only in December. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
You'll find the most flights from Chicago O'Hare International Airport (ORD) to Buffalo Niagara International Airport (BUF) on a Friday, with around 51 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include American Airlines, Delta, and United. Flight schedules are fairly consistent throughout the week, with Fridays having only slightly more options than other weekdays.
What are the most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) are in the morning, from 6am to 9am. Many major carriers, including American Airlines, Delta and United, offer flights during this window. Many travelers prefer this time as it allows for an early start to their day at their destination.
How long does it take to fly from Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
When flying from Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.), you have a few options. A nonstop flight typically takes around 1 hour 48 minutes, covering a distance of approximately 760 kilometers. If you opt for a flight with one stop, your travel time will generally be longer, around 5 hours. Flights with two or more stops usually take about 7 hours 30 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some flexibility in your travel plans.
Can you fly business or first class from Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Yes, you can fly business class or first class between ORD and BUF. You can fly business class with Frontier Airlines and Delta.First class cabins are available on United, Delta, and American Airlines.
How do I earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight with Expedia?
It's easy to earn miles on a Chicago, IL (ORD-O'Hare Intl.) 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, NY (BUF) from Chicago, IL (ORD)?
If you're planning to travel to Buffalo from O'Hare Intl. (ORD), you can fly directly into Buffalo Niagara Intl. (BUF). Some flights may connect through major hubs like Logan Intl. (BOS), Nashville Intl. (BNA), or Indianapolis Intl. (IND) 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 Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) at the last minute?
Typically, booking a last minute flight from Chicago, IL (ORD-O'Hare Intl.) 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 Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight and hotel package?
Securing a Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) 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 Chicago, IL (ORD-O'Hare Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
If you booked your Chicago, IL (ORD-O'Hare Intl.) 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
O'Hare Intl.
Destination airport
Buffalo Niagara Intl.
Airlines serving
American Airlines, Delta, JetBlue Airways, United
Roundtrip price
CA $301
Distance
755 km
Average flight time
2 hours 48 mins

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Chicago to Buffalo Flights

The easy way to book your flights from Chicago to Buffalo 

With Expedia, it’s simple to find and book flights to Buffalo from Chicago whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Buffalo Niagara Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Chicago to Buffalo today, tomorrow, or this week.  

 

Save dollars with cheap flights from O'Hare Intl., ORD to Buffalo Niagara Intl., BUF 

Sort your search results by price to find great deals on your flight from Chicago to Buffalo—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Buffalo from Chicago currently is just CA $301 rising to CA $349.  

Here are more money-saving tips: 

  • Fly in October when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Buffalo  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Buffalo from Chicago 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Buffalo with Expedia today.

Chicago to Buffalo Flights

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