CA $165 Cheap Flights from Chicago (MDW) to Buffalo (BUF)

View CA $165 flight on Tue, May 26, 2026Opens in a new window

Flight 1

Popular airlines from Chicago Midway Airport (MDW) to Buffalo Niagara Intl. Airport (BUF)

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

Prices were available within the past 7 days and start at CA $165 for one-way flights and CA $392 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, May 9 - Mon, May 11
MDW
Chicago
BUF
Buffalo
CA $392 Roundtrip, found 6 days ago
CA $392
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, May 9 from Chicago to Buffalo, returning Mon, May 11, priced at CA $392 found 6 days ago
Delta
Sat, May 9 - Mon, May 18
MDW
Chicago
BUF
Buffalo
CA $429 Roundtrip, found 6 days ago
CA $429
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, May 9 from Chicago to Buffalo, returning Mon, May 18, priced at CA $429 found 6 days ago
Delta
Mon, Jun 8 - Mon, Jun 15
MDW
Chicago
BUF
Buffalo
CA $450 Roundtrip, found 2 days ago
CA $450
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Jun 8 from Chicago to Buffalo, returning Mon, Jun 15, priced at CA $450 found 2 days ago
Delta
Wed, May 20 - Fri, May 22
MDW
Chicago
BUF
Buffalo
CA $491 Roundtrip, found 3 hours ago
CA $491
Roundtrip
found 3 hours ago
Select Delta flight, departing Wed, May 20 from Chicago to Buffalo, returning Fri, May 22, priced at CA $491 found 3 hours ago
Delta
Wed, May 20 - Fri, May 22
MDW
Chicago
BUF
Buffalo
CA $492 Roundtrip, found 3 hours ago
CA $492
Roundtrip
found 3 hours ago
Select Delta flight, departing Wed, May 20 from Chicago to Buffalo, returning Fri, May 22, priced at CA $492 found 3 hours ago
Delta
Sun, May 10 - Mon, May 11
MDW
Chicago
BUF
Buffalo
CA $498 Roundtrip, found 6 days ago
CA $498
Roundtrip
found 6 days ago
Select Delta flight, departing Sun, May 10 from Chicago to Buffalo, returning Mon, May 11, priced at CA $498 found 6 days ago
Delta
Wed, Jun 3 - Thu, Jun 4
MDW
Chicago
BUF
Buffalo
CA $506 Roundtrip, found 4 days ago
CA $506
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Jun 3 from Chicago to Buffalo, returning Thu, Jun 4, priced at CA $506 found 4 days ago
Delta
Wed, May 20 - Fri, May 22
MDW
Chicago
BUF
Buffalo
CA $527 Roundtrip, found 3 hours ago
CA $527
Roundtrip
found 3 hours ago
Select Delta flight, departing Wed, May 20 from Chicago to Buffalo, returning Fri, May 22, priced at CA $527 found 3 hours ago
Delta
Wed, May 20 - Fri, May 22
MDW
Chicago
BUF
Buffalo
CA $528 Roundtrip, found 3 hours ago
CA $528
Roundtrip
found 3 hours ago
Select Delta flight, departing Wed, May 20 from Chicago to Buffalo, returning Fri, May 22, priced at CA $528 found 3 hours ago
Delta
Sun, May 10 - Mon, May 18
MDW
Chicago
BUF
Buffalo
CA $535 Roundtrip, found 6 days ago
CA $535
Roundtrip
found 6 days ago
Select Delta flight, departing Sun, May 10 from Chicago to Buffalo, returning Mon, May 18, priced at CA $535 found 6 days 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 $672
BUF
Buffalo Niagara Intl.
CheapestClosest
Average driving time to city centre16 min
Flights from CA $672

Frequently asked questions

How much is a flight from Chicago Airport to Buffalo Niagara International Airport?
If you're travelling from Chicago Airport to Buffalo Niagara Intl. Airport (BUF), round-trip flights start from CA $392. This figure is based on fares available within the last 7 days on Expedia for flights departing within the next year, so don't wait around. Book today and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from MDW to Buffalo Niagara Intl. Airport (BUF)?
Most flights can be conveniently cancelled online, but whether you are charged a fee differs between airlines. If you do need to cancel your break, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Chicago Airport to Buffalo Niagara International Airport that have flexible change policies?
Plenty of carriers will allow you to reschedule your flight at no extra charge. All you pay is the cost difference between the two flights. When searching for MDW to Buffalo Niagara International Airport flights, you'll see a "No change fees" box for you to tick.
How many hours is the flight from MDW to Buffalo Niagara International Airport?
The flight time from Midway Intl. Airport (MDW) to Buffalo Niagara Intl. Airport (BUF) is approximately 5 hours and 14 minutes. Grab your headphones, listen to your favourite playlist and your trip will fly by.
How far is the flight from Midway Airport to Buffalo Niagara International Airport?
A flight distance of just 750 kilometres separates Chicago and Buffalo. Once you're up in the air, you won't have time to do much more than listen to some short podcasts.
Which airlines fly direct from Midway Airport to Buffalo Niagara Intl. Airport (BUF)?
A favourite with many savvy travellers, Southwest Airlines (WN) operates 26 monthly flights from Chicago Airport to Buffalo Niagara International Airport. Pick the one that fits with your travel schedule and book your fare today.
Are MDW to BUF flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Midway Airport to Buffalo Niagara Intl. Airport (BUF) at the last minute could be your ticket to a fantastic deal. However, it could end up costing you a whole lot more! If you'd rather avoid the risk, book well ahead of your departure date. In fact, Expedia has some of the best bargains as far ahead as 12 months in advance. If your preferred carrier hasn't released tickets yet, check back often as deals are updated all the time on Expedia.

Frequently asked questions

Which airlines fly direct from Chicago, IL (MDW-Midway Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Enter MDW to BUF and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Chicago, IL (MDW-Midway Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
To find a cheap flight from Chicago, IL (MDW-Midway 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 (MDW-Midway Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The best airline to fly with from Chicago, IL (MDW-Midway Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) will differ from traveler to traveler. If you like to fly early, WN offers early morning flights. If price is the most important factor, WN typically offers the lowest fares. WN offers the most daily flights from Chicago, IL (MDW-Midway 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 (MDW-Midway Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
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 (MDW-Midway Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
There are approximately 3 nonstop flights per day from Chicago, IL (MDW-Midway Intl.) (MDW) to Buffalo, NY (BUF-Buffalo Niagara Intl.) (BUF). For even more choice, look at flights that include layovers, as there are around 64 connecting flights per day. Some common connection points include Detroit Metropolitan Wayne County (DTW), Hartsfield-Jackson Atlanta Intl. (ATL), and Baltimore Washington Intl. Thurgood Marshall (BWI).
What is the earliest flight from Chicago, IL (MDW-Midway Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The earliest flight from Chicago, IL (MDW-Midway Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) typically departs at approximately 5:00 AM local time, operated by WN. This is a seasonal service active in July. An early departure like this can help maximize 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 (MDW-Midway Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
You'll typically find the most flights from Chicago, IL (MDW-Midway Intl.) (MDW) to Buffalo, NY (BUF-Buffalo Niagara Intl.) (BUF) on a Wednesday, with around 28 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Southwest Airlines, Delta Air Lines, and Frontier Airlines. Flight schedules are consistent throughout the week.
What are the most popular departure times for flights from Chicago, IL (MDW-Midway Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The most popular departure times for flights from Chicago, IL (MDW-Midway Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) are in the afternoon, from 12pm to 3pm. About 29 CAD% of passengers prefer this time. Many major carriers, including Southwest Airlines and Delta, offer flights during this window. This timing works well because it allows you to have a productive morning before heading to the airport, and you'll arrive at your destination with plenty of time in the afternoon.
How long does it take to fly from Chicago, IL (MDW-Midway Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Direct flights from MDW to BUF usually take about 1 hour 30 minutes, traveling roughly 467 miles. If you opt for a connecting flight, expect to add around 3 hours 30 minutes to your journey. 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 Chicago, IL (MDW-Midway Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Select the "Business class" and "First class" filters when looking for MDW to BUF 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 Chicago, IL (MDW-Midway Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight with Expedia?
It's easy to earn miles on a Chicago, IL (MDW-Midway 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 from Midway Intl. (MDW)?
If you're planning to travel to Buffalo from Midway Intl. (MDW), you can fly directly into Buffalo Niagara Intl. (BUF) Some flights may connect through major hubs like Detroit Metropolitan Wayne County (DTW), Cincinnati - Northern Kentucky Intl. (CVG), Bradley Intl. (BDL) 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 (MDW-Midway Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) at the last minute?
Typically, booking a last minute flight from Chicago, IL (MDW-Midway 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 (MDW-Midway Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight and hotel package?
Securing a Chicago, IL (MDW-Midway 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 (MDW-Midway Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
If you booked your Chicago, IL (MDW-Midway 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
Midway Intl.
Destination airport
Buffalo Niagara Intl.
Airlines serving
Delta
Roundtrip price
CA $392
Distance
746 km
Average flight time
2 hours 29 mins

Book with confidence

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 Midway Intl., MDW 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 $392 rising to CA $535.  

Here are more money-saving tips: 

  • Fly in May 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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