Title: CA $142 Cheap Flights from Buffalo (BUF) to Chicago (ORD) - Expedia.ca ![City of Chicago. Image of Chicago downtown and Chicago River with bridges at sunny summer day](https://images.trvl-media.com/place/178248/e6aa83ce-7ad8-43a5-9d1d-b055eefa7e78.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178248/e6aa83ce-7ad8-43a5-9d1d-b055eefa7e78.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $142 Cheap Flights from Buffalo (BUF) to Chicago (ORD) [View CA $142 flight on Wed, Dec 3, 2025](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:BUF,to:ORD,departure:03/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:141.40&airProductToken=AQpdCiwIwmwSAzUwMRiBLSCpUSjo4P4CMMLh_gI4TEAAWAFqAkROcghTSTJRQlpMMQotCMJsEgQyMTA1GKlRIK4cKJzi_gIwyOP-AjhMQAFYAWoCRE5yCFNJMlFCWkwxEgoIARABGAEqAkI2GAEiBAgBEAEoAigEKAYwAQ) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Chicago O'Hare International Airport (ORD) - ![JetBlue Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_B6.svg) JetBlue Airways [](https://www.expedia.ca/Flights-Search?leg1=from:buf,to:ord,departure:01/11/2025TANYT&leg2=from:ord,to:buf,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"B6"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:buf,to:ord,departure:01/11/2025TANYT&leg2=from:ord,to:buf,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:buf,to:ord,departure:01/11/2025TANYT&leg2=from:ord,to:buf,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:buf,to:ord,departure:01/11/2025TANYT&leg2=from:ord,to:buf,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Frontier Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:buf,to:ord,departure:01/11/2025TANYT&leg2=from:ord,to:buf,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) - ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:buf,to:ord,departure:01/11/2025TANYT&leg2=from:ord,to:buf,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Cheap flights from Buffalo (BUF) to Chicago (ORD) Prices were available within the past 7 days and start at CA $142 for one-way flights and CA $283 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![JetBlue Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/b6.gif) Tue, Dec 9 - Wed, Dec 10 BUF Buffalo ORD Chicago CA $283 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:ORD,departure:09/12/2025TANYT&leg2=from:ORD,to:BUF,departure:10/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:282.90&airProductToken=AQpBCh4IwmwSAzUwMRiBLSCpUSiopP8CMIKl_wI4TEAAWAEKHwjCbBIEMjEwNRipUSCuHCjcpf8CMIin_wI4TEABWAEKQgofCMJsEgQyMTA2GK4cIKlRKKyr_wIwtaz_AjhMQABYAQofCMJsEgQxMjAyGKlRIIEtKLKu_wIwi6__AjhMQAFYARIKCAEQARgBKgJCNhgBIgQIARABKAQwAQ) ![JetBlue Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/b6.gif) Tue, Mar 31 - Wed, Apr 15 BUF Buffalo ORD Chicago CA $284 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:ORD,departure:31/03/2026TANYT&leg2=from:ORD,to:BUF,departure:15/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:283.90&airProductToken=AQpCCh8IwmwSBDIwMDEYgS0gqVEosouJAzCJjIkDOExAAFgBCh8IwmwSBDIxMDUYqVEgrhwowI2JAzDqjokDOExAAVgBCkEKHwjCbBIEMjEwNhiuHCCpUSiBuIoDMI-5igM4TEAAWAEKHgjCbBIDMTAyGKlRIIEtKLS7igMwmbyKAzhMQAFYARIKCAEQARgBKgJCNhgBIgQIARABKAQwAQ) ![JetBlue Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/b6.gif) Wed, Apr 29 - Tue, May 12 BUF Buffalo ORD Chicago CA $289 Roundtrip found 5 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:ORD,departure:29/04/2026TANYT&leg2=from:ORD,to:BUF,departure:12/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:288.40&airProductToken=AQpBCh8IwmwSBDE5MDEYgS0gqVEoldOLAzDp04sDOExAAFgBCh4IwmwSAzQwNRipUSCuHCi11IsDMOTViwM4TEABWAEKQwofCMJsEgMzMTIYrhwgwZMBKOLljAMw8-aMAzhMQABYAQogCMJsEgQxMTE1GMGTASCBLSjr54wDMM7ojAM4TEABWAESCggBEAEYASoCQjYYASIECAEQASgEMAE) ![JetBlue Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/b6.gif) Mon, Mar 30 - Wed, Apr 15 BUF Buffalo ORD Chicago CA $291 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:ORD,departure:30/03/2026TANYT&leg2=from:ORD,to:BUF,departure:15/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:290.40&airProductToken=AQpCCh8IwmwSBDIwMDEYgS0gqVEokoCJAzDpgIkDOExAAFgBCh8IwmwSBDIxMDUYqVEgrhwooIKJAzDKg4kDOExAAVgBCkEKHwjCbBIEMjEwNhiuHCCpUSiBuIoDMI-5igM4TEAAWAEKHgjCbBIDMTAyGKlRIIEtKLS7igMwmbyKAzhMQAFYARIKCAEQARgBKgJCNhgBIgQIARABKAQwAQ) ![JetBlue Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/b6.gif) Sat, Apr 18 - Tue, Apr 28 BUF Buffalo ORD Chicago CA $292 Roundtrip found 5 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:ORD,departure:18/04/2026TANYT&leg2=from:ORD,to:BUF,departure:28/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:291.70&airProductToken=AQpCCh8IwmwSBDIwMDEYgS0gqVEo8tWKAzDJ1ooDOExAAFgBCh8IwmwSBDIxMDUYqVEgrhwogNiKAzCq2YoDOExAAVgBCkIKHwjCbBIEMTMwNhiuHCCpUSjIx4sDMNfIiwM4TEAAWAEKHwjCbBIEMTQwMhipUSCBLSi4yYsDMI3KiwM4TEABWAESCggBEAEYASoCQjYYASIECAEQASgEMAE) ![JetBlue Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/b6.gif) Tue, Nov 11 - Tue, Nov 18 BUF Buffalo ORD Chicago CA $293 Roundtrip just found [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:ORD,departure:11/11/2025TANYT&leg2=from:ORD,to:BUF,departure:18/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:292.70&airProductToken=AQpeCi0IwmwSAzIxNhiBLSDBkwEolOT8AjDo5PwCOExAAFgBagJETnIIUEMyQVVFTDEKLQjCbBIDMzExGMGTASCuHCiq5fwCMOPm_AI4TEABWAFqAkROcghQQzJBVUVMMQpeCi0IwmwSBDIxMDYYrhwgqVEo7LP9AjDztP0COExAAFgBagJETnIIUEMyQVVFTDEKLQjCbBIEMTIwMhipUSCBLSjetv0CMLe3_QI4TEABWAFqAkROcghQQzJBVUVMMRIKCAEQARgBKgJCNhgBIgQIARABKAIoBCgGMAE) ![JetBlue Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/b6.gif) Sun, Mar 8 - Sun, Mar 29 BUF Buffalo ORD Chicago CA $295 Roundtrip found 5 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:ORD,departure:08/03/2026TANYT&leg2=from:ORD,to:BUF,departure:29/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:294.70&airProductToken=AQpCCh8IwmwSAzIxNhiBLSDBkwEo8IiHAzDFiYcDOExAAFgBCh8IwmwSAzMxMRjBkwEgrhwohoqHAzC0i4cDOExAAVgBCkEKHwjCbBIEMjEwNhiuHCCpUSjh-IgDMO_5iAM4TEAAWAEKHgjCbBIDMTAyGKlRIIEtKJT8iAMw-fyIAzhMQAFYARIKCAEQARgBKgJCNhgBIgQIARABKAQwAQ) ![JetBlue Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/b6.gif) Sat, Apr 18 - Sat, May 2 BUF Buffalo ORD Chicago CA $296 Roundtrip found 5 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:ORD,departure:18/04/2026TANYT&leg2=from:ORD,to:BUF,departure:02/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:296.00&airProductToken=AQpCCh8IwmwSBDIwMDEYgS0gqVEo8tWKAzDJ1ooDOExAAFgBCh8IwmwSBDIxMDUYqVEgrhwogNiKAzCq2YoDOExAAVgBCkEKHgjCbBIDOTA2GK4cIKlRKOP1iwMw8vaLAzhMQABYAQofCMJsEgQxMjAyGKlRIIEtKKf4iwMwkPmLAzhMQAFYARIKCAEQARgBKgJCNhgBIgQIARABKAQwAQ) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, Nov 12 - Wed, Nov 19 BUF Buffalo ORD Chicago CA $324 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:ORD,departure:12/11/2025TANYT&leg2=from:ORD,to:BUF,departure:19/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:323.30&airProductToken=AQozCjEIwYIBEgQyMzU5GIEtIK4cKJjw_AIwkPH8AjhCQABYAWoFQkFTSUNyCE5WQVdVU0JYEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Thu, Nov 20 - Thu, Nov 27 BUF Buffalo ORD Chicago CA $376 Roundtrip found 1 hour ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:BUF,to:ORD,departure:20/11/2025TANYT&leg2=from:ORD,to:BUF,departure:27/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:375.50&airProductToken=AQpECiAIxJgBEgQ1MjIzGIEtIKlRKPPL_QIwzcz9AjhFQABYAQogCMSYARIENTY3ORipUSCuHCjdz_0CMI_R_QI4RUABWAEKRgohCMSYARIEMTY1NBiuHCDjtAEorpr-AjD_mv4COEVAAFgBCiEIxJgBEgQ0MTQ5GOO0ASCBLSjtnP4CMLed_gI4RUABWAESCggBEAEYASoCREwYASIECAEQASgEMAE) ## Find the cheapest month to fly from Buffalo (BUF) to Chicago (ORD) ### June is typically the cheapest month to fly From CA $117 - CA $677 per traveller. ## Alternative airports near Chicago Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.ca/Flights-Search?leg1=from:BUF,to:MDW,departure:01/11/2025TANYT&leg2=from:MDW,to:BUF,departure:03/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) MDW Midway Intl. Closest 16 min [Flights from CA $633](https://www.expedia.ca/Flights-Search?leg1=from:BUF,to:MDW,departure:01/11/2025TANYT&leg2=from:MDW,to:BUF,departure:03/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Frequently asked questions ### How much is a flight from BUF to O'Hare Airport? > Based on airfares available within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between BUF and O'Hare Intl. Airport (ORD) start from CA $283. Book today to secure the best price for your adventure. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from BUF to O'Hare Intl. Airport (ORD)? > Each air carrier has its own terms and conditions. If you do decide to cancel, follow the easy instructions on our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Buffalo Niagara International Airport to ORD that have flexible change policies? > Select our "No change fees" filter to find flexible ticketing options for your flight from Buffalo Niagara Intl. Airport (BUF) to ORD. This allows you to lock in a fantastic price ahead of time and still have the freedom to make changes without any additional fees. Fare adjustments may apply if your new flight is more expensive. ### How many hours is the flight from Buffalo Niagara International Airport to O'Hare Intl. Airport (ORD)? > It only takes about 2 hours and 4 minutes to jet from BUF to ORD. Buckle up and make yourself comfortable — but not too comfortable. You'll be landing in no time. ### How far is the flight from BUF to O'Hare Airport? > The flight distance from Buffalo Niagara Intl. Airport (BUF) (BUF) to O'Hare Airport (ORD) is just 760 kilometres. You'll be walking down the air bridge and grabbing your bags from the carousel in no time at all. ### Which airlines fly direct from BUF to ORD? > Many savvy travellers choose to fly with United Airlines (UA) from Buffalo Niagara International Airport to O'Hare Intl. Airport (ORD). This leading airline offers 73 monthly flights, so you can easily find a flight time that's right for you. For more options, have a look at the ticket prices from American Airlines (AA). This airlines operates 60 monthly flights between these airports. ### Are Buffalo Niagara Intl. Airport (BUF) to O'Hare Airport flight tickets cheaper when they're purchased at the last minute? > It is possible to get great last-minute deals from BUF to ORD, but it's also possible to miss out altogether! As many airlines advertise prices up to a year in advance, it's worthwhile keeping an eye on fares early and being ready to book when you see a bargain. Expedia compares carrier prices and updates flight deals regularly, so you can rest assured you're always getting the latest offers. ## Travel information 0 | Origin airport | Buffalo Niagara Intl. | | --- | --- | | Destination airport | O'Hare Intl. | | Airlines serving | American Airlines, Delta, JetBlue Airways, United | | Roundtrip price | CA $283 | | Distance | 755 km | ## Book with confidence ### Buffalo to Chicago Flights **The easy way to book your flights from Buffalo to Chicago**  With Expedia, it’s simple to find and book flights to Chicago from Buffalo 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 O'Hare 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 Buffalo to Chicago today, tomorrow, or this week.   **Save dollars with cheap flights from Buffalo Niagara Intl., BUF to O'Hare Intl., ORD**  Sort your search results by price to find great deals on your flight from Buffalo to Chicago—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Chicago from Buffalo currently is just CA $283 rising to CA $376.   Here are more money-saving tips:  - Fly in December when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Chicago   - 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 Chicago from Buffalo**  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 Chicago with Expedia today. ## Explore a world of travel with Expedia - Flights - [Flights from Calgary to Rosemont](https://www.expedia.ca/lp/flights/178245/7581/calgary-to-rosemont) - [Flights from Denver to Northwest Chicago](https://www.expedia.ca/lp/flights/178254/6350697/denver-to-northwest-chicago) - [Flights from Los Angeles to Evanston](https://www.expedia.ca/lp/flights/178280/8049/los-angeles-to-evanston) - [Flights from Mexico City to Northwest Chicago](https://www.expedia.ca/lp/flights/178285/6350697/mexico-city-to-northwest-chicago) - [Flights from New York to Evanston](https://www.expedia.ca/lp/flights/178293/8049/new-york-to-evanston) - [Flights from Ottawa to Evanston](https://www.expedia.ca/lp/flights/178296/8049/ottawa-to-evanston) - [Flights from Philadelphia to Rosemont](https://www.expedia.ca/lp/flights/178297/7581/philadelphia-to-rosemont) - [Flights from Portland to Rosemont](https://www.expedia.ca/lp/flights/178299/7581/portland-to-rosemont) - 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