Title: CA $237 Cheap Flights from Thunder Bay (YQT) to Chicago (MDW) - 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 $237 Cheap Flights from Thunder Bay (YQT) to Chicago (MDW) [View CA $237 flight on Sat, Apr 4, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:YQT,to:MDW,departure:04/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:236.53&airProductToken=AQpqCjMI0IgBEgQyNjMwGJicASD4zAEo0LiJAzDIuYkDOFdAAFgBagVCQVNJQ3IIVzJOMFpEWkwKMwjQiAESBDIzODcY-MwBIOywASiYuokDMIa7iQM4V0ABWAFqBUJBU0lDcghXMk4wWkRaTBIKCAEQARgBKgJQRBgBIgQIARABKAIoAygEMAE) ## Popular airlines from Thunder Bay, ON (YQT-Thunder Bay Intl.) to Chicago Midway Airport (MDW) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:YQT,to:MDW,departure:20/03/2026TANYT&leg2=from:MDW,to:YQT,departure:27/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) - ![](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\* - ![](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\* - ![](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 Thunder Bay (YQT) to Chicago (MDW) Prices were available within the past 7 days and start at CA $237 for one-way flights and CA $445 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Porter Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PD.gif) Sat, Apr 4 - Mon, Apr 20 YQT Thunder Bay MDW Chicago CA $445 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YQT,to:MDW,departure:04/04/2026TANYT&leg2=from:MDW,to:YQT,departure:20/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:444.91&airProductToken=AQpICiII0IgBEgQyNjMwGJicASD4zAEo0LiJAzDIuYkDOFdAAFgBCiII0IgBEgQyMzg3GPjMASDssAEomLqJAzCGu4kDOFdAAVgBCkgKIgjQiAESBDIzODgY7LABIPjMASjA7ooDMKbvigM4V0AAWAEKIgjQiAESBDI2MzkY-MwBIJicASiK8YoDMI7yigM4V0ABWAESCggBEAEYASoCUEQYASIECAEQASgEMAE) ![Porter Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PD.gif) Sat, Apr 18 - Mon, May 4 YQT Thunder Bay MDW Chicago CA $486 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YQT,to:MDW,departure:18/04/2026TANYT&leg2=from:MDW,to:YQT,departure:04/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:485.85&airProductToken=AQpICiII0IgBEgQyNjMwGJicASD4zAEokNaKAzCI14oDOFdAAFgBCiII0IgBEgQyMzg3GPjMASDssAEo2NeKAzDG2IoDOFdAAVgBCkgKIgjQiAESBDIzOTQY7LABIPjMASiEjowDMOiOjAM4WkAAWAEKIgjQiAESBDI2MzkY-MwBIJicASjMj4wDMMmQjAM4WkABWAESCggBEAEYASoCUEQYASIECAEQASgEMAE) ![Porter Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PD.gif) Thu, Apr 2 - Mon, Apr 20 YQT Thunder Bay MDW Chicago CA $490 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YQT,to:MDW,departure:02/04/2026TANYT&leg2=from:MDW,to:YQT,departure:20/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:489.01&airProductToken=AQpICiII0IgBEgQyNjMyGJicASD4zAEopqOJAzCepIkDOERAAFgBCiII0IgBEgQyMzkzGPjMASDssAEolqWJAzCEpokDOERAAVgBCkgKIgjQiAESBDIzODgY7LABIPjMASjA7ooDMKbvigM4V0AAWAEKIgjQiAESBDI2MzkY-MwBIJicASiK8YoDMI7yigM4V0ABWAESCggBEAEYASoCUEQYASIECAEQASgEMAE) ![Porter Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PD.gif) Sun, Apr 12 - Wed, Apr 15 YQT Thunder Bay MDW Chicago CA $495 Roundtrip found 20 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YQT,to:MDW,departure:12/04/2026TANYT&leg2=from:MDW,to:YQT,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:494.83&airProductToken=AQpICiII0IgBEgQyNjMwGJicASD4zAEo0JKKAzDIk4oDOFdAAFgBCiII0IgBEgQyMzkzGPjMASDssAEo1pWKAzDElooDOFdAAVgBCkgKIgjQiAESBDIzODgY7LABIPjMASigtooDMIa3igM4V0AAWAEKIgjQiAESBDI2MzkY-MwBIJicASjquIoDMO65igM4V0ABWAESCggBEAEYASoCUEQYASIECAEQASgEMAE) ![Porter Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PD.gif) Sat, Apr 25 - Thu, May 14 YQT Thunder Bay MDW Chicago CA $497 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YQT,to:MDW,departure:25/04/2026TANYT&leg2=from:MDW,to:YQT,departure:14/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:496.35&airProductToken=AQpICiII0IgBEgQyNjMwGJicASD4zAEo8KSLAzDopYsDOFdAAFgBCiII0IgBEgQyMzg3GPjMASDssAEouKaLAzCmp4sDOFdAAVgBCkgKIgjQiAESBDIzODgY7LABIPjMASid_IwDMIH9jAM4WkAAWAEKIgjQiAESBDI2MzUY-MwBIJicASjv_YwDMOz-jAM4WkABWAESCggBEAEYASoCUEQYASIECAEQASgEMAE) ![Porter Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PD.gif) Sat, Mar 21 - Wed, Mar 25 YQT Thunder Bay MDW Chicago CA $497 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YQT,to:MDW,departure:21/03/2026TANYT&leg2=from:MDW,to:YQT,departure:25/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:496.59&airProductToken=AQpICiII0IgBEgQyNjMwGJicASD4zAEokJuIAzCInIgDOFpAAFgBCiII0IgBEgQyMzg3GPjMASDssAEoxJyIAzCynYgDOFpAAVgBCkgKIgjQiAESBDIzODgY7LABIPjMASiAyogDMObKiAM4V0AAWAEKIgjQiAESBDI2MzkY-MwBIJicASjKzIgDMM7NiAM4V0ABWAESCggBEAEYASoCUEQYASIECAEQASgEMAE) ![Porter Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PD.gif) Sat, Apr 18 - Sat, May 2 YQT Thunder Bay MDW Chicago CA $519 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YQT,to:MDW,departure:18/04/2026TANYT&leg2=from:MDW,to:YQT,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:518.32&airProductToken=AQpqCjMI0IgBEgQyNjMwGJicASD4zAEokNaKAzCI14oDOFdAAFgBagVCQVNJQ3IIVzJOMFpEWkwKMwjQiAESBDIzODcY-MwBIOywASjY14oDMMbYigM4V0ABWAFqBUJBU0lDcghXMk4wWkRaTApqCjMI0IgBEgQyMzg4GOywASD4zAEonfWLAzCB9osDOERAAFgBagVCQVNJQ3IIRDZOMFpSWkwKMwjQiAESBDI2MzUY-MwBIJicASiw94sDMK34iwM4REABWAFqBUJBU0lDcghENk4wWlJaTBIKCAEQARgBKgJQRBgBIgQIARABKAIoAygEMAE) ![Porter Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PD.gif) Mon, Apr 6 - Tue, Apr 7 YQT Thunder Bay MDW Chicago CA $519 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YQT,to:MDW,departure:06/04/2026TANYT&leg2=from:MDW,to:YQT,departure:07/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:518.65&airProductToken=AQpICiII0IgBEgQyNjMyGJicASD4zAEoptCJAzCe0YkDOERAAFgBCiII0IgBEgQyMzkzGPjMASDssAEoltKJAzCE04kDOERAAVgBCkgKIgjQiAESBDIzODgY7LABIPjMASig3IkDMIbdiQM4V0AAWAEKIgjQiAESBDI2MzkY-MwBIJicASjq3okDMO7fiQM4V0ABWAESCggBEAEYASoCUEQYASIECAEQASgEMAE) ![Porter Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PD.gif) Mon, Jun 1 - Tue, Jun 16 YQT Thunder Bay MDW Chicago CA $527 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YQT,to:MDW,departure:01/06/2026TANYT&leg2=from:MDW,to:YQT,departure:16/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:526.80&airProductToken=AQpICiII0IgBEgQyNjMwGJicASD4zAEomMSOAzCQxY4DOFpAAFgBCiII0IgBEgQyMzg3GPjMASDssAEowsWOAzCwxo4DOFpAAVgBCkgKIgjQiAESBDIzOTQY7LABIPjMASjk8Y8DMMjyjwM4WkAAWAEKIgjQiAESBDI2MzkY-MwBIJicASis848DMKn0jwM4WkABWAESCggBEAEYASoCUEQYASIECAEQASgEMAE) ![Porter Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PD.gif) Thu, May 14 - Mon, Jun 1 YQT Thunder Bay MDW Chicago CA $538 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YQT,to:MDW,departure:14/05/2026TANYT&leg2=from:MDW,to:YQT,departure:01/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:537.30&airProductToken=AQpICiII0IgBEgQyNjMwGJicASD4zAEo2PmMAzDQ-owDOFpAAFgBCiII0IgBEgQyMzg3GPjMASDssAEogvuMAzDw-4wDOFpAAVgBCkgKIgjQiAESBDIzOTQY7LABIPjMASiEyY4DMOjJjgM4WkAAWAEKIgjQiAESBDI2MzkY-MwBIJicASjMyo4DMMnLjgM4WkABWAESCggBEAEYASoCUEQYASIECAEQASgEMAE) ![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-us-ca.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## The Annual Vacation Sale Members save up to 40% on hotels and homes. Plan this year’s big trip and save. [Book now](https://expedia.ca/deals?rfrr=FTG_SPRING_PROMO_) ## 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:YQT,to:ORD,departure:20/03/2026TANYT&leg2=from:ORD,to:YQT,departure:28/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ORD O'Hare Intl. Cheapest 23 min [Flights from CA $715 ](https://www.expedia.ca/Flights-Search?leg1=from:YQT,to:ORD,departure:20/03/2026TANYT&leg2=from:ORD,to:YQT,departure:28/03/2026TANYT&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 Thunder Bay Intl. Airport to Midway Intl. Airport (MDW)? ### Do I need to pay a cancellation fee if I cancel my flight from YQT to Midway Airport? ### How do I find cheap flights from Thunder Bay Intl. Airport to Midway Airport that have flexible change policies? ### How many hours is the flight from Thunder Bay Intl. Airport to Midway Airport? ### How far is the flight from Thunder Bay Intl. Airport to Midway Airport? ### Which airlines fly direct from YQT to Midway Airport? ### Are YQT to Midway Airport flight tickets cheaper when they're purchased at the last minute? ## Travel information | Origin airport | Thunder Bay Intl. | | ------------------- | ----------------- | | Destination airport | Midway Intl. | | Airlines serving | Porter Airlines | | Roundtrip price | CA $445 | | Distance | 737 km | ## Book with confidence # Thunder Bay to Chicago Flights **The easy way to book your flights from Thunder Bay to Chicago** With Expedia, it’s simple to find and book flights to Chicago from Thunder Bay 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 Midway 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 Thunder Bay to Chicago today, tomorrow, or this week. **Save dollars with cheap flights from Thunder Bay Intl., YQT to Midway Intl., MDW** Sort your search results by price to find great deals on your flight from Thunder Bay to Chicago—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Chicago from Thunder Bay currently is just CA $445 rising to CA $711\. Here are more money-saving tips: - Fly in April 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 Thunder Bay** 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 Lincoln to Rush Street ](https://www.expedia.ca/lp/flights/602964/6175183/lincoln-to-rush-street) - [Flights from Waterloo (ALO) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/alo/ord/waterloo-to-chicago) - [Flights from Ahmedabad (AMD) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/amd/ord/ahmedabad-to-chicago) - [Flights from Atlanta (ATL) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/atl/ord/atlanta-to-chicago) - [Flights from Austin (AUS) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/aus/ord/austin-to-chicago) - [Flights from Bangor (BGR) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/bgr/ord/bangor-to-chicago) - [Flights from Bellingham (BLI) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/bli/ord/bellingham-to-chicago) - [Flights from Nashville (BNA) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/bna/ord/nashville-to-chicago) - [Flights from Mumbai (BOM) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/bom/ord/mumbai-to-chicago) - [Flights from Burlington (BTV) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/btv/ord/burlington-to-chicago) - [Flights from Buffalo (BUF) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/buf/ord/buffalo-to-chicago) - [Flights from Baltimore (BWI) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/bwi/ord/baltimore-to-chicago) - [Flights from Sault Ste. 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[Flights from Madison (MSN) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/msn/ord/madison-to-chicago) - [Flights from Minneapolis (MSP) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/msp/ord/minneapolis-to-chicago) - [Flights from Ogdensburg (OGS) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/ogs/ord/ogdensburg-to-chicago) - [Flights from Omaha (OMA) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/oma/ord/omaha-to-chicago) - [Flights from Ontario (ONT) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/ont/ord/ontario-to-chicago) - [Flights from Plattsburgh (PBG) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/pbg/ord/plattsburgh-to-chicago) - [Flights from Portland (PDX) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/pdx/ord/portland-to-chicago) - [Flights from Philadelphia (PHL) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/phl/ord/philadelphia-to-chicago) - [Flights from Pittsburgh (PIT) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/pit/ord/pittsburgh-to-chicago) - [Flights from Raleigh (RDU) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/rdu/ord/raleigh-to-chicago) - [Flights from Rockford (RFD) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/rfd/ord/rockford-to-chicago) - [Flights from San Diego (SAN) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/san/ord/san-diego-to-chicago) - [Flights from Louisville (SDF) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/sdf/ord/louisville-to-chicago) - [Flights from Seattle (SEA) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/sea/ord/seattle-to-chicago) - [Flights from San Francisco (SFO) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/sfo/ord/san-francisco-to-chicago) - [Flights from Salt Lake City (SLC) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/slc/ord/salt-lake-city-to-chicago) - [Flights from Syracuse (SYR) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/syr/ord/syracuse-to-chicago) - [Flights from Sault Ste. Marie (YAM) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yam/ord/sault-ste-marie-to-chicago) - [Flights from Nanaimo (YCD) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/ycd/ord/nanaimo-to-chicago) - [Flights from St. Catharines (YCM) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/ycm/ord/st-catharines-to-chicago) - [Flights from Edmonton (YEG) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yeg/ord/edmonton-to-chicago) - [Flights from Fredericton (YFC) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yfc/ord/fredericton-to-chicago) - [Flights from Kingston (YGK) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/ygk/ord/kingston-to-chicago) - [Flights from Hamilton (YHM) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yhm/ord/hamilton-to-chicago) - [Flights from Halifax (YHZ) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yhz/ord/halifax-to-chicago) - [Flights from Kamloops (YKA) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yka/ord/kamloops-to-chicago) - [Flights from Kitchener (YKF) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/ykf/ord/kitchener-to-chicago) - [Flights from Kelowna (YLW) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/ylw/ord/kelowna-to-chicago) - [Flights from Ottawa (YOW) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yow/ord/ottawa-to-chicago) - [Flights from Peterborough (YPQ) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/ypq/ord/peterborough-to-chicago) - [Flights from Québec (YQB) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yqb/ord/quebec-to-chicago) - [Flights from Windsor (YQG) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yqg/ord/windsor-to-chicago) - [Flights from Moncton (YQM) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yqm/ord/moncton-to-chicago) - [Flights from Regina (YQR) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yqr/ord/regina-to-chicago) - [Flights from Thunder Bay (YQT) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yqt/ord/thunder-bay-to-chicago) - [Flights from Sudbury (YSB) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/ysb/ord/sudbury-to-chicago) - [Flights from Saint John (YSJ) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/ysj/ord/saint-john-to-chicago) - [Flights from Toronto (YTZ) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/ytz/ord/toronto-to-chicago) - [Flights from Montreal (YUL) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yul/ord/montreal-to-chicago) - [Flights from Vancouver (YVR) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yvr/ord/vancouver-to-chicago) - [Flights from Winnipeg (YWG) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/ywg/ord/winnipeg-to-chicago) - [Flights from Saskatoon (YXE) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yxe/ord/saskatoon-to-chicago) - [Flights from London (YXU) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yxu/ord/london-to-chicago) - [Flights from Abbotsford (YXX) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yxx/ord/abbotsford-to-chicago) - [Flights from North Bay (YYB) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yyb/ord/north-bay-to-chicago) - [Flights from Calgary (YYC) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yyc/ord/calgary-to-chicago) - [Flights from Charlottetown (YYG) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yyg/ord/charlottetown-to-chicago) - [Flights from Victoria (YYJ) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yyj/ord/victoria-to-chicago) - [Flights from St. John's (YYT) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yyt/ord/st-johns-to-chicago) - [Flights from Toronto (YYZ) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yyz/ord/toronto-to-chicago) - [Flights from Sarnia (YZR) to Chicago (ORD) ](https://www.expedia.ca/lp/flights/yzr/ord/sarnia-to-chicago) \*Available to Expedia members.