Title: Cheap Flights to Round Lake Heights , IL from CA $168 - Expedia.ca ![Default HTG hotel image](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights to Round Lake Heights , IL from CA $168 [View CA $168 flight on Tue, Jun 2, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:YYC,to:ORD,departure:02/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:167.88&airProductToken=AQo4CjYI1YIBEgQxOTY4GJgWIK4cKMbRjgMwn9OOAzhOQABYAWoKMV9iYXNpY2Vjb3IIR05BNEEyQk4SCggBEAEYASoCVUEYASIECAEQASgCKAMoBDAL) - [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 [Hotels in Round Lake Heights](https://expedia.ca/Round-Lake-Heights-Hotels.d553248634983066178.Travel-Guide-Hotels)[Round Lake Heights Car Rentals](https://expedia.ca/Car-Rentals-In-Round-Lake-Heights.d553248634983066178.Car-Rental-Guide)[Round Lake Heights Vacation Packages](https://expedia.ca/Round-Lake-Heights.d553248634983066178.Destination-Travel-Guides) ## Popular 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:CMH,to:Round Lake Heights, Illinois, United States of America,departure:02/03/2026TANYT&leg2=from:Round Lake Heights, Illinois, United States of America,to:CMH,departure:09/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) - ![](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:CMH,to:Round Lake Heights, Illinois, United States of America,departure:02/03/2026TANYT&leg2=from:Round Lake Heights, Illinois, United States of America,to:CMH,departure:09/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![](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:CMH,to:Round Lake Heights, Illinois, United States of America,departure:02/03/2026TANYT&leg2=from:Round Lake Heights, Illinois, United States of America,to:CMH,departure:09/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![](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:CMH,to:Round Lake Heights, Illinois, United States of America,departure:02/03/2026TANYT&leg2=from:Round Lake Heights, Illinois, United States of America,to:CMH,departure:09/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![](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:CMH,to:Round Lake Heights, Illinois, United States of America,departure:02/03/2026TANYT&leg2=from:Round Lake Heights, Illinois, United States of America,to:CMH,departure:09/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_NK.svg) Spirit Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Round Lake Heights, Illinois, United States of America,departure:02/03/2026TANYT&leg2=from:Round Lake Heights, Illinois, United States of America,to:CMH,departure:09/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"NK"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:CMH,to:Round Lake Heights, Illinois, United States of America,departure:02/03/2026TANYT&leg2=from:Round Lake Heights, Illinois, United States of America,to:CMH,departure:09/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![](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) ## How much is the cheapest flight to Round Lake Heights? Prices were available within the past 7 days and start at CA $168 for one-way flights and CA $266 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Sat, May 30 - Sat, Jun 6 YYC Calgary ORD Chicago CA $266 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YYC,to:ORD,departure:30/05/2026TANYT&leg2=from:ORD,to:YYC,departure:06/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:265.97&airProductToken=AQoiCiAI1YIBEgQxOTY4GJgWIK4cKOavjgMwv7GOAzhOQABYAQoiCiAI1YIBEgQxMTU2GK4cIJgWKKqDjwMwlYWPAzhOQABYARIKCAEQARgBKgJVQRgBIgQIARABKAQwAQ) ![WestJet](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/WS.gif) Wed, May 20 - Wed, May 27 YYC Calgary ORD Chicago CA $277 Roundtrip found 9 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YYC,to:ORD,departure:20/05/2026TANYT&leg2=from:ORD,to:YYC,departure:27/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:276.40&airProductToken=AQozCjEI16YBEgQxNjEwGJgWIK4cKPjAjQMw1MKNAzhBQABYAWoFQkFTSUNyCEFUV0QwWkJLCjMKMQjXpgESBDE2MTEYrhwgmBYo5pGOAzDRk44DOEFAAFgBagVCQVNJQ3IIQVRXRDBaQksSCggBEAEYASoCV1MYASIECAEQASgCKAMoBDAB) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Sun, Apr 12 - Mon, Apr 13 YYC Calgary ORD Chicago CA $278 Roundtrip found 4 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YYC,to:ORD,departure:12/04/2026TANYT&leg2=from:ORD,to:YYC,departure:13/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:277.27&airProductToken=AQpECiAIwYYBEgMxMzAYmBYgmM4BKMGSigMwppSKAzhHQABYAQogCMGGARIDNTA3GJjOASCuHCjHlYoDML-WigM4R0ABWAEKRAogCNWCARIEMTAxNRiuHCCDaSizpYoDMOKmigM4TkAAWAEKIAjVggESBDI0NTkYg2kgmBYoz6uKAzDprIoDOE5AAVgBEgoIARABGAEqAkFDGAEiBAgBEAEoCCgEMAE) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Tue, Apr 21 - Tue, Aug 25 YYC Calgary ORD Chicago CA $296 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YYC,to:ORD,departure:21/04/2026TANYT&leg2=from:ORD,to:YYC,departure:25/08/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:295.08&airProductToken=AQozCjEIwYIBEgQ0MTYxGJgWIK4cKLz7igMwk_2KAzhCQABYAWoFQkFTSUNyCE9VQUNaU0JYCjMKMQjBggESBDE2MzIYrhwgmBYo3oeWAzDJiZYDOEJAAFgBagVCQVNJQ3IIT1ZBQ1pTQlgSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Sun, Apr 12 - Mon, Apr 13 YUL Montreal ORD Chicago CA $299 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:ORD,departure:12/04/2026TANYT&leg2=from:ORD,to:YUL,departure:13/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:298.26&airProductToken=AQpECiAIxJgBEgQyNjI1GJhdIOBcKNWXigMwl5mKAzhFQABYAQogCMSYARIEMTE5ORjgXCCuHCjKmYoDMMaaigM4RUABWAEKRgohCMSYARIEMjM1OBiuHCDjtAEozKKKAzCco4oDOEVAAFgBCiEIxJgBEgQ1MTM2GOO0ASCYXSiOpIoDMPykigM4RUABWAESCggBEAEYASoCREwYASIECAEQASgEMAE) ## Find the cheapest month to fly from Columbus (CMH) to Chicago (ORD) ### July is typically the cheapest month to fly From CA $109 - CA $427 per traveller. ![](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_) Expedia.ca gives you the best tools to secure great deals on flights to Round Lake Heights. Use our easy and convenient booking engine to browse nonstop flights and convenient departure points every day of the year. Search airfares from the top airlines to book your perfect flight to Round Lake Heights. Whatever your travel needs, you can always rely on Expedia.ca to help you find cheap flights to Round Lake Heights. Using our booking engine is simple - just type in your points of travel and preferred dates and Expedia.ca does the rest! If your travel times are flexible, you can find even better bargains by adjusting your flight dates. Browse connecting flights to increase your chances of finding even lower fares. Thanks to Expedia's Best Price Guarantee, you can book your Round Lake Heights flights with full confidence knowing that you've found the best deal online. Expedia.ca makes the booking process easy and stress-free by offering support along the entire way. Our friendly staff is available 24 hours a day to provide assistance and help you book your ticket. Call us toll-free at 1-888-397-3342 to answer any questions that you may have about your trip to Round Lake Heights. Looking to save even more? Get additional savings by bundling your Round Lake Heights flight with a hotel and/or car rental to create a bargain travel package. Early birds can discover terrific savings by booking in advance while last minute travelers can enjoy great last minute deals. With Expedia.ca, there's no shortage of options to save even more on your Round Lake Heights trip! __Flights to Round Lake Heights information__ | Destination airport | O'Hare Intl. | | ----------------------------- | ------------ | | Destination airport IATA code | ORD | | Destination city name | Chicago | | Roundtrip price | CA $266 | ## Trending flights to Round Lake Heights Prices were available within the past 7 days and start at CA $168 for one-way flights and CA $266 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Sat, May 30 - Sat, Jun 6 YYC Calgary ORD Chicago CA $266 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YYC,to:ORD,departure:30/05/2026TANYT&leg2=from:ORD,to:YYC,departure:06/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:265.97&airProductToken=AQoiCiAI1YIBEgQxOTY4GJgWIK4cKOavjgMwv7GOAzhOQABYAQoiCiAI1YIBEgQxMTU2GK4cIJgWKKqDjwMwlYWPAzhOQABYARIKCAEQARgBKgJVQRgBIgQIARABKAQwAQ) \*Available to Expedia members.