Title: CA $318 Cheap Flights from Chicago (CHI) to Chattanooga (CHA) - Expedia.ca ![Sunrise comes to Lookout Mountain standing behind Downtown Chattanooga Tennessee](https://images.trvl-media.com/place/827/1f1c947b-c560-433d-b5df-6fec97215911.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/827/1f1c947b-c560-433d-b5df-6fec97215911.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $318 Cheap Flights from Chicago (CHI) to Chattanooga (CHA) [View CA $318 flight on Thu, May 21, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:ORD,to:CHA,departure:21/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:317.60&airProductToken=AQozCjEIwYIBEgQ0NzI0GK4cIOIBKJnNjQMwjc6NAzhCQABYAWoFQkFTSUNyCFZWQUhaTkJaEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ## Popular airlines from Chicago to Chattanooga, TN (CHA-Chattanooga Metropolitan) - ![](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:CHI,to:CHA,departure:08/03/2026TANYT&leg2=from:CHA,to:CHI,departure:15/03/2026TANYT&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:CHI,to:CHA,departure:08/03/2026TANYT&leg2=from:CHA,to:CHI,departure:15/03/2026TANYT&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:CHI,to:CHA,departure:08/03/2026TANYT&leg2=from:CHA,to:CHI,departure:15/03/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![](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 Chicago (CHI) to Chattanooga (CHA) Prices were available within the past 7 days and start at CA $318 for one-way flights and CA $284 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Sat, May 23 - Tue, May 26 ORD Chicago CHA Chattanooga CA $284 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ORD,to:CHA,departure:23/05/2026TANYT&leg2=from:CHA,to:ORD,departure:26/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:283.40&airProductToken=AQpECiAIxJgBEgQxNDc3GK4cIOBcKM_jjQMwyuSNAzhFQABYAQogCMSYARIEMTM2NhjgXCDiASii5Y0DMNfljQM4RUABWAEKRgohCMSYARIENDY1MhjiASDjtAEosoGOAzChgo4DOEVAAFgBCiEIxJgBEgQzODc3GOO0ASCuHCjIgo4DMJ-DjgM4RUABWAESCggBEAEYASoCREwYASIECAEQASgEMAE) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Sat, May 23 - Sun, May 24 ORD Chicago CHA Chattanooga CA $332 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ORD,to:CHA,departure:23/05/2026TANYT&leg2=from:CHA,to:ORD,departure:24/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:331.80&airProductToken=AQpECiAIxJgBEgQxNDc3GK4cIOBcKM_jjQMwyuSNAzhFQABYAQogCMSYARIEMTM2NhjgXCDiASii5Y0DMNfljQM4RUABWAEKRgohCMSYARIENDY1MhjiASDjtAEo8uqNAzDh640DOEVAAFgBCiEIxJgBEgQzODc3GOO0ASCuHCiI7I0DMN_sjQM4RUABWAESCggBEAEYASoCREwYASIECAEQASgEMAE) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, May 19 - Wed, May 20 ORD Chicago CHA Chattanooga CA $341 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ORD,to:CHA,departure:19/05/2026TANYT&leg2=from:CHA,to:ORD,departure:20/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:340.40&airProductToken=AQpECiAIxJgBEgQxNTE2GK4cIOBcKLazjQMwrLSNAzhFQABYAQogCMSYARIEMzE0MRjgXCDiASiutY0DMN-1jQM4RUABWAEKRgohCMSYARIENDY1MhjiASDjtAEo8r2NAzDhvo0DOEVAAFgBCiEIxJgBEgQzODc3GOO0ASCuHCiIv40DMN-_jQM4RUABWAESCggBEAEYASoCREwYASIECAEQASgEMAE) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Thu, May 21 - Sat, May 23 ORD Chicago CHA Chattanooga CA $359 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ORD,to:CHA,departure:21/05/2026TANYT&leg2=from:CHA,to:ORD,departure:23/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:358.70&airProductToken=AQpwCjYIxJgBEgQyMDM5GK4cIOO0ASiwyY0DMInKjQM4RUAAWAFqCU1BSU5CQVNJQ3IIVEZWT0EwQlEKNgjEmAESBDUxMTcY47QBIOIBKN7LjQMww8yNAzhFQAFYAWoJTUFJTkJBU0lDcghURlZPQTBCUQpuCjUIxJgBEgQxNTA2GOIBIOBcKOHkjQMwoeWNAzhFQABYAWoJTUFJTkJBU0lDcghWRlZOQTBCUQo1CMSYARIEMTEzORjgXCCuHCjt5Y0DMOnmjQM4RUABWAFqCU1BSU5CQVNJQ3IIVkZWTkEwQlESCggBEAEYASoCREwYASIECAEQASgCKAMoBDAB) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Thu, May 21 - Sat, May 23 ORD Chicago CHA Chattanooga CA $406 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ORD,to:CHA,departure:21/05/2026TANYT&leg2=from:CHA,to:ORD,departure:23/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:406.00&airProductToken=AQpwCjYIxJgBEgQyMDM5GK4cIOO0ASiwyY0DMInKjQM4RUAAWAFqCU1BSU5CQVNJQ3IIVEZWT0EwQlEKNgjEmAESBDUxMTcY47QBIOIBKN7LjQMww8yNAzhFQAFYAWoJTUFJTkJBU0lDcghURlZPQTBCUQpuCjUIxJgBEgQxNTA2GOIBIOBcKOHkjQMwoeWNAzhFQABYAWoJTUFJTkJBU0lDcghYRlZPQTBCUQo1CMSYARIEMTE5ORjgXCCuHCjm5o0DMOvnjQM4RUABWAFqCU1BSU5CQVNJQ3IIWEZWT0EwQlESCggBEAEYASoCREwYASIECAEQASgCKAMoBDAB) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Thu, May 21 - Sat, May 23 ORD Chicago CHA Chattanooga CA $421 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ORD,to:CHA,departure:21/05/2026TANYT&leg2=from:CHA,to:ORD,departure:23/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:420.60&airProductToken=AQozCjEIwYIBEgQ0NzI0GK4cIOIBKJnNjQMwjc6NAzhCQABYAWoFQkFTSUNyCE43RkhaTkJYCmgKMgjBggESBDIxMjEY4gEgo7EBKOLjjQMw-uSNAzhCQABYAWoFQkFTSUNyCE43RkhaTkJYCjIIwYIBEgQxNDI0GKOxASCuHCij5Y0DMMTmjQM4QkABWAFqBUJBU0lDcghON0ZIWk5CWBIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Thu, May 21 - Sat, May 23 ORD Chicago CHA Chattanooga CA $434 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ORD,to:CHA,departure:21/05/2026TANYT&leg2=from:CHA,to:ORD,departure:23/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:433.90&airProductToken=AQpuCjUIxJgBEgQxNTE2GK4cIOBcKPbJjQMw7MqNAzhFQABYAWoJTUFJTkJBU0lDcghURlZPQTBCUQo1CMSYARIENDkyNRjgXCDiASi2zI0DMO_MjQM4RUABWAFqCU1BSU5CQVNJQ3IIVEZWT0EwQlEKcAo2CMSYARIENDY1MhjiASDjtAEo0t-NAzDB4I0DOEVAAFgBaglNQUlOQkFTSUNyCFRGVk9BMEJRCjYIxJgBEgQzODc3GOO0ASCuHCjo4I0DML_hjQM4RUABWAFqCU1BSU5CQVNJQ3IIVEZWT0EwQlESCggBEAEYASoCREwYASIECAEQASgCKAMoBDAB) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Thu, May 21 - Sat, May 23 ORD Chicago CHA Chattanooga CA $441 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ORD,to:CHA,departure:21/05/2026TANYT&leg2=from:CHA,to:ORD,departure:23/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:440.40&airProductToken=AQpwCjYIxJgBEgQyMDM5GK4cIOO0ASiwyY0DMInKjQM4VEAAWAFqCU1BSU5DTEFTQ3IIVEZWT0EwTUwKNgjEmAESBDUxMTcY47QBIOIBKN7LjQMww8yNAzhUQAFYAWoJTUFJTkNMQVNDcghURlZPQTBNTApuCjUIxJgBEgQxNTA2GOIBIOBcKOHkjQMwoeWNAzhWQABYAWoJTUFJTkNMQVNDcghWRlZOQTBNTAo1CMSYARIEMTEzORjgXCCuHCjt5Y0DMOnmjQM4VkABWAFqCU1BSU5DTEFTQ3IIVkZWTkEwTUwSCggBEAEYASoCREwYASIECAEQASgCKAMoBDAB) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Thu, May 21 - Sat, May 23 ORD Chicago CHA Chattanooga CA $449 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ORD,to:CHA,departure:21/05/2026TANYT&leg2=from:CHA,to:ORD,departure:23/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:448.20&airProductToken=AQozCjEIwYIBEgQ0NTExGK4cIOIBKPnPjQMw79CNAzhCQABYAWoFQkFTSUNyCE43RkhaTkJYCjMKMQjBggESBDQ3MjQY4gEgrhwov-SNAzDC5Y0DOEJAAFgBagVCQVNJQ3IIUzdGSFpOQlgSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Thu, May 21 - Sat, May 23 ORD Chicago CHA Chattanooga CA $453 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ORD,to:CHA,departure:21/05/2026TANYT&leg2=from:CHA,to:ORD,departure:23/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:452.50&airProductToken=AQozCjEI1YIBEgQ0NjEyGK4cIOIBKILLjQMw8cuNAzhUQABYAWoFMl9lY29yCFRGQTdBREROCjMKMQjVggESBDQ0MDYY4gEgrhwotOSNAzCx5Y0DOEtAAFgBagUyX2Vjb3IIS0ZBMkFERE4SCggBEAEYASoCVUEYASIECAEQASgCKAMoBDAL) ![](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_) ## Find the cheapest month to fly from Chicago (CHI) to Chattanooga (CHA) ### May is typically the cheapest month to fly From CA $238 - CA $922 per traveller. ## Frequently asked questions ### How much is a flight from Chicago, IL (CHI-All Airports) to CHA? ### Do I need to pay a cancellation fee if I cancel my flight from Chicago, IL (CHI-All Airports) to Chattanooga Metropolitan Airport (CHA)? ### How do I find cheap flights from Chicago, IL (CHI-All Airports) to CHA that have flexible change policies? ### How far is the flight from Chicago, IL (CHI-All Airports) to CHA? ### Which airlines fly direct from Chicago, IL (CHI-All Airports) to Chattanooga Airport? ### Are Chicago, IL (CHI-All Airports) to CHA flight tickets cheaper when they're purchased at the last minute? ## Travel information | Origin airport | O'Hare Intl. | | ------------------- | ------------------------ | | Destination airport | Chattanooga Metropolitan | | Roundtrip price | CA $283 | | Distance | 802 km | ## Book with confidence # Illinois to Chattanooga Flights **The easy way to book your flights from Chicago to Chattanooga** With Expedia, it’s simple to find and book flights to Chattanooga 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 Chattanooga Metropolitan, 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 Chattanooga today, tomorrow, or this week. **Save dollars with cheap flights from CHI-All Airports, CHI to Chattanooga Metropolitan, CHA** Sort your search results by price to find great deals on your flight from Chicago to Chattanooga—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Chattanooga from Chicago currently is just CA $284 rising to CA $724\. 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 Chattanooga - 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 Chattanooga 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 Chattanooga with Expedia today. \*Available to Expedia members.