Chicago (ORD) to Chattanooga (CHA) flights
2 airlines fly nonstop from Chicago (ORD) to Chattanooga (CHA): American Airlines and United Airlines. The two airports are 501 miles (807 km) apart. American Airlines is in oneworld and United Airlines is in Star Alliance. There are also 4 ways to fly it with one stop, through Atlanta, Detroit and Charlotte and more.
Airlines flying nonstop from ORD to CHA
- American Airlinesoneworld · bookable with 9 programsWho books it
- United AirlinesStar Alliance · bookable with 13 programsWho books it
Book ORD to CHA with points
Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.
- Air Canada AeroplanBooks United Airlines
- Air New Zealand AirpointsBooks United Airlines
- Alaska Atmos RewardsBooks American Airlines
- American AAdvantageBooks American Airlines
- ANA Mileage ClubBooks United Airlines
- Avianca LifeMilesBooks United Airlines
- British Airways ClubBooks American Airlines
- Cathay Pacific Asia MilesBooks American Airlines
- Emirates SkywardsBooks United Airlines
- EVA Air Infinity MileageLandsBooks United Airlines
- Finnair PlusBooks American Airlines
- Iberia ClubBooks American Airlines
- JAL Mileage BankBooks American Airlines
- JetBlue TrueBlueBooks United Airlines
- Lufthansa Miles & MoreBooks United Airlines
- Qantas Frequent FlyerBooks American Airlines
- Qatar Airways Privilege ClubBooks American Airlines
- Singapore Airlines KrisFlyerBooks United Airlines
- TAP Miles&GoBooks United Airlines
- Thai Royal Orchid PlusBooks United Airlines
- Turkish Airlines Miles&SmilesBooks United Airlines
- United MileagePlusBooks United Airlines
ORD to CHA with one stop
4 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via Atlanta (ATL)Delta Air Lines the whole way
+1 - Via Detroit (DTW)Delta Air Lines the whole way
- Via Charlotte (CLT)American Airlines the whole way
- Via Washington (DCA)American Airlines the whole way
ORD to CHA: common questions
Which airlines fly nonstop from ORD to CHA?
American Airlines (oneworld) and United Airlines (Star Alliance) fly nonstop from Chicago (ORD) to Chattanooga (CHA).
How far is Chicago from Chattanooga by plane?
Chicago (ORD) and Chattanooga (CHA) are 501 miles (807 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
Which points programs can book ORD to CHA award flights?
22 programs can book at least one of the nonstop airlines: Air Canada Aeroplan, Air New Zealand Airpoints, Alaska Atmos Rewards, American AAdvantage, ANA Mileage Club, Avianca LifeMiles, British Airways Club, Cathay Pacific Asia Miles and 14 more. Which flights each can book depends on its partners, so check the airline before you transfer points.
How many miles does ORD to CHA cost?
It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for ORD to CHA with taxes and fees.
Where can I connect between Chicago and Chattanooga?
The most direct connections are through Atlanta (ATL), Detroit (DTW), Charlotte (CLT) and Washington (DCA). On 4 of them the same airline flies both flights, for example Delta Air Lines through Atlanta.
More routes
Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.