The cheapest times to fly from ORD to CHA are

  • January 1st to February 25th
  • April 30th to May 13th
  • August 13th to November 18th
  • December 3rd to December 16th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from ORD to CHA is late October to early November. Prices can be as high as $645 for Sunday flights during late July, or as low as $251 for Tuesday flights around late October to early November.


When to Fly to Chattanooga

Flying from Chicago, IL (ORD) to Chattanooga, TN (CHA) will usually cost between $257 to $340 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late October to early November with an average ticket price of $271. Due to high demand the most expensive time to fly is late July, with an average price of $364. Planning your trip to low-cost times can easily save you $93 on economy flights and even more on first-class flights. Generally, any price below $286 can be considered a good price for a round-trip ORD to CHA flight.

See below for a graph of average weekly prices for the ORD to CHA route. All prices are for round-trip tickets in USD.

ORD to CHA Flight Prices

Compared to other flights, the ORD to CHA flight is much cheaper than the average and costs much less than the average flight leaving from Chicago. The average price per mile (for a direct flight) is $0.35, which is in the normal range for a flight.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $30 (10%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $274. Return trip prices are from the CHA to ORD flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from ORD to CHA can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 1 hour 53 minutes may be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is a nonstop flight from ORD to CHA while comparing.

Destination alternative #1: Huntsville International-Carl T Jones Field Airport (HSV) in Huntsville, AL

  • 93 miles (150 km) away from CHA
  • Usually 31.12% less expensive than CHA
  • Nonstop flights available

See ORD to HSV flights

Destination alternative #2: Hartsfield-Jackson Atlanta International Airport (ATL) in Atlanta, GA

  • 106 miles (171 km) away from CHA
  • Usually 20.98% less expensive than CHA
  • Nonstop flights available

See ORD to ATL flights

Destination alternative #3: Nashville International Airport (BNA) in Nashville, TN

  • 112 miles (180 km) away from CHA
  • Usually 2.80% less expensive than CHA
  • Nonstop flights available

See ORD to BNA flights

Destination alternative #4: McGhee Tyson Airport (TYS) in Knoxville, TN

  • 87 miles (140 km) away from CHA
  • Usually 2.45% less expensive than CHA
  • Nonstop flights available

See ORD to TYS flights


Flight Questions Answered

Still have questions about flying from ORD to CHA? We’ve got answers.

Which airlines fly this route?

You can find 11 major airlines flying this route most often: Aeromexico, Air Canada, American, Avianca, COPA, Delta, InterJet, JetBlue, LATAM, Spirit, United, and potentially more during busy seasons.

How far away is it from Lovell Field Airport to Chicago O’Hare International Airport?

The distance between the two airports is roughly 501 miles or 806 kilometers.

How long does it take to fly from ORD to CHA?

The real-world flight time for a nonstop ORD to CHA flight is about 1 hour 53 minutes.

How many flights go between Chicago, IL and Chattanooga, TN?

It depends on the day of the week and the date, but a typical day might have around 77 available flights from ORD to CHA.


Airport Location Info


Departing Airport

Origination codeORD
Origination airport nameChicago O’Hare International Airport
CityChicago, IL
Countrythe United States

Return Airport

Destination codeCHA
Destination airport nameLovell Field Airport
CityChattanooga, TN
Countrythe United States


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.