The cheapest times to fly from CRL to ORD are

  • January 29th to March 4th (except the week of February 5th)
  • July 30th to September 30th (except the week of September 17th)
  • October 29th to November 11th
  • early December

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 CRL to ORD is mid March. Prices can be as high as $6712 for Sunday flights during early to mid December, or as low as $2889 for Saturday flights around mid March.


When to Fly to Chicago

Flying from Charleroi (CRL) to Chicago, IL (ORD) will usually cost between $2931 to $5791 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid March with an average ticket price of $2972. Due to high demand the most expensive time to fly is early to mid December, with an average price of $4057. Planning your trip to low-cost times can easily save you $1085 on economy flights and even more on first-class flights. Generally, any price below $3090 can be considered a good price for a round-trip CRL to ORD flight.

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

CRL to ORD Flight Prices

Compared to other flights, the CRL to ORD flight is more expensive than the average and costs more than the average flight leaving from Brussels. The average price per mile (for a direct flight) is $0.46, which is a bit above average.


Flight Prices by Day of the Week

Saturday 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 $2645 (47%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Saturday and returning a week later will cost an average of $2949. Return trip prices are from the ORD to CRL 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 CRL to ORD can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 8 hour 28 minutes may not be realistic.


Flight Hacking CRL to ORD

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from CRL to ORD — but Champion Traveler does!

Hack #1: Barcelona (CRL > BCN > ORD)

  • Price for both tickets: $535
  • Average savings: $2555 (82.7%)

See CRL to DUB flights

Hack #2: Dublin (CRL > DUB > ORD)

  • Price for both tickets: $582
  • Average savings: $2508 (81.18%)

See CRL to BCN flights

Hack #3: Manchester (CRL > MAN > ORD)

  • Price for both tickets: $586
  • Average savings: $2504 (81.03%)

See CRL to MAN flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 13 major airlines flying this route most often: Air Algerie, Air Canada, Air Dolomiti, Air France, Austrian, Belavia, British Airways, Delta, Finnair, KLM, LOT, Lufthansa, United, and potentially more during busy seasons.

How far away is it from Chicago O’Hare International Airport to Brussels South Airport?

The distance between the two airports is roughly 4162 miles or 6698 kilometers.

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

The real-world flight time for a nonstop CRL to ORD flight is about 8 hour 28 minutes.

How many flights go between Charleroi and Chicago, IL?

It depends on the day of the week and the date, but a typical day might have around 45 available flights from CRL to ORD.


Airport Location Info


Departing Airport

Origination code CRL
Origination airport name Brussels South Airport
City Charleroi
Country Belgium
Latitude 50.5
Longitude 4.5

Return Airport

Destination code ORD
Destination airport name Chicago O’Hare International Airport
City Chicago, IL
Country the United States
Latitude 42
Longitude -87.9


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.