The cheapest times to fly from AAR to ORD are

  • January 8th to April 1st (except the week of March 19th)
  • August 13th to October 7th (except the weeks of August 20th and September 10th)
  • October 22nd to December 9th

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 AAR to ORD is late January. Prices can be as high as $1149 for Saturday flights during late July, or as low as $582 for Tuesday flights around late January.


When to Fly to Chicago

Flying from Aarhus (AAR) to Chicago, IL (ORD) will usually cost between $588 to $1012 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January with an average ticket price of $646. Due to high demand the most expensive time to fly is late July, with an average price of $1009. Planning your trip to low-cost times can easily save you $364 on economy flights and even more on first-class flights. Generally, any price below $740 can be considered a good price for a round-trip AAR to ORD flight.

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

AAR to ORD Flight Prices

Compared to other flights, the AAR to ORD flight is cheaper than the average and costs about as much as the average flight leaving from Aarhus. The average price per mile (for a direct flight) is $0.11, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly to Chicago, and Fridays are the most expensive days to return to Aarhus. Selecting flights on the least expensive days could save you up to $261 (27%) 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 $658. Return trip prices are from the ORD to AAR 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 AAR to ORD can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 8 hour 29 minutes may not be realistic.


Flight Hacking AAR 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 AAR to ORD — but Champion Traveler does!

Hack #1: Stockholm (AAR > ARN > ORD)

  • Price for both tickets: $635
  • Average savings: $105 (14.19%)

See AAR to OSL flights

Hack #2: Oslo (AAR > OSL > ORD)

  • Price for both tickets: $682
  • Average savings: $59 (7.91%)

See AAR to ARN flights

Hack #3: Copenhagen (AAR > CPH > ORD)

  • Price for both tickets: $702
  • Average savings: $38 (5.14%)

See AAR to CPH flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 17 major airlines flying this route most often: Air Canada, American, Austrian, British Airways, Brussels Airlines, Delta, EgyptAir, Finnair, Icelandair, KLM, Lufthansa, SAS, Singapore Airlines, SWISS, Tap Air Portugal, Turkish Airlines, United, and potentially more during busy seasons.

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

The distance between the two airports is roughly 4166 miles or 6705 kilometers.

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

The real-world flight time for a nonstop AAR to ORD flight is about 8 hour 29 minutes.

How many flights go between Aarhus and Chicago, IL?

It depends on the day of the week and the date, but a typical day might have around 15 available flights from AAR to ORD.


Airport Location Info


Departing Airport

Origination code AAR
Origination airport name Aarhus Airport
City Aarhus
Country Denmark
Latitude 56.3
Longitude 10.6

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.