Cheap flights from Chicago to Denmark from $251

In general, May is the cheapest month to fly from Chicago to Denmark. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $307. If you aren’t able to travel to Denmark during the month of May, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $330.

The cheapest day to depart from Chicago to Denmark is on a Wednesday. Travelers who choose to depart for Denmark on a Wednesday will often find tickets for as low as $600. On the other hand, Tuesday is the most expensive day to depart from Chicago because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $675.

Fly from Chicago O'Hare Intl to Kastrup Copenhagen for the best Chicago - Denmark flight prices

You are more likely to see cheaper flights to Denmark from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Denmark for around $671 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denmark from Chicago for as low as $592 on momondo.

There are 3 cabin classes available to choose from on Chicago to Denmark flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 12% on your flight if you consider stops on a Chicago to Denmark flight.

Delta, United Airlines, and KLM are the most popular carriers operating from Chicago to Denmark

Scandinavian Airlines, Icelandair and United Airlines are the top three most popular airlines that fly to Denmark from Chicago according to our data. Scandinavian Airlines is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Denmark. Keep in mind that there are 9 different airlines that fly to Denmark on a routine basis, so you have a few additional options to choose from.

Historically, on average around 21% of flights between Chicago and Denmark have experienced a delay on any given week. The average delay length over the past 12 months has been 181 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, Scandinavian Airlines have had the least number of delays on this route over the last 12 months; with about 21% of their flights experiencing any sort of delay.

As of May 2026, 1 flights take off from Chicago and land in Denmark each day. The most common flight departure time for this route is 7:00PM, with 100% of daily flights taking off in the evening.

As of May 2026, 9 flights take off from Chicago and land in Denmark each week. The most common flight departure day for this route is Wed, with 33% of weekly flights taking off on this day.