Cheap flights from Illinois to Denmark from $176
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Denmark departing on 10/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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TAP AIR PORTUGAL flights from Illinois to Denmark
Our best TAP AIR PORTUGAL deals on Illinois to Denmark flight tickets
American Airlines flights from Illinois to Denmark
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How to get the cheapest flight ticket from Illinois to Denmark
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Denmark?
In general, February is the cheapest month to fly from Illinois to Denmark. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $443. If you aren’t able to travel to Denmark during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $479.
What is the cheapest day to depart on your flight to Denmark?
The cheapest day to depart from Illinois to Denmark is on a Monday. Travelers who choose to depart for Denmark on a Monday will often find tickets for as low as $560. On the other hand, Friday is the most expensive day to depart from Illinois because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $700.
What is the cheapest time of day to depart on your flight to Denmark?
Flying to Denmark from Illinois in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $617 when looking at flights departing in the afternoon. At noon is when there is more demand to fly to Denmark, so prices are often more expensive at around $713 per ticket.
What is the cheapest Illinois to Denmark flight route?
Fly from Chicago O'Hare Intl to Kastrup Copenhagen for the best Illinois - Denmark flight prices
How far in advance should I book a flight to Denmark?
You are more likely to see cheaper flights to Denmark from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Denmark for around $631 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denmark from Illinois for as low as $561 on momondo.
What cabin class options are available on Illinois to Denmark flights?
There are 3 cabin classes available to choose from on Illinois to Denmark flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Illinois to Denmark?
Icelandair, TAP AIR PORTUGAL, and British Airways are the most popular carriers operating from Illinois to Denmark
What airlines fly to Denmark?
Scandinavian Airlines, Icelandair and United Airlines are the top three most popular airlines that fly to Denmark from Illinois according to our data. Scandinavian Airlines is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Denmark. Keep in mind that there are 11 different airlines that fly to Denmark on a routine basis, so you have a few additional options to choose from.
How many flights depart from Illinois to Denmark on average per day?
As of June 2025, 1 flights take off from Illinois 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.
How many flights depart from Illinois to Denmark on average per week?
As of June 2025, there are 12 flights per week flying from Illinois to Denmark. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.
Cheap Illinois to Denmark flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Illinois to Denmark
When did momondo last update prices for flights from Illinois to Denmark?
Prices for flights from Illinois to Denmark were last updated today.
How many operators does momondo search for flights from Illinois to Denmark?
As of June 2025, there are 11 operators available to choose from for flights from Illinois to Denmark.
How old do you have to be to fly from Illinois to Denmark?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Denmark.
What documentation or ID do you need to fly to Denmark?
The required travel and health documents for your Denmark trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Denmark. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Illinois to Denmark?
Based on momondo bookings for flights between Illinois and Denmark, the leading plane model is Boeing 787 Dreamliner, making up 22.01% of the total bookings. Other popular models include Boeing 787-8 Dreamliner with 21.13%, Airbus A330-300 with 14.62%, and Boeing 787-10 Dreamliner with 13.10%.
Best airlines flying from Illinois to Denmark
Compare and see reviews for airlines that fly from Illinois to Denmark with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $375 | Free Cancellation | Rating 7.0 502 reviews | |||
| PriceFrom $436 | Free Cancellation | Rating 7.3 1,393 reviews | |||
| PriceFrom $476 | Free Cancellation | Rating 7.6 1,292 reviews | |||
| PriceFrom $490 | Free Cancellation | Rating 6.7 7,156 reviews | |||
| PriceFrom $498 | Free Cancellation | Rating 6.6 7,031 reviews | |||
| PriceFrom $511 | Free Cancellation | Rating 7.4 8,810 reviews | |||
| PriceFrom $521 | Free Cancellation | Rating 7.1 9,568 reviews | |||
| PriceFrom $530 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $554 | Free Cancellation | Rating 7.5 1,632 reviews | |||
| PriceFrom $588 | Free Cancellation | Rating 8.0 7,964 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Illinois to Denmark?
Finding the right flight to Denmark from Illinois is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Denmark quick and easy, saving you time and money.
Can I find flights from Illinois to Denmark with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Illinois to Denmark flights to just show those with flexible booking policies.
How can momondo help me find flights from Illinois to Denmark?
Once you have performed a search for Illinois to Denmark flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Illinois to Denmark right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Illinois to Denmark flights. All you need is a valid email address and we will do the rest; it is that quick and easy.