Cheap flights from Denmark to Illinois from $309
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denmark to Illinois departing on 4/30. 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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How to get the cheapest flight ticket from Denmark to Illinois
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 Illinois?
The cheapest month to fly to Illinois from Denmark is in February. Flight prices, which tend to average around $485, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $529.
What is the cheapest day to depart on your flight to Illinois?
The cheapest day to depart from Denmark to Illinois is on a Sunday when prices can be found for as low as $584. Flights from Denmark to Illinois on a Thursday will generally be more expensive and average around $764. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Illinois?
Our most recent data shows that the best time of day to fly to Illinois is in the morning. Flights from Denmark to Illinois during this time can be as low as $532. Flights in the afternoon are often more expensive with an average ticket price of $684.
What is the cheapest Denmark to Illinois flight route?
Fly from Kastrup Copenhagen to Chicago O'Hare Intl for the best Denmark - Illinois flight prices
How far in advance should I book a flight to Illinois?
You are more likely to see cheaper flights to Illinois from Denmark when booking 19 weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $601 when searching 19 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Denmark for as low as $547 on momondo.
What cabin class options are available on Denmark to Illinois flights?
There are 3 cabin classes available to choose from on Denmark to Illinois 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 Denmark to Illinois?
Air Serbia, Finnair, and British Airways are the most popular carriers operating from Denmark to Illinois
What airlines fly to Illinois?
Scandinavian Airlines, Lufthansa and United Airlines are the top three most popular airlines that fly to Illinois from Denmark according to our data. Scandinavian Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 5 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.
How long is the flight from Denmark to Illinois?
The flight from Denmark to Illinois depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Copenhagen (a popular airport in Denmark) to Chicago O'Hare Intl Airport (the most popular airport in Illinois), then the flight time is 9h 15m on average. If you fly from Billund (another popular airport in Denmark) to Chicago O'Hare Intl Airport, then the average flight time is 12h.
Cheap Denmark to Illinois flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Denmark to Illinois
Best Price Found | $309 |
|---|---|
Fastest flight time | 9h 15m |
Direct flights | Mon, Tue, Wed, Fri, Sat and Sun |
Airports in Illinois | 3 airports |
When did momondo last update prices for flights from Denmark to Illinois?
Prices for flights from Denmark to Illinois are refreshed on a daily basis.
How many operators does momondo search for flights from Denmark to Illinois?
As of April 2025, there are 7 operators available to choose from for flights from Denmark to Illinois.
How old do you have to be to fly from Denmark to Illinois?
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 Denmark to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Denmark to Illinois?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Denmark to Illinois is Airbus A330-300 (96.35% of total bookings). The next most popular plane model is Airbus A350-900 (3.65%).
Best airlines flying from Denmark to Illinois
Compare and see reviews for airlines that fly from Denmark to Illinois with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $352 | Free Cancellation | Rating 7.0 476 reviews | |||
| PriceFrom $400 | Free Cancellation | Rating 6.6 6,718 reviews | |||
| PriceFrom $427 | Free Cancellation | Rating 7.4 8,616 reviews | |||
| PriceFrom $455 | Free Cancellation | Rating 6.7 6,963 reviews | |||
| PriceFrom $500 | Free Cancellation | Rating 7.3 1,328 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Denmark to Illinois?
It is quick and easy to find Denmark to Illinois flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Illinois that suits you.
Can I find flights from Denmark to Illinois with flexible booking policies on momondo?
All flight searches from Denmark to Illinois on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Denmark to Illinois?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Denmark.
I’m not ready to book a flight from Denmark to Illinois right now. Can momondo alert me if prices change?
Price alerts on flights to Illinois from Denmark are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.