Cheap flights from Illinois to Cologne from $354
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 Cologne departing on 7/28. 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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Lufthansa flights from Illinois to Cologne
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How to get the cheapest flight ticket from Illinois to Cologne
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 day to depart on your flight to Cologne?
The cheapest day to depart from Illinois to Cologne is on a Thursday when prices can be found for as low as $872. On the other hand, Monday 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 $1,547.
What is the cheapest time of day to depart on your flight to Cologne?
The cheapest time of day to fly to Cologne is in the morning when flights can be purchased for as low as $879. In the afternoon is when there is more demand to fly to Cologne, so prices are often more expensive at around $1,181 per ticket.
What is the cheapest airline that flies from Illinois to Cologne Köln/Bonn?
British Airways, United Airlines, and Austrian Airlines are the most popular carriers operating from Illinois to Cologne Köln/Bonn
What airlines fly to Cologne?
Lufthansa, United Airlines and Aer Lingus are the top three most popular airlines that fly to Cologne from Illinois according to our data. Lufthansa is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Cologne. Keep in mind that there are 12 different airlines that fly to Cologne on a routine basis, so you have a few additional options to choose from.
Cheap Illinois to Cologne flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Illinois to Cologne
When did momondo last update prices for flights from Illinois to Cologne Köln/Bonn Airport?
Prices for flights from Illinois to Cologne Köln/Bonn Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Illinois to Cologne Köln/Bonn Airport?
As of June 2025, there are 2 operators available to choose from for flights from Illinois to Cologne Köln/Bonn Airport.
How old do you have to be to fly from Illinois to Cologne Köln/Bonn Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Cologne Köln/Bonn Airport.
What documentation or ID do you need to fly to Cologne Köln/Bonn Airport?
The travel and health documents you'll need for your trip to Cologne Köln/Bonn Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Cologne Köln/Bonn Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Illinois to Cologne
Compare and see reviews for airlines that fly from Illinois to Cologne with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $560 | Free Cancellation | Rating 6.6 7,031 reviews | |||
| PriceFrom $610 | Free Cancellation | Rating 7.4 8,809 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Illinois to Cologne?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to Cologne. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Illinois to Cologne with flexible booking policies on momondo?
momondo does allow users to show only those flights to Cologne from Illinois which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Illinois to Cologne?
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 Cologne from Illinois.
I’m not ready to book a flight from Illinois to Cologne right now. Can momondo alert me if prices change?
Price alerts on flights to Cologne from Illinois 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.