Find out what a flight from Chicago O'Hare to Sønderborg might cost

Prices vary based on date, airline, and availability. Compare several options if you're flying between Chicago and Sonderborg.

Select your dates to check current offers.

Try shifting your departure forward or backward by a day to find better options. If you’re looking for a good deal, consider flying outside peak hours as well.

Flying between Chicago and Sonderborg? Consider these airports

Depending on your destination and where you’re starting from, it might make sense to look beyond the main hubs.

• Airports in Chicago: Chicago has 3 airports - Midway, O'Hare, Rockford.
• Airports in Sonderborg: The only active option is Sonderborg.

Check if your destination airport has a rail link — it can make getting around easier. Jetcost lets you view options from all Chicago airports in a single search.

Refine your flight search from Chicago O'Hare to Sønderborg

With Jetcost, it’s easy to narrow down results to find flights that match your schedule and preferences. You can filter by airline, price, trip type, and more — including offers from the best airlines and travel agencies.

Other popular destinations

Also looking at Denmark? These cities are trending: Aalborg, Aarhus, Billund, Copenhagen, Esbjerg.

Online agencies can show different offers for the same flight — it’s worth comparing. Filters let you narrow things down further, like selecting a specific time slot to find flights that suit you best.