Cheap flights from Sønderborg to Chicago, IL

Flights starting at $1132. Choose between Alsie Express, SAS, or Delta Air Lines to find the best price.

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Book your trip to arrive at O Hare International, Chicago Midway International, Chicago, IL - Union Station, Chicago Rockford International, or Chicago Downtown Greyhound Station. The most popular airlines for this route are Alsie Express, SAS, Delta Air Lines, United Airlines, and Lufthansa. Sønderborg and Chicago have 255 direct flights per week.

Check-in for a flight from Sønderborg to Chicago

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Alsie ExpressMMD6IYesNo
SASSASSKYesNo
Delta Air LinesDALDLYesOpens 24 days before flight
Closes 1 hours before flight
United AirlinesUALUAYesNo
LufthansaDLHLHYes0
0

United States COVID-19 travel restrictions

Kiwi.com

Latest COVID-19 restrictions

United States

Kiwi.com/COVID-19/United States
  • Travel is allowed with restrictions for vaccinated travelers

  • No proof of negative pre-departure COVID-19 test results or recovery certificate

  • No quarantine for vaccinated travelers

Latest COVID-19 travel restrictions in United States – 07/2022
Your trip summary

Most travelers from Denmark with proof of full COVID-19 vaccination can enter Chicago, MDW, but there are restrictions.

Departure

Travel restrictions
  • Travel is allowed with restrictions for vaccinated travelers

  • No proof of negative pre-departure COVID-19 test results or recovery certificate

  • No quarantine for vaccinated travelers

Visa requirements
  • Electronic Travel Authorization (ESTA)

Forms and documents
  • Mandatory proof of vaccination for the United States

  • Mandatory travel attestation form

Return

Travel restrictions
  • Travel is allowed

  • No proof of negative pre-departure COVID-19 test required

  • No quarantine required

Visa requirements
  • Electronic Travel Authorization (ESTA)

Information is provided as guidance only and accurate at the time of publishing. Always check government websites and airline materials before booking and traveling.

Learn more about COVID-19 restrictions in United States in our dedicated Stories article.

Frequently asked questions

What are the most popular routes to and from Sønderborg?
Travelers frequently search for route combinations, such as Sønderborg and Copenhagen, Amsterdam, London.
What are the most popular routes to and from Chicago?
Travelers frequently search for route combinations, such as Chicago and Phoenix, Las Vegas, Denver, Orlando, San Francisco, Los Angeles, Tampa, Miami, Salt Lake City, New York, Atlanta, London, Sacramento, Minneapolis, Mexico City, Paris, Austin, Washington, D.C., Fort Lauderdale, Fort Myers.
What airports are near Sønderborg?
The main airport in Sønderborg is Sønderborg. It is also served by Airport Copenhagen, Hamburg, Billund, Bremen, Aalborg, Aarhus, Lubeck Blankensee Airport, Sylt, Rostock–Laage, Sønderborg.
What airports are near Chicago?
The main airport in Chicago is O Hare International. It is also served by Gerald R. Ford International, General Mitchell International, Dane County Regional, General Wayne A. Downing Peoria International, South Bend International, Fort Wayne International, Central Illinois Regional, Quad City International, Decatur, Kalamazoo/Battle Creek International.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Sønderborg and Chicago?
Yes, it's possible to combine different modes of transport between Sønderborg and Chicago thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Sønderborg and Chicago can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.
What is Virtual Interlining and how do I use it?
Virtual Interlining provides a revolutionary way of traveling. You can combine different modes of transport like flights, trains, and buses into one itinerary. And this often saves money. Thanks to the world's largest carrier database, the Kiwi.com search function enables anyone to mix and match different modes of transport easily.
Which airlines fly between Sønderborg and Chicago?
Currently, you can fly between Sønderborg and Chicago with Alsie Express, SAS, Delta Air Lines, United Airlines, Lufthansa.
When's the best time to travel between Sønderborg and Chicago?
If you don’t have specific dates for your trip between Sønderborg and Chicago, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.
What flights operate between Sønderborg and Chicago?
Traveling between Sønderborg and Chicago, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What's more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.
How many airports are there near Sønderborg?
How many airports are there near Chicago?
What time do nonstop (direct) flights between Sønderborg and Chicago depart?
What time do nonstop (direct) flights between Sønderborg and Chicago arrive?
What time do flights between Sønderborg and Chicago depart?
What time do flights between Sønderborg and Chicago arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

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