USA
Austria
Area Comparison
Chicago is 1.5x larger than Vienna
Population Comparison
Chicago has 1.4x more people than Vienna
In terms of area, Chicago is 1.5x the size of Vienna. Chicago spans 606 km² (234 mi²) while Vienna covers 415 km² (160 mi²) — a difference of 191 km².
To put Chicago's size in perspective, its area of 606 km² is roughly the same size as Seoul. Meanwhile, Vienna at 415 km² is about 1.5x smaller than Seoul.
Third-largest city in the United States. Known as "The Windy City", Chicago covers 606 km² with a population of 2.7 million. The city was established in 1833. Chicago is known for Deep-dish pizza, Willis Tower, Millennium Park & Cloud Gate, among other attractions. The city's main transit system is the CTA (L train).
Chicago reversed the flow of the Chicago River in 1900, an engineering feat that still stands
Austria's capital and a center of classical music. Also known as "City of Music", Vienna has an area of 415 km² and is home to 2.0 million people. Its history stretches back to 500 BC. Visitors come for Schönbrunn Palace, Vienna State Opera, Sachertorte, and much more. Getting around is easy with the Wiener Linien (U-Bahn).
Vienna has been ranked the world's most liveable city multiple times by the Economist Intelligence Unit
Looking beyond city limits, the Chicago metropolitan area covers 28,160 km², which is 7.3x larger than greater Vienna at 3,840 km². The Chicago metro area is also more populous, with 9.5 million people compared to 2.8 million.
Chicago has a population density of 4,455 people per km² — a moderately dense city. Vienna, with 4,771 people per km², is a moderately dense city. Both cities have comparable density, though Vienna is slightly more compact.
This comparison spans continents — Chicago in North America versus Vienna in Europe. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Chicago has a humid continental climate while Vienna experiences oceanic conditions. When it's noon in Vienna, it's 5:00 AM in Chicago — a 7-hour time difference.
Time Difference
7 hours apart
History
Vienna is ~2,333 years older
The straight-line distance from Chicago to Vienna is 7,540 km (4,685 miles), with an estimated flight time of ~9h 22m. See full distance details, including timezone difference and city facts.
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