The best price found from United States to Denmark is on September 13th, 2015, travelling with WOW air. See more options, compare prices and book: search flights.
Dozens of international airlines fly to/from Danish airports; the airport websites have up-to-date information on all the relevant carriers.
Airlines that use Denmark as their primary base:
The majority of overseas flights into Denmark land at Copenhagen International Airport in Kastrup, about 9km southeast of central Copenhagen.
A number of international flights, mostly those coming from other Nordic countries or the UK, land at smaller regional airports, in Aarhus, Aalborg, Billund, Esbjerg and Sønderborg.