Detroit, USA → Madrid, Spain

Flight deals from Detroit to Madrid, Spain | Secret Flying

May 9, 2025

Detroit to Madrid, Spain for only $367 roundtrip

Cheap flights from Detroit to Madrid, Spain for only $367 roundtrip with American Airlines and Iberia.

March 27, 2018

Big sale from the USA to Europe from only $351 roundtrip

United Airlines have put many USA to Europe routes on sale.

Flight deals from Chicago to Amsterdam, Netherlands | Secret Flying

November 21, 2017

Big sale from the USA to Europe from only $351 roundtrip

United Airlines have put many USA to Europe routes on sale. For example, fly non-stop from Chicago to Amsterdam, Netherlands for only $351 roundtrip with United Airlines (see image below).