San Diego, USA → Helsinki, Finland

Flight deals from Western USA to Helsinki, Finland | Secret Flying

September 17, 2025

Western USA to Helsinki, Finland for only $432 roundtrip

Cheap flights from Western USA to Helsinki, Finland for only $432 roundtrip with American Airlines and Finnair.

Flight deals from San Diego to Helsinki, Finland | Secret Flying

July 3, 2025

San Diego to Helsinki, Finland for only $482 roundtrip

Cheap flights from San Diego to Helsinki, Finland for only $482 roundtrip with American Airlines and Finnair.

Flight deals from San Diego to European cities | Secret Flying

October 15, 2023

San Diego to European cities from only $470 roundtrip (Jan-Mar dates)

Cheap flights from San Diego to European cities from only $470 roundtrip with Finnair and American Airlines.

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).