Cheap flights from Helsinki to St. Louis from $639

Travelers frequently search for route combinations, such as Helsinki and Atlanta, Miami, Los Angeles, Stockholm, Seattle, Washington, D.C., San Francisco, Orlando, Nashville, Houston, Charlotte, Boston, Las Vegas, Erbil, Copenhagen, Rovaniemi, Barcelona, Budapest, Tel Aviv, Amsterdam.

Travelers frequently search for route combinations, such as St. Louis and Denver, Orlando, Las Vegas, Los Angeles, London, Dallas, Fort Lauderdale, Bogotá, Mexico City, Tokyo, Frankfurt, Cebu, San Francisco, Athens, Amsterdam, Naples, Cancún, Portland, Washington, D.C., San Diego.

Helsinki is mainly served by Helsinki. But there are other airports nearby, including Helsinki Malmi Airport.

The main airport in Helsinki is Helsinki. It is also served by Tallinn, Turku, Tampere–Pirkkala.

The main airport in St. Louis is St. Louis Lambert International. It is also served by St. Louis Lambert International, MidAmerica St. Louis, General Wayne A. Downing Peoria International, Columbia Regional, Evansville Regional, Abraham Lincoln Capital, Central Illinois Regional, Quincy Regional, Waynesville-St. Robert Regional, Cape Girardeau Regional.

Currently, you can fly between Helsinki and St. Louis with Air Canada, Finnair, Frontier Airlines, Air Transat, WestJet.

If you don’t have specific dates for your trip between Helsinki and St. Louis, 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.

Traveling between Helsinki and St. Louis, 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.

There are a number of airports in and around Helsinki. The main one is Helsinki and other nearby airports include Tallinn, Turku, Tampere–Pirkkala