Cheap flights from Finland to Chicago from $456

The month of December is, on average, the cheapest month to fly to Chicago from Finland, with most prices found around $445. If you’re not able to fly to Chicago in December, then November is your next best option. Flight prices from Finland to Chicago during November average around $467.

The cheapest day to depart on your flight to Chicago is on a Sunday when prices can be found for as low as $975. This is often the case because there is less demand to fly during this day of the week. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Finland to Chicago for around $1,437.

Fly from Helsinki-Vantaa to Chicago O'Hare Intl for the best Finland - Chicago flight prices

There are 3 cabin classes available to choose from on Finland to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 18% of flights between Finland and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 109 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Sunday is statistically the day of the week which experiences the fewest number of delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

According to our data, Finnair have had the least number of delays on this route over the last 12 months; with about 18% of their flights experiencing any sort of delay.

As of May 2026, there are 5 flights per day flying from Finland to Chicago. The most common time of day flights depart is 4:00PM, with 100% of flights taking off in the afternoon.

As of May 2026, there are 35 flights per week flying from Finland to Chicago. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.