$375 Find Cheap Flights from Finland to Illinois

1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Illinois

 
These are the airlines KAYAK users have selected most often from within our search results for flights to Illinois, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results for flights to Illinois, as well as popular online travel agencies
Travelers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Booking Insights

KAYAK's insights & trends for flights to Illinois

Get data-powered insights and trends for flights to Illinois to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest flight to Illinois?

These are the best round-trip prices found by users searching on KAYAK in the last 72 hours.

The cheapest ticket to Illinois from Finland found in the last 72 hours was to Chicago O'Hare Intl Airport, at $950 round-trip. The most popular route is Helsinki (HEL) to Chicago O'Hare Intl Airport (ORD) and the cheapest round-trip airline ticket found on this route in the last 72 hours was $950.

What is the cheapest month to fly from Finland to Illinois?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Finland to Illinois, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Finland to Illinois is November, when tickets cost $554 (return) on average. On the other hand, the most expensive months are July and June, when the average cost of round-trip tickets is $957 and $954 respectively.

What is the cheapest time of day to fly to Illinois?

The average price for all round-trip flights from Finland to Illinois depending on the time of departure, clicked by users on KAYAK in the last 2 weeks.

The cheapest time of day to fly to Illinois is generally in the evening, when round-trip flights cost $1,002 on average. The most expensive time of day to fly to Illinois is generally in the evening, which is peak travel time and where the average cost of a ticket is $1,002.

Find deals

Good to know

Low seasonJanuary
Cheapest flight$375
Best time to beat the crowds but there is an average 2% increase in price.
Most popular time to fly with an average 1% increase in price.
Flight from Helsinki to Chicago

FAQs for booking flights from Finland to Illinois

  • How does KAYAK find such low prices on flights from Finland to Illinois?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Finland to Illinois.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Finland to Illinois?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Finland to Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Finland to Illinois?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Finland to Illinois with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Finland to Illinois?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Finland to Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest day to fly to Illinois?

    Based on KAYAK data, the cheapest day to fly to Illinois is Monday where round-trip tickets can be as cheap as $842. On the other hand, the most expensive day to fly is Tuesday, where round-trip prices are $1,181 on average.

Everything you need to know for your flight to Illinois

Cabin class types available on flights to Illinois

Cabin classes available on flights to Illinois. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class flights to Illinois
Business Class flights to Illinoisfrom $3,655
Premium Economy Class flights to Illinois
Economy Class flights to Illinoisfrom $950