Cheap flights from Illinois to Helsinki from $267
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Helsinki departing on 8/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Illinois to Helsinki
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Helsinki?
The month of November is, on average, the cheapest month to fly to Helsinki from Illinois, with most prices found around $506. If you aren’t able to travel during the month of November, then book flights to Helsinki from Illinois during February instead. Flights to Helsinki in February, while not as cheap as those in November, still average around $538.
What is the cheapest day to depart on your flight to Helsinki?
The cheapest day to depart on your flight to Helsinki is on a Monday when prices can be found for as low as $808. This is often the case because there is less demand to fly during this day of the week. Flights from Illinois to Helsinki on a Saturday will generally be more expensive and average around $935. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Helsinki?
According to our data, the cheapest time of day to fly to Helsinki is in the afternoon. momondo users have found flights departing from Illinois to Helsinki in the afternoon for as low as $641. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Helsinki, so prices are often more expensive at around $870 per ticket.
What is the cheapest Illinois to Helsinki-Vantaa flight route?
Fly from Chicago O'Hare Intl to Helsinki-Vantaa for the best Illinois - Helsinki-Vantaa flight prices
How far in advance should I book a flight to Helsinki?
You are more likely to see cheaper flights to Helsinki from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Helsinki for around $768 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Helsinki from Illinois for as low as $605 on momondo.
What cabin class options are available on Illinois to Helsinki-Vantaa flights?
There are 3 cabin classes available to choose from on Illinois to Helsinki-Vantaa flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Illinois to Helsinki-Vantaa?
Icelandair, American Airlines, and United Airlines are the most popular carriers operating from Illinois to Helsinki-Vantaa
What airlines fly to Helsinki?
Finnair, Icelandair and Scandinavian Airlines are the top three most popular airlines that fly to Helsinki from Illinois according to our data. Finnair is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Helsinki. Keep in mind that there are 6 different airlines that fly to Helsinki on a routine basis, so you have a few additional options to choose from.
How many flights depart from Illinois to Helsinki on average per day?
As of July 2025, 4 flights take off from Illinois and land in Helsinki each day. The most common flight departure time for this route is 9:00PM, with 100% of daily flights taking off in the evening.
How many flights depart from Illinois to Helsinki on average per week?
As of July 2025, 30 flights take off from Illinois and land in Helsinki each week. The most common flight departure day for this route is Tue, with 17% of weekly flights taking off on this day.
Cheap Illinois to Helsinki flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Illinois to Helsinki
When did momondo last update prices for flights from Illinois to Helsinki-Vantaa Airport?
Prices for flights from Illinois to Helsinki-Vantaa Airport were last updated today.
How many operators does momondo search for flights from Illinois to Helsinki-Vantaa Airport?
The number of operators available for flights from Illinois to Helsinki-Vantaa Airport is 7 as of July 2025.
How old do you have to be to fly from Illinois to Helsinki-Vantaa Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Helsinki-Vantaa Airport.
What documentation or ID do you need to fly to Helsinki-Vantaa Airport?
The required travel and health documents for your Helsinki-Vantaa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Helsinki-Vantaa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Illinois to Helsinki?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Illinois to Helsinki is Airbus A330-300 (29.23% of total bookings). The next most popular plane models are Boeing 787-8 Dreamliner (24.00%), Boeing 787 Dreamliner (16.29%), and Boeing 787-9 Dreamliner (11.77%).
Best airlines flying from Illinois to Helsinki
Compare and see reviews for airlines that fly from Illinois to Helsinki with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $393 | Free Cancellation | Rating 7.3 1,416 reviews | |||
| PriceFrom $445 | Free Cancellation | Rating 7.0 514 reviews | |||
| PriceFrom $576 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $579 | Free Cancellation | Rating 6.6 7,093 reviews | |||
| PriceFrom $612 | Free Cancellation | Rating 7.4 8,861 reviews | |||
| PriceFrom $664 | Free Cancellation | Rating 7.6 1,306 reviews |
Traveling to a place near Helsinki?
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Why should I use momondo to find a flight deal from Illinois to Helsinki?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Helsinki from Illinois.
Can I find flights from Illinois to Helsinki with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Illinois to Helsinki flights to just show those with flexible booking policies.
How can momondo help me find flights from Illinois to Helsinki?
Once you have performed a search for Illinois to Helsinki flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Illinois to Helsinki right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Illinois to Helsinki flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.