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These are the earliest and latest flight times available from Helsinki to Chicago O'Hare Intl Airport:

• Earliest: departs at 4:20 pm and lands at 1:45 am
• Latest: departs at 4:20 pm and lands at 1:45 am.

The flight takes about 9h 25m.

Four cabin classes are available on flights from Helsinki to Chicago O'Hare Intl Airport:

• Economy Class
• Premium Economy Class
• Business Class
• First Class

Prices vary by airline.

A nonstop flight from Helsinki to Chicago O'Hare Intl Airport takes 9h 25m, covering 4,420 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Round-trip flights from Helsinki to Chicago O'Hare Intl Airport range from $758 to $1,010, with an average of $838 over the past 12 months. Anything below $758 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 32% above the $838 route average. Book 24 weeks before departure for the lowest fares.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $718 round-trip via Istanbul (IST), compared to $874 for nonstop.

Finnair is the only airline operating Helsinki to Chicago O'Hare Intl Airport flights. 77% of its flights are on time.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $75–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Airbus A330-300 family is used most often on this route, operated mainly by British Airways and Finnair. Other aircraft seen on the route include Airbus A330 variants.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $680 to $2,151. That means the highest observed fare was about 3x higher than the lowest one.

One-way fares from Helsinki to Chicago O'Hare Intl Airport are currently lower than usual. Average one-way flight prices are about $499, which is 42% below the typical average for this route.

Chicago O'Hare Intl Airport (ORD) hosts 5 major car rental companies, with daily rates averaging $64 for economy cars. Top options include:

• Routes Car & Truck Rentals
• Europcar
• Hertz
• Ace
• Dollar

Flights from Helsinki to Chicago O'Hare Intl Airport usually depart from Helsinki-Vantaa (HEL) and arrive at Chicago O'Hare Intl (ORD).

Afternoon flights have the fewest delays on this route.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Helsinki to Chicago O'Hare Intl Airport route, 23% of flights were delayed in the past 3 months, with delays averaging 1h 33m.

One-stop flights from Helsinki to Chicago O'Hare Intl Airport most commonly connect through:

• Reykjavik Keflavik Intl (KEF) - 52% of one-stop connections
• Amsterdam Schiphol (AMS) - 18% of one-stop connections
• Frankfurt am Main (FRA) - 12% of one-stop connections
• Kastrup Copenhagen (CPH) - 10% of one-stop connections

Yes. Flexible dates can save you up to 10% on flights from Helsinki to Chicago O'Hare Intl Airport. Friday is the cheapest departure day at $818 round-trip on average, while Monday is the most expensive at $899, a difference of $81.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Only Finnair operates flights between Helsinki and Chicago O'Hare Intl Airport.

Flying via Reykjavik Keflavik Intl (KEF) gives the shortest average 1-stop total travel time at 11h 28m, compared with 13h 31m via Munich Franz Josef Strauss (MUC) and 14h 24m via Amsterdam Schiphol (AMS).

Chicago O'Hare Intl Airport is 7 hours behind Helsinki (Central Time vs Eastern European Time). Plan for the time shift when scheduling connections or first-day activities.

Some of the most popular sights in Chicago O'Hare Intl Airport are Magnificent Mile, Grant Park and Soldier Field. These are among the most viewed places in Chicago O'Hare Intl Airport on KAYAK.

Here are some options for this route, based on selected ticket types and cabin classes:

• Finnair: a cabin bag and a checked bag in Economy Class
• British Airways: a cabin bag and a checked bag in Economy Class
• Iberia: a cabin bag in Economy Class class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.