The U.S. aircraft register, updated daily
Routes and flights · the DOT's airline reports, August 2025 to July 2026

Chicago O'Hare International ⇄ Helsinki ORD–HEL

Airlines flew 280 flights between Chicago O'Hare International ORD in Chicago, IL and Helsinki, Finland HEL in Helsinki, FI in the twelve months to July 2026, both directions together: 64,184 passengers in 78,120 seats, 82% of them filled, and 4,397,830 pounds of freight. 4,436 miles, on 1 airline: Finnair Oy (280).

280
flights, twelve months
ORD-HEL: 140 · HEL-ORD: 140
64,184
passengers
82% of seats filled
4,436
miles
1
airline
1 aircraft type

Flights by month both directions

0163146623/256/253/266/26627/26
By month, as a table
flights
3/252
4/2558
5/2557
6/2554
7/2552
8/2550
3/262
4/2644
5/2662
6/2660
7/2662

Passengers by month

03,7817,56211,34215,1233/256/253/266/2614,8277/26
By month, as a table
passengers
3/25384
4/2510,559
5/2511,509
6/2513,142
7/2511,912
8/2510,796
3/26459
4/268,155
5/2614,824
6/2615,123
7/2614,827

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Finnair Oy AY28064,18482%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Airbus Industrie A330-20028027964,184

ORD → HEL this direction alone · flown March 2025 to July 2026

140 flights, 29,412 passengers in 39,060 seats, 1,077,036 pounds of freight. Finnair Oy 140.

HEL → ORD this direction alone · flown March 2025 to July 2026

140 flights, 34,772 passengers in 39,060 seats, 3,320,794 pounds of freight. Finnair Oy 140.

Source: the Bureau of Transportation Statistics' T-100 Segment table (all carriers). A flight is one departure performed on this segment; seats and passengers are the airlines' own monthly reports; "seats filled" is passengers divided by seats. The miles are the DOT's great-circle distance. Both ends: Chicago O'Hare International ORD and Helsinki, Finland HEL; all routes.