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

Chicago O'Hare International ⇄ Liberia ORD–LIR

Airlines flew 440 flights between Chicago O'Hare International ORD in Chicago, IL and Liberia, Costa Rica LIR in Liberia, CR in the twelve months to July 2026, both directions together: 61,149 passengers in 77,005 seats, 79% of them filled, and 3,411 pounds of freight. 2,166 miles, about 269 minutes in the air, on 2 airlines: United Air Lines Inc. (245), American Airlines Inc. (195).

440
flights, twelve months
ORD-LIR: 221 · LIR-ORD: 219
61,149
passengers
79% of seats filled
2,166
miles
about 269 minutes airborne
2
airlines
4 aircraft types

Flights by month both directions

02652791051/254/257/2510/251/264/26167/26
By month, as a table
flights
1/2532
2/2524
3/2564
4/2524
5/2520
6/2526
7/2522
8/2514
9/252
10/258
11/2518
12/2564
1/2678
2/2678
3/26105
4/2627
5/2614
6/2616
7/2616

Passengers by month

03,9587,91611,87415,8321/254/257/2510/251/264/262,4567/26
By month, as a table
passengers
1/254,944
2/253,646
3/259,505
4/253,186
5/252,237
6/253,687
7/253,067
8/251,746
9/25113
10/251,029
11/252,523
12/258,383
1/2610,524
2/2610,236
3/2615,832
4/263,688
5/262,079
6/262,540
7/262,456

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
United Air Lines Inc. UA24535,10681%scheduled passenger service
American Airlines Inc. AA19526,04378%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Boeing 737-80014917120,856
Boeing 737-900ER11117915,384
Boeing B737 Max 90010417915,618
Boeing B737 Max 800761729,291

ORD → LIR this direction alone · flown January 2025 to July 2026

221 flights of 221 scheduled, 30,398 passengers in 38,678 seats, 3,411 pounds of freight. United Air Lines Inc. 123; American Airlines Inc. 98.

LIR → ORD this direction alone · flown January 2025 to July 2026

219 flights of 220 scheduled, 30,751 passengers in 38,327 seats. United Air Lines Inc. 122; American Airlines Inc. 97.

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 Liberia, Costa Rica LIR; all routes.