Grâce-Hollogne (LGG) to Chicago (ORD)

4,193mi
6,748 km3,644 nm

Flight time

≈ 9h 11m

Bearing

302° NW

Grâce-Hollogne (LGG) to Chicago (ORD) is 4,193 miles (6,748 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.

Route map: LGG → ORDLGGORD

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What actually flies LGG–ORD

Filed traffic data

In September 2025, National Airlines was the only carrier flying nonstop LGG–ORD; the Boeing 747-400 was the most common aircraft at 100% of departures.

Departures

3

September 2025

Seats

0

both directions

Passengers

0

both directions

Load factor

—

RPM ÷ ASM

Who flies LGG–ORD?

National Airlines was the only carrier to fly nonstop LGG–ORD in September 2025 (3 departures).

What plane flies LGG–ORD?

In September 2025, the Boeing 747-400 flew 100% of LGG–ORD departures.

How has LGG–ORD traffic changed?

Nonstop LGG–ORD departures rose from 2 in July 2025 to 3 in September 2025.

Monthly nonstop LGG–ORD traffic, trailing 12 months through September 2025. Bars scale to the busiest month; months with no filed service show as zero.

  • July 2025

    2 departures · 0 passengers

    —

    Load

  • August 2025

    0 departures · 0 passengers

    —

    Load

  • September 2025

    3 departures · 0 passengers

    —

    Load

Nonstop LGG–ORD traffic has been filed since 2025.

Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through September 2025; filings from 2025. Public domain (US Government work).

The airports

LGG

Grâce-Hollogne

BE

Liège Airport

Coordinates

50.64°N, 5.44°E

Hemisphere

N · E

ORD

Chicago

US

Chicago O'Hare International Airport

Coordinates

41.98°N, 87.90°W

Hemisphere

N · W

Frequently asked

How far is Grâce-Hollogne (LGG) from Chicago (ORD)?

LGG to ORD is 4,193 miles (6,748 km / 3,644 nautical miles) measured great-circle — the shortest path over the surface of the Earth.

How long is the flight from LGG to ORD?

A nonstop covers the 4,193-mile great-circle distance in roughly 9h 11m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.

What plane flies LGG–ORD?

In September 2025, the Boeing 747-400 flew the largest share of departures (100.0%).

What mileage do I earn flying LGG–ORD?

Distance-based programs credit off the 4,193-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.

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