Lisbon (LIS) to Chicago (ORD)

3,999mi
6,435 km3,475 nm

Flight time

≈ 8h 48m

Bearing

301° NW

Lisbon (LIS) to Chicago (ORD) is 3,999 miles (6,435 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.

Route map: LIS → ORDLISORD

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What actually flies LIS–ORD

Filed traffic data

In May 2026, TAP-TAP Air Portugal was the only carrier flying nonstop LIS–ORD; the Airbus A330-900 was the most common aircraft at 100% of departures; flights ran 90% full.

Departures

38

May 2026

Seats

11,307

both directions

Passengers

10,213

both directions

Load factor

90.3%

RPM ÷ ASM

Who flies LIS–ORD?

TAP-TAP Air Portugal was the only carrier to fly nonstop LIS–ORD in May 2026 (38 departures).

  • TP

    TAP-TAP Air Portugal

    38 departures · 11,307 seats

    90.3%

    Load

What plane flies LIS–ORD?

In May 2026, the Airbus A330-900 flew 100% of LIS–ORD departures.

How has LIS–ORD traffic changed?

Nonstop LIS–ORD departures fell from 40 in June 2025 to 38 in May 2026.

Monthly nonstop LIS–ORD traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.

  • June 2025

    40 departures · 11,022 passengers

    92.6%

    Load

  • July 2025

    41 departures · 10,855 passengers

    88.9%

    Load

  • August 2025

    45 departures · 11,997 passengers

    89.5%

    Load

  • September 2025

    42 departures · 11,170 passengers

    90.6%

    Load

  • October 2025

    44 departures · 11,625 passengers

    89.5%

    Load

  • November 2025

    26 departures · 6,361 passengers

    83.4%

    Load

  • December 2025

    26 departures · 5,820 passengers

    75.7%

    Load

  • January 2026

    22 departures · 4,630 passengers

    71.3%

    Load

  • February 2026

    18 departures · 3,406 passengers

    63.5%

    Load

  • March 2026

    26 departures · 6,608 passengers

    85.5%

    Load

  • April 2026

    34 departures · 8,758 passengers

    86.5%

    Load

  • May 2026

    38 departures · 10,213 passengers

    90.3%

    Load

By direction

Each direction is filed separately — they rarely match.

LIS → ORD

88.9% full

19 departures · 5,024 passengers

ORD → LIS

91.8% full

19 departures · 5,189 passengers

Nonstop LIS–ORD traffic has been filed since 2025.

Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).

The airports

LIS

Lisbon

PT

Lisbon Humberto Delgado Airport

Coordinates

38.78°N, 9.14°W

Hemisphere

N · W

ORD

Chicago

US

Chicago O'Hare International Airport

Coordinates

41.98°N, 87.90°W

Hemisphere

N · W

Frequently asked

How far is Lisbon (LIS) from Chicago (ORD)?

LIS to ORD is 3,999 miles (6,435 km / 3,475 nautical miles) measured great-circle — the shortest path over the surface of the Earth.

How long is the flight from LIS to ORD?

A nonstop covers the 3,999-mile great-circle distance in roughly 8h 48m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.

What plane flies LIS–ORD?

In May 2026, the Airbus A330-900 flew the largest share of departures (100.0%).

What mileage do I earn flying LIS–ORD?

Distance-based programs credit off the 3,999-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.

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