New Orleans (MSY) to San José (SJO)

1,436mi
2,311 km1,248 nm

Flight time

≈ 3h 40m

Bearing

163° S

New Orleans (MSY) to San José (SJO) is 1,436 miles (2,311 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.

Route map: MSY → SJOMSYSJO

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What actually flies MSY–SJO

Filed traffic data

In August 2025, KF Aeroflyer operated the most departures, one of 2 carriers flying nonstop MSY–SJO; the Boeing 737-500 was the most common aircraft at 50% of departures; flights ran 91% full.

Departures

2

August 2025

Seats

298

both directions

Passengers

271

both directions

Load factor

90.9%

RPM ÷ ASM

Who flies MSY–SJO?

KF Aeroflyer operated the most nonstop MSY–SJO departures in August 2025 (1), one of 2 carriers on the route.

  • FK

    KF Aeroflyer

    1 departures · 119 seats

    85.7%

    Load

  • UA

    United Airlines

    1 departures · 179 seats

    94.4%

    Load

What plane flies MSY–SJO?

In August 2025, the Boeing 737-500 flew 50% of MSY–SJO departures — more than any other aircraft type.

How has MSY–SJO traffic changed?

Nonstop MSY–SJO departures held steady at about 2 a month between June 2025 and August 2025.

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

  • June 2025

    2 departures · 283 passengers

    85.2%

    Load

  • July 2025

    0 departures · 0 passengers

    —

    Load

  • August 2025

    2 departures · 271 passengers

    90.9%

    Load

Nonstop MSY–SJO traffic has been filed since 2025.

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

The airports

MSY

New Orleans

US

Louis Armstrong New Orleans International Airport

Coordinates

29.99°N, 90.26°W

Hemisphere

N · W

SJO

San José

CR

Juan Santamaría International Airport

Coordinates

9.99°N, 84.21°W

Hemisphere

N · W

Frequently asked

How far is New Orleans (MSY) from San José (SJO)?

MSY to SJO is 1,436 miles (2,311 km / 1,248 nautical miles) measured great-circle — the shortest path over the surface of the Earth.

How long is the flight from MSY to SJO?

A nonstop covers the 1,436-mile great-circle distance in roughly 3h 40m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.

What plane flies MSY–SJO?

In August 2025, the Boeing 737-500 flew the largest share of departures (50.0%), followed by the Boeing 737 MAX 9 (50.0%).

What mileage do I earn flying MSY–SJO?

Distance-based programs credit off the 1,436-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.

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