Jacksonville (JAX) to San Juan (SJU)

1,288mi
2,073 km1,120 nm

Flight time

≈ 3h 23m

Bearing

127° SE

Jacksonville (JAX) to San Juan (SJU) is 1,288 miles (2,073 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.

Route map: JAX → SJUJAXSJU

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What actually flies JAX–SJU

Filed traffic data

In June 2026, Frontier Airlines operated the most departures, one of 3 carriers flying nonstop JAX–SJU; the Airbus A320 was the most common aircraft at 49% of departures; flights ran 78% full.

Departures

119

June 2026

Seats

20,822

both directions

Passengers

16,245

both directions

Load factor

78.0%

RPM ÷ ASM

Who flies JAX–SJU?

Frontier Airlines operated the most nonstop JAX–SJU departures in June 2026 (60), one of 3 carriers on the route.

What plane flies JAX–SJU?

In June 2026, the Airbus A320 flew 49% of JAX–SJU departures — more than any other aircraft type.

How has JAX–SJU traffic changed?

Nonstop JAX–SJU departures rose from 40 in July 2025 to 119 in June 2026.

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

  • July 2025

    40 departures · 8,161 passengers

    90.6%

    Load

  • August 2025

    26 departures · 4,689 passengers

    78.4%

    Load

  • September 2025

    0 departures · 0 passengers

    —

    Load

  • October 2025

    0 departures · 0 passengers

    —

    Load

  • November 2025

    16 departures · 2,284 passengers

    71.9%

    Load

  • December 2025

    40 departures · 5,576 passengers

    66.4%

    Load

  • January 2026

    20 departures · 3,112 passengers

    69.8%

    Load

  • February 2026

    0 departures · 0 passengers

    —

    Load

  • March 2026

    20 departures · 2,786 passengers

    86.0%

    Load

  • April 2026

    46 departures · 5,435 passengers

    71.7%

    Load

  • May 2026

    105 departures · 13,683 passengers

    75.4%

    Load

  • June 2026

    119 departures · 16,245 passengers

    78.0%

    Load

By direction

Each direction is filed separately — they rarely match.

SJU → JAX

76.7% full

60 departures · 8,004 passengers

JAX → SJU

79.3% full

59 departures · 8,241 passengers

Nonstop JAX–SJU traffic has been filed since 2025.

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

The airports

JAX

Jacksonville

US

Jacksonville International Airport

Coordinates

30.49°N, 81.69°W

Hemisphere

N · W

SJU

San Juan

PR

Luis Munoz Marin International Airport

Coordinates

18.44°N, 66.00°W

Hemisphere

N · W

Frequently asked

How far is Jacksonville (JAX) from San Juan (SJU)?

JAX to SJU is 1,288 miles (2,073 km / 1,120 nautical miles) measured great-circle — the shortest path over the surface of the Earth.

How long is the flight from JAX to SJU?

A nonstop covers the 1,288-mile great-circle distance in roughly 3h 23m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.

What plane flies JAX–SJU?

In June 2026, the Airbus A320 flew the largest share of departures (48.7%), followed by the Airbus A321neo (37.0%).

What mileage do I earn flying JAX–SJU?

Distance-based programs credit off the 1,288-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.

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