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Gulfport (GPT) to San Antonio (SAT)

566mi
910 km492 nm

Flight time

≈ 1h 56m

Bearing

266° W

Gulfport (GPT) to San Antonio (SAT) is 566 miles (910 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.

Route map: GPT → SATGPTSAT

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What actually flies GPTSAT

US DOT T-100 · filed data

In April 2026, Sun Country Airlines was the only carrier flying nonstop GPT–SAT; the Boeing 737-800 was the most common aircraft at 100% of departures; flights ran 80% full.

Departures

6

April 2026

Seats

1,116

both directions

Passengers

889

both directions

Load factor

79.7%

passengers ÷ seats

Who flies GPT–SAT?

Sun Country Airlines was the only carrier to fly nonstop GPT–SAT in April 2026 (6 departures).

  • SY

    Sun Country Airlines

    6 departures · 1,116 seats

    79.7%

    Load

What plane flies GPT–SAT?

In April 2026, the Boeing 737-800 flew 100% of GPT–SAT departures.

How has GPT–SAT traffic changed?

Nonstop GPT–SAT departures rose from 4 in May 2025 to 6 in April 2026.

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

  • May 2025

    4 departures · 653 passengers

    87.8%

    Load

  • June 2025

    2 departures · 347 passengers

    93.3%

    Load

  • July 2025

    2 departures · 344 passengers

    92.5%

    Load

  • August 2025

    6 departures · 982 passengers

    88.0%

    Load

  • September 2025

    4 departures · 532 passengers

    71.5%

    Load

  • October 2025

    6 departures · 985 passengers

    88.3%

    Load

  • November 2025

    5 departures · 652 passengers

    70.1%

    Load

  • December 2025

    6 departures · 760 passengers

    68.1%

    Load

  • January 2026

    5 departures · 761 passengers

    81.8%

    Load

  • February 2026

    4 departures · 670 passengers

    90.0%

    Load

  • March 2026

    7 departures · 1,073 passengers

    90.0%

    Load

  • April 2026

    6 departures · 889 passengers

    79.7%

    Load

By direction

The DOT files each direction separately — they rarely match.

GPTSAT

79.6% full

3 departures · 444 passengers

SATGPT

79.8% full

3 departures · 445 passengers

Nonstop GPT–SAT traffic has been filed with the US DOT since 2025.

Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.

The airports

GPT

US

Gulfport Biloxi International Airport

Coordinates

30.41°N, 89.07°W

Hemisphere

N · W

SAT

US

San Antonio International Airport

Coordinates

29.53°N, 98.47°W

Hemisphere

N · W

Frequently asked

How far is Gulfport (GPT) from San Antonio (SAT)?

GPT to SAT is 566 miles (910 km / 492 nautical miles) measured great-circle — the shortest path over the surface of the Earth.

How long is the flight from GPT to SAT?

A nonstop covers the 566-mile great-circle distance in roughly 1h 56m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.

What plane flies GPT–SAT?

In April 2026, the Boeing 737-800 flew the largest share of departures (100.0%).

What mileage do I earn flying GPT–SAT?

Distance-based programs credit off the 566-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.

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