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Orlando (SFB) to Blountville (TRI)

536mi
863 km466 nm

Flight time

≈ 1h 52m

Bearing

353° N

Orlando (SFB) to Blountville (TRI) is 536 miles (863 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.

Route map: SFB → TRISFBTRI

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What actually flies SFBTRI

US DOT T-100 · filed data

In April 2026, Allegiant Air was the only carrier flying nonstop SFB–TRI; the Airbus A319 was the most common aircraft at 67% of departures; flights ran 78% full.

Departures

18

April 2026

Seats

3,012

both directions

Passengers

2,344

both directions

Load factor

77.8%

passengers ÷ seats

Who flies SFB–TRI?

Allegiant Air was the only carrier to fly nonstop SFB–TRI in April 2026 (18 departures).

  • G4

    Allegiant Air

    18 departures · 3,012 seats

    77.8%

    Load

What plane flies SFB–TRI?

In April 2026, the Airbus A319 flew 67% of SFB–TRI departures — more than any other aircraft type.

How has SFB–TRI traffic changed?

Nonstop SFB–TRI departures fell from 20 in May 2025 to 18 in April 2026.

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

  • May 2025

    20 departures · 2,918 passengers

    81.2%

    Load

  • June 2025

    26 departures · 3,747 passengers

    77.3%

    Load

  • July 2025

    28 departures · 4,135 passengers

    77.8%

    Load

  • August 2025

    22 departures · 2,717 passengers

    69.8%

    Load

  • September 2025

    16 departures · 2,667 passengers

    87.7%

    Load

  • October 2025

    30 departures · 4,662 passengers

    84.2%

    Load

  • November 2025

    18 departures · 2,452 passengers

    75.1%

    Load

  • December 2025

    20 departures · 2,899 passengers

    83.1%

    Load

  • January 2026

    16 departures · 1,797 passengers

    61.0%

    Load

  • February 2026

    16 departures · 2,071 passengers

    70.6%

    Load

  • March 2026

    17 departures · 2,484 passengers

    85.9%

    Load

  • April 2026

    18 departures · 2,344 passengers

    77.8%

    Load

By direction

The DOT files each direction separately — they rarely match.

SFBTRI

79.5% full

9 departures · 1,198 passengers

TRISFB

76.1% full

9 departures · 1,146 passengers

Nonstop SFB–TRI 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

SFB

US

Orlando Sanford International Airport

Coordinates

28.77°N, 81.23°W

Hemisphere

N · W

TRI

US

Tri-Cities Regional TN/VA Airport

Coordinates

36.48°N, 82.41°W

Hemisphere

N · W

Frequently asked

How far is Orlando (SFB) from Blountville (TRI)?

SFB to TRI is 536 miles (863 km / 466 nautical miles) measured great-circle — the shortest path over the surface of the Earth.

How long is the flight from SFB to TRI?

A nonstop covers the 536-mile great-circle distance in roughly 1h 52m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.

What plane flies SFB–TRI?

In April 2026, the Airbus A319 flew the largest share of departures (66.7%), followed by the Boeing 737 MAX 8-200 (33.3%).

What mileage do I earn flying SFB–TRI?

Distance-based programs credit off the 536-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.

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