Boston (BOS) to Miami (MIA)

1,260mi
2,028 km1,095 nm

Flight time

≈ 3h 19m

Bearing

208° SW

Boston (BOS) to Miami (MIA) is 1,260 miles (2,028 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.

Route map: BOS → MIABOSMIA

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What actually flies BOSMIA

Filed traffic data

In June 2026, American Airlines operated the most departures, one of 2 carriers flying nonstop BOS–MIA; the Boeing 737-800 was the most common aircraft at 59% of departures; flights ran 84% full.

Departures

527

June 2026

Seats

92,667

both directions

Passengers

78,045

both directions

Load factor

84.2%

RPM ÷ ASM

Who flies BOS–MIA?

American Airlines operated the most nonstop BOS–MIA departures in June 2026 (403), one of 2 carriers on the route.

  • AA

    American Airlines

    403 departures · 72,530 seats

    86.3%

    Load

  • DL

    Delta Air Lines

    124 departures · 20,137 seats

    76.7%

    Load

What plane flies BOS–MIA?

In June 2026, the Boeing 737-800 flew 59% of BOS–MIA departures — more than any other aircraft type.

How has BOS–MIA traffic changed?

Nonstop BOS–MIA departures fell from 574 in July 2025 to 527 in June 2026.

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

  • July 2025

    574 departures · 86,759 passengers

    89.3%

    Load

  • August 2025

    574 departures · 88,917 passengers

    89.7%

    Load

  • September 2025

    446 departures · 65,558 passengers

    85.0%

    Load

  • October 2025

    498 departures · 75,741 passengers

    88.1%

    Load

  • November 2025

    506 departures · 73,540 passengers

    84.8%

    Load

  • December 2025

    542 departures · 79,518 passengers

    85.1%

    Load

  • January 2026

    571 departures · 85,292 passengers

    84.4%

    Load

  • February 2026

    582 departures · 88,600 passengers

    82.6%

    Load

  • March 2026

    634 departures · 100,443 passengers

    87.7%

    Load

  • April 2026

    664 departures · 94,058 passengers

    80.0%

    Load

  • May 2026

    557 departures · 82,042 passengers

    85.3%

    Load

  • June 2026

    527 departures · 78,045 passengers

    84.2%

    Load

By direction

Each direction is filed separately — they rarely match.

MIABOS

84.9% full

264 departures · 39,405 passengers

BOSMIA

83.5% full

263 departures · 38,640 passengers

Nonstop BOS–MIA 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

BOS

US

Boston Logan International Airport

Coordinates

42.36°N, 71.01°W

Hemisphere

N · W

MIA

US

Miami International Airport

Coordinates

25.80°N, 80.29°W

Hemisphere

N · W

Frequently asked

How far is Boston (BOS) from Miami (MIA)?

BOS to MIA is 1,260 miles (2,028 km / 1,095 nautical miles) measured great-circle — the shortest path over the surface of the Earth.

How long is the flight from BOS to MIA?

A nonstop covers the 1,260-mile great-circle distance in roughly 3h 19m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.

What plane flies BOS–MIA?

In June 2026, the Boeing 737-800 flew the largest share of departures (58.6%), followed by the Airbus A321 (25.8%).

What mileage do I earn flying BOS–MIA?

Distance-based programs credit off the 1,260-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.

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