Boston (BOS) to Miami (MIA)
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.
Look up a route, or build a trip
Change the airports, or add stops for a multi-leg trip.
What actually flies BOS–MIA
US DOT T-100 · filed dataIn April 2026, American Airlines operated the most departures, one of 4 carriers flying nonstop BOS–MIA; the Boeing 737-800 was the most common aircraft at 55% of departures; flights ran 80% full.
Departures
664
April 2026
Seats
117,631
both directions
Passengers
94,058
both directions
Load factor
80.0%
passengers ÷ seats
Who flies BOS–MIA?
American Airlines operated the most nonstop BOS–MIA departures in April 2026 (400), one of 4 carriers on the route.
- AA
American Airlines
400 departures · 70,556 seats
Share of departures60.2%81.9%
Load
- DL
Delta Air Lines
180 departures · 30,046 seats
Share of departures27.1%74.2%
Load
- NK
Spirit Airlines
82 departures · 16,877 seats
Share of departures12.3%81.9%
Load
- YX
Republic Airways
2 departures · 152 seats
Share of departures0.3%76.3%
Load
What plane flies BOS–MIA?
In April 2026, the Boeing 737-800 flew 55% of BOS–MIA departures — more than any other aircraft type.
- Boeing 737-800
367 departures · 78.8% load
55.3% - Airbus A321
94 departures · 81.1% load
14.2% - Airbus A321neo
68 departures · 78.6% load
10.2% - Boeing 737-900ER
62 departures · 83.9% load
9.3% - Airbus A320
26 departures · 82.1% load
3.9% - Boeing 737 MAX 8
26 departures · 81.6% load
3.9% - Airbus A319
16 departures · 85.6% load
2.4% - Airbus A320neo
3 departures · 65.5% load
0.4% - Embraer E175
2 departures · 76.3% load
0.3%
How has BOS–MIA traffic changed?
Nonstop BOS–MIA departures fell from 677 in May 2025 to 664 in April 2026.
Monthly nonstop BOS–MIA traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
677 departures · 99,510 passengers
84.6%
Load
June 2025
595 departures · 85,207 passengers
82.9%
Load
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
By direction
The DOT files each direction separately — they rarely match.
BOS → MIA
79.7% full
333 departures · 47,047 passengers
MIA → BOS
80.2% full
331 departures · 47,011 passengers
Nonstop BOS–MIA 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
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 April 2026, the Boeing 737-800 flew the largest share of departures (55.3%), followed by the Airbus A321 (14.2%).
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.
Keep exploring
Every route below is its own page.