Boston (BOS) to Sint Maarten (SXM)
Flight time
≈ 4h 17m
Bearing
162° S
Boston (BOS) to Sint Maarten (SXM) is 1,743 miles (2,806 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies BOS–SXM
Filed traffic dataIn May 2026, JetBlue Airways was the only carrier flying nonstop BOS–SXM; the Airbus A321 was the most common aircraft at 100% of departures; flights ran 91% full.
Departures
10
May 2026
Seats
1,590
both directions
Passengers
1,444
both directions
Load factor
90.8%
RPM ÷ ASM
Who flies BOS–SXM?
JetBlue Airways was the only carrier to fly nonstop BOS–SXM in May 2026 (10 departures).
- B6
10 departures · 1,590 seats
Share of departures100.0%90.8%
Load
What plane flies BOS–SXM?
In May 2026, the Airbus A321 flew 100% of BOS–SXM departures.
- Airbus A321
10 departures · 90.8% load
100.0%
How has BOS–SXM traffic changed?
Nonstop BOS–SXM departures rose from 8 in June 2025 to 10 in May 2026.
Monthly nonstop BOS–SXM traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
8 departures · 1,183 passengers
93.0%
Load
July 2025
9 departures · 1,271 passengers
86.2%
Load
August 2025
9 departures · 1,180 passengers
80.2%
Load
September 2025
0 departures · 0 passengers
—
Load
October 2025
12 departures · 1,311 passengers
68.3%
Load
November 2025
20 departures · 2,733 passengers
77.9%
Load
December 2025
36 departures · 5,257 passengers
76.5%
Load
January 2026
45 departures · 6,172 passengers
74.5%
Load
February 2026
39 departures · 5,989 passengers
84.0%
Load
March 2026
60 departures · 8,541 passengers
73.2%
Load
April 2026
52 departures · 7,087 passengers
76.8%
Load
May 2026
10 departures · 1,444 passengers
90.8%
Load
By direction
Each direction is filed separately — they rarely match.
BOS → SXM
88.7% full
5 departures · 705 passengers
SXM → BOS
93.0% full
5 departures · 739 passengers
Nonstop BOS–SXM traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).
The airports
Sint Maarten
SX
Princess Juliana International Airport
Coordinates
18.04°N, 63.11°W
Hemisphere
N · W
Frequently asked
How far is Boston (BOS) from Sint Maarten (SXM)?
BOS to SXM is 1,743 miles (2,806 km / 1,515 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BOS to SXM?
A nonstop covers the 1,743-mile great-circle distance in roughly 4h 17m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies BOS–SXM?
In May 2026, the Airbus A321 flew the largest share of departures (100.0%).
What mileage do I earn flying BOS–SXM?
Distance-based programs credit off the 1,743-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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