Baltimore (BWI) to Sint Maarten (SXM)
Flight time
≈ 4h 09m
Bearing
147° SE
Baltimore (BWI) to Sint Maarten (SXM) is 1,671 miles (2,690 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies BWI–SXM
Filed traffic dataIn May 2026, Southwest Airlines was the only carrier flying nonstop BWI–SXM; the Boeing 737-700 was the most common aircraft at 100% of departures; flights ran 77% full.
Departures
20
May 2026
Seats
2,740
both directions
Passengers
2,105
both directions
Load factor
76.8%
RPM ÷ ASM
Who flies BWI–SXM?
Southwest Airlines was the only carrier to fly nonstop BWI–SXM in May 2026 (20 departures).
- WN
20 departures · 2,740 seats
Share of departures100.0%76.8%
Load
What plane flies BWI–SXM?
In May 2026, the Boeing 737-700 flew 100% of BWI–SXM departures.
- Boeing 737-700
20 departures · 76.8% load
100.0%
How has BWI–SXM traffic changed?
Nonstop BWI–SXM departures rose from 1 in August 2025 to 20 in May 2026.
Monthly nonstop BWI–SXM traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
August 2025
1 departures · 136 passengers
81.9%
Load
September 2025
0 departures · 0 passengers
—
Load
October 2025
0 departures · 0 passengers
—
Load
November 2025
0 departures · 0 passengers
—
Load
December 2025
0 departures · 0 passengers
—
Load
January 2026
0 departures · 0 passengers
—
Load
February 2026
0 departures · 0 passengers
—
Load
March 2026
1 departures · 5 passengers
38.5%
Load
April 2026
13 departures · 1,134 passengers
58.6%
Load
May 2026
20 departures · 2,105 passengers
76.8%
Load
By direction
Each direction is filed separately — they rarely match.
BWI → SXM
71.1% full
10 departures · 974 passengers
SXM → BWI
82.5% full
10 departures · 1,131 passengers
Nonstop BWI–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
Baltimore
US
Baltimore/Washington International Thurgood Marshall Airport
Coordinates
39.18°N, 76.67°W
Hemisphere
N · W
Sint Maarten
SX
Princess Juliana International Airport
Coordinates
18.04°N, 63.11°W
Hemisphere
N · W
Frequently asked
How far is Baltimore (BWI) from Sint Maarten (SXM)?
BWI to SXM is 1,671 miles (2,690 km / 1,452 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BWI to SXM?
A nonstop covers the 1,671-mile great-circle distance in roughly 4h 09m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies BWI–SXM?
In May 2026, the Boeing 737-700 flew the largest share of departures (100.0%).
What mileage do I earn flying BWI–SXM?
Distance-based programs credit off the 1,671-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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