Sint Maarten to Washington (SXM-IAD): nonstop flights and who flies them

United Airlines flies nonstop from Sint Maarten (SXM) to Washington (IAD) just once a week. With so few departures, each one carries the only premium seats on the route that day. United Airlines fly the route nonstop in 2LNR's schedule data; the timetable and the reverse direction are below.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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1
Nonstop flights a week
1,682 mi
Nonstop distance
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Sint Maarten to Washington flight schedule

Scheduled nonstop departures for SXM to IAD, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Sint Maarten (SXM) to Washington (IAD)
Date Flight Airline Departs SXM Arrives IAD Duration Aircraft
UA 1223United Airlines16:0020:354h 35m7M8
UA 1223United Airlines17:0020:354h 35m7M8
UA 1223United Airlines17:0020:354h 35m7M8
UA 1223United Airlines17:0020:354h 35m7M8
UA 1223United Airlines17:0020:354h 35m7M8
UA 1223United Airlines17:0020:354h 35m7M8
UA 1223United Airlines17:0020:354h 35m7M8

Showing all 7 scheduled SXM to IAD departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every SXM to IAD date on the interactive map

The full SXM to IAD nonstop schedule

United Airlines fly the route nonstop in 2LNR's schedule data. This page carries the full SXM to IAD nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below.

See real availability

Confirmed upgrade and award seats on each SXM to IAD departure, checked against live inventory so you know what is open before you book.

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Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See SXM to IAD on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Sint Maarten to Washington nonstop

Carriers operating SXM to IAD nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See SXM to IAD on the interactive map →

Frequently asked questions about SXM to IAD

How far is Washington from Sint Maarten?
SXM to IAD covers about 1,682 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from SXM to IAD?
United Airlines is currently the only airline flying SXM to IAD nonstop. None of them is a carrier 2LNR reads inventory for, so this page carries the SXM to IAD schedule rather than a space claim.
How often does SXM to IAD operate?
The nonstop currently runs once a week, on United Airlines. Thin schedules like this change by season, and an alert will catch anything added.
What time do flights from SXM to IAD depart?
Scheduled SXM to IAD nonstops in the next 7 days with service leave between 16:00 and 17:00, local time at Sint Maarten. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
Does 2LNR show upgrade or award space on SXM to IAD?
Not on this route: none of United Airlines is a carrier 2LNR reads inventory for. The page carries the full SXM to IAD nonstop schedule and who flies each departure, and the reverse direction is linked below.

See the full SXM to IAD nonstop schedule

Every scheduled departure on this route, with who flies it. On the routes 2LNR does read inventory for, upgrade and award space shows by date, the next 14 days free on every product and the full horizon on Pro.

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