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Direct flights from Dulles to Sint Maarten

Airlines Schedules

IAD - SXM route map All flights from IAD to SXM non-stop. There are direct flights from Washington Dulles International (IAD), Virginia, USA to Princess Juliana International (SXM), Sint Maarten with United Airlines. 7 weekly departures are currently scheduled on this route. Departure times range from 08:15 to 08:41 depending on the schedule period. The flight distance is 1691 miles (2721 km). Flight time ranges from 4 hours and 9 minutes to 4 hours and 16 minutes.

IAD
Washington Dulles
USADulles , USA
SXM
Princess Juliana
Sint MaartenSint Maarten , Sint Maarten
IAD
Washington Dulles
USADulles , USA
Princess Juliana
Sint MaartenSint Maarten , Sint Maarten
SXM
Flight time 4h 9min to 4h 16min
Updated Jun 8, 2026
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Airlines with non-stop routes:

United Airlines Star Alliance

Departure times vary between 08:15 and 08:41
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7 flights/week
7 flights/week
Weekday-labels: HAS FLIGHTS UPCOMING NO FLIGHTS
View all flight dates
Flight schedule from Dulles to Sint Maarten with United Airlines

This is a weekly direct flight schedule for United Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.

 
Flight
Mon
Jul 6
Tue
Jul 7
Wed
Jul 8
Thu
Jul 9
Fri
Jul 10
Sat
Jul 11
Sun
Jul 12
UA346
08:17
08:17
08:17
08:17
08:17
08:17
08:17

The timetable & schedule information was updated at 2026-06-08

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Dulles to Sint Maarten scheduled departures

Select a date to see every published non-stop departure between IAD and SXM.

Thursday
Thu
Jul 09
1 flights(1)
Friday
Fri
Jul 10
1 flights(1)
Saturday
Sat
Jul 11
1 flights(1)
Sunday
Sun
Jul 12
1 flights(1)
Monday
Mon
Jul 13
1 flights(1)
Tuesday
Tue
Jul 14
1 flights(1)
Wednesday
Wed
Jul 15
1 flights(1)
Time
Airline
Flight
08:17
United Airlines United Airlines
UA346
08:17
United Airlines United Airlines
UA346
08:17
United Airlines United Airlines
UA346
08:17
United Airlines United Airlines
UA346
08:17
United Airlines United Airlines
UA346
08:17
United Airlines United Airlines
UA346
08:17
United Airlines United Airlines
UA346
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IAD-SXM flight route
Route map from Dulles, IAD to Sint Maarten, SXM. The distance is 1691 miles or 2721 km.
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Dulles - Sint Maarten direct flight map
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IAD - SXM route facts

  • Distance
    1691 miles (2721 km)
  • Flight time
    4 hours and 9 minutes to 4 hours and 16 minutes
  • Airline
    United United
  • Airline alliances
    Star Alliance
  • Cabins
    Economy First
  • Hub airports
    IAD (Secondary hub.)
  • Aircraft
    Boeing 737MAX 8 Passenger

Route FAQ

United Airlines operates non-stop flights from IAD to SXM with 7 weekly departures.

Scheduled flight time from IAD to SXM ranges from 4 hours and 9 minutes to 4 hours and 16 minutes. The route covers 1691 miles (2721 km).

7 weekly departures are currently scheduled on this route, with published departure times ranging from 08:15 to 08:41 depending on the schedule period.

Economy and First are currently scheduled on non-stop flights for this route.