Apparatus

Try JFK, AAL1290, BAW, or N225AN.

route Route

IAD → SXM

2,480 km avg 3h 11m 1 airline

Departure

IAD KIAD MVFR

Washington Dulles International Airport

Dulles, US

Local time
12:16 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
312 ft
Coordinates
38.9445, -77.4558

cloud Weather

Wind
100° / 7 kt
Visibility
10 SM
Ceiling
OVC 1,500 ft
Temp / Dew
15°C / 11°C
Altimeter
29.88 inHg

Obs: 2026-04-25T16:06:00.000Z

Raw METAR / TAF 
SPECI KIAD 251606Z 10007KT 10SM OVC015 15/11 A2988 RMK AO2 T01500111

TAF KIAD 251453Z 2515/2618 11007G15KT P6SM OVC012 FM252000 10012G20KT 4SM SHRA BR OVC010 FM260200 07011G18KT 4SM SHRA BR SCT005 OVC010 FM260500 04009KT 5SM -SHRA BR BKN005 OVC008 FM261000 03009KT P6SM VCSH BKN005 OVC008 FM261400 02009KT P6SM SCT008 BKN015

flight Live Traffic

flight_takeoff 156 Departures
flight_land 253 Arrivals

Arrival

SXM TNCM VFR

Princess Juliana International Airport

Sint Maarten, SX

Local time
12:16 AST
Timezone
America/Lower_Princes
Type
Large Airport
Elevation
13 ft
Coordinates
18.0410, -63.1089

cloud Weather

Wind
150° / 8 kt
Visibility
6 SM
Ceiling
FEW 1,800 ft
Temp / Dew
29°C / 25°C
Altimeter
29.91 inHg

Obs: 2026-04-25T16:00:00.000Z

Raw METAR / TAF 
METAR TNCM 251600Z 15008KT 9999 FEW018 29/25 Q1013 NOSIG

TAF TNCM 251601Z 2518/2618 14006KT 9999 SCT018 PROB40 TEMPO 2518/2600 VRB02KT 6000 SHRA BKN016 PROB40 TEMPO 2603/2609 5000 SHRA BKN016

flight Live Traffic

flight_takeoff 14 Departures
flight_land 28 Arrivals
Flights tracked
3
Avg duration
3h 11m
Distance
2,480 km

Live traffic

IAD → SXM. Live aircraft currently filed on this route.

Airlines 1

Airline Flights shown
United Airlines 2

Other connections

More destinations from IAD

More origins to SXM

Recent flights last 3

DateFlightAircraftTakeoffLandingDurationArr Δ
2026-04-25 UAL346 A2B176 Apr 25, 12:25 UTCApr 25, 15:30 UTC3h 5m -
2026-04-22 UAL346 A12750 Apr 22, 12:30 UTCApr 22, 15:40 UTC3h 10m -
2026-04-15 UAL346 A7598C Apr 15, 12:35 UTCApr 15, 15:52 UTC3h 17m -4m

IAD → SXM frequently asked

How long is the flight from IAD to SXM?
Average flight time on the IAD–SXM route is 3h 11m, covering approximately 2,480 km (1,540 mi).
What is the distance from IAD to SXM?
The great-circle distance from IAD to SXM is approximately 2,480 km (1,540 miles).
Which airlines fly from IAD to SXM?
1 airline operates this route in our records: United Airlines.
How many flights per week from IAD to SXM?
We've observed ~1 flight per day on this route across our tracking data (3 total flights recorded).
Can I track IAD–SXM flights live?
Yes. The live tracker map above shows aircraft currently flying this route, filtered by departure and arrival airport.