Sint Maarten to Dulles (SXM–IAD) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
SXM–IAD is served by 1 airline with nonstop service. United Airlines leads the route. The flight covers 1,682 miles in approximately 4h 27m. Beyond nonstop, 94 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| UA United Airlines | 7 | B38M | 4h27 | – | Star Alliance | – |
Weekly Schedule Pattern
Connection Landscape
Other ways to reach Dulles from Sint Maarten
| Metric | SXM→IAD | AXA→IAD | SKB→IAD |
|---|---|---|---|
| Distance from SXM | – | 12 mi | 57 mi |
| Nonstop airlines | 1 | 1 | 2 |
| Weekly flights | 7 | – | – |
| Flight time | 4h 27m | 3h 55m | 3h 52m |
Travel Essentials
SXM: AST · IAD: EDT
When it's 6:00 PM in Sint Maarten, it's 6:00 PM in Dulles.
Silver Line Metro runs from Washington Dulles Airport station to Metro Center in about 65 minutes (~$7). The route bypasses I-66 and I-495 congestion entirely. Washington Flyer coach also runs to Wiehle-Reston East station ($6, 15 min) for Metro connection.Taxis and ride-shares to downtown DC cost $55–80 and take 35–55 minutes depending on traffic. Car rental facilities are on-site. Dulles is 27 miles west of the Capitol; it is farther than either DCA or BWI from central DC.
Humid continental climate. Summers are hot and muggy (30–36°C) with frequent afternoon thunderstorms that cause delays June through August. Winters bring cold temperatures (−3 to 5°C) with snow and ice. The Virginia suburbs accumulate more snow than downtown DC, and ice storms are the primary disruption risk.
Dulles sits at higher elevation in Virginia's piedmont and sees more winter precipitation than DCA. Spring and fall are variable. Snowfall is possible into April. Thunderstorms begin from April through May.
SXM–IAD Quick Facts
Frequently Asked Questions
Flights from SXM to IAD
Princess Juliana International Airport (SXM) and Washington Dulles International Airport (IAD) are connected by nonstop service from United Airlines. With 7 weekly departures, this is a regularly served route.
SXM to IAD Flight Duration and Schedule
Nonstop flight time from SXM to IAD ranges from 4 hours 27 minutes. The route covers a distance of 1,682 miles (2,706 km). There are approximately 7 weekly flights outbound and 7 return, totaling 14 flights per week in both directions.
Connecting Options and Alternatives
94 one-stop connections are available, with the fastest taking approximately 5 hours via AXA. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include The Valley (AXA), Basseterre (SKB) and Beef Island (EIS).