Route Details
| Flight | Airline | From | To | Departure | Arrival | Duration | Days | Effective |
|---|---|---|---|---|---|---|---|---|
| 346 | United Airlines | IAD | SXM | 08:17 | 12:33 | 4h 16m | Mon, Tue, Wed, Thu, Fri, Sun | 2027-03-28 – 2027-04-04 |
| 346 | United Airlines | IAD | SXM | 08:41 | 13:50 | 4h 9m | Sat | 2026-11-07 – 2026-12-12 |
| 346 | United Airlines | IAD | SXM | 08:15 | 12:27 | 4h 12m | Sat | 2027-04-03 – 2027-05-29 |
| 346 | United Airlines | IAD | SXM | 08:41 | 12:50 | 4h 9m | Sat | 2026-10-31 – 2026-10-31 |
| 346 | United Airlines | IAD | SXM | 08:17 | 12:33 | 4h 16m | Sat | 2026-05-09 – 2026-05-16 |
| 346 | United Airlines | IAD | SXM | 08:41 | 13:50 | 4h 9m | Mon, Tue, Wed, Thu, Fri, Sat, Sun | 2027-03-04 – 2027-03-13 |
| 346 | United Airlines | IAD | SXM | 08:41 | 13:50 | 4h 9m | Mon, Tue, Wed, Thu, Fri, Sat, Sun | 2026-12-17 – 2026-12-31 |
| 346 | United Airlines | IAD | SXM | 08:41 | 13:50 | 4h 9m | Mon, Fri, Sat, Sun | 2027-01-01 – 2027-01-04 |
| 346 | United Airlines | IAD | SXM | 08:17 | 12:33 | 4h 16m | Wed | 2027-04-07 – 2027-06-02 |
| 346 | United Airlines | IAD | SXM | 08:41 | 12:50 | 4h 9m | Mon, Tue, Wed, Thu, Fri, Sat, Sun | 2027-03-14 – 2027-03-27 |
| 346 | United Airlines | IAD | SXM | 08:41 | 13:50 | 4h 9m | Sat, Sun | 2027-01-09 – 2027-02-28 |
| 346 | United Airlines | IAD | SXM | 08:17 | 12:33 | 4h 16m | Mon, Tue, Wed, Thu, Fri, Sat, Sun | 2026-05-21 – 2026-08-10 |
| 2300 | Southwest Airlines | BWI | SXM | 08:10 | 13:30 | 4h 20m | Sat | 2026-12-19 – 2026-12-26 |
| 2300 | Southwest Airlines | BWI | SXM | 09:05 | 14:20 | 4h 15m | Mon, Thu, Fri, Sun | 2026-11-01 – 2026-11-15 |
| 2300 | Southwest Airlines | BWI | SXM | 09:05 | 14:20 | 4h 15m | Mon, Tue, Wed, Sun | 2026-12-21 – 2026-12-30 |
| 2300 | Southwest Airlines | BWI | SXM | 09:05 | 14:20 | 4h 15m | Mon, Sun | 2026-11-30 – 2026-12-06 |
| 2300 | Southwest Airlines | BWI | SXM | 08:25 | 12:40 | 4h 15m | Sun | 2026-05-10 – 2026-05-31 |
| 2300 | Southwest Airlines | BWI | SXM | 08:25 | 12:55 | 4h 30m | Sun | 2026-06-07 – 2026-08-02 |
| 2300 | Southwest Airlines | BWI | SXM | 09:05 | 14:20 | 4h 15m | Mon, Sun | 2027-01-03 – 2027-01-04 |
| 2300 | Southwest Airlines | BWI | SXM | 08:10 | 12:25 | 4h 15m | Sat | 2026-05-09 – 2026-05-30 |
| 2300 | Southwest Airlines | BWI | SXM | 09:10 | 14:25 | 4h 15m | Sun | 2026-11-29 – 2026-11-29 |
| 2300 | Southwest Airlines | BWI | SXM | 08:55 | 13:15 | 4h 20m | Sat | 2026-07-11 – 2026-08-01 |
| 2300 | Southwest Airlines | BWI | SXM | 08:10 | 13:30 | 4h 20m | Sat | 2027-01-02 – 2027-01-02 |
| 2300 | Southwest Airlines | BWI | SXM | 09:05 | 14:20 | 4h 15m | Mon, Tue, Wed, Fri, Sun | 2026-11-20 – 2026-11-27 |
| 2300 | Southwest Airlines | BWI | SXM | 08:50 | 13:15 | 4h 25m | Sat | 2026-06-06 – 2026-07-04 |
| 2300 | Southwest Airlines | BWI | SXM | 08:10 | 13:30 | 4h 20m | Sat | 2026-11-21 – 2026-11-28 |
| 2300 | Southwest Airlines | BWI | SXM | 09:05 | 14:20 | 4h 15m | Thu, Fri, Sun | 2026-12-11 – 2026-12-20 |
Flights departing WAS Washington D.C. for SXM St Maarten
WAS
Washington D.C.
✈
SXM
St Maarten
The distance between WAS and SXM is 2,704km and the minimum flight time is 4hrs 9min.
Airlines & Schedules
United Airlines
Ends in August, restarts in October
June 2026
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Southwest Airlines
Ends in August, restarts in November
June 2026
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Destination Guides
No guides available... yet!
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