Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
WN 311 · Washington (DCA) → New Orleans (MSY)
Sold by Southwest. Still flying: 39 of the last 56 days (Mon–Fri).
Arrives on time76%within 15 minutes, of 41 flights
Cancelled0.0%of scheduled flights
An hour or more late10%of flights that operated
When late, on average63 minlate, among flights 15+ min late
Schedule
Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport (New Orleans is 1 h behind Washington).
- Leaves DCA
- 11:35
- Arrives MSY
- 13:10
- Flight time
- 2h 35m
- Days flown, last 8 weeks
- 39 of 56
Each square is a day, Sat Jun 6 to Fri Jul 31, two weeks per row (each column is the same weekday); filled = flew.
How late it arrives
Share of flights that operated arriving more than this late.
Horizontal: minutes late at arrival (0 to 3 hours). Vertical: share of flights later than that.
Its hour at DCA
All flights leaving Washington (DCA) at 11 am–12 pm, wherever they’re going: 79% left within 15 minutes and 2.2% were cancelled (8,912 flights in the year). Other Southwest flights on this route →
Upcoming forecasts
Our odds that this flight is late or cancelled on the days we publish.