Raleigh/Durham (RDU) to Baltimore (BWI) flights
Southwest Airlines flies nonstop from Raleigh-Durham International Airport to Baltimore/Washington International Thurgood Marshall Airport, with about 35 flights a week in July 2026. The 256-mile flight takes about 1h 1m gate to gate.
- Distance
- 256 mi · 412 km
- Flight time
- 1h 1m
- Airlines
- 1
- Seats filled
- 64%
Airlines flying RDU to BWI
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 35 | Boeing 737-700 / MAX 7, Boeing 737 MAX 8, Boeing 737-800 | 175,423 | 1h 1m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
RDU to BWI flight schedule
11 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 6:00am and the last at 7:15pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| WN 1653Southwest Airlines | 6:00am | 7:05am | 4 | n/a |
| WN 4394Southwest Airlines | 6:00am | 7:05am | 12 | 92% |
| WN 2663Southwest Airlines | 7:00am | 8:05am | 12 | 100% |
| WN 4778Southwest Airlines | 10:50am | 11:55am | 4 | n/a |
| WN 2202Southwest Airlines | 12:30pm | 1:35pm | 12 | 82% |
| WN 3345Southwest Airlines | 1:45pm | 2:55pm | 12 | 92% |
| WN 2015Southwest Airlines | 2:40pm | 3:50pm | 12 | 83% |
| WN 3361Southwest Airlines | 3:35pm | 4:45pm | 8 | n/a |
| WN 1162Southwest Airlines | 5:20pm | 6:30pm | 4 | n/a |
| WN 4395Southwest Airlines | 6:30pm | 7:40pm | 20 | 69% |
| WN 1738Southwest Airlines | 7:15pm | 8:25pm | 4 | n/a |
Is RDU to BWI on time?
From September 2025 to August 2026, 86% of 1,763 flights arrived within 15 minutes of schedule and 2.2% were cancelled. Flights leaving around 6am were the most punctual (97%), those around 8pm the least (63%). Most delay time was caused by late-arriving aircraft (60%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 1,763 | 86% | 9 min | 2.2% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 5am to 6am | 77 | 97% | |
| 6am to 7am | 259 | 97% | |
| 8am to 9am | 137 | 92% | |
| 10am to 11am | 127 | 92% | |
| 11am to 12pm | 132 | 93% | |
| 12pm to 1pm | 92 | 88% | |
| 1pm to 2pm | 142 | 87% | |
| 2pm to 3pm | 67 | 91% | |
| 3pm to 4pm | 128 | 89% | |
| 4pm to 5pm | 110 | 79% | |
| 5pm to 6pm | 75 | 71% | |
| 6pm to 7pm | 150 | 72% | |
| 7pm to 8pm | 91 | 73% | |
| 8pm to 9pm | 129 | 63% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 148 | 14,385 | |
| September 2025 | 143 | 14,421 | |
| October 2025 | 166 | 17,610 | |
| November 2025 | 154 | 14,755 | |
| December 2025 | 159 | 15,906 | |
| January 2026 | 122 | 10,034 | |
| February 2026 | 117 | 10,205 | |
| March 2026 | 151 | 15,051 | |
| April 2026 | 148 | 14,404 | |
| May 2026 | 152 | 15,411 | |
| June 2026 | 154 | 17,428 | |
| July 2026 | 158 | 17,040 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.