Baltimore (BWI) to Phoenix (PHX) flights
Southwest Airlines flies nonstop from Baltimore/Washington International Thurgood Marshall Airport to Phoenix Sky Harbor International Airport, with about 14 flights a week in July 2026. The 1,999-mile flight takes about 4h 55m gate to gate.
- Distance
- 1,999 mi · 3,217 km
- Flight time
- 4h 55m
- Airlines
- 1
- Seats filled
- 79%
Airlines flying BWI to PHX
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 14 | Boeing 737 MAX 8, Boeing 737-800, Boeing 737-700 / MAX 7 | 164,954 | 4h 55m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
BWI to PHX flight schedule
5 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 6:30am and the last at 8:30pm. 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 866Southwest Airlines | 6:30am | 8:20am | 12 | 82% |
| WN 344Southwest Airlines | 3:15pm | 5:05pm | 14 | 64% |
| WN 484Southwest Airlines | 3:25pm | 5:15pm | 12 | 67% |
| WN 156Southwest Airlines | 5:40pm | 7:30pm | 12 | 46% |
| WN 1040Southwest Airlines | 8:30pm | 10:20pm | 28 | 74% |
Is BWI to PHX on time?
From September 2025 to August 2026, 76% of 1,218 flights arrived within 15 minutes of schedule and 1.1% were cancelled. Flights leaving around 6am were the most punctual (89%), those around 3pm the least (61%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (42%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 1,218 | 76% | 13 min | 1.1% |
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 |
|---|---|---|---|
| 6am to 7am | 249 | 89% | |
| 7am to 8am | 57 | 90% | |
| 8am to 9am | 51 | 90% | |
| 9am to 10am | 80 | 84% | |
| 10am to 11am | 84 | 83% | |
| 12pm to 1pm | 47 | 83% | |
| 2pm to 3pm | 34 | 56% | |
| 3pm to 4pm | 97 | 61% | |
| 4pm to 5pm | 89 | 77% | |
| 5pm to 6pm | 58 | 64% | |
| 6pm to 7pm | 79 | 71% | |
| 7pm to 8pm | 74 | 65% | |
| 8pm to 9pm | 49 | 68% | |
| 9pm to 10pm | 121 | 62% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 104 | 13,283 | |
| September 2025 | 102 | 13,655 | |
| October 2025 | 119 | 16,551 | |
| November 2025 | 103 | 13,000 | |
| December 2025 | 107 | 15,125 | |
| January 2026 | 95 | 12,169 | |
| February 2026 | 94 | 11,852 | |
| March 2026 | 112 | 15,345 | |
| April 2026 | 118 | 14,519 | |
| May 2026 | 125 | 16,994 | |
| June 2026 | 87 | 12,922 | |
| July 2026 | 62 | 9,539 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.