Baltimore (BWI) to Salt Lake City (SLC) flights
Southwest Airlines, Delta Air Lines fly nonstop from Baltimore/Washington International Thurgood Marshall Airport to Salt Lake City International Airport, with about 14 flights a week in July 2026. The 1,865-mile flight takes about 4h 43m gate to gate.
- Distance
- 1,865 mi · 3,001 km
- Flight time
- 4h 43m
- Airlines
- 2
- Seats filled
- 82%
Airlines flying BWI to SLC
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 7 | Boeing 737 MAX 8, Boeing 737-800, Boeing 737-700 / MAX 7 | 56,797 | 4h 42m |
| Delta Air Lines | 7 | Boeing 737-900ER, Airbus A220-300, Boeing 737-800 | 46,200 | 4h 45m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
BWI to SLC flight schedule
5 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 7:39am and the last at 2:05pm. 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) |
|---|---|---|---|---|
| DL 1176Delta Air Lines | 7:39am | 10:15am | 31 | 80% |
| WN 3868Southwest Airlines | 8:50am | 11:25am | 12 | 100% |
| WN 1313Southwest Airlines | 9:40am | 12:15pm | 8 | n/a |
| WN 2090Southwest Airlines | 1:45pm | 4:20pm | 4 | n/a |
| WN 2362Southwest Airlines | 2:05pm | 4:40pm | 4 | n/a |
Is BWI to SLC on time?
From September 2025 to August 2026, 76% of 769 flights arrived within 15 minutes of schedule and 1.8% were cancelled. Flights leaving around 8am were the most punctual (93%), those around 6pm the least (56%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (50%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 409 | 73% | 16 min | 1.7% |
| Delta Air Lines | 360 | 80% | 13 min | 1.9% |
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 |
|---|---|---|---|
| 7am to 8am | 368 | 81% | |
| 8am to 9am | 62 | 93% | |
| 9am to 10am | 65 | 69% | |
| 10am to 11am | 34 | 85% | |
| 11am to 12pm | 16 | 75% | |
| 12pm to 1pm | 30 | 60% | |
| 1pm to 2pm | 54 | 79% | |
| 2pm to 3pm | 24 | 75% | |
| 6pm to 7pm | 58 | 56% | |
| 8pm to 9pm | 34 | 58% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 63 | 9,230 | |
| September 2025 | 60 | 8,639 | |
| October 2025 | 61 | 8,866 | |
| November 2025 | 55 | 6,525 | |
| December 2025 | 60 | 8,481 | |
| January 2026 | 66 | 7,732 | |
| February 2026 | 74 | 9,019 | |
| March 2026 | 69 | 8,750 | |
| April 2026 | 60 | 7,096 | |
| May 2026 | 61 | 8,632 | |
| June 2026 | 64 | 10,147 | |
| July 2026 | 64 | 10,062 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.