Las Vegas (LAS) to Baltimore (BWI): On-Time Performance
Data through May 2026
Las Vegas (LAS) to Baltimore (BWI) effectively runs on two schedules. In November 2024, 92% of arrivals were on time; in July 2025 that fell to 64% — a 28-point seasonal swing. Across the full period the route averages 79% on-time against a national 78%. Morning departures also hold up better than evening ones (88% vs 78%), which matters most in the rough months.
- On-time
- 79%
- arrived <15 min late
- Avg delay
- 12 min
- completed flights
- Cancelled
- 0.7%
- Flights/day
- 5.0
- last 12 months
- Duration
- 4h 33m
- scheduled
- Distance
- 2,106 mi
Best airline from LAS to BWI
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Spirit Airlinesmost reliable | 80% | 16 min | 0.8% | 747 |
| Southwest Airlines | 79% | 11 min | 0.7% | 3,245 |
Monthly on-time trend
Best time to fly from LAS to BWI
Aim for departures around 6 a.m. (94% on-time); avoid 12 a.m. departures (55%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 77% | 16 min |
| Tuesdaybest | 88% | 7 min |
| Wednesday | 84% | 8 min |
| Thursday | 75% | 14 min |
| Friday | 73% | 18 min |
| Saturday | 87% | 7 min |
| Sunday | 73% | 13 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft35%
- Airline operations44%
- National airspace system18%
- Weather2%
Frequently asked questions
- How often are flights from LAS to BWI delayed?
- 21% of LAS–BWI flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 12 minutes.
- Which airline is most reliable from LAS to BWI?
- Spirit Airlines has the best on-time record on this route at 80%, based on 747 flights. 2 airlines flew LAS–BWI frequently enough to compare in this period.
- What is the best time of day to fly from LAS to BWI?
- Departures around 6 a.m. have the best record (94% on-time), while departures around 12 a.m. have the worst (55%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from LAS to BWI?
- The scheduled LAS–BWI flight time averages 4h 33m over 2,106 miles. Actual arrival times vary — flights on this route land 15+ minutes late 21% of the time.
- How often are LAS to BWI flights cancelled?
- 0.7% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from LAS to BWI?
- July 2025 was the roughest month in this dataset, with only 64% of arrivals on time. The best was November 2024 at 92%. If your dates are flexible, that 28-point gap is worth planning around.
Explore related pages
More routes from LAS
Other ways to fly to Baltimore (BWI)
Related guides
Based on 3,992 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.