Route
LAS → BWI
Harry Reid International Airport Baltimore/Washington International Thurgood Marshall Airport
How punctual is this route?
- On-time arrivals
- 78.9%
- Less than 15 minutes late
- Cancelled
- 1.0%
- Of scheduled flights
- Average delay when late
- 54 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,743
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 51%
- Late-arriving aircraft 38%
- Air traffic control & airport 11%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 84.3% | 167 |
| October 2025 | 81.1% | 185 |
| November 2025 | 83.1% | 156 |
| December 2025 | 77.2% | 150 |
| January 2026 | 91.0% | 127 |
| February 2026 | 85.3% | 112 |
| March 2026 | 76.5% | 142 |
| April 2026 | 83.4% | 146 |
| May 2026 | 67.6% | 148 |
| June 2026 | 71.9% | 139 |
| July 2026 | 68.3% | 149 |
| August 2026 | 78.1% | 122 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Southwest Airlines | 1,630 | 78.6% | 1.1% | 51 min |
| NK | 113 | 82.3% | 0.0% | 106 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
WN684
49% late · 70 flights
-
WN294
8% late · 64 flights
-
WN2204
10% late · 59 flights
-
WN1673
14% late · 58 flights
-
WN2099
5% late · 58 flights
-
WN2563
9% late · 58 flights
-
WN2566
40% late · 57 flights
-
NK1602
19% late · 52 flights
-
WN2205
54% late · 52 flights
-
WN153
7% late · 46 flights
-
WN3415
18% late · 45 flights
-
WN2206
40% late · 44 flights
-
NK1778
17% late · 42 flights
-
WN1686
32% late · 40 flights
-
WN235
44% late · 36 flights
-
WN2083
12% late · 33 flights
-
WN2117
9% late · 33 flights
-
WN1947
39% late · 32 flights
-
WN3147
9% late · 32 flights
-
WN1382
19% late · 31 flights
-
WN1541
3% late · 31 flights
-
WN2208
6% late · 31 flights
-
WN3129
13% late · 31 flights
-
WN978
0% late · 31 flights
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