LAX to BWI flight delays & on-time performance
Nonstop flights from Los Angeles International Airport to Baltimore/Washington International Thurgood Marshall Airport · 2,329 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at LAX or BWI right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Los Angeles (LAX) to Baltimore (BWI) arrived on time 82% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.9% were cancelled, and 3% arrived an hour or more late.
- United Airlines was the most punctual airline here (90% on time); Southwest Airlines was the least (78%).
- Departures scheduled around 6am did best (94% on time); around 12pm did worst (59%).
- Saturday was the most reliable day to fly (86% on time) and Sunday the least (76%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (42%).
Which airline is most on time from LAX to BWI?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| United Airlines | 90% | 0.3% | 8 min | 3.1% | 579 |
| Southwest Airlines | 78% | 1.2% | 10 min | 3.0% | 1,029 |
| Spirit Airlines | 76% | 1.3% | 13 min | 7.7% | 79 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 12am95%19 flights
- 5am89%186 flights
- 6am94%125 flights
- 7am85%34 flights
- 9am85%242 flights
- 10am81%108 flights
- 11am73%41 flights
- 12pm59%81 flights
- 1pm67%147 flights
- 9pm82%414 flights
- 10pm82%50 flights
- 11pm87%192 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday83%1.2% cancelled
- Tuesday83%1.0% cancelled
- Wednesday85%0.0% cancelled
- Thursday80%0.0% cancelled
- Friday82%0.4% cancelled
- Saturday86%1.4% cancelled
- Sunday76%2.4% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)42%
- Late-arriving aircraft36%
- Air traffic control & airport congestion21%
- Extreme weather0%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather87%
- Airline (crew, maintenance, cleaning, fueling)7%
- Air traffic control & airport congestion7%
- Security0%
LAX to BWI: common questions
- How often are LAX to BWI flights on time?
- 82% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Los Angeles to Baltimore cancelled?
- 0.9% of scheduled flights were cancelled (15 of 1,687).
- How long are typical delays?
- Across all flights the average arrival delay was 9 min (early arrivals count as zero). Flights that were late arrived 44 min behind schedule on average, and 3.2% of flights were an hour or more late.
- How long is taxi time at LAX?
- Flights on this route spent 16 min taxiing from the gate to takeoff on average.
Related routes
Return trip: BWI to LAX — 74% on time
More flights from Los Angeles
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: LAX → BWI, nonstop flights by US airlines that report to the DOT. How we calculate this.