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Route Reliability

Los Angeles → Baltimore

LAX–BWI · 2,329 miles · Los Angeles International Airport to Baltimore/Washington International Thurgood Marshall Airport

88
Pretty Reliable
WanderNerd Reliability Score
84%
Arrive within 15 minutes
1 min early
Average arrival delay
0.6%
Cancelled
1,751
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.United Airlines91%570 flights
  2. 2.Southwest Airlines82%1,042 flights
  3. 3.Spirit Airlines75%139 flights

What the data says

Morning flights do better here.

LAX–BWI flights departing between 12–3 AM arrived on time 95% of the time, versus 65% between 12–3 PM.

Sunday scaries are real for this one.

LAX–BWI flights arrived on time 88% of the time on Tuesdays. On Sundays: 79%.

United Airlines has a clear lead on this route.

United Airlines arrived on time 91% of the time on this route; Spirit Airlines managed 75%.

Slipping a little lately.

LAX–BWI flights arrived on time 79% of the time over the last three months in the data, compared with 86% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon87%(264 flights)
  • Tue88%(233 flights)
  • Wed87%(239 flights)
  • Thu81%(264 flights)
  • Fri83%(262 flights)
  • Sat85%(219 flights)
  • Sun79%(254 flights)
On-time by departure window
  • 12–3 AM95%(19 flights)
  • 3–6 AM92%(174 flights)
  • 6–9 AM90%(240 flights)
  • 9 AM–12 PM82%(399 flights)
  • 12–3 PM65%(191 flights)
  • 3–6 PM77%(13 flights)
  • 6–9 PM87%(71 flights)
  • 9 PM–12 AM86%(628 flights)
On-time trend by month
83%
May

Jun 85% → May 83% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202585%166
July 202583%173
August 202585%168
September 202583%169
October 202592%166
November 202587%134
December 202581%122
January 202694%101
February 202682%112
March 202672%140
April 202684%141
May 202683%143

Same trip, other airports

Keep nerding

Based on 1,751 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.