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Route · BWI → LAX · 2020–2025 BTS data

Baltimore to Los Angeles

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), BWI to LAX (Baltimore to Los Angeles) ranks #1463 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

78.7%
On-time
-0.3 pts
vs US avg
60 min
Delay when late
8,336
Flights
#1463 of 4927
Corpus placement

Cancelled

1.3%

Best Month

Jan 2025 90%

Worst Month

Jul 2024 59%

Distance

2,329 mi

Carriers

14

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 123 41 1 0 WN,UA
Nov 2025 134 23 0 0 UA,WN
Oct 2025 164 35 0 0 UA,WN,NK
Sep 2025 169 31 1 1 UA,WN,NK
Aug 2025 169 36 1 0 WN,NK,UA
Jul 2025 176 49 6 0 NK,UA,WN
Jun 2025 166 48 0 2 UA,WN,NK
May 2025 154 29 1 0 NK,UA,WN
Apr 2025 146 30 0 0 NK,UA,WN
Mar 2025 120 13 2 0 UA,WN,NK
Feb 2025 93 21 0 1 UA,WN,NK
Jan 2025 100 10 6 0 UA,WN,NK
Dec 2024 135 21 0 0 NK,UA,WN
Nov 2024 138 20 0 0 UA,NK,WN
Oct 2024 131 14 0 0 UA,WN,NK
Sep 2024 152 20 1 0 WN,UA,NK
Aug 2024 194 62 3 0 NK,WN,UA
Jul 2024 211 87 6 0 NK,UA,WN
Jun 2024 203 69 3 0 NK,UA,WN
May 2024 185 48 0 1 NK,UA,WN
Apr 2024 131 38 0 0 NK,UA,WN
Mar 2024 130 24 0 0 NK,UA,WN
Feb 2024 116 18 0 0 NK,UA,WN
Jan 2024 124 24 14 0 NK,WN,UA

BWI–LAX seasonal on-time pattern

Best: September (84.8%) · weakest: April (72.7%)

70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 72.9%

Strongest calendar month

September

84.8% on-time · ~122 flights/mo

Busiest calendar month

August

~140 flights/mo avg

Weakest calendar month

April

72.7% on-time · ~101 flights/mo

Cancellation Rate

1.3%

45 of 3,564 flights

Diversion Rate

0.1%

5 of 3,564 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

BWI - Baltimore

Full on-time, delay-cause, and seasonal performance for Baltimore, MD.

BWI on-time profile

LAX - Los Angeles

Full on-time, delay-cause, and seasonal performance for Los Angeles, CA.

LAX on-time profile

Compare the two airports

See BWI and LAX side by side on delays, cancellations, and reliability.

Compare BWI vs LAX

Origin-hub reliability standing

Mid-pack among BWI departures

From BWI, this corridor sits with 53 other 75–85% on-time routes out of 64 tracked departures, not the hub's reliability leaders (0 at ≥85%) and not the softest ( 11 below 75%). Destination: Los Angeles · fleet on-time rank #3594 of 4927.

What the Data Says About BWI to LAX

8,336 tracked flights put the BWI to LAX pairing (Baltimore to Los Angeles) at a 78.7% on-time rate, squarely in line with the wider network. Delays that do occur run 60.2 minutes on average. Across the 2,329-mile route and its 14 carriers, the trailing 24 months show 1.3% cancelled and 0.1% diverted (3,564 flights sampled).

The monthly split is wide on this route: Jan 2025 posted the strongest performance at 90% on-time, while Jul 2024 came in at just 59% - a 31-point swing worth factoring into travel timing.

On the multi-year calendar, BWI–LAX peaks in September at 84.8% on-time while August carries the heaviest traffic (~140 flights per month) ; the softest month is April at 72.7%, a 12.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does BWI to LAX rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, BWI to LAX ranks #1463 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from BWI to LAX? ▼
Flights from Baltimore to Los Angeles have a 78.7% on-time rate based on 8,336 flights. The average delay is 60.2 minutes. The best recent month was Jan 2025 with 90% on-time.
What is the cancellation rate for BWI to LAX? ▼
Over the last 24 months, 1.3% of flights on this route were cancelled (45 of 3,564 flights) and 0.1% were diverted.
How far is the flight from BWI to LAX? ▼
The flight distance from Baltimore (BWI) to Los Angeles (LAX) is approximately 2,329 miles. This route is served by 14 carriers.
When is the best time to fly from BWI to LAX? ▼
The best recent month for on-time performance was Jan 2025 (90% on-time). The worst was Jul 2024 (59% on-time). Consider booking during months with historically better performance.

Airports on this route

BWI Airport

Baltimore
LAX Airport

Los Angeles
Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Read our methodology - how this data is sourced, computed, and verified.

Using BWI–LAX data

BWI–LAX is mid-pack at 78.7% on-time; month and carrier mix move more than the corridor headline.

  • Compare BWI and LAX airport profiles: delay causes and top routes differ even on the same corridor. BWI airport
  • If your dates flex, September (84.8% on-time) beats April (72.7%) on this corridor. Seasonal chart
  • 4 other routes post a similar 78.7% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.