Which airline is most reliable for LAS (Las Vegas) to BWI (Baltimore)?

The most reliable airline on the LAS to BWI route is Southwest Airlines, with an on-time arrival rate of 81%.

How often are flights delayed from LAS to BWI?

About 19% of flights from LAS to BWI experience delays. 81% arrive on time.

What's the average delay on LAS to BWI flights?

When flights from LAS to BWI are delayed, the average delay is approximately 53 minutes.

Is a short connection safe after a LAS to BWI flight?

With 81% of LAS to BWI flights arriving on time and an average delay of 53 minutes when late, a connection under 60 minutes at BWI is risky. We recommend at least 75-90 minutes for domestic connections after this route.

LAS → BWI

LAS (Las Vegas) to BWI (Baltimore)

LAS (Las Vegas) to BWI (Baltimore) flights arrive on time 81% of the time. The most reliable airline on this route is Southwest Airlines at 81%. The average delay is 53 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).

Source: Bureau of Transportation Statistics. Updated July 2026.

LAS → BWI on-time performance by month

JanFebMarAprMayJunJulAugSepOctNovDec

Worse

Better

This route is on time most of the time. About 81% of flights arrive on schedule.

Delays on this route are most often caused by the airline (crew, maintenance, or boarding).

Accurate?

Airlines are roughly equal on this route — Southwest Airlines leads slightly at 81% vs Spirit Airlines at 80%.

Airline Comparison

Southwest Airlines leads at 81% on time; Spirit Airlines trails at 80%.

Accurate?

Good to know

Departing from LAS

80% on time

Expect ~17 min sitting on the taxiway after your gate pushes back. LAS has long runway queues.

TSA is currently ~14 min. Best time: 4 AM (about 5 min).

More about LAS →

Arriving at BWI

80% on time

When flights into BWI are late, the average delay is 61 minutes. Build buffer if you have ground plans.

If connecting at BWI: TSA is ~16 min right now. Allow at least 60 minutes for a domestic connection.

More about BWI →Connection times at BWI →

Flight cancelled or delayed?

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Flying out of LAS? We'll brief you.

Delays, TSA, weather, gates — we'll let you know if something matters.

LAS Airport BWI Airport

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Data last updated July 2026. Source: Bureau of Transportation Statistics.