Which airline is most reliable for IND (Indianapolis) to LAS (Las Vegas)?

The most reliable airline on the IND to LAS route is Southwest Airlines, with an on-time arrival rate of 84%.

How often are flights delayed from IND to LAS?

About 16% of flights from IND to LAS experience delays. 84% arrive on time.

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

When flights from IND to LAS are delayed, the average delay is approximately 61 minutes.

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

With 84% of IND to LAS flights arriving on time and an average delay of 61 minutes when late, a connection under 60 minutes at LAS is risky. We recommend at least 75-90 minutes for domestic connections after this route.

IND → LAS

IND (Indianapolis) to LAS (Las Vegas)

IND (Indianapolis) to LAS (Las Vegas) flights arrive on time 84% of the time. The most reliable airline on this route is Southwest Airlines at 84%. The average delay is 61 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).

Source: Bureau of Transportation Statistics. Updated March 2026.

IND → LAS on-time performance by month

JanFebMarAprMayJunJulAugSepOctNovDec

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This route is on time most of the time. About 84% of flights arrive on schedule.

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

Accurate?

Southwest Airlines is significantly more reliable on this route at 84% on time vs Allegiant Air at 67%.

Airline Comparison

Southwest Airlines leads at 84% on time; Allegiant Air trails at 67%.

Accurate?

Good to know

Departing from IND

81% on time

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

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

More about IND →

Arriving at LAS

77% on time

When flights into LAS are late, the average delay is 62 minutes. Build buffer if you have ground plans.

If connecting at LAS: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.

More about LAS →Connection times at LAS →

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