Which airline is most reliable for ORD (Chicago) to RAP (Rapid City)?

The most reliable airline on the ORD to RAP route is Republic Airways, with an on-time arrival rate of 90%.

How often are flights delayed from ORD to RAP?

About 19% of flights from ORD to RAP experience delays. 81% arrive on time.

What's the average delay on ORD to RAP flights?

When flights from ORD to RAP are delayed, the average delay is approximately 61 minutes.

Is a short connection safe after a ORD to RAP flight?

With 81% of ORD to RAP flights arriving on time and an average delay of 61 minutes when late, a connection under 60 minutes at RAP is risky. We recommend at least 75-90 minutes for domestic connections after this route.

ORD → RAP

ORD (Chicago) to RAP (Rapid City)

ORD (Chicago) to RAP (Rapid City) flights arrive on time 81% of the time. The most reliable airline on this route is Republic Airways at 90%. 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.

ORD → RAP 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?

Republic Airways is significantly more reliable on this route at 90% on time vs SkyWest Airlines at 70%.

Airline Comparison

Republic Airways leads at 90% on time; SkyWest Airlines trails at 70%.

Accurate?

Good to know

Departing from ORD

80% on time

Expect ~20 min sitting on the taxiway after your gate pushes back. ORD has long runway queues.

TSA is currently ~10 min. Best time: 4 AM (about 5 min).

More about ORD →

Arriving at RAP

81% on time

When flights into RAP are late, the average delay is 78 minutes. Build buffer if you have ground plans.

If connecting at RAP: TSA is ~27 min right now. Allow at least 60 minutes for a domestic connection.

More about RAP →Connection times at RAP →

Flight cancelled or delayed?

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Delay riskDOT stats + live data

TSA waitCurrent checkpoint lines

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