Which airline is most reliable for SGF (Springfield) to IAH (Houston)?

The most reliable airline on the SGF to IAH route is SkyWest Airlines, with an on-time arrival rate of 77%.

How often are flights delayed from SGF to IAH?

About 23% of flights from SGF to IAH experience delays. 77% arrive on time.

What's the average delay on SGF to IAH flights?

When flights from SGF to IAH are delayed, the average delay is approximately 120 minutes.

Is a short connection safe after a SGF to IAH flight?

With 77% of SGF to IAH flights arriving on time and an average delay of 120 minutes when late, a connection under 60 minutes at IAH is risky. We recommend at least 75-90 minutes for domestic connections after this route.

SGF → IAH

SGF (Springfield) to IAH (Houston)

SGF (Springfield) to IAH (Houston) flights arrive on time 77% of the time. The most reliable airline on this route is SkyWest Airlines at 77%. The average delay is 120 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).

Source: Bureau of Transportation Statistics. Updated August 2026.

SGF → IAH on-time performance by month

JanFebMarAprMayJunJulAugSepOctNovDec

Worse

Better

This route is on time most of the time. About 77% of flights arrive on schedule.

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

Accurate?

Good to know

Departing from SGF

78% on time

Expect ~19 min sitting on the taxiway after your gate pushes back. SGF has long runway queues.

TSA is currently ~24 min. Best time: 4 AM (about 5 min).

More about SGF →

Arriving at IAH

79% on time

When flights into IAH are late, the average delay is 77 minutes. Build buffer if you have ground plans.

If connecting at IAH: TSA is ~12 min right now. Allow at least 60 minutes for a domestic connection.

More about IAH →Connection times at IAH →

Flight cancelled or delayed?

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SGF Airport IAH Airport

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