IAH (Houston) to SGF (Springfield) flights arrive on time 73% of the time. The most reliable airline on this route is SkyWest Airlines at 73%. The average delay is 113 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated March 2026.IAH → SGF
IAH (Houston) to SGF (Springfield)
IAH → SGF on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is delayed fairly often. About 73% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
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Good to know
Departing from IAH
80% on timeExpect ~18 min sitting on the taxiway after your gate pushes back. IAH has long runway queues.
TSA is currently ~5 min. Best time: 4 AM (about 5 min).
Arriving at SGF
80% on timeWhen flights into SGF are late, the average delay is 74 minutes. Build buffer if you have ground plans.
If connecting at SGF: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
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Data last updated March 2026. Source: Bureau of Transportation Statistics.