IAH Security Wait Times

TSA checkpoint lines at Houston George Bush Intercontinental, by day and hour.

Right now

Live · updated 5:20 PM local time

TSA wait this hour
Up to 43 min Friday, 5:20 PM local time
Next few hours
  • 6 PMUp to 40 min
  • 7 PMUp to 19 min
  • 8 PMUp to 6 min
Live wait times
CheckpointStandardTSA PreCheckPriority
Terminal A NorthStandardTSA PreCheckCLEAR3 min3 min–
Terminal A SouthStandard5 min––
Terminal C NorthTSA PreCheckPriority––12 min
Terminal C SouthStandardCLEAR12 min––
Terminal EStandardTSA PreCheck14 min10 min–

Best time to go through security at IAH

Between 5 AM and 10 PM, the security wait at IAH can reach 45 minutes at its busiest, on Sundays around 5 PM, and stays within 4 minutes at the quietest hour.

Wait by day and hour

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SunSunday, 4 AM: up to 17 minSunday, 5 AM: up to 13 minSunday, 6 AM: up to 14 minSunday, 7 AM: up to 14 minSunday, 8 AM: up to 32 minSunday, 9 AM: up to 11 minSunday, 10 AM: up to 18 minSunday, 11 AM: up to 18 minSunday, 12 PM: up to 14 minSunday, 1 PM: up to 19 minSunday, 2 PM: up to 15 minSunday, 3 PM: up to 19 minSunday, 4 PM: up to 23 minSunday, 5 PM: up to 45 minSunday, 6 PM: up to 27 minSunday, 7 PM: up to 20 minSunday, 8 PM: up to 11 minSunday, 9 PM: up to 9 minSunday, 10 PM: up to 3 minSunday, 11 PM: up to 1 min
MonMonday, 4 AM: up to 16 minMonday, 5 AM: up to 19 minMonday, 6 AM: up to 17 minMonday, 7 AM: up to 14 minMonday, 8 AM: up to 10 minMonday, 9 AM: up to 12 minMonday, 10 AM: up to 30 minMonday, 11 AM: up to 16 minMonday, 12 PM: up to 15 minMonday, 1 PM: up to 18 minMonday, 2 PM: up to 13 minMonday, 3 PM: up to 18 minMonday, 4 PM: up to 25 minMonday, 5 PM: up to 30 minMonday, 6 PM: up to 26 minMonday, 7 PM: up to 9 minMonday, 8 PM: up to 9 minMonday, 9 PM: up to 10 minMonday, 10 PM: up to 5 minMonday, 11 PM: up to 2 min
TueTuesday, 4 AM: up to 7 minTuesday, 5 AM: up to 12 minTuesday, 6 AM: up to 10 minTuesday, 7 AM: up to 7 minTuesday, 8 AM: up to 8 minTuesday, 9 AM: up to 9 minTuesday, 10 AM: up to 16 minTuesday, 11 AM: up to 25 minTuesday, 12 PM: up to 13 minTuesday, 1 PM: up to 24 minTuesday, 2 PM: up to 26 minTuesday, 3 PM: up to 43 minTuesday, 4 PM: up to 32 minTuesday, 5 PM: up to 12 minTuesday, 6 PM: up to 8 minTuesday, 7 PM: up to 9 minTuesday, 8 PM: up to 10 minTuesday, 9 PM: up to 7 minTuesday, 10 PM: up to 5 minTuesday, 11 PM: up to 2 min
WedWednesday, 4 AM: up to 10 minWednesday, 5 AM: up to 14 minWednesday, 6 AM: up to 31 minWednesday, 7 AM: up to 10 minWednesday, 8 AM: up to 17 minWednesday, 9 AM: up to 10 minWednesday, 10 AM: up to 19 minWednesday, 11 AM: up to 12 minWednesday, 12 PM: up to 11 minWednesday, 1 PM: up to 11 minWednesday, 2 PM: up to 13 minWednesday, 3 PM: up to 14 minWednesday, 4 PM: up to 19 minWednesday, 5 PM: up to 17 minWednesday, 6 PM: up to 15 minWednesday, 7 PM: up to 10 minWednesday, 8 PM: up to 7 minWednesday, 9 PM: up to 5 minWednesday, 10 PM: up to 5 minWednesday, 11 PM: up to 2 min
ThuThursday, 4 AM: up to 16 minThursday, 5 AM: up to 16 minThursday, 6 AM: up to 14 minThursday, 7 AM: up to 10 minThursday, 8 AM: up to 12 minThursday, 9 AM: up to 12 minThursday, 10 AM: up to 13 minThursday, 11 AM: up to 10 minThursday, 12 PM: up to 12 minThursday, 1 PM: up to 14 minThursday, 2 PM: up to 13 minThursday, 3 PM: up to 22 minThursday, 4 PM: up to 24 minThursday, 5 PM: up to 22 minThursday, 6 PM: up to 16 minThursday, 7 PM: up to 15 minThursday, 8 PM: up to 10 minThursday, 9 PM: up to 8 minThursday, 10 PM: up to 5 minThursday, 11 PM: up to 2 min
FriFriday, 4 AM: up to 17 minFriday, 5 AM: up to 27 minFriday, 6 AM: up to 19 minFriday, 7 AM: up to 16 minFriday, 8 AM: up to 14 minFriday, 9 AM: up to 16 minFriday, 10 AM: up to 14 minFriday, 11 AM: up to 14 minFriday, 12 PM: up to 10 minFriday, 1 PM: up to 19 minFriday, 2 PM: up to 16 minFriday, 3 PM: up to 33 minFriday, 4 PM: up to 34 minFriday, 5 PM: up to 43 minFriday, 6 PM: up to 40 minFriday, 7 PM: up to 19 minFriday, 8 PM: up to 6 minFriday, 9 PM: up to 5 minFriday, 10 PM: up to 3 minFriday, 11 PM: up to 1 min
SatSaturday, 4 AM: up to 10 minSaturday, 5 AM: up to 12 minSaturday, 6 AM: up to 10 minSaturday, 7 AM: up to 9 minSaturday, 8 AM: up to 12 minSaturday, 9 AM: up to 14 minSaturday, 10 AM: up to 17 minSaturday, 11 AM: up to 16 minSaturday, 12 PM: up to 14 minSaturday, 1 PM: up to 19 minSaturday, 2 PM: up to 15 minSaturday, 3 PM: up to 17 minSaturday, 4 PM: up to 19 minSaturday, 5 PM: up to 15 minSaturday, 6 PM: up to 29 minSaturday, 7 PM: up to 18 minSaturday, 8 PM: up to 10 minSaturday, 9 PM: up to 4 minSaturday, 10 PM: up to 2 minSaturday, 11 PM: up to 1 min

Under 10 min 10–20 20–30 30+

From official TSA wait times: the longest standard-lane wait in each hour, in local time.

The quietest and busiest hours, by day

DayQuietest hourBusiest hour
Sunday9 PM · Up to 9 min5 PM · Up to 45 min
Monday7 PM · Up to 9 min10 AM · Up to 30 min
Tuesday7 AM · Up to 7 min3 PM · Up to 43 min
Wednesday9 PM · Up to 5 min6 AM · Up to 31 min
Thursday9 PM · Up to 8 min4 PM · Up to 24 min
Friday Today9 PM · Up to 5 min5 PM · Up to 43 min
Saturday9 PM · Up to 4 min6 PM · Up to 29 min

Between 5 AM and 10 PM, local time, from official TSA wait times.

IAH security questions, answered.

What's the best time to go through security at IAH?

Security lines at IAH are usually shortest around 9 PM and longest around 5 PM. Wednesday tends to be the quietest day, and Friday the busiest.

When is the TSA line longest at IAH?

Waits peak on Sundays around 5 PM, when they can reach 45 minutes. Across the week, that hour is usually the busiest.

How early should I get to IAH?

Airlines commonly recommend arriving about 2 hours before a domestic flight and 3 hours before an international one. At IAH, the security wait can reach 45 minutes at the busiest times between 5 AM and 10 PM, so leave extra time around 5 PM, especially on Fridays.

How long is the TSA line at IAH right now?

TSA’s figures put the wait at up to 43 minutes at this hour on Fridays (as of 5:20 PM local time). Live waits reported right now: Terminal A North, Standard 3 min, TSA PreCheck 3 min; Terminal A South, Standard 5 min; Terminal C North, Priority 12 min; Terminal C South, Standard 12 min; Terminal E, Standard 14 min, TSA PreCheck 10 min.

Can I see TSA PreCheck and CLEAR wait times for IAH?

Yes, in the Flying app. It shows typical security waits for the day and hour you fly, including TSA PreCheck and CLEAR lines, and live waits at select major airports, so you can plan around the actual line.

Where do these wait times come from?

Waits by day and hour come from official TSA wait times: the longest standard-lane wait TSA reports for each hour, in IAH local time. Live waits come from the airport or from traveler reports, where available.

IAH airport statusDelays, FAA advisories, weather, and live traffic Security wait times at other US airportsTSA waits right now at US airports

Know when to leave for the airport.

Flying shows the security wait for the day and hour you fly, including TSA PreCheck and CLEAR lines, and tells you the moment your flight is delayed or your gate changes.

Download on the App Store