IAH to LBB flight delays & on-time performance
Nonstop flights from George Bush Intercontinental Airport to Lubbock Preston Smith International Airport · 457 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at IAH or LBB right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Houston (IAH) to Lubbock (LBB) arrived on time 74% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 2.2% were cancelled, and 13% arrived an hour or more late.
- SkyWest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 9am did best (74% on time); around 4pm did worst (74%).
- Wednesday was the most reliable day to fly (90% on time) and Sunday the least (52%).
- The largest source of delay minutes was late-arriving aircraft (53%).
Which airline is most on time from IAH to LBB?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 74% | 2.2% | 22 min | 13.4% | 184 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 9am74%115 flights
- 4pm74%65 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday78%0.0% cancelled
- Tuesday67%0.0% cancelled
- Wednesday90%0.0% cancelled
- Thursday88%0.0% cancelled
- Friday81%3.6% cancelled
- Saturday57%4.2% cancelled
- Sunday52%6.9% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft53%
- Airline (crew, maintenance, cleaning, fueling)32%
- Air traffic control & airport congestion8%
- Extreme weather7%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather100%
- Airline (crew, maintenance, cleaning, fueling)0%
- Air traffic control & airport congestion0%
- Security0%
IAH to LBB: common questions
- How often are IAH to LBB flights on time?
- 74% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Houston to Lubbock cancelled?
- 2.2% of scheduled flights were cancelled (4 of 184).
- How long are typical delays?
- Across all flights the average arrival delay was 22 min (early arrivals count as zero). Flights that were late arrived 85 min behind schedule on average, and 13.4% of flights were an hour or more late.
- How long is taxi time at IAH?
- Flights on this route spent 23 min taxiing from the gate to takeoff on average.
Related routes
Return trip: LBB to IAH — 75% on time
More flights from Houston
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: IAH → LBB, nonstop flights by US airlines that report to the DOT. How we calculate this.