JAN to IAH flight delays & on-time performance
Nonstop flights from Jackson-Medgar Wiley Evers International Airport to George Bush Intercontinental Airport · 351 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at JAN or IAH right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Jackson/Vicksburg (JAN) to Houston (IAH) arrived on time 73% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 1.4% were cancelled, and 16% arrived an hour or more late.
- SkyWest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 9am did best (78% on time); around 1pm did worst (71%).
- Tuesday was the most reliable day to fly (100% on time) and Sunday the least (55%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (62%).
Which airline is most on time from JAN to IAH?
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. | 73% | 1.4% | 27 min | 15.7% | 71 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 9am78%18 flights
- 1pm71%53 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday73%0.0% cancelled
- Tuesday100%0.0% cancelled
- Wednesday70%0.0% cancelled
- Thursday78%0.0% cancelled
- Friday56%10.0% cancelled
- Saturday80%0.0% cancelled
- Sunday55%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)62%
- Late-arriving aircraft28%
- Extreme weather6%
- Air traffic control & airport congestion4%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Air traffic control & airport congestion100%
- Airline (crew, maintenance, cleaning, fueling)0%
- Extreme weather0%
- Security0%
JAN to IAH: common questions
- How often are JAN to IAH flights on time?
- 73% 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 Jackson/Vicksburg to Houston cancelled?
- 1.4% of scheduled flights were cancelled (1 of 71).
- How long are typical delays?
- Across all flights the average arrival delay was 27 min (early arrivals count as zero). Flights that were late arrived 98 min behind schedule on average, and 15.7% of flights were an hour or more late.
- How long is taxi time at JAN?
- Flights on this route spent 17 min taxiing from the gate to takeoff on average.
Related routes
Return trip: IAH to JAN — 75% on time
More flights from Jackson/Vicksburg
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: JAN → IAH, nonstop flights by US airlines that report to the DOT. How we calculate this.