BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
RDU→HOU

Raleigh/Durham, NC (RDU) to Houston, TX (HOU) flight delay odds

82.5% of 354 official scheduled RDU-to-HOU flights arrived on time; 8.2% arrived at least 30 minutes late and 0.8% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALLower disruption
82.5%arrived on time
8.2%30+ min late
0.8%cancelled
354scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late2.8%all scheduled flights
120+ minutes late0.8%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival-0.4 mincompleted flights

Which departure time was most reliable for RDU to HOU?

Among qualifying RDU-to-HOU departure window results, Late morning had the highest on-time rate: 94.1% of 85 flights. Evening was lowest at 67.4% across 138 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning6992.8%1.4%0.0%
Late morning8594.1%2.4%1.2%
Afternoon6288.7%6.5%0.0%
Evening13867.4%15.9%1.4%

Which weekday was most reliable for RDU to HOU?

Among qualifying RDU-to-HOU weekday results, Thursday had the highest on-time rate: 88.5% of 52 flights. Wednesday was lowest at 76.7% across 43 flights.

DayFlightsOn time30+ minCancelled
Monday5286.5%3.8%1.9%
Tuesday4477.3%13.6%0.0%
Wednesday4376.7%11.6%0.0%
Thursday5288.5%3.8%0.0%
Friday5284.6%5.8%0.0%
Saturday4780.9%12.8%0.0%
Sunday6481.2%7.8%3.1%

Which airline was most reliable for RDU to HOU?

Only Southwest Airlines met the RDU-to-HOU airline threshold: 82.5% of 354 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines35482.5%8.2%0.8%

Which month was most reliable for RDU to HOU?

Among qualifying RDU-to-HOU month results, August 2025 had the highest on-time rate: 100.0% of 23 flights. May 2026 was lowest at 62.9% across 35 flights.

MonthFlightsOn time30+ minCancelled
July 20253183.9%9.7%0.0%
August 202523100.0%0.0%0.0%
September 20252195.2%0.0%0.0%
October 20253485.3%5.9%0.0%
November 20253390.9%6.1%0.0%
December 20253375.8%12.1%0.0%
January 20262885.7%3.6%7.1%
February 20262785.2%3.7%0.0%
March 20262785.2%11.1%3.7%
April 20263268.8%9.4%0.0%
May 20263562.9%20.0%0.0%
June 20263083.3%10.0%0.0%

What drove RDU to HOU delay minutes?

Late aircraft was the largest recorded RDU-to-HOU delay category, accounting for 52.1% of 2,562 BTS-attributed delay minutes during July 2025–June 2026.

Airline27.8%
Late aircraft52.1%
National airspace18.3%
Weather1.8%
Security0.0%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.