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

Dallas, TX (DAL) to Houston, TX (HOU) flight delay odds

72.7% of 4,063 official scheduled DAL-to-HOU flights arrived on time; 16.2% arrived at least 30 minutes late and 1.8% 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 SIGNALGenerally reliable
72.7%arrived on time
16.2%30+ min late
1.8%cancelled
4,063scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late7.6%all scheduled flights
120+ minutes late2.5%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+8.0 mincompleted flights

Which departure time was most reliable for DAL to HOU?

Among qualifying DAL-to-HOU departure window results, Early morning had the highest on-time rate: 88.6% of 958 flights. Night was lowest at 51.2% across 217 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning95888.6%5.6%0.9%
Late morning74282.9%9.6%3.2%
Afternoon1,17467.3%20.0%2.0%
Evening97260.7%24.4%1.7%
Night21751.2%28.6%0.5%

Which weekday was most reliable for DAL to HOU?

Among qualifying DAL-to-HOU weekday results, Tuesday had the highest on-time rate: 79.2% of 625 flights. Sunday was lowest at 65.9% across 558 flights.

DayFlightsOn time30+ minCancelled
Monday60675.7%13.5%2.5%
Tuesday62579.2%12.0%1.8%
Wednesday61573.2%15.4%1.5%
Thursday60873.0%16.1%0.8%
Friday59669.5%18.5%1.5%
Saturday45571.4%16.7%2.4%
Sunday55865.9%22.0%2.5%

Which airline was most reliable for DAL to HOU?

Only Southwest Airlines met the DAL-to-HOU airline threshold: 72.7% of 4,063 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines4,06372.7%16.2%1.8%

Which month was most reliable for DAL to HOU?

Among qualifying DAL-to-HOU month results, February 2026 had the highest on-time rate: 83.0% of 323 flights. March 2026 was lowest at 60.4% across 364 flights.

MonthFlightsOn time30+ minCancelled
July 202534566.7%24.3%0.6%
August 202534472.7%19.5%0.9%
September 202533282.5%12.0%0.3%
October 202535380.2%11.3%0.6%
November 202532369.3%17.0%5.6%
December 202531482.5%8.6%1.0%
January 202634182.7%7.3%5.0%
February 202632383.0%8.7%1.2%
March 202636460.4%20.6%1.4%
April 202634669.7%18.8%0.3%
May 202635063.1%20.6%2.9%
June 202632861.9%24.7%2.4%

What drove DAL to HOU delay minutes?

Late aircraft was the largest recorded DAL-to-HOU delay category, accounting for 47.0% of 58,298 BTS-attributed delay minutes during July 2025–June 2026.

Airline25.0%
Late aircraft47.0%
National airspace24.3%
Weather3.7%
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.