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

Baltimore, MD (BWI) to Phoenix, AZ (PHX) flight delay odds

75.1% of 1,287 official scheduled BWI-to-PHX flights arrived on time; 14.0% arrived at least 30 minutes late and 1.1% 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
75.1%arrived on time
14.0%30+ min late
1.1%cancelled
1,287scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late6.1%all scheduled flights
120+ minutes late1.9%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+4.2 mincompleted flights

Which departure time was most reliable for BWI to PHX?

Among qualifying BWI-to-PHX departure window results, Early morning had the highest on-time rate: 88.7% of 364 flights. Night was lowest at 56.2% across 160 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning36488.7%4.1%0.3%
Late morning19681.6%7.1%1.5%
Afternoon29571.9%13.9%0.7%
Evening27266.5%22.4%1.1%
Night16056.2%30.6%3.1%

Which weekday was most reliable for BWI to PHX?

Among qualifying BWI-to-PHX weekday results, Tuesday had the highest on-time rate: 79.5% of 185 flights. Sunday was lowest at 65.5% across 174 flights.

DayFlightsOn time30+ minCancelled
Monday19374.6%15.5%1.0%
Tuesday18579.5%7.6%0.0%
Wednesday17973.7%16.8%0.6%
Thursday19178.5%14.7%0.5%
Friday19776.1%10.2%1.5%
Saturday16876.8%14.9%0.0%
Sunday17465.5%19.0%4.0%

Which airline was most reliable for BWI to PHX?

Only Southwest Airlines met the BWI-to-PHX airline threshold: 75.1% of 1,287 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines1,28775.1%14.0%1.1%

Which month was most reliable for BWI to PHX?

Among qualifying BWI-to-PHX month results, January 2026 had the highest on-time rate: 85.4% of 96 flights. June 2026 was lowest at 60.7% across 89 flights.

MonthFlightsOn time30+ minCancelled
July 202511565.2%26.1%2.6%
August 202510578.1%9.5%1.0%
September 202510376.7%10.7%0.0%
October 202511984.9%10.1%0.0%
November 202510480.8%11.5%1.0%
December 202510673.6%17.0%0.0%
January 20269685.4%3.1%3.1%
February 20269676.0%11.5%2.1%
March 202611371.7%17.7%1.8%
April 202611871.2%13.6%0.0%
May 202612375.6%17.1%0.0%
June 20268960.7%18.0%2.2%

What drove BWI to PHX delay minutes?

Late aircraft was the largest recorded BWI-to-PHX delay category, accounting for 40.7% of 15,282 BTS-attributed delay minutes during July 2025–June 2026.

Airline38.4%
Late aircraft40.7%
National airspace17.9%
Weather2.3%
Security0.8%
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.