Historical on-time performance
Phoenix to Baltimore
1,999 miData through Dec 2025Source: US DOT · BTS
Flights on PHX–BWI arrive on time 83% of the time over the last 12 months.
On-time rate83%arrived within 15 min
p90 delay25 min1 in 10 flights is worse (tail risk)
Cancelled1.0%of scheduled flights
based on 1,307 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time83%Medianon timep9025 minCancel1.0%Flights1,307
Why flights run late
Delay causes
- Airline37%
- Weather1%
- Air traffic (NAS)17%
- Late aircraft44%
- Security1%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly PHX → BWI
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 89% on time.
- Mornings89% on time · p90 10 min · 1,367 flights
- Overnights83% on time · p90 25 min · 396 flights
- Middays75% on time · p90 35 min · 813 flights
- Afternoons69% on time · p90 40 min · 333 flights
- Evenings66% on time · p90 50 min · 824 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 75% to 80% on time.
- Tuesdays80% on time · p90 30 min · 523 flights
- Saturdays80% on time · p90 30 min · 527 flights
- Mondays79% on time · p90 30 min · 544 flights
- Sundays79% on time · p90 30 min · 541 flights
- Wednesdays79% on time · p90 25 min · 521 flights
- Thursdays77% on time · p90 30 min · 534 flights
- Fridays75% on time · p90 35 min · 543 flights
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