Historical on-time performance
Manchester NH to Baltimore
377 miData through May 2026Source: US DOT · BTS
Flights on MHT–BWI arrive on time 86% of the time over the last 12 months.
On-time rate86%arrived within 15 min
p90 delay20 min1 in 10 flights is worse (tail risk)
Cancelled0.8%of scheduled flights
based on 1,710 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time86%Medianon timep9020 minCancel0.8%Flights1,710
Why flights run late
Delay causes
- Airline27%
- Weather0%
- Air traffic (NAS)29%
- Late aircraft44%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather69%
- Air traffic (NAS)31%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 13 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly MHT → BWI
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 94% on time.
- Mornings94% on time · p90 5 min · 1,794 flights
- Middays87% on time · p90 20 min · 1,425 flights
- Afternoons82% on time · p90 30 min · 977 flights
- Evenings74% on time · p90 45 min · 653 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 83% to 91% on time.
- Thursdays91% on time · p90 10 min · 751 flights
- Wednesdays88% on time · p90 15 min · 686 flights
- Tuesdays88% on time · p90 15 min · 685 flights
- Fridays86% on time · p90 25 min · 759 flights
- Saturdays86% on time · p90 20 min · 583 flights
- Sundays85% on time · p90 20 min · 640 flights
- Mondays83% on time · p90 20 min · 756 flights
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