Historical on-time performance
Manchester NH to Chicago
838 miData through May 2026Source: US DOT · BTS
Flights on MHT–MDW 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)
Cancelled1.0%of scheduled flights
based on 401 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 minCancel1.0%Flights401
Why flights run late
Delay causes
- Airline7%
- Weather3%
- Air traffic (NAS)34%
- Late aircraft56%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline25%
- Weather50%
- Air traffic (NAS)25%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 4 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 → MDW
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 · 694 flights
- Afternoons86% on time · p90 25 min · 153 flights · limited
- Evenings76% on time · p90 50 min · 559 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 80% to 93% on time.
- Wednesdays93% on time · p90 5 min · 221 flights
- Saturdays88% on time · p90 15 min · 168 flights · limited
- Tuesdays87% on time · p90 15 min · 221 flights
- Thursdays85% on time · p90 25 min · 239 flights
- Sundays84% on time · p90 35 min · 205 flights
- Mondays80% on time · p90 30 min · 235 flights
- Fridays80% on time · p90 40 min · 237 flights
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