Historical on-time performance
Dallas to New York
1,381 miData through May 2026Source: US DOT · BTS
Flights on DAL–LGA arrive on time 61% of the time over the last 12 months.
On-time rate61%arrived within 15 min
p90 delay75 min1 in 10 flights is worse (tail risk)
Cancelled3.0%of scheduled flights
based on 1,492 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time61%Median5 minp9075 minCancel3.0%Flights1,492
Why flights run late
Delay causes
- Airline30%
- Weather3%
- Air traffic (NAS)42%
- Late aircraft25%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
When flights don't go
Why flights were cancelled
- Airline9%
- Weather53%
- Air traffic (NAS)38%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 45 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 DAL → LGA
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 — 86% on time.
- Mornings86% on time · p90 15 min · 1,660 flights
- Middays66% on time · p90 60 min · 1,355 flights
- Evenings53% on time · p90 95 min · 1,062 flights
- Afternoons46% on time · p90 125 min · 156 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 65% to 78% on time.
- Saturdays78% on time · p90 35 min · 446 flights
- Wednesdays74% on time · p90 45 min · 622 flights
- Tuesdays73% on time · p90 55 min · 623 flights
- Mondays71% on time · p90 50 min · 641 flights
- Fridays67% on time · p90 65 min · 645 flights
- Sundays65% on time · p90 60 min · 616 flights
- Thursdays65% on time · p90 70 min · 640 flights
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