UA2024

UA2024 (United Airlines) is a multi-stop service on 3 routes, busiest San Juan to Dulles. Of 638 departures recorded from October 2024 to July 2026, 82.8% left on time, according to the US BTS.

Recorded departures by month

All legs under this number combined; see the leg table.

The most recent periods19 periods
PeriodDepartures 2025Departures 2026Change vs last year
January31310.0%
February28280.0%
March3031▲ 3.3%
April830▲ 275.0%
May5131▼ 39.2%
June30300.0%
July31310.0%
August31––
September13––
October31–in progress
November30––
December31––
Year to date (Jan–Jul)209212▲ 1.4%

according to the US BTS · October 2024 → July 2026

On-time departures by month

All legs combined

On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.

The most recent periods19 periods
PeriodOn time 2025On time 2026Change vs last year
January80.0%89.7%▲ 12.1%
February82.1%85.7%▲ 4.3%
March79.3%80.7%▲ 1.7%
April87.5%96.7%▲ 10.5%
May84.3%74.2%▼ 12.0%
June83.3%86.7%▲ 4.0%
July83.9%90.3%▲ 7.7%
August71.0%––
September100.0%––
October80.7%–in progress
November83.3%––
December71.0%––
Year-to-date average (Jan–Jul)82.9%86.3%▲ 4.0%

according to the US BTS · October 2024 → July 2026

Average departure delay by month

All legs combined

according to the US BTS · October 2024 → July 2026

Cancelled departures by month

All legs combined
The most recent periods19 periods
PeriodCancelled 2025Cancelled 2026Change vs last year
January12▲ 100.0%
February00–
March10▼ 100.0%
April00–
May00–
June00–
July00–
August0––
September0––
October0–in progress
November0––
December0––
Year to date (Jan–Jul)220.0%

according to the US BTS · October 2024 → July 2026

This is not a forecast

This is a historical record of departures already flown, not a forecast for your flight.

This number flies several legs

Several legs: the headline figure averages all of them. See the leg table.

Cancellation share

  • Not cancelled 99.4% 634
  • Cancelled 0.6% 4

Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026

Legs flown under this number

1
RoutesDistance (km)Avg delay On timeDepartures
SJU IAD Luis Munoz Marin International Airport – Washington Dulles International Airport 2,534 6.5 min 82.6% 597
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 20 20 75.0% 0
November 2024 30 30 83.3% 0
December 2024 31 31 83.9% 0
January 2025 31 30 80.0% 1
February 2025 28 28 82.1% 0
March 2025 30 29 79.3% 1
April 2025 8 8 87.5% 0
May 2025 51 51 84.3% 0
June 2025 30 30 83.3% 0
July 2025 31 31 83.9% 0
August 2025 31 31 71.0% 0
September 2025 13 13 100.0% 0
October 2025 31 31 80.7% 0
November 2025 30 30 83.3% 0
December 2025 31 31 71.0% 0
January 2026 31 29 89.7% 2
February 2026 28 28 85.7% 0
March 2026 31 31 80.7% 0
April 2026 30 30 96.7% 0
May 2026 31 31 74.2% 0
June 2026 30 30 86.7% 0
July 2026 31 31 90.3% 0

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