UA2665

UA2665 (United Airlines) is a multi-stop service on 17 routes, busiest Chicago to Houston. Of 887 departures recorded from October 2024 to July 2026, 73.9% 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
January23230.0%
February1621▲ 31.3%
March54540.0%
April4618▼ 60.9%
May5245▼ 13.5%
June6019▼ 68.3%
July6230▼ 51.6%
August49––
September29––
October35–in progress
November74––
December48––
Year to date (Jan–Jul)313210▼ 32.9%

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
January78.3%54.6%▼ 30.3%
February81.3%85.7%▲ 5.5%
March85.2%46.9%▼ 44.9%
April80.4%88.9%▲ 10.5%
May86.0%80.0%▼ 7.0%
June83.3%63.2%▼ 24.2%
July50.0%62.1%▲ 24.1%
August70.8%––
September93.1%––
October77.1%–in progress
November83.3%––
December56.3%––
Year-to-date average (Jan–Jul)77.8%68.8%▼ 11.6%

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
January01–
February00–
March05–
April00–
May20▼ 100.0%
June00–
July01–
August1––
September0––
October0–in progress
November2––
December0––
Year to date (Jan–Jul)27▲ 250.0%

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 98.6% 875
  • Cancelled 1.4% 12

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

On time, leg by leg

  1. ORD–IAH428 65.9%
  2. SEA–ORD93 89.1%
  3. PHL–ORD76 73.0%
  4. SMF–ORD54 81.5%
  5. LGA–ORD43 40.0%
  6. SFO–PHL37 94.6%
  7. DCA–ORD36 91.7%

Departures within 15 minutes of schedule; small figure = departures recorded.

Legs flown under this number

7
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 39 39 79.5% 0
November 2024 54 54 81.5% 0
December 2024 36 36 66.7% 0
January 2025 23 23 78.3% 0
February 2025 16 16 81.3% 0
March 2025 54 54 85.2% 0
April 2025 46 46 80.4% 0
May 2025 52 50 86.0% 2
June 2025 60 60 83.3% 0
July 2025 62 62 50.0% 0
August 2025 49 48 70.8% 1
September 2025 29 29 93.1% 0
October 2025 35 35 77.1% 0
November 2025 74 72 83.3% 2
December 2025 48 48 56.3% 0
January 2026 23 22 54.6% 1
February 2026 21 21 85.7% 0
March 2026 54 49 46.9% 5
April 2026 18 18 88.9% 0
May 2026 45 45 80.0% 0
June 2026 19 19 63.2% 0
July 2026 30 29 62.1% 1

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