WN2635

WN2635 (Southwest Airlines) is a multi-stop service on 25 routes, busiest Phoenix to Dallas. Of 564 departures recorded from October 2024 to July 2026, 74.1% 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
January237▼ 69.6%
February248▼ 66.7%
March532▲ 540.0%
April3531▼ 11.4%
May4831▼ 35.4%
June6611▼ 83.3%
July607▼ 88.3%
August19––
September9––
October44–in progress
November25––
December20––
Year to date (Jan–Jul)261127▼ 51.3%

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
January72.7%71.4%▼ 1.8%
February83.3%87.5%▲ 5.0%
March80.0%80.0%0.0%
April71.4%77.4%▲ 8.4%
May66.7%67.7%▲ 1.6%
June76.9%72.7%▼ 5.4%
July72.9%71.4%▼ 2.0%
August68.4%––
September100.0%––
October70.5%–in progress
November88.0%––
December65.0%––
Year-to-date average (Jan–Jul)74.9%75.5%▲ 0.8%

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
January10▼ 100.0%
February00–
March02–
April00–
May00–
June10▼ 100.0%
July10▼ 100.0%
August0––
September0––
October0–in progress
November0––
December0––
Year to date (Jan–Jul)32▼ 33.3%

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 99.1% 559
  • Cancelled 0.9% 5

Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 26, 2026

On time, leg by leg

  1. PHX–DAL80 72.2%
  2. SEA–OAK58 77.6%
  3. LGA–DAL58 70.7%
  4. DEN–SJC46 76.1%
  5. DAL–AUS44 79.6%
  6. MKE–LAS33 87.1%

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

Legs flown under this number

6
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 16 16 87.5% 0
November 2024 24 24 58.3% 0
December 2024 19 19 73.7% 0
January 2025 23 22 72.7% 1
February 2025 24 24 83.3% 0
March 2025 5 5 80.0% 0
April 2025 35 35 71.4% 0
May 2025 48 48 66.7% 0
June 2025 66 65 76.9% 1
July 2025 60 59 72.9% 1
August 2025 19 19 68.4% 0
September 2025 9 9 100.0% 0
October 2025 44 44 70.5% 0
November 2025 25 25 88.0% 0
December 2025 20 20 65.0% 0
January 2026 7 7 71.4% 0
February 2026 8 8 87.5% 0
March 2026 32 30 80.0% 2
April 2026 31 31 77.4% 0
May 2026 31 31 67.7% 0
June 2026 11 11 72.7% 0
July 2026 7 7 71.4% 0

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