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Flight Reliability

AS 365 · Alaska Airlines

Dallas–Fort Worth → Seattle (DFW–SEA)

74
Usually Fine
WanderNerd Reliability Score
73%
Arrive within 15 minutes
8 min
Average arrival delay
1.7%
Cancelled
1 min early
Median arrival delay

Based on 359 historical flights. Data through May 2026.

What the data says

The 12–3 PM departure wins.

AS 365 departing between 12–3 PM arrived on time 80% of the time, versus 69% between 6–9 AM.

Mondays have been rough.

AS 365 arrived on time 86% of the time on Fridays and just 64% on Mondays. That gap is worth planning around.

Lagging the Alaska Airlines network.

AS 365 arrived on time 73% of the time, versus 80% across the Alaska Airlines network.

Trending in the right direction.

AS 365 arrived on time 89% of the time over the last three months in the data, compared with 73% in the three months before that.

The breakdown

On-time by weekday
  • Mon64%(50 flights)
  • Tue75%(52 flights)
  • Wed65%(52 flights)
  • Thu73%(52 flights)
  • Fri86%(50 flights)
  • Sat67%(46 flights)
  • Sun77%(51 flights)
On-time by departure window
  • 6–9 AM69%(173 flights)
  • 9 AM–12 PM75%(150 flights)
  • 12–3 PM80%(30 flights)
On-time trend by month
84%
May

Jun 60% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202560%30
July 202559%29
August 202571%31
September 202560%30
October 202568%31
November 202571%28
December 202553%30
January 202676%29
February 202689%28
March 202683%29
April 2026100%27
May 202684%31
Departures on time
73%
Diverted
0%
Flights flown
353
Months covered
12

Same route, other flights

Keep nerding

Based on 359 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.