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Route Reliability

Seattle → Dallas–Fort Worth

SEA–DFW · 1,660 miles · Seattle–Tacoma International Airport to Dallas Fort Worth International Airport

73
Usually Fine
WanderNerd Reliability Score
77%
Arrive within 15 minutes
8 min
Average arrival delay
2.1%
Cancelled
5,237
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.American Airlines78%2,735 flights
  2. 2.Alaska Airlines78%1,755 flights
  3. 3.Delta Air Lines75%710 flights

Not enough history to rank: Frontier Airlines (37 flights). We rank airlines only after 100 flights on the route.

What the data says

Morning-you made the right choice.

SEA–DFW flights departing between 3–6 AM arrived on time 93% of the time, versus 72% between 12–3 PM.

Sunday scaries are real for this one.

SEA–DFW flights arrived on time 82% of the time on Wednesdays. On Sundays: 72%.

Not much between American Airlines and Delta Air Lines.

On this route they all land within 75% to 78% on time. Pick on schedule and price.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon77%(765 flights)
  • Tue81%(709 flights)
  • Wed82%(703 flights)
  • Thu78%(745 flights)
  • Fri75%(762 flights)
  • Sat78%(648 flights)
  • Sun72%(747 flights)
On-time by departure window
  • 12–3 AM76%(426 flights)
  • 3–6 AM93%(274 flights)
  • 6–9 AM89%(945 flights)
  • 9 AM–12 PM74%(1333 flights)
  • 12–3 PM72%(611 flights)
  • 3–6 PM72%(1032 flights)
  • 6–9 PM78%(125 flights)
  • 9 PM–12 AM75%(333 flights)
On-time trend by month
80%
May

Jun 62% → May 80% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202562%479
July 202566%495
August 202573%457
September 202581%422
October 202583%438
November 202581%395
December 202575%451
January 202678%360
February 202688%341
March 202685%373
April 202685%408
May 202680%460

Same trip, other airports

Keep nerding

Based on 5,237 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.