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Route Reliability

Dallas–Fort Worth → St. Louis

DFW–STL · 550 miles · Dallas Fort Worth International Airport to St. Louis Lambert International Airport

61
A Little Dicey
WanderNerd Reliability Score
70%
Arrive within 15 minutes
19 min
Average arrival delay
2.8%
Cancelled
2,362
Flights in the data

Data through May 2026.

Airlines on this route

  • American Airlines70% on time · 2,301 flights
  • Frontier Airlines92% on time · 61 flights

Too little history on this route to call a winner. We rank airlines only after 100 flights each.

What the data says

Morning-you made the right choice.

DFW–STL flights departing between 6–9 AM arrived on time 82% of the time, versus 55% between 6–9 PM.

Sunday scaries are real for this one.

DFW–STL flights arrived on time 76% of the time on Fridays. On Sundays: 62%.

Slipping a little lately.

DFW–STL flights arrived on time 70% of the time over the last three months in the data, compared with 75% in the three months before that.

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
  • Mon66%(327 flights)
  • Tue75%(316 flights)
  • Wed72%(310 flights)
  • Thu72%(348 flights)
  • Fri76%(326 flights)
  • Sat70%(313 flights)
  • Sun62%(351 flights)
On-time by departure window
  • 6–9 AM82%(396 flights)
  • 9 AM–12 PM79%(348 flights)
  • 12–3 PM76%(382 flights)
  • 3–6 PM63%(647 flights)
  • 6–9 PM55%(194 flights)
  • 9 PM–12 AM65%(324 flights)
On-time trend by month
70%
May

Jun 66% → May 70% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202566%215
July 202565%217
August 202556%198
September 202579%190
October 202574%207
November 202573%199
December 202569%196
January 202674%152
February 202683%160
March 202668%182
April 202673%176
May 202670%199

Same trip, other airports

Keep nerding

Based on 2,362 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.