Route on-time record

DFW to STL: most on-time flights and the best time to fly

Dallas-Fort Worth (Dallas Fort Worth International Airport) to St Louis (St. Louis Lambert International Airport). 2,362 nonstop flights in Jun 2025 to May 2026, 70% arrived within 15 minutes and 2.8% were cancelled. The most reliable flight number was Frontier 1524 at 12:53 PM.

Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.

DFW → STL

Dallas-Fort Worth to St Louis: 2,362 nonstop flights a year

On time (12 months)

70%

Cancelled

2.8%

avg delay 25 min

Best time to leave

Before 9 AM

81% on time vs 54% 6 to 9 PM

Most reliable airline

Envoy

82% chance on time

Check DFW to STL fares

Fares open on our travel partner (Aviasales). Pick the flight number you chose here.

Most reliable nonstop flights

Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.

#1 · Frontier 1524
12:53 PM → 2:48 PM1h 55m nonstop
Local times, typical schedule. Last flown 2026-05-31.
88%
chance on time
On time (history)
100%
Cancelled
0.0%
Avg arrival delay
0 min
- Arrived on time 100% of the time (19 flights, Jun 2025 to May 2026).
- Departs outside DFW's trouble window (1 PM to 7 PM, when 53% of its 139 ground stops and delay programs started).
- Short track record (19 flights), so its score leans on the airline's record at this hour.
Limited track record · 19 flights
Find Frontier 1524 fares Opens this date on Aviasales
#2 · Envoy 3917 · sold as American Eagle
1:18 PM → 3:08 PM1h 50m nonstop
Local times, typical schedule. Last flown 2026-05-20.
88%
chance on time
On time (history)
94%
Cancelled
5.3%
Avg arrival delay
3 min
- Arrived on time 94% of the time (36 flights, Jun 2025 to May 2026).
- Cancelled 5.3% of the time (2 of 38).
- Departs inside DFW's trouble window: 53% of its 139 ground stops and delay programs started between 1 PM and 7 PM.
- Short track record (36 flights), so its score leans on the airline's record at this hour.
Limited track record · 36 flights
Find 1:18 PM flight fares Opens this date on Aviasales
#3 · American 1410
7:00 AM → 8:51 AM1h 51m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as American 2942; its record covers all of them.
81%
chance on time
On time (history)
87%
Cancelled
0.0%
Avg arrival delay
11 min
- Arrived on time 87% of the time (53 flights, Jun 2025 to May 2026).
- Never cancelled in 54 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 81% on time; 6 to 9 PM: 54%).
- Departs outside DFW's trouble window (1 PM to 7 PM, when 53% of its 139 ground stops and delay programs started).
Limited track record · 53 flights
Find American 1410 fares Opens this date on Aviasales
#4 · American 2897
7:08 AM → 8:55 AM1h 47m nonstop
Local times, typical schedule. Last flown 2026-04-06.
75%
chance on time
On time (history)
79%
Cancelled
4.5%
Avg arrival delay
13 min
- Arrived on time 79% of the time (107 flights, Jun 2025 to May 2026).
- Cancelled 4.5% of the time (5 of 112).
- Leaves in this route's most on-time window (Before 9 AM: 81% on time; 6 to 9 PM: 54%).
- Departs outside DFW's trouble window (1 PM to 7 PM, when 53% of its 139 ground stops and delay programs started).
Moderate track record · 107 flights
Find American 2897 fares Opens this date on Aviasales
#5 · American 2941
9:50 AM → 11:37 AM1h 47m nonstop
Local times, typical schedule. Last flown 2026-05-20.
74%
chance on time
On time (history)
82%
Cancelled
0.0%
Avg arrival delay
12 min
- Arrived on time 82% of the time (38 flights, Jun 2025 to May 2026).
- Never cancelled in 39 scheduled flights.
- Departs outside DFW's trouble window (1 PM to 7 PM, when 53% of its 139 ground stops and delay programs started).
- Short track record (38 flights), so its score leans on the airline's record at this hour.
Limited track record · 38 flights
Find American 2941 fares Opens this date on Aviasales
#6 · PSA 5655 · sold as American Eagle
10:46 AM → 12:49 PM2h 03m nonstop
Local times, typical schedule. Last flown 2026-05-31.
73%
chance on time
On time (history)
70%
Cancelled
0.0%
Avg arrival delay
17 min
- Arrived on time 70% of the time (10 flights, Jun 2025 to May 2026).
- Departs outside DFW's trouble window (1 PM to 7 PM, when 53% of its 139 ground stops and delay programs started).
- 72% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (10 flights), so its score leans on the route's record at this hour.
Limited track record · 10 flights
Find 10:46 AM flight fares Opens this date on Aviasales
#7 · American 2507
1:41 PM → 3:28 PM1h 47m nonstop
Local times, typical schedule. Last flown 2026-04-06.
70%
chance on time
On time (history)
69%
Cancelled
3.3%
Avg arrival delay
15 min
- Arrived on time 69% of the time (29 flights, Jun 2025 to May 2026).
- Cancelled 3.3% of the time (1 of 30).
- Departs inside DFW's trouble window: 53% of its 139 ground stops and delay programs started between 1 PM and 7 PM.
- Short track record (29 flights), so its score leans on the airline's record at this hour.
Limited track record · 29 flights
Find American 2507 fares Opens this date on Aviasales
#8 · American 2289
9:12 AM → 10:59 AM1h 47m nonstop
Local times, typical schedule. Last flown 2026-04-06.
67%
chance on time
On time (history)
71%
Cancelled
3.9%
Avg arrival delay
28 min
- Arrived on time 71% of the time (146 flights, Jun 2025 to May 2026).
- Cancelled 3.9% of the time (6 of 152).
- Departs outside DFW's trouble window (1 PM to 7 PM, when 53% of its 139 ground stops and delay programs started).
- 58% of its delay minutes came from the plane arriving late from an earlier flight.
Moderate track record · 146 flights
Find American 2289 fares Opens this date on Aviasales
#9 · American 2491
4:40 PM → 6:30 PM1h 50m nonstop
Local times, typical schedule. Last flown 2026-05-31.
66%
chance on time
On time (history)
66%
Cancelled
1.0%
Avg arrival delay
27 min
- Arrived on time 66% of the time (100 flights, Jun 2025 to May 2026).
- Departs inside DFW's trouble window: 53% of its 139 ground stops and delay programs started between 1 PM and 7 PM.
Moderate track record · 100 flights
Find American 2491 fares Opens this date on Aviasales
#10 · American 2761
5:42 PM → 7:30 PM1h 48m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as American 2246; its record covers all of them.
63%
chance on time
On time (history)
66%
Cancelled
4.3%
Avg arrival delay
31 min
- Arrived on time 66% of the time (308 flights, Jun 2025 to May 2026).
- Cancelled 4.3% of the time (14 of 322).
- Departs inside DFW's trouble window: 53% of its 139 ground stops and delay programs started between 1 PM and 7 PM.
- 56% of its delay minutes came from the plane arriving late from an earlier flight.
Strong track record · 308 flights
Find American 2761 fares Opens this date on Aviasales

Airlines on this route

Season-adjusted chance of operating and arriving on time.

Envoy Air (sold as American Eagle)82%
339 flights · 87% on time as flown · 2.5% cancel
Frontier Airlines79%
61 flights · 92% on time as flown · 2.0% cancel
American Airlines65%
1,834 flights · 66% on time as flown · 3.0% cancel
SkyWest Airlines (sold as United Express, Delta Connection, American Eagle or Alaska)62%
111 flights · 58% on time as flown · 2.0% cancel

On time by departure time

All airlines, scheduled local departure, Jun 2025 to May 2026.

Before 9 AM81%
405 flights · avg delay 14 min
9 AM to noon79%
358 flights · avg delay 17 min
Noon to 3 PM75%
399 flights · avg delay 18 min
3 to 6 PM62%
662 flights · avg delay 33 min
6 to 9 PM54%
202 flights · avg delay 38 min
After 9 PM64%
336 flights · avg delay 32 min

Best day: Tuesday (76%). Worst: Sunday (68%).

Smarter routing

Nearby airports that run more on time

DAL → STL 77% chance on time
Dallas Love Field to St. Louis Lambert International Airport · 1,913 flights a year · 12 mi from your airports · yours: 68%
Rank flights Fares

On time by month

All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.

What delays this route

Late-arriving aircraft52%
Airline (crew, maintenance, boarding)30%
Severe weather9%
Air traffic control and airport volume9%

Share of delay minutes by the cause airlines report to the US DOT.

Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure

DFW to STL questions

What time of day is best to fly DFW to STL?: Before 9 AM: 81% of flights arrived on time, against 54% for departures 6 to 9 PM. Later flights inherit delays from earlier ones, so the first departures of the day usually run best.
Which airline is most on time from DFW to STL?: Envoy, with a season-adjusted 82% chance of operating and arriving on time over 339 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
What is the worst month for delays on DFW to STL?: July (63% on time); the best was February (83%), averaged over Jun 2023 to May 2026.
Is this a prediction for my flight?: No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.

More routes from DFW

Live status: FAA delays and ground stops

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