Route on-time record

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

Dallas-Fort Worth (Dallas Fort Worth International Airport) to Knoxville/Maryville (McGhee Tyson Airport). 1,702 nonstop flights in Jun 2025 to May 2026, 71% arrived within 15 minutes and 3.1% were cancelled. The most reliable flight number was Envoy 3464 at 7:13 AM.

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

DFW → TYS

Dallas-Fort Worth to Knoxville/Maryville: 1,702 nonstop flights a year

On time (12 months)

71%

Cancelled

3.1%

avg delay 22 min

Best time to leave

Before 9 AM

86% on time vs 54% 6 to 9 PM

Most reliable airline

Envoy

81% chance on time

Check DFW to TYS 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 · Envoy 3464 · sold as American Eagle
7:13 AM → 10:26 AM2h 13m nonstop
Local times, typical schedule. Last flown 2026-05-20.
90%
chance on time
On time (history)
95%
Cancelled
0.0%
Avg arrival delay
1 min
- Arrived on time 95% of the time (44 flights, Jun 2025 to May 2026).
- Never cancelled in 44 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 86% 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 · 44 flights
Find 7:13 AM flight fares Opens this date on Aviasales
#2 · Envoy 4176 · sold as American Eagle
7:00 AM → 10:10 AM2h 10m nonstop
Local times, typical schedule. Last flown 2026-04-06.
84%
chance on time
On time (history)
86%
Cancelled
3.3%
Avg arrival delay
5 min
- Arrived on time 86% of the time (29 flights, Jun 2025 to May 2026).
- Cancelled 3.3% of the time (1 of 30).
- Leaves in this route's most on-time window (Before 9 AM: 86% 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 · 29 flights
Find 7:00 AM flight fares Opens this date on Aviasales
#3 · American 3068
9:19 AM → 12:30 PM2h 11m nonstop
Local times, typical schedule. Last flown 2026-05-20.
80%
chance on time
On time (history)
91%
Cancelled
0.0%
Avg arrival delay
5 min
- Arrived on time 91% of the time (43 flights, Jun 2025 to May 2026).
- Never cancelled in 43 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 (43 flights), so its score leans on the airline's record at this hour.
Limited track record · 43 flights
Find American 3068 fares Opens this date on Aviasales
#4 · PSA 5593 · sold as American Eagle
7:51 AM → 11:13 AM2h 22m nonstop
Local times, typical schedule. Last flown 2026-05-31.
77%
chance on time
On time (history)
73%
Cancelled
0.0%
Avg arrival delay
14 min
- Arrived on time 73% of the time (11 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 86% 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).
- 54% of its delay minutes came from the plane arriving late from an earlier flight.
Limited track record · 11 flights
Find 7:51 AM flight fares Opens this date on Aviasales
#5 · American 660
8:20 AM → 11:30 AM2h 10m nonstop
Local times, typical schedule. Last flown 2026-04-06.
77%
chance on time
On time (history)
80%
Cancelled
0.0%
Avg arrival delay
9 min
- Arrived on time 80% of the time (30 flights, Jun 2025 to May 2026).
- Never cancelled in 30 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 86% 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 · 30 flights
Find American 660 fares Opens this date on Aviasales
#6 · American 3274
12:30 PM → 3:37 PM2h 07m nonstop
Local times, typical schedule. Last flown 2026-04-06.
76%
chance on time
On time (history)
83%
Cancelled
0.0%
Avg arrival delay
9 min
- Arrived on time 83% of the time (30 flights, Jun 2025 to May 2026).
- Never cancelled in 30 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 (30 flights), so its score leans on the airline's record at this hour.
Limited track record · 30 flights
Find American 3274 fares Opens this date on Aviasales
#7 · American 2873
9:50 AM → 1:02 PM2h 12m nonstop
Local times, typical schedule. Last flown 2026-05-31.
75%
chance on time
On time (history)
91%
Cancelled
0.0%
Avg arrival delay
5 min
- Arrived on time 91% of the time (11 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 (11 flights), so its score leans on the airline's record at this hour.
Limited track record · 11 flights
Find American 2873 fares Opens this date on Aviasales
#8 · American 3069
2:56 PM → 6:04 PM2h 08m nonstop
Local times, typical schedule. Last flown 2026-05-20.
71%
chance on time
On time (history)
81%
Cancelled
2.3%
Avg arrival delay
15 min
- Arrived on time 81% of the time (43 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.
- 56% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (43 flights), so its score leans on the airline's record at this hour.
Limited track record · 43 flights
Find American 3069 fares Opens this date on Aviasales
#9 · American 595
12:10 PM → 3:18 PM2h 08m nonstop
Local times, typical schedule. Last flown 2026-05-20.
69%
chance on time
On time (history)
70%
Cancelled
2.3%
Avg arrival delay
15 min
- Arrived on time 70% of the time (43 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 (43 flights), so its score leans on the airline's record at this hour.
Limited track record · 43 flights
Find American 595 fares Opens this date on Aviasales
#10 · American 2876
1:32 PM → 4:43 PM2h 11m nonstop
Local times, typical schedule. Last flown 2026-05-31.
68%
chance on time
On time (history)
73%
Cancelled
0.0%
Avg arrival delay
16 min
- Arrived on time 73% of the time (11 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.
- Short track record (11 flights), so its score leans on the airline's record at this hour.
Limited track record · 11 flights
Find American 2876 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)81%
88 flights · 92% on time as flown · 2.3% cancel
PSA Airlines (sold as American Eagle)71%
275 flights · 70% on time as flown · 2.3% cancel
American Airlines67%
1,334 flights · 70% on time as flown · 3.3% cancel

On time by departure time

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

Before 9 AM86%
357 flights · avg delay 10 min
9 AM to noon82%
208 flights · avg delay 14 min
Noon to 3 PM72%
596 flights · avg delay 18 min
6 to 9 PM54%
409 flights · avg delay 40 min
After 9 PM71%
90 flights · avg delay 27 min

Best day: Tuesday (75%). Worst: Sunday (68%).

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 aircraft58%
Airline (crew, maintenance, boarding)24%
Air traffic control and airport volume11%
Severe weather7%

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

Finding the most reliable connections from DFW to TYS…

DFW to TYS questions

What time of day is best to fly DFW to TYS?: Before 9 AM: 86% 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 TYS?: Envoy, with a season-adjusted 81% chance of operating and arriving on time over 88 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 TYS?: June (55% on time); the best was February (80%), 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.

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