DAL to TYS flight delays & on-time performance
Nonstop flights from Dallas Love Field to McGhee Tyson Airport · 762 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at DAL or TYS right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Dallas (DAL) to Knoxville (TYS) arrived on time 77% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 0% were cancelled, and 7% arrived an hour or more late.
- Southwest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 11am did best (85% on time); around 12pm did worst (71%).
- Tuesday was the most reliable day to fly (86% on time) and Sunday the least (71%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (43%).
Which airline is most on time from DAL to TYS?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Southwest Airlines | 77% | 0.0% | 14 min | 7.4% | 149 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 11am85%65 flights
- 12pm71%49 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday76%0.0% cancelled
- Tuesday86%0.0% cancelled
- Wednesday71%0.0% cancelled
- Thursday77%0.0% cancelled
- Friday82%0.0% cancelled
- Saturday76%0.0% cancelled
- Sunday71%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)43%
- Late-arriving aircraft38%
- Air traffic control & airport congestion19%
- Extreme weather0%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
No cancellation causes recorded in this period.
DAL to TYS: common questions
- How often are DAL to TYS flights on time?
- 77% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Dallas to Knoxville cancelled?
- 0.0% of scheduled flights were cancelled (0 of 149).
- How long are typical delays?
- Across all flights the average arrival delay was 14 min (early arrivals count as zero). Flights that were late arrived 52 min behind schedule on average, and 7.4% of flights were an hour or more late.
- How long is taxi time at DAL?
- Flights on this route spent 15 min taxiing from the gate to takeoff on average.
Related routes
Return trip: TYS to DAL — 79% on time
More flights from Dallas
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: DAL → TYS, nonstop flights by US airlines that report to the DOT. How we calculate this.