GUF to TYS flight delays & on-time performance
Nonstop flights from Jack Edwards National Airport to McGhee Tyson Airport · 436 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at GUF or TYS right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Gulf Shores (GUF) to Knoxville (TYS) arrived on time 68% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 3.8% were cancelled, and 12% arrived an hour or more late.
- Allegiant Air is the only airline reporting nonstop flights on this route.
- Saturday was the most reliable day to fly (85% on time) and Wednesday the least (50%).
- The largest source of delay minutes was late-arriving aircraft (67%).
Which airline is most on time from GUF 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 |
|---|---|---|---|---|---|
| Allegiant Air | 68% | 3.8% | 25 min | 12.0% | 26 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
Not enough departures across different hours to compare.
Best day of the week
On-time arrival rate by day of departure.
- Wednesday50%7.7% cancelled
- Saturday85%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.
- Late-arriving aircraft67%
- Airline (crew, maintenance, cleaning, fueling)24%
- Air traffic control & airport congestion9%
- Extreme weather0%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)100%
- Extreme weather0%
- Air traffic control & airport congestion0%
- Security0%
GUF to TYS: common questions
- How often are GUF to TYS flights on time?
- 68% 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 Gulf Shores to Knoxville cancelled?
- 3.8% of scheduled flights were cancelled (1 of 26).
- How long are typical delays?
- Across all flights the average arrival delay was 25 min (early arrivals count as zero). Flights that were late arrived 76 min behind schedule on average, and 12.0% of flights were an hour or more late.
- How long is taxi time at GUF?
- Flights on this route spent 12 min taxiing from the gate to takeoff on average.
Related routes
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: GUF → TYS, nonstop flights by US airlines that report to the DOT. How we calculate this.