TYS to BLV flight delays & on-time performance
Nonstop flights from McGhee Tyson Airport to Scott AFB/Midamerica Airport · 373 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at TYS or BLV right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Knoxville (TYS) to Belleville (BLV) arrived on time 40% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 0% were cancelled, and 20% arrived an hour or more late.
- Allegiant Air is the only airline reporting nonstop flights on this route.
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (92%).
Which airline is most on time from TYS to BLV?
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 | 40% | 0.0% | 160 min | 20.0% | 5 |
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.
- Thursday100%0.0% cancelled
- Sunday0%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)92%
- Late-arriving aircraft6%
- Air traffic control & airport congestion2%
- Extreme weather0%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
No cancellation causes recorded in this period.
TYS to BLV: common questions
- How often are TYS to BLV flights on time?
- 40% 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 Knoxville to Belleville cancelled?
- 0.0% of scheduled flights were cancelled (0 of 5).
- How long are typical delays?
- Across all flights the average arrival delay was 160 min (early arrivals count as zero). Flights that were late arrived 266 min behind schedule on average, and 20.0% of flights were an hour or more late.
- How long is taxi time at TYS?
- Flights on this route spent 13 min taxiing from the gate to takeoff on average.
Related routes
Return trip: BLV to TYS — 40% on time
More flights from Knoxville
More flights to Belleville
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: TYS → BLV, nonstop flights by US airlines that report to the DOT. How we calculate this.