Houston (HOU) to Knoxville/Maryville (TYS)
Flight time
≈ 2h 22m
Bearing
54° NE
Houston (HOU) to Knoxville/Maryville (TYS) is 781 miles (1,257 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies HOU–TYS
Filed traffic dataIn May 2026, Allegiant Air was the only carrier flying nonstop HOU–TYS; the Airbus A320 was the most common aircraft at 100% of departures; flights ran 91% full.
Departures
6
May 2026
Seats
1,080
both directions
Passengers
986
both directions
Load factor
91.3%
RPM ÷ ASM
Who flies HOU–TYS?
Allegiant Air was the only carrier to fly nonstop HOU–TYS in May 2026 (6 departures).
- G4
6 departures · 1,080 seats
Share of departures100.0%91.3%
Load
What plane flies HOU–TYS?
In May 2026, the Airbus A320 flew 100% of HOU–TYS departures.
- Airbus A320
6 departures · 91.3% load
100.0%
How has HOU–TYS traffic changed?
Nonstop HOU–TYS departures fell from 17 in June 2025 to 6 in May 2026.
Monthly nonstop HOU–TYS traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
17 departures · 2,791 passengers
91.4%
Load
July 2025
16 departures · 2,614 passengers
90.4%
Load
August 2025
12 departures · 1,639 passengers
75.9%
Load
September 2025
0 departures · 0 passengers
—
Load
October 2025
18 departures · 2,568 passengers
79.3%
Load
November 2025
18 departures · 2,276 passengers
70.3%
Load
December 2025
17 departures · 2,289 passengers
79.2%
Load
January 2026
4 departures · 542 passengers
75.3%
Load
February 2026
1 departures · 0 passengers
0.0%
Load
March 2026
0 departures · 0 passengers
—
Load
April 2026
0 departures · 0 passengers
—
Load
May 2026
6 departures · 986 passengers
91.3%
Load
By direction
Each direction is filed separately — they rarely match.
HOU → TYS
89.3% full
3 departures · 482 passengers
TYS → HOU
93.3% full
3 departures · 504 passengers
Nonstop HOU–TYS traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).
The airports
Frequently asked
How far is Houston (HOU) from Knoxville/Maryville (TYS)?
HOU to TYS is 781 miles (1,257 km / 679 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from HOU to TYS?
A nonstop covers the 781-mile great-circle distance in roughly 2h 22m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies HOU–TYS?
In May 2026, the Airbus A320 flew the largest share of departures (100.0%).
What mileage do I earn flying HOU–TYS?
Distance-based programs credit off the 781-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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