Direct flights from Knoxville to Houston

Did you mean Flights from Houston to Knoxville?

Knoxville

United States

TYS

McGhee Tyson Airport

Houston

United States

IAH

George Bush Intercontinental Houston Airport

Route: Nonstop service available
Distance: 771 miles
Marketing airlines: 3 airlines
Aircraft: 3 aircraft types
Dates: Nov 2, 2026 – Nov 1, 2027

Observed award fares

A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.

Lowest price in this limited sample: 23,700 points + $5.00 for TYS → IAH, Economy, on 2026-11-26, booked with United MileagePlus. This is an observed fare, not a guaranteed price or the lowest price across all dates and programs.

Departure window: 2026-11-12 – 2026-12-11.

TYS → IAHEconomy
UA6259
23,700 points+ $5.00
Departure
2026-11-26
Seats seen
4
Book with
United MileagePlus
Observed (UTC)
2026-11-11 18:57
TYS → IAHEconomy
UA6134
38,100 points+ $5.00
Departure
2026-11-26
Seats seen
4
Book with
United MileagePlus
Observed (UTC)
2026-11-11 18:57
TYS → IAHFirst
UA6259
38,100 points+ $5.00
Departure
2026-11-26
Seats seen
4
Book with
United MileagePlus
Observed (UTC)
2026-11-11 18:57
TYS → IAHEconomy
UA6219
52,300 points+ $5.00
Departure
2026-11-25
Seats seen
4
Book with
United MileagePlus
Observed (UTC)
2026-11-11 18:57
TYS → IAHEconomy
UA6259
65,000 points+ $5.00
Departure
2026-11-25
Seats seen
4
Book with
United MileagePlus
Observed (UTC)
2026-11-11 18:57
TYS → IAHFirst
UA6259
91,200 points+ $5.00
Departure
2026-11-25
Seats seen
4
Book with
United MileagePlus
Observed (UTC)
2026-11-11 18:57

Knoxville to Houston route overview

McGhee Tyson Airport (TYS) serves Knoxville; George Bush Intercontinental Houston Airport (IAH) serves Houston.

The airports are 771 miles apart by great-circle distance.

Roame's current schedule feed shows nonstop service from TYS to IAH.

Marketing airlines listed in the current schedule, including codeshare sellers, are All Nippon Airways (NH), Air New Zealand (NZ) and United Airlines (UA). This list does not identify the operating airline for each flight; check the flight details before booking.

Published schedule dates span Nov 2, 2026 – Nov 1, 2027.

Marketing airlines on the Knoxville to Houston route

These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.

All Nippon Airways (NH)Codeshare only
Air New Zealand (NZ)Codeshare only

Airline alliance affiliations represented: Star Alliance

Aircraft flying from TYS to IAH

Frequently asked questions

Which airports serve the Knoxville to Houston route?

McGhee Tyson Airport (TYS) is the origin airport and George Bush Intercontinental Houston Airport (IAH) is the destination airport.

How far is Houston from Knoxville?

TYS and IAH are approximately 771 miles apart by great-circle distance.

Are there direct flights from TYS to IAH?

Yes. Roame's current schedule feed shows nonstop service from TYS to IAH.

Which airlines market flights from TYS to IAH?

Which aircraft fly from TYS to IAH?

Aircraft listed in the current schedule include Embraer 175 (long wing) (E7W), ERJ and JET.