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Flights from Knoxville to Harlingen
There are no direct flights from Knoxville to Harlingen. The fastest way is one stop via Houston or Austin, about 4h 44m door to door (3 connections a week on current schedules).
No direct flights · 3 connection options From 4h 44m
Knoxville to Harlingen at a glance
Fastest journey4h 44mVia Houston, on current schedules
Nonstop flightsNoneConnect via Houston or Austin
Best ways to fly from Knoxville to Harlingen
Ranked by how easy the connection is: one airline or alliance first (bags and connection protected), then the quickest self-transfer options.
1Search
TYS Houston (HOU) HRL
Leg 1: Allegiant Air · Leg 2: Southwest Airlines
Mon13:30 TYS14:22 HOU2h 08m connection16:30 HOU17:14 HRLAllegiant Air + Southwest Airlines
2Search
TYS Austin (AUS) HRL
Leg 1: Allegiant Air, Southwest Airlines · Leg 2: Southwest Airlines
Fri08:15 TYS09:22 AUS5h 53m connection15:15 AUS16:08 HRLAllegiant Air + Southwest Airlines
Connections are computed from flights actually flown over the last 8 weeks, with at least 45 minutes to change on one airline and 2 hours on separate tickets. Times are local. The search shows live itineraries and exact times.
Good to know
- Distance
- 1,700 km1,056 miles
- Journey time
- 4h 44mon current schedules
- Time difference
- -1hHarlingen vs Knoxville
- Currency in Harlingen
- USD
- Airports
- TYS → HRL
Flights from Knoxville to Harlingen: questions answered
Are there direct flights from Knoxville to Harlingen?
No. There is no nonstop service, so you will connect, most easily in Houston, Austin and Dallas. Some connections are on one airline or alliance, so your bags and connection are protected on a single ticket.
How long is the flight from Knoxville to Harlingen?
With one connection the journey usually takes around 4h 44m, depending on the layover. The straight-line distance is 1,700 km.
Where do you change planes between Knoxville and Harlingen?
The best connecting points are Houston (HOU), Austin (AUS) and Dallas (DAL). Compare one-ticket itineraries with self-transfer options in the search.
Which airports serve Knoxville and Harlingen?
Knoxville: McGhee Tyson Airport (TYS). Harlingen: Valley International Airport (HRL).
What is the time difference between Knoxville and Harlingen?
Harlingen is 1 hour behind Knoxville.





