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Flights from Harlingen to Knoxville
There are no direct flights from Harlingen to Knoxville. The fastest way is one stop via Austin or Houston, about 4h 52m door to door (4 connections a week on current schedules).
No direct flights · 3 connection options From 4h 52m
Harlingen to Knoxville at a glance
Fastest journey4h 52mVia Austin, on current schedules
Nonstop flightsNoneConnect via Austin or Houston
Best ways to fly from Harlingen to Knoxville
Ranked by how easy the connection is: one airline or alliance first (bags and connection protected), then the quickest self-transfer options.
1Search
HRL Austin (AUS) TYS
Leg 1: Southwest Airlines · Leg 2: Allegiant Air, Southwest Airlines
Sat07:00 HRL07:53 AUS1h 52m connection09:45 AUS12:52 TYSSouthwest Airlines
2Search
HRL Houston (HOU) TYS
Leg 1: Southwest Airlines · Leg 2: Allegiant Air
Mon11:00 HRL11:48 HOU3h 57m connection15:45 HOU18:31 TYSSouthwest Airlines + Allegiant Air
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 52mon current schedules
- Time difference
- +1hKnoxville vs Harlingen
- Currency in Knoxville
- USD
- Airports
- HRL → TYS
Flights from Harlingen to Knoxville: questions answered
Are there direct flights from Harlingen to Knoxville?
No. There is no nonstop service, so you will connect, most easily in Austin, Houston 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 Harlingen to Knoxville?
With one connection the journey usually takes around 4h 52m, depending on the layover. The straight-line distance is 1,700 km.
Where do you change planes between Harlingen and Knoxville?
The best connecting points are Austin (AUS), Houston (HOU) and Dallas (DAL). Southwest Airlines flies both legs via Austin, so you can book it as one ticket.
Which airports serve Harlingen and Knoxville?
Harlingen: Valley International Airport (HRL). Knoxville: McGhee Tyson Airport (TYS).
What is the time difference between Harlingen and Knoxville?
Knoxville is 1 hour ahead of Harlingen.





