Direct (nonstop) flights from Harlingen to Austin
1 airline flys nonstop from Valley International (HRL) to Austin-Bergstrom International Airport (AUS). It's 273 miles (440 km), about 1h 10m in the air. Operated by Southwest Airlines.
Southwest Airlines
Route data last updated: May 26, 2026
Airlines with non-stop flights
WN
Southwest Airlines
Alternative Routes
Other ways to fly from Harlingen to Austin with one stop · direct emits 51 kg CO₂ per passenger
Looking for the return flight?
AUS → HRL: Flights from Austin to HarlingenOther direct flights from Harlingen
Direct flights from Austin (AUS)
Frequently Asked Questions
How long is the direct flight from Harlingen to Austin?
A nonstop flight from Harlingen (HRL) to Austin (AUS) takes approximately 1 hours and 10 minutes. The distance is 273 miles (440 km).
Which airlines fly nonstop from Harlingen to Austin?
Just Southwest Airlines.
Is there a nonstop flight from Harlingen to Austin?
Yes. 1 airline: Southwest Airlines.
How far is Harlingen from Austin?
The flight distance from Harlingen to Austin is 273 miles (440 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as London to Paris.
What type of aircraft flies from Harlingen to Austin?
At 1h 10m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Harlingen to Austin?
Roughly 51 kg CO2 per passenger one-way. That's about the same as driving 255 km.
Is the return flight from Austin to Harlingen also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Harlingen to Austin?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Valley International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.