Earn point on your loyalty program!arrow arc left

Cheap flights from Raleigh Durham (RDU) to Austin (AUS)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Raleigh Durham (RDU) to Austin (AUS)

How to find the cheapest flight from Raleigh Durham (RDU) to Austin (AUS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Raleigh Durham (RDU) to Austin (AUS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Raleigh Durham (RDU) to Austin (AUS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Raleigh Durham to Austin in September , October 2026

28 Sep - 29 Oct $ 340.00
RDU
Raleigh Durham
Frontier Airlines
1 STOPS
AUS
Austin
AUS
Austin
Frontier Airlines
1 STOPS
RDU
Raleigh Durham
Pick dates
29 Sep - 06 Oct $ 431.00
RDU
Raleigh Durham
Frontier Airlines
1 STOPS
AUS
Austin
AUS
Austin
Frontier Airlines
1 STOPS
RDU
Raleigh Durham
Pick dates
30 Sep - 06 Oct $ 1,047.00
RDU
Raleigh Durham
Frontier Airlines
1 STOPS
AUS
Austin
AUS
Austin
Frontier Airlines
1 STOPS
RDU
Raleigh Durham
Pick dates

Last minute flights from Raleigh Durham to Austin

28 Sep - 30 Sep $ 465.00
RDU
Raleigh Durham
Frontier Airlines
1 STOPS
AUS
Austin
AUS
Austin
Frontier Airlines
1 STOPS
RDU
Raleigh Durham
Pick dates
28 Sep - 30 Sep $ 465.00
RDU
Raleigh Durham
Frontier Airlines
1 STOPS
AUS
Austin
AUS
Austin
Frontier Airlines
1 STOPS
RDU
Raleigh Durham
Pick dates
27 Sep - 30 Sep $ 857.00
RDU
Raleigh Durham
United Airlines
1 STOPS
AUS
Austin
AUS
Austin
United Airlines
1 STOPS
RDU
Raleigh Durham
Pick dates

One-way flights to Austin from Raleigh Durham

6:35 AM - 4:19 PM
Frontier Airlines
1 Stops
12h 13m
RDU - AUS
$ 234
Kiwi
Pick dates
6:35 AM - 4:19 PM
Frontier Airlines
1 Stops
12h 13m
RDU - AUS
$ 234
Kiwi
Pick dates
5:06 PM - 8:15 PM
United Airlines
1 Stops
5h 16m
RDU - AUS
$ 429
Kiwi
Pick dates

How to find the cheapest flight from Raleigh Durham (RDU) to Austin (AUS)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Raleigh Durham (RDU) to Austin (AUS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Raleigh Durham (RDU) to Austin (AUS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.