Cheap flights from Phoenix Sky Harbor Intl Airport to Austin from $110

The cheapest month to fly to Austin from Phoenix Sky Harbor Intl Airport is in January. Flight prices, which tend to average around $204, are often lower during this time because this is during the off-season. If you’re not able to fly to Austin in January, then December is your next best option. Flight prices from Phoenix Sky Harbor Intl Airport to Austin during December average around $220.

The cheapest day to depart on your flight to Austin is on a Thursday when prices can be found for as low as $336. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Phoenix Sky Harbor Intl Airport to Austin for around $445.

In the afternoon is the cheapest time of day to fly from Phoenix Sky Harbor Intl Airport to Austin when you can find flight prices for as low as $318. Flying to Austin in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Austin are more costly in the evening, with an average ticket price of $405. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Phoenix Sky Harbor Intl to Austin Bergstrom for the best Phoenix Sky Harbor Intl - Austin Bergstrom flight prices

You are more likely to see cheaper flights to Austin from Phoenix Sky Harbor Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Austin for around $324 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Austin from Phoenix Sky Harbor Intl Airport for as low as $209 on momondo.

There are 4 cabin classes available to choose from on Phoenix Sky Harbor Intl Airport to Austin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 17% on your flight if you consider stops on a Phoenix Sky Harbor Intl Airport to Austin flight.

As of October 2026, prices for Phoenix Sky Harbor Intl Airport to Austin flights are approximately 34% cheaper when compared to flights at the same time last year.

Delta, Southwest, and Frontier are the most popular carriers operating from Phoenix Sky Harbor Intl to Austin Bergstrom

American Airlines, Southwest and Frontier are the top three most popular airlines that fly to Austin from Phoenix Sky Harbor Intl Airport according to our data. American Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Austin. Keep in mind that there are 5 different airlines that fly to Austin on a routine basis, so you have a few additional options to choose from.

Las Vegas (LAS) was the most common stop: 57% of momondo users choosing 1-stop flights on this route connected there.

Flights via Las Vegas (LAS) offer the lowest average round-trip price of $158.

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 6h 21m.

Denver (DEN) has the shortest average layover time for this route: 2h 54m.

As of October 2026, there are 12 flights per day flying from Phoenix Sky Harbor Intl Airport to Austin. The most common time of day flights depart is 9:00AM, with 40% of flights taking off at noon.

84 flights are operational weekly from Phoenix Sky Harbor Intl Airport to Austin as of October 2026. The most popular departure day for this route is Mon, with 20% of flights per week taking off on this day.