Cheap flights from Chicago O'Hare Intl Airport to Austin from $133

The cheapest month to fly to Austin from Chicago O'Hare 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 October is your next best option. Flight prices from Chicago O'Hare Intl Airport to Austin during October average around $237.

The cheapest day to depart on your flight to Austin is on a Saturday when prices can be found for as low as $276. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Chicago O'Hare Intl Airport to Austin for around $417.

In the afternoon is the cheapest time of day to fly from Chicago O'Hare Intl Airport to Austin when you can find flight prices for as low as $255. 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 $374. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Chicago O'Hare Intl to Austin Bergstrom for the best Chicago O'Hare Intl - Austin Bergstrom flight prices

You are more likely to see cheaper flights to Austin from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Austin for around $302 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Austin from Chicago O'Hare Intl Airport for as low as $237 on momondo.

There are 4 cabin classes available to choose from on Chicago O'Hare 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.

United Airlines is the most popular carrier operating from Chicago O'Hare Intl to Austin Bergstrom

United Airlines, American Airlines and Frontier are the top three most popular airlines that fly to Austin from Chicago O'Hare Intl Airport according to our data. United Airlines is the first choice among our users, with 44% 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.

Historically, on average around 21% of flights between Chicago and Austin have experienced a delay on any given week. The average delay length over the past 12 months has been 157 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

Thursday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 16% of their flights experiencing any sort of delay.

31 flights are operational daily from Chicago O'Hare Intl Airport to Austin as of July 2026. The most popular departure time for this route is 9:00PM, with 51% of flights per day taking off in the evening.

As of July 2026, there are 222 flights per week flying from Chicago O'Hare Intl Airport to Austin. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.