$71 Find Cheap Southwest Flights from Chicago to Austin

When to Book Flights with Southwest from Chicago to Austin

• How far in advance should I book tickets for a flight with Southwest from Chicago to Austin?

  Generally, when trying to get a below average price for your ticket, try to book around 13 days before departure. For the cheapest possible price, our data suggests booking 87 days before departure.

• Is Southwest the cheapest airline to fly with from Chicago to Austin?

  With an average price of $340 return, Southwest is not the cheapest airline to fly from Chicago to Austin with. Instead, for the lowest price, our data suggests flying with Frontier, where a return flight costs $207 on average.

• What is the cheapest Southwest flight from Chicago to Austin?

  In the last 3 days, the lowest price for a flight with Southwest from Chicago to Austin was $90 for a return flight and $66 for a one-way flight.

• Does Southwest fly direct to Austin from Chicago?

  Yes, Southwest does offer direct flights for the route, with around 31 flights per week.

• What’s the cheapest day of the week to fly from Chicago to Austin with Southwest?

  On average, the cheapest day of the week to fly from Chicago to Austin with Southwest is Friday, when prices are around $73. The most expensive day is generally Saturday, where the average price is around $118.

• What’s the cheapest month to fly from Chicago to Austin with Southwest?

  The cheapest month for Southwest flights to Austin from Chicago is generally June, where plane tickets cost $123 on average. If possible, try to avoid the most expensive months of July and December, where tickets cost $207 and $220 respectively.