Cheap flights from Indianapolis, IN to Austin, TX

Flights starting at $118. Choose between United Airlines, Spirit Airlines, or Frontier Airlines to find the best price.

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Travelers usually depart from Indianapolis International, or Indianapolis, IN - North Alabama St. Bus stop when they travel from Indianapolis to Austin. Book your trip to arrive at Austin–Bergstrom International, Austin, TX - Downtown Bus stop, or Austin-South Congress. The distance between Indianapolis and Austin is 1481 km. The most popular airlines for this route are United Airlines, Spirit Airlines, Frontier Airlines, Allegiant Air, and JetBlue Airways. Indianapolis and Austin have 136 direct flights per week.

Weekly direct flights

Discover the top airlines offering direct flights from Indianapolis to Austin in the next month. You’ll find the number of daily direct flights per airline in the table.

Weekly direct flights for Sun 10.03 - Sat 16.03

AirlineSun 10.03Mon 11.03Tue 12.03Wed 13.03Thu 14.03Fri 15.03Sat 16.03
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Weekly direct flights for Sun 17.03 - Sat 23.03

AirlineSun 17.03Mon 18.03Tue 19.03Wed 20.03Thu 21.03Fri 22.03Sat 23.03
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Weekly direct flights for Sun 24.03 - Sat 30.03

AirlineSun 24.03Mon 25.03Tue 26.03Wed 27.03Thu 28.03Fri 29.03Sat 30.03
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Weekly direct flights for Sun 31.03 - Sat 06.04

AirlineSun 31.03Mon 01.04Tue 02.04Wed 03.04Thu 04.04Fri 05.04Sat 06.04
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Check-in for a flight from Indianapolis to Austin

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
United AirlinesUALUAYesNo
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
Allegiant AirAAYG4NoOpens 24 days before flight
Closes 1 hours before flight
JetBlue AirwaysJBUB6NoOpens 24 days before flight
Closes 2 hours before flight

Weather in Austin

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January16°C6°C
February17°C7°C
March22°C11°C
April25°C15°C
May29°C19°C
June33°C22°C
July35°C23°C
August36°C24°C
September32°C22°C
October27°C16°C
November20°C11°C
December17°C7°C
Hottest Month
36°C
August
Coldest month
6°C
January
Sunny days
292
days per year

14 day forecast

Thursday
14 Mar
89%
24°C20°C
21 Mar
87%
21°C14°C
Friday
15 Mar
90%
24°C18°C
22 Mar
28°C14°C
Saturday
16 Mar
84%
20°C16°C
23 Mar
88%
23°C15°C
Sunday
17 Mar
86%
22°C16°C
24 Mar
84%
20°C15°C
Monday
18 Mar
82%
20°C14°C
25 Mar
80%
23°C15°C
Tuesday
19 Mar
60%
16°C11°C
26 Mar
89%
25°C18°C
Wednesday
20 Mar
84%
14°C11°C
27 Mar
76%
26°C20°C

Frequently asked questions

How long does it take to travel from Indianapolis to Austin?
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What airlines offer nonstop (direct) flights between Indianapolis and Austin?
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Is it possible to combine flights, buses, and trains in one itinerary when traveling between Indianapolis and Austin?
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