Cheap flights from Austin, TX to San Diego, CA

Flights starting at £47. Choose between United Airlines, Spirit Airlines, or Alaska Airlines to find the best price.

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Travelers usually depart from Austin–Bergstrom International, Austin, TX - Downtown Bus stop, or Austin-South Congress when they travel from Austin to San Diego. Book your trip to arrive at San Diego International, San Diego, CA - Old Town, San Diego, CA - La Jolla, McClellan–Palomar, or San Diego, CA - Seaport Village. The distance between Austin and San Diego is 1872 km. The most popular airlines for this route are United Airlines, Spirit Airlines, Alaska Airlines, Frontier Airlines, and JetBlue Airways. Austin and San Diego have 139 direct flights per week.

Weekly direct flights

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

Weekly direct flights for Mon 11.03 - Sun 17.03

AirlineMon 11.03Tue 12.03Wed 13.03Thu 14.03Fri 15.03Sat 16.03Sun 17.03
2222122

Weekly direct flights for Mon 18.03 - Sun 24.03

AirlineMon 18.03Tue 19.03Wed 20.03Thu 21.03Fri 22.03Sat 23.03Sun 24.03
2222222

Weekly direct flights for Mon 25.03 - Sun 31.03

AirlineMon 25.03Tue 26.03Wed 27.03Thu 28.03Fri 29.03Sat 30.03Sun 31.03
2222222

Weekly direct flights for Mon 01.04 - Sun 07.04

AirlineMon 01.04Tue 02.04Wed 03.04Thu 04.04Fri 05.04Sat 06.04Sun 07.04
2222222

Check-in for a flight from Austin to San Diego

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

San Diego travel tips

1) Enjoy a nautical show at SeaWorld in San Diego
2) What is the best public transportation to get around in San Diego?
3) Where to buy clothes at discounted prices in San Diego?

Weather in San Diego

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January18°C10°C
February17°C10°C
March18°C11°C
April19°C12°C
May20°C14°C
June22°C16°C
July24°C18°C
August25°C19°C
September25°C19°C
October23°C16°C
November21°C13°C
December17°C11°C
Hottest Month
25°C
August
Coldest month
10°C
February
Sunny days
344
days per year

14 day forecast

Sunday
10 Mar
18°C13°C
17 Mar
21°C15°C
Monday
11 Mar
87%
16°C13°C
18 Mar
22°C15°C
Tuesday
12 Mar
87%
16°C13°C
19 Mar
22°C16°C
Wednesday
13 Mar
89%
17°C14°C
20 Mar
19°C15°C
Thursday
14 Mar
19°C13°C
21 Mar
17°C13°C
Friday
15 Mar
18°C13°C
22 Mar
16°C14°C
Saturday
16 Mar
20°C14°C
23 Mar
17°C12°C

Frequently asked questions

How long does it take to travel from Austin to San Diego?
What is the flight distance between Austin and San Diego?
What airlines offer nonstop (direct) flights between Austin and San Diego?
What are the most popular routes to and from Austin?
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Which airports are there in Austin?
What airports are near Austin?
What airports are near San Diego?
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Austin and San Diego?
What is Virtual Interlining and how do I use it?
Which airlines fly between Austin and San Diego?
When's the best time to travel between Austin and San Diego?
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What time do flights between Austin and San Diego depart?
What time do flights between Austin and San Diego arrive?

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