Cheap flights from Austin, TX to San Diego, CA

Flights starting at £70. Choose between United Airlines, Alaska Airlines, or Frontier Airlines to find the best price.

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Tips to know when travelling to San Diego

Book your trip to arrive at San Diego International, or McClellan–Palomar. The distance between Austin and San Diego is 1872 km. The most popular airlines for this route are United Airlines, Alaska Airlines, and Frontier Airlines. Austin and San Diego have 40 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 03.06 - Sun 09.06

AirlineMon 03.06Tue 04.06Wed 05.06Thu 06.06Fri 07.06Sat 08.06Sun 09.06
2222222
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Weekly direct flights for Mon 10.06 - Sun 16.06

AirlineMon 10.06Tue 11.06Wed 12.06Thu 13.06Fri 14.06Sat 15.06Sun 16.06
2222222
1------------------

Weekly direct flights for Mon 17.06 - Sun 23.06

AirlineMon 17.06Tue 18.06Wed 19.06Thu 20.06Fri 21.06Sat 22.06Sun 23.06
2222222
---------------------

Weekly direct flights for Mon 24.06 - Sun 30.06

AirlineMon 24.06Tue 25.06Wed 26.06Thu 27.06Fri 28.06Sat 29.06Sun 30.06
2222222
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Check-in for a flight from Austin to San Diego

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
United AirlinesUALUAYesNo
Alaska AirlinesASAASNoOpens 24 days before flight
Closes 1 hours before flight
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 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
345
days per year

14 day forecast

Tuesday
4 Jun
21°C16°C
11 Jun
22°C17°C
Wednesday
5 Jun
21°C16°C
12 Jun
22°C17°C
Thursday
6 Jun
23°C17°C
13 Jun
22°C17°C
Friday
7 Jun
25°C18°C
14 Jun
23°C17°C
Saturday
8 Jun
25°C19°C
15 Jun
21°C16°C
Sunday
9 Jun
85%
21°C18°C
16 Jun
20°C15°C
Monday
10 Jun
22°C17°C
17 Jun
24°C16°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?
What are the most popular routes to and from San Diego?
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?
What flights operate between Austin and San Diego?
How many airports are there near Austin?
How many airports are there near San Diego?
What time do nonstop (direct) flights between Austin and San Diego depart?
What time do nonstop (direct) flights between Austin and San Diego arrive?
What time do flights between Austin and San Diego depart?
What time do flights between Austin and San Diego arrive?

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