Find Cheap Flights from San Diego to Austin (SAN - AUS)

Flights overview

Useful information for finding cheap flights from San Diego to Austin and booking your next trip

Cheapest round-trip flights	$191	American 1 stop 6 hr Thu, Aug 20 — Mon, Aug 24	The cheapest round-trip flight from San Diego to Austin is currently $191
Cheapest one-way flight	$96	American 1 stop 6 hr Wed, Aug 19	The cheapest one-way flight from San Diego to Austin is currently $96
Cheapest nonstop flights	$335	Southwest Nonstop 3 hr Thu, Aug 6 — Mon, Aug 10	The cheapest nonstop round-trip flight from San Diego to Austin is currently $335
Last-minute weekend getaway	$288	Frontier 1 stop 23 hr Thu, Jun 4 — Sun, Jun 7	The cheapest last-minute weekend getaway from San Diego to Austin is currently $288
Cheapest business class flights	$506	Frontier 1 stop 8 hr Thu, Aug 6 — Sun, Aug 9	The cheapest business class round-trip flight from San Diego to Austin is currently $506

Fastest flight	2 hr 40 min	The fastest nonstop flight from San Diego to Austin takes 2 hr 40 min
Nonstop flights	Every day	There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from San Diego to Austin is typically January. The most expensive month to fly is typically June.

January Cheapest	Typical prices: $105–275
June Most expensive	Typical prices: $195–270

Popular airlines from San Diego to Austin

Southwest

Nonstop

from $335

Typical price: $195–460

30 weekly nonstop flights

SAN - AUS Every day

990 weekly connecting flights

SAN - AUS Every day
Alaska

Nonstop

from $335

Typical price: $215–510

21 weekly nonstop flights

SAN - AUS Every day

42 weekly connecting flights

SAN - AUS Every day
American

from $247

Typical price: $215–475

430 weekly connecting flights

SAN - AUS Every day
United

from $242

Typical price: $215–480

307 weekly connecting flights

SAN - AUS Every day
Delta

from $355

Typical price: $245–760

174 weekly connecting flights

SAN - AUS Every day
Frontier

from $258

Typical price: $155–305

23 weekly connecting flights

SAN - AUS Every day

Popular airports near San Diego

San Diego International Airport (SAN)

San Diego United States 10 min 2 mi
Tijuana International Airport (TIJ)

Tijuana Mexico 37 min 16 mi
Los Angeles International Airport (LAX)

Los Angeles United States 2 hr 1 min 111 mi
John Wayne Airport (SNA)

Santa Ana United States 1 hr 21 min 78 mi

Popular airports near Austin

Austin-Bergstrom International Airport (AUS)

Austin United States 24 min 6 mi
Dallas Fort Worth International Airport (DFW)

Dallas United States 3 hr 14 min 186 mi
George Bush Intercontinental Airport (IAH)

Houston United States 2 hr 44 min 144 mi
San Antonio International Airport (SAT)

San Antonio United States 1 hr 17 min 66 mi

Frequently asked questions about flying from San Diego to Austin

The cheapest flights from San Diego to Austin are usually in January. Typical ticket prices in January range from $105 to $275.

The cheapest round-trip flight from San Diego to Austin recently found on Google Flights was with American from $191. The cheapest one-way flight was with American from $96.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Southwest flight from San Diego to Austin is $335, flying from Aug 6 to Aug 10.
The cheapest Alaska flight from San Diego to Austin is $335, flying from Aug 6 to Aug 10.
The cheapest American flight from San Diego to Austin is $247, flying from Jul 23 to Jul 27.
The cheapest United flight from San Diego to Austin is $242, flying from Aug 20 to Aug 23.
The cheapest Delta flight from San Diego to Austin is $355, flying from Aug 13 to Aug 17.
The cheapest Frontier flight from San Diego to Austin is $258, flying from Jul 9 to Jul 12.

The cheapest round-trip flight from San Diego to Austin starts at $191 from Thu, Aug 20 to Mon, Aug 24. The cheapest one-way flight starts at $96 and departs on Wed, Aug 19.

2 hr 40 min is the shortest flight time from San Diego to Austin.

Austin has mild winters and very hot, humid summers that make some outdoor activities inadvisable. Most visitors arrive Mar–Sep. Spring sees crowds for the South by Southwest (SXSW) music and film festival (Mar) and the blooming of the bluebonnet (mid-Mar–mid Apr), which is the Texas state flower. Hotels are especially crowded during college graduation weekends (May). Fall's popular events are the Austin City Limits music festival (Sep), college football season (Sep–Nov) and the Austin Film Festival (Oct).

It's easy to use Google Flights to find the cheapest days to fly from San Diego to Austin.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from San Diego to Austin really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from San Diego to Austin.

In terms of nonstop flights, Southwest is the most popular. Southwest offers 30 nonstop flights and 990 connecting flights per week. Southwest flies from San Diego International Airport (SAN) to Austin-Bergstrom International Airport (AUS) .

Other popular airlines flying from San Diego to Austin are:

Alaska offers 21 nonstop flights and 42 connecting flights per week. Alaska flies from San Diego International Airport (SAN) to Austin-Bergstrom International Airport (AUS) .
American offers 430 connecting flights per week. American flies from San Diego International Airport (SAN) to Austin-Bergstrom International Airport (AUS) .
United offers 307 connecting flights per week. United flies from San Diego International Airport (SAN) to Austin-Bergstrom International Airport (AUS) .
Delta offers 174 connecting flights per week. Delta flies from San Diego International Airport (SAN) to Austin-Bergstrom International Airport (AUS) .
Frontier offers 23 connecting flights per week. Frontier flies from San Diego International Airport (SAN) to Austin-Bergstrom International Airport (AUS) .

The number of connecting flights refers to distinct flights with at least one stop between San Diego and Austin.

The cheapest round-trip flight from San Diego to Austin recently found on Google Flights was with American from $191. The cheapest one-way flight was with American from $96.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Southwest flight from San Diego to Austin is $335, flying from Aug 6 to Aug 10.
The cheapest Alaska flight from San Diego to Austin is $335, flying from Aug 6 to Aug 10.
The cheapest American flight from San Diego to Austin is $247, flying from Jul 23 to Jul 27.
The cheapest United flight from San Diego to Austin is $242, flying from Aug 20 to Aug 23.
The cheapest Delta flight from San Diego to Austin is $355, flying from Aug 13 to Aug 17.
The cheapest Frontier flight from San Diego to Austin is $258, flying from Jul 9 to Jul 12.

Southwest and Alaska fly direct from San Diego to Austin.

There are 30 Southwest direct flights from San Diego to Austin per week. Flights are available every day.
There are 21 Alaska direct flights from San Diego to Austin per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between San Diego and Austin at price $288 is offered by Frontier from Thu, Jun 4 to Sun, Jun 7.

Southwest and Alaska fly direct from San Diego to Austin.

There are 30 Southwest direct flights from San Diego to Austin per week. Flights are available every day.
There are 21 Alaska direct flights from San Diego to Austin per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are direct flights from San Diego to Austin on a daily basis.

The cheapest direct (nonstop) round-trip flights between San Diego and Austin start at $335 from Thu, Aug 6 to Mon, Aug 10 with Southwest.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from San Diego to Austin, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between San Diego and Austin start at $506 from Thu, Aug 6 to Sun, Aug 9 with Frontier.

The cheapest economy class round-trip flights between San Diego and Austin start at $191 from Thu, Aug 20 to Mon, Aug 24.

To book business class trips from San Diego to Austin, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between San Diego and Austin starts at $288 from Thu, Jun 4 to Sun, Jun 7 with Frontier.

The cheapest last-minute deal between San Diego and Austin at price $288 is offered by Frontier from Thu, Jun 4 to Sun, Jun 7.

To find last-minute flight deals from San Diego to Austin, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.