What percentage of San Diego to Austin flights are direct?

In the trailing 90 days, approximately 72.2% of flights from San Diego to Austin have been direct. For journeys involving connections, travelers typically experience a median of 2 stopovers. This indicates that direct flight options are widely available for this route, offering a more streamlined travel experience.

How long does it take to fly from San Diego to Austin?

A direct flight from San Diego to Austin typically takes about 3 hours and 11 minutes. This covers an approximate distance of 1870 kilometers. For flights with one stop, the median travel time is considerably longer, averaging around 7 hours and 58 minutes. Travelers can expect a significant difference in duration depending on whether their flight includes layovers.

How much more do direct flights from San Diego to Austin cost?

Historically, direct flights from San Diego to Austin have been approximately 12% more expensive than connecting flights. The median price for a direct flight was $217, while connecting flights had a median price of $193. Despite the higher cost, direct flights accounted for a substantial portion of the options, representing 64.8% of available fares in the trailing 90 days.

Flights From San Diego

To Austin

Cheap Flights from San Diego to Austin

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Deals from

San Diego

RatePunk searches hundreds of travel sites at once for deals on flights to Austin

Prices updated 6 days ago

406 airlines compared

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Fares are subject to change and may not be available for all dates. (Data last updated Aug 2, 2026.)

Today’s best flight deals from San Diego to Austin

Explore current cheapest deals departing from San Diego to Austin

2026-09-04 – 2026-09-14
SAN - Austin
74% AI deal score
$217
$165
Round trip
2026-08-27 – 2026-08-29
SAN - Austin
86% AI deal score
$705
$168
Round trip
2026-09-17 – 2026-09-22
SAN - Austin
75% AI deal score
$243
$172
Round trip
2026-10-09 – 2026-10-13
SAN - Austin
79% AI deal score
$286
$172
Round trip
2026-09-14 – 2026-09-17
SAN - Austin
75% AI deal score
$248
$173
Round trip
2026-09-14 – 2026-09-21
SAN - Austin
74% AI deal score
$236
$175
Round trip
2026-09-10 – 2026-09-17
SAN - Austin
74% AI deal score
$236
$175
Round trip
2026-09-03 – 2026-09-17
SAN - Austin
68% AI deal score
$211
$175
Round trip
2026-08-27 – 2026-09-17
SAN - Austin
83% AI deal score
$540
$175
Round trip
2026-08-27 – 2026-09-05
SAN - Austin
84% AI deal score
$617
$175
Round trip

San Diego to Austin: Overview

Insights for flights from San Diego to Austin

Right now, 31% of recent fares for flights from San Diego to Austin are considered a good price. Fares for this route typically range from $209–$353, with a median of $237. Currently, prices are below the typical level, making it a favorable time to find cheap flights from San Diego to Austin. New deals for this route appear almost daily, offering frequent opportunities for savings.

When is the cheapest time to fly from San Diego to Austin? The data indicates that May is the most affordable month, with a median fare of just $161. Other cost-effective months include January, with a median fare of $184, and December, where the median fare is $197. Planning your trip during these months can lead to significant savings.

A typical journey from San Diego to Austin takes approximately 6h 23m, including connections. This duration accounts for the fact that while a meaningful share of itineraries are non-stop, many travelers will experience at least one stopover. For those itineraries that do include connections, the median number of stopovers is 2.

The route from San Diego to Austin covers a distance of 1870 kilometers. This classifies it as a medium-haul journey, meaning you can expect a flight that is longer than a short regional hop but not a full intercontinental trip. This distance often allows for a balance of direct and connecting flight options.

How much is a round trip from San Diego to Austin

Regular price: $172 - $347

Prices for flights from San Diego to Austin are currently below the regular range.

The regular price range for flights from San Diego to Austin is typically between $172 and $347. The current lowest deal is $154 with Frontier Airlines, for travel from Sep 17-Oct 10.

now $154

Low $172

High $347

The cheapest time to fly from San Diego to Austin

The cheapest month to fly from San Diego to Austin is May, with a median price of $161. The most expensive month to fly is November, with a median price of $1276. Prices are generally lower from January to December.

May

Cheapest

Flights from $161

November

Most Expensive

Flights from $1,276

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from San Diego to Austin

Alaska Airlines, Inc.

Last-minute flights going from San Diego to Austin

Mon, Aug 3

⌛ Last-Minute

SAN - Austin

San Diego (SAN) - Austin (AUS)

Frontier Airlines

$817

$287

One-way

Mon, Aug 3

⌛ Last-Minute

SAN - Austin

San Diego (SAN) - Austin (AUS)

Frontier Airlines

$966

$340

One-way

Mon, Aug 3

⌛ Last-Minute

SAN - Austin

San Diego (SAN) - Austin (AUS)

Frontier Airlines

$1,296

$350

One-way

Tue, Aug 4

⌛ Last-Minute

SAN - Austin

San Diego (SAN) - Austin (AUS)

Frontier Airlines

$1,001

$340

One-way

Tue, Aug 4

⌛ Last-Minute

SAN - Austin

San Diego (SAN) - Austin (AUS)

Frontier Airlines

$1,210

$340

One-way

Wed, Aug 5

⌛ Last-Minute

SAN - Austin

San Diego (SAN) - Austin (AUS)

Frontier Airlines

$1,001

$313

One-way

Biggest price drops on these dates for flights from San Diego to Austin

4 nights

Aug 21 - Aug 25

$693 → $157

77%

3 nights

Aug 19 - Aug 22

$700 → $176

75%

4 nights

Aug 12 - Aug 16

$718 → $215

70%

6 nights

Aug 20 - Aug 26

$652 → $161

75%

Popular Airports to fly from San Diego to Austin

San Diego - Austin route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from San Diego to Austin are below the typical level at $154.

📅 Best time to fly

Fly in May for the best prices

Historically, May is the cheapest month to fly, with a median price of $161.

⏱️ Flight duration

Average flight time is 6h 23m

The typical flight duration for this medium-haul route is 6 hours and 23 minutes.

✈️ Airlines & availability

Direct flights are frequent

Direct flights are frequent, making up 72.2% of recent route options.

🏆 Airline highlight

Fly direct with Alaska Airlines, Inc.

Alaska Airlines, Inc. offers direct flights on this route, with recent deals available.

🎯 Booking tip

Deals appear frequently

Deals for flights on this route appear frequently, offering good booking opportunities.

San Diego main airports to depart from

San Diego International (SAN)

Cheapest

San Diego International is a convenient departure airport for flights to Austin.

📍 ~5 km from San Diego city center (reachable by car)

💸 Flights from ~$173

McClellan–Palomar (CLD)

McClellan–Palomar is an alternative departure airport for flights to Austin.

📍 ~40 km from San Diego city center (reachable by car)

💸 Flights from ~$318

Austin main airports to arrive at

Austin–Bergstrom International (AUS)

Cheapest

Austin–Bergstrom International Airport is a convenient arrival choice for flights to Austin.

📍 ~10 km from Austin city center (reachable by car)

💸 Flights from ~$173

Airports nearby Austin used as alternative

San Antonio International (SAT)

San Antonio International (SAT) is a practical alternative due to its proximity to Austin.

📍 ~120 km from Austin (reachable by car, though I-35 traffic can be congested).

💸 Flights from ~$183

Business & First Class Flight Deals to Austin

83% AI deal score

$873

$547

Save $326

Frequently Asked Questions About Flights to Austin

Historically, the optimal booking window for flights from San Diego to Austin is typically 14-27 days before departure. During this period, the average price observed was $175. Booking within 0-6 days of departure generally sees a higher average price of $453. Prices tend to be higher for bookings made 28-59 days out, averaging $323, and for those made 60+ days out, averaging $339.

Across the trailing quarter, a good price for a flight from San Diego to Austin is considered to be $209 or less. The median price for this route has been $237. Prices can vary, with 75% of observed fares falling below $353. This threshold provides a useful benchmark for travelers seeking value on this route.

Historically, May has been the cheapest month to fly from San Diego to Austin, with a median price of $161. January also offers competitive fares, with a median price of $184. While December shows a median of $197, it is also identified as the most expensive month, suggesting price variability within that period. The annual median price for this route is $237.

Related routes

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Flights to Austin from other cities

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San Diego to Austin: Overview

Insights for flights from San Diego to Austin

How much is a round trip from San Diego to Austin

Regular price: $172 - $347

Prices for flights from San Diego to Austin are currently below the regular range.

The regular price range for flights from San Diego to Austin is typically between $172 and $347. The current lowest deal is $154 with Frontier Airlines, for travel from Sep 17-Oct 10.

now $154

Low $172

High $347

The cheapest time to fly from San Diego to Austin

May

Cheapest

Flights from $161

November

Most Expensive

Flights from $1,276

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec