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Cheap flights from Austin to San Juan from $164

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to San Juan departing on 7/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Austin to San Juan

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
8:15 am - 4:37 pm
AUS
-
SJU
7h 22m
1 stop
Delta Logo
5:49 pm - 12:18 am
SJU
-
AUS
7h 29m
1 stop
$356Delta
lun., ago. 10 - vie., ago. 14
American Airlines Logo
5:30 am - 8:10 pm
AUS
-
SJU
13h 40m
1 stop
American Airlines Logo
7:00 pm - 10:03 am
SJU
-
AUS
16h 03m
1 stop
$361American Airlines
mié., oct. 21 - lun., oct. 26
American Airlines Logo
5:00 am - 6:10 pm
AUS
-
SJU
12h 10m
2 stops
American Airlines Logo
7:00 pm - 10:03 am
SJU
-
AUS
16h 03m
1 stop
$362American Airlines
lun., sep. 28 - mié., oct. 7
American Airlines Logo
5:00 am - 4:03 pm
AUS
-
SJU
10h 03m
2 stops
American Airlines Logo
1:38 pm - 11:55 pm
SJU
-
AUS
11h 17m
1 stop
$363American Airlines
vie., ago. 28 - lun., ago. 31
American Airlines Logo
6:02 pm - 9:43 am
AUS
-
SJU
14h 41m
1 stop
American Airlines Logo
7:05 am - 7:21 pm
SJU
-
AUS
13h 16m
1 stop
$365American Airlines
vie., ago. 7 - mar., ago. 11
United Airlines Logo
7:44 pm - 5:29 am
AUS
-
SJU
8h 45m
1 stop
United Airlines Logo
2:05 am - 8:39 am
SJU
-
AUS
7h 34m
1 stop
$373United Airlines
sáb., jul. 18 - lun., jul. 20
United Airlines Logo
7:44 pm - 5:29 am
AUS
-
SJU
8h 45m
1 stop
United Airlines Logo
2:05 am - 8:33 am
SJU
-
AUS
7h 28m
1 stop
$375United Airlines
dom., jul. 12 - sáb., jul. 18
Frontier Logo
10:37 am - 2:09 am
AUS
-
SJU
14h 32m
1 stop
Frontier Logo
8:37 pm - 9:32 am
SJU
-
AUS
13h 55m
1 stop
$376Frontier
mié., jun. 10 - mar., ago. 11
American Airlines Logo
7:00 am - 9:14 pm
AUS
-
SJU
13h 14m
1 stop
American Airlines Logo
6:30 am - 2:50 pm
SJU
-
AUS
9h 20m
2 stops
$381American Airlines
mar., sep. 8 - vie., sep. 11
American Airlines Logo
5:05 am - 4:03 pm
AUS
-
SJU
9h 58m
1 stop
American Airlines Logo
7:14 pm - 11:07 am
SJU
-
AUS
16h 53m
1 stop
$386American Airlines
vie., ago. 14 - lun., ago. 17

JetBlue flights from Austin to San Juan

Our best JetBlue deals on Austin to San Juan flight tickets
JetBlue
Jun 1
AUS12:27 pmAustin Bergstrom
8h 50m
1 stop
SJU10:17 pmSan Juan Luis Munoz Marin Intl
Jun 6
SJU6:15 amSan Juan Luis Munoz Marin Intl
8h 28m
1 stop
AUS1:43 pmAustin Bergstrom
$498
JetBlue
Jun 6
AUS6:00 amAustin Bergstrom
14h 22m
1 stop
SJU9:22 pmSan Juan Luis Munoz Marin Intl
Jun 18
SJU8:40 pmSan Juan Luis Munoz Marin Intl
21h 25m
1 stop
AUS5:05 pmAustin Bergstrom
$553
JetBlue
Jun 2
AUS11:28 amAustin Bergstrom
9h 14m
1 stop
SJU9:42 pmSan Juan Luis Munoz Marin Intl
Jun 12
SJU8:03 amSan Juan Luis Munoz Marin Intl
15h 14m
1 stop
AUS10:17 pmAustin Bergstrom
$587

Frontier flights from Austin to San Juan

Our best Frontier deals on Austin to San Juan flight tickets
Frontier
Jun 10
AUS10:37 amAustin Bergstrom
14h 32m
1 stop
SJU2:09 amSan Juan Luis Munoz Marin Intl
Aug 11
SJU8:37 pmSan Juan Luis Munoz Marin Intl
13h 55m
1 stop
AUS9:32 amAustin Bergstrom
$376
Frontier
Aug 12
AUS10:37 amAustin Bergstrom
11h 52m
1 stop
SJU11:29 pmSan Juan Luis Munoz Marin Intl
Aug 22
SJU9:24 amSan Juan Luis Munoz Marin Intl
10h 22m
1 stop
AUS6:46 pmAustin Bergstrom
$396
Frontier
Jul 8
AUS10:43 amAustin Bergstrom
7h 59m
1 stop
SJU7:42 pmSan Juan Luis Munoz Marin Intl
Jul 12
SJU11:50 amSan Juan Luis Munoz Marin Intl
22h 42m
1 stop
AUS9:32 amAustin Bergstrom
$397

momondo Fare Finder

 
Customize your flight search to find flights from Austin to San Juan that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated mayo 23, 2026.
Use the filters below to find and compare flights from Austin to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

lun. 8/10

8:15 am-4:37 pm

1 stop7h 22m

San Juan Luis Munoz Marin Intl

vie. 8/14

5:49 pm-12:18 am

1 stop7h 29m

$356

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

mié. 10/21

5:30 am-8:10 pm

1 stop13h 40m

San Juan Luis Munoz Marin Intl

lun. 10/26

7:00 pm-10:03 am

1 stop16h 03m

$361

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

lun. 9/28

5:00 am-6:10 pm

2 stops12h 10m

San Juan Luis Munoz Marin Intl

mié. 10/7

7:00 pm-10:03 am

1 stop16h 03m

$362

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

vie. 8/28

5:00 am-4:03 pm

2 stops10h 03m

San Juan Luis Munoz Marin Intl

lun. 8/31

1:38 pm-11:55 pm

1 stop11h 17m

$363

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

vie. 8/7

6:02 pm-9:43 am

1 stop14h 41m

San Juan Luis Munoz Marin Intl

mar. 8/11

7:05 am-7:21 pm

1 stop13h 16m

$365

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

sáb. 7/18

7:44 pm-5:29 am

1 stop8h 45m

San Juan Luis Munoz Marin Intl

lun. 7/20

2:05 am-8:39 am

1 stop7h 34m

$373

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

dom. 7/12

7:44 pm-5:29 am

1 stop8h 45m

San Juan Luis Munoz Marin Intl

sáb. 7/18

2:05 am-8:33 am

1 stop7h 28m

$375

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

mié. 6/10

10:37 am-2:09 am

1 stop14h 32m

San Juan Luis Munoz Marin Intl

mar. 8/11

8:37 pm-9:32 am

1 stop13h 55m

$376

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

mar. 9/8

7:00 am-9:14 pm

1 stop13h 14m

San Juan Luis Munoz Marin Intl

vie. 9/11

6:30 am-2:50 pm

2 stops9h 20m

$381

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

vie. 8/14

5:05 am-4:03 pm

1 stop9h 58m

San Juan Luis Munoz Marin Intl

lun. 8/17

7:14 pm-11:07 am

1 stop16h 53m

$386

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Juan from

How to get the cheapest flight ticket from Austin to San Juan

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Austin and San Juan?

What is the cheapest month to fly to San Juan?

If you’re not able to fly to San Juan in February, then December is your next best option. Flight prices from Austin to San Juan during December average around $87.

What is the cheapest Austin Bergstrom to San Juan flight route?

Fly from Austin Bergstrom to San Juan Luis Munoz Marin Intl for the best Austin Bergstrom - San Juan flight prices

How far in advance should I book a flight from Austin to San Juan?

You are more likely to see cheaper flights to San Juan from Austin when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan for around $429 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan from Austin for as low as $337 on momondo.

What cabin class options are available on Austin to San Juan flights?

There is only 1 cabin class available to choose from on Austin to San Juan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Austin to San Juan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to San Juan

Fastest flight time

4h 25m

Direct flights

Sun

Airports in San Juan

2 airports
The fastest flight from Austin to San Juan takes 4h 25m
Direct flights go from Austin to San Juan on Sunday. There are no airlines offering direct flights.
There are 2 airports in San Juan. From Austin there are direct flights to San Juan Luis Munoz Marin Intl (SJU).
Search flight deals

Frequently asked questions about flying from Austin to San Juan

  • How far is Austin Bergstrom to San Juan by plane?

    The straight-line distance from Austin Bergstrom to San Juan is 2141.1 mi. Typically, this will take 4h 25m by plane in normal conditions.

  • When did momondo last update prices for flights from Austin Bergstrom Airport to San Juan?

    Prices for flights from Austin Bergstrom Airport to San Juan refresh daily.

  • How many operators does momondo search for flights from Austin Bergstrom Airport to San Juan?

  • How old do you have to be to fly from Austin Bergstrom Airport to San Juan?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Austin Bergstrom Airport to San Juan.

  • What documentation or ID do you need to fly to San Juan?

    The required travel and health documents for your San Juan trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Juan. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Austin to San Juan

Compare and see reviews for airlines that fly from Austin to San Juan with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $119Free CancellationRating
6.2
Search Spirit Airlines flights
FrontierPriceFrom $135Free CancellationRating
5.6
2,940 reviews
Search Frontier flights
DeltaPriceFrom $188Free CancellationRating
7.9
8,443 reviews
Search Delta flights
American AirlinesPriceFrom $225Free CancellationRating
7.1
11,639 reviews
Search American Airlines flights
United AirlinesPriceFrom $245Free CancellationRating
7.4
9,752 reviews
Search United Airlines flights
SouthwestPriceFrom $263Free CancellationRating
7.9
4,275 reviews
Search Southwest flights
JetBluePriceFrom $311Free CancellationRating
7.2
2,983 reviews
Search JetBlue flights

Why use momondo?

Why should I use momondo to find a flight deal from Austin to San Juan?

Finding the right flight to San Juan from Austin is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Juan quick and easy, saving you time and money.

Can I find flights from Austin to San Juan with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Juan from Austin which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Austin to San Juan?

momondo provides multiple filters to help you find the best flight to San Juan from Austin. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Austin to San Juan right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Austin to San Juan flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Puerto Rico

Fly into one of these airports located in San Juan

Airports listed have a maximum distance of 7.1 mi from San Juan
San Juan Isla Grande Airport
San Juan Luis Munoz Marin Intl Airport