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Cheap flights from Austin to San Juan from $91

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Austin to San Juan

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
3:43 pm - 12:59 amAUS  Austin Bergstrom-SJU San Juan Luis Munoz Marin Intl
7h 16m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
3:59 pm - 11:39 amSJU  San Juan Luis Munoz Marin Intl-AUS Austin Bergstrom
21h 40m1 stop Atlanta Hartsfield-Jackson
$234Frontier
Thu, Nov 5 - Tue, Nov 10
Frontier Logo
12:24 pm - 2:50 amAUS  Austin Bergstrom-SJU San Juan Luis Munoz Marin Intl
12h 26m2 stops Atlanta Hartsfield-Jackson Orlando
Frontier Logo
6:00 am - 11:25 amSJU  San Juan Luis Munoz Marin Intl-AUS Austin Bergstrom
31h 25m2 stops Miami Atlanta Hartsfield-Jackson
$239Frontier
Wed, Nov 11 - Mon, Nov 16
JetBlue Logo
7:15 am - 3:23 pmAUS  Austin Bergstrom-SJU San Juan Luis Munoz Marin Intl
7h 08m1 stop Fort Lauderdale
JetBlue Logo
6:25 am - 11:59 amSJU  San Juan Luis Munoz Marin Intl-AUS Austin Bergstrom
7h 34m1 stop Fort Lauderdale
$247JetBlue
Tue, Oct 27 - Tue, Nov 3
JetBlue Logo
7:15 am - 3:23 pmAUS  Austin Bergstrom-SJU San Juan Luis Munoz Marin Intl
7h 08m1 stop Fort Lauderdale
JetBlue Logo
6:25 am - 11:57 amSJU  San Juan Luis Munoz Marin Intl-AUS Austin Bergstrom
7h 32m1 stop Fort Lauderdale
$247JetBlue
Tue, Oct 27 - Wed, Nov 11
Southwest Logo
9:35 am - 5:05 pmAUS  Austin Bergstrom-SJU San Juan Luis Munoz Marin Intl
6h 30m1 stop Orlando
Southwest Logo
2:40 pm - 5:50 pmSJU  San Juan Luis Munoz Marin Intl-AUS Austin Bergstrom
5h 10mnonstop
$248Southwest
Sat, Oct 31 - Sat, Nov 7
Southwest Logo
8:55 pm - 9:20 amAUS  Austin Bergstrom-SJU San Juan Luis Munoz Marin Intl
11h 25m1 stop Orlando
Southwest Logo
5:50 am - 2:45 pmSJU  San Juan Luis Munoz Marin Intl-AUS Austin Bergstrom
9h 55m2 stops Baltimore/Washington Cincinnati Cinci./N. Kentucky
$252Southwest
Thu, Oct 22 - Wed, Oct 28
American Airlines Logo
4:58 pm - 11:20 amAUS  Austin Bergstrom-SJU San Juan Luis Munoz Marin Intl
17h 22m1 stop Charlotte Douglas
American Airlines Logo
11:35 am - 7:15 pmSJU  San Juan Luis Munoz Marin Intl-AUS Austin Bergstrom
9h 40m2 stops Miami Dallas/Fort Worth
$252American Airlines
Tue, Oct 27 - Tue, Nov 3
American Airlines Logo
6:19 pm - 9:38 amAUS  Austin Bergstrom-SJU San Juan Luis Munoz Marin Intl
13h 19m1 stop Miami
American Airlines Logo
7:22 am - 1:57 pmSJU  San Juan Luis Munoz Marin Intl-AUS Austin Bergstrom
8h 35m1 stop Miami
$252American Airlines
Tue, Jan 19 - Wed, Jan 27
United Airlines Logo
9:38 am - 12:36 amAUS  Austin Bergstrom-SJU San Juan Luis Munoz Marin Intl
12h 58m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
7:40 am - 1:17 pmSJU  San Juan Luis Munoz Marin Intl-AUS Austin Bergstrom
7h 37m1 stop Houston George Bush Intcntl
$252United Airlines
Sat, Nov 7 - Tue, Nov 10
United Airlines Logo
7:07 am - 4:36 pmAUS  Austin Bergstrom-SJU San Juan Luis Munoz Marin Intl
7h 29m1 stop Houston George Bush Intcntl
United Airlines Logo
2:05 am - 11:57 amSJU  San Juan Luis Munoz Marin Intl-AUS Austin Bergstrom
11h 52m1 stop Newark
$252United Airlines
Mon, Jan 18 - Fri, Jan 22

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American Airlines flights from Austin to San Juan Luis Munoz Marin Intl Airport

Our best American Airlines deals on Austin to San Juan Luis Munoz Marin Intl Airport flight tickets
American Airlines
Jan 27
AUS9:49 amAustin Bergstrom
9h 41m
1 stop
SJU9:30 pmSan Juan Luis Munoz Marin Intl
Feb 3
SJU7:22 amSan Juan Luis Munoz Marin Intl
12h 07m
1 stop
AUS5:29 pmAustin Bergstrom
$257
American Airlines
Oct 16
AUS6:00 amAustin Bergstrom
8h 23m
1 stop
SJU3:23 pmSan Juan Luis Munoz Marin Intl
Oct 27
SJU12:21 pmSan Juan Luis Munoz Marin Intl
11h 29m
1 stop
AUS10:50 pmAustin Bergstrom
$307
American Airlines
Oct 16
AUS8:24 pmAustin Bergstrom
17h 59m
1 stop
SJU3:23 pmSan Juan Luis Munoz Marin Intl
Oct 27
SJU12:21 pmSan Juan Luis Munoz Marin Intl
11h 22m
2 stops
AUS10:43 pmAustin Bergstrom
$362

Frontier flights from Austin to San Juan Luis Munoz Marin Intl Airport

Our best Frontier deals on Austin to San Juan Luis Munoz Marin Intl Airport flight tickets
Frontier
Nov 5
AUS3:43 pmAustin Bergstrom
7h 16m
1 stop
SJU12:59 amSan Juan Luis Munoz Marin Intl
Nov 10
SJU3:59 pmSan Juan Luis Munoz Marin Intl
21h 40m
1 stop
AUS11:39 amAustin Bergstrom
$234
Frontier
Nov 11
AUS12:24 pmAustin Bergstrom
12h 26m
2 stops
SJU2:50 amSan Juan Luis Munoz Marin Intl
Nov 16
SJU6:00 amSan Juan Luis Munoz Marin Intl
31h 25m
2 stops
AUS11:25 amAustin Bergstrom
$239
Frontier
Nov 8
AUS11:51 amAustin Bergstrom
24h 52m
1 stop
SJU2:43 pmSan Juan Luis Munoz Marin Intl
Nov 19
SJU3:55 amSan Juan Luis Munoz Marin Intl
18h 19m
1 stop
AUS8:14 pmAustin Bergstrom
$240

momondo Fare Finder

 
Use the filters below to find and compare flights from Austin to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest round-trip

AustinSan Juan

AUS Austin Bergstrom - SJU San Juan Luis Munoz Marin Intl

AUSSJU

Austin Bergstrom

Thu 11/5

3:43 pm-12:59 am

1 stop7h 16m

San Juan Luis Munoz Marin Intl

Tue 11/10

3:59 pm-11:39 am

1 stop21h 40m

$234

AustinSan Juan

AUS Austin Bergstrom - SJU San Juan Luis Munoz Marin Intl

AUSSJU

Austin Bergstrom

Wed 11/11

12:24 pm-2:50 am

2 stops12h 26m

San Juan Luis Munoz Marin Intl

Mon 11/16

6:00 am-11:25 am

2 stops31h 25m

$239

AustinSan Juan

AUS Austin Bergstrom - SJU San Juan Luis Munoz Marin Intl

AUSSJU

Austin Bergstrom

Tue 10/27

7:15 am-3:23 pm

1 stop7h 08m

San Juan Luis Munoz Marin Intl

Tue 11/3

6:25 am-11:59 am

1 stop7h 34m

$247

AustinSan Juan

AUS Austin Bergstrom - SJU San Juan Luis Munoz Marin Intl

AUSSJU

Austin Bergstrom

Tue 10/27

7:15 am-3:23 pm

1 stop7h 08m

San Juan Luis Munoz Marin Intl

Wed 11/11

6:25 am-11:57 am

1 stop7h 32m

$247
Quickest round-trip

AustinSan Juan

AUS Austin Bergstrom - SJU San Juan Luis Munoz Marin Intl

AUSSJU

Austin Bergstrom

Sat 10/31

9:35 am-5:05 pm

1 stop6h 30m

San Juan Luis Munoz Marin Intl

Sat 11/7

2:40 pm-5:50 pm

Nonstop5h 10m

$248

AustinSan Juan

AUS Austin Bergstrom - SJU San Juan Luis Munoz Marin Intl

AUSSJU

Austin Bergstrom

Thu 10/22

8:55 pm-9:20 am

1 stop11h 25m

San Juan Luis Munoz Marin Intl

Wed 10/28

5:50 am-2:45 pm

2 stops9h 55m

$252

AustinSan Juan

AUS Austin Bergstrom - SJU San Juan Luis Munoz Marin Intl

AUSSJU

Austin Bergstrom

Tue 10/27

4:58 pm-11:20 am

1 stop17h 22m

San Juan Luis Munoz Marin Intl

Tue 11/3

11:35 am-7:15 pm

2 stops9h 40m

$252

AustinSan Juan

AUS Austin Bergstrom - SJU San Juan Luis Munoz Marin Intl

AUSSJU

Austin Bergstrom

Tue 1/19

6:19 pm-9:38 am

1 stop13h 19m

San Juan Luis Munoz Marin Intl

Wed 1/27

7:22 am-1:57 pm

1 stop8h 35m

$252

AustinSan Juan

AUS Austin Bergstrom - SJU San Juan Luis Munoz Marin Intl

AUSSJU

Austin Bergstrom

Sat 11/7

9:38 am-12:36 am

2 stops12h 58m

San Juan Luis Munoz Marin Intl

Tue 11/10

7:40 am-1:17 pm

1 stop7h 37m

$252

AustinSan Juan

AUS Austin Bergstrom - SJU San Juan Luis Munoz Marin Intl

AUSSJU

Austin Bergstrom

Mon 1/18

7:07 am-4:36 pm

1 stop7h 29m

San Juan Luis Munoz Marin Intl

Fri 1/22

2:05 am-11:57 am

1 stop11h 52m

$252

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Austin to San Juan Luis Munoz Marin Intl Airport

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 Luis Munoz Marin Intl Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $318 to $444.
The lowest price recently found on this route was $234.

What is the cheapest month to fly to San Juan Luis Munoz Marin Intl Airport?

If you aren’t able to travel to San Juan Luis Munoz Marin Intl Airport during the month of January, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $387.

What is the cheapest Austin Bergstrom to San Juan Luis Munoz Marin Intl flight route?

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

How far in advance should I book a flight from Austin to San Juan Luis Munoz Marin Intl Airport?

You are more likely to see cheaper flights to San Juan Luis Munoz Marin Intl Airport from Austin when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around $442 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan Luis Munoz Marin Intl Airport from Austin for as low as $383 on momondo.

What cabin class options are available on Austin to San Juan Luis Munoz Marin Intl Airport flights?

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

Can stopping save me money on Austin to San Juan Luis Munoz Marin Intl Airport flights?

You could potentially save up to 16% on your flight if you consider stops on a Austin to San Juan Luis Munoz Marin Intl Airport flight.

How have Austin to San Juan Luis Munoz Marin Intl Airport flight prices changed over time?

As of October 2026, prices for Austin to San Juan Luis Munoz Marin Intl Airport flights are approximately 29% cheaper when compared to flights at the same time last year.

When to book flights from Austin to San Juan Luis Munoz Marin Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Austin to San Juan Luis Munoz Marin Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Austin to San Juan Luis Munoz Marin Intl Airport (AUS to SJU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to San Juan Luis Munoz Marin Intl Airport

Best Price Found

$91

Fastest flight time

4h 25m

Direct flights

Sun
The best one-way flight to San Juan Luis Munoz Marin Intl Airport from Austin in the past 72 hours is $91. The best round-trip flight deal from Austin to San Juan Luis Munoz Marin Intl Airport found on momondo in the last 72 hours is $234.
The fastest flight from Austin to San Juan Luis Munoz Marin Intl Airport takes 4h 25m
Direct flights go from Austin to San Juan Luis Munoz Marin Intl Airport on Sunday. There are no airlines offering direct flights.
Search flight deals

Frequently asked questions about flying from Austin to San Juan Luis Munoz Marin Intl Airport

  • How far is Austin Bergstrom to San Juan Luis Munoz Marin Intl by plane?

    Austin Bergstrom and San Juan Luis Munoz Marin Intl are 2148.0 mi apart from one another. By plane, this route typically takes 4h 25m.

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

    Prices for flights from Austin Bergstrom Airport to San Juan Luis Munoz Marin Intl Airport were last updated today.

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

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

    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 Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The required travel and health documents for your San Juan Luis Munoz Marin Intl Airport 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 Luis Munoz Marin Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Austin to San Juan Luis Munoz Marin Intl Airport?

  • What is the most popular airline from Austin to San Juan Luis Munoz Marin Intl Airport?

Best airlines flying from Austin to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from Austin to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $138Free CancellationRating
5.6
2,563 reviews
Search Frontier flights
DeltaPriceFrom $209Free CancellationRating
7.8
8,627 reviews
Search Delta flights
United AirlinesPriceFrom $245Free CancellationRating
7.4
10,280 reviews
Search United Airlines flights
American AirlinesPriceFrom $278Free CancellationRating
7.0
12,128 reviews
Search American Airlines flights
JetBluePriceFrom $294Free CancellationRating
7.1
3,044 reviews
Search JetBlue flights
SouthwestPriceFrom $305Free CancellationRating
7.9
4,215 reviews
Search Southwest flights

Traveling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Carolina
Fajardo
Dorado
Luquillo
Rio Grande
Humacao
Caguas
Bayamón

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?

Yes. momondo enables you to select and highlight flights to San Juan from Austin with this policy.

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?

Of course. momondo tracks the price of Austin to San Juan flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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