What are the cheapest airlines flying from Austin to San Juan Luis Munoz Marin Intl Airport round-trip?

Spirit Airlines, at $291, was found to be the cheapest airline from Austin to San Juan Luis Munoz Marin Intl Airport.Alternate airlines to your destination round-trip include Frontier and Southwest. Spirit Airlines is currently priced 33% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Austin to San Juan Luis Munoz Marin Intl Airport one-way?

For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $137. Users have also found prices from $147 and $149 on United Airlines and Frontier, respectively.

What are the cheapest flights from Austin to San Juan Luis Munoz Marin Intl Airport?

The cheapest flight price from Austin to San Juan Luis Munoz Marin Intl Airport is $279. On average you can expect to pay $383. The most popular route, (Austin Bergstrom - San Juan Luis Munoz Marin Intl), can usually be booked for $227.

What are the most popular airlines that fly from Austin to San Juan Luis Munoz Marin Intl Airport?

The most popular airlines flying from Austin to San Juan Luis Munoz Marin Intl Airport are American Airlines, JetBlue and Delta. Something to consider prior to booking your flight.

Where are the most common layover locations when flying from Austin to San Juan Luis Munoz Marin Intl Airport?

Austin to San Juan Luis Munoz Marin Intl Airport flights have a layover in Miami most of the time. Atlanta sees the second most layovers for non-direct flights flying from Austin to San Juan Luis Munoz Marin Intl Airport. Orlando comes in third as the most popular layover location on Austin to San Juan Luis Munoz Marin Intl Airport flights.

What are some popular things to do or see while on a layover in Miami?

Wynwood Art District, Bayfront Park, and Bayside Marketplace are currently the most popular points of interest in Miami at the moment. Wynwood Art District, Bayfront Park, and Bayside Marketplace can be visited by traveling about 5.5 mi, 6.4 mi, and 6.4 mi respectively from Miami. Travelers can rent a car at Miami for an average daily rate of $21 to make sightseeing during their layover a little easier.

What are some popular points of interest to see during a layover in Atlanta?

Georgia Aquarium, Fox Theatre, and World of Coca-Cola are currently the most popular points of interest in Atlanta at the moment. Those on a layover in Atlanta interested in visiting Georgia Aquarium, Fox Theatre, or World of Coca-Cola can do so by traveling 8.6 mi, 9.3 mi, and 8.6 mi, respectively from Atlanta Hartsfield-Jackson. Those landing in Atlanta looking to spend some time exploring during their layover can rent a car for about $52 per day.

What are points of interest worth seeing during a layover in Orlando?

Walt Disney World Resort, Universal Orlando Resort, and International Drive are currently the most popular points of interest in Orlando. Walt Disney World Resort, Universal Orlando Resort, and International Drive can be visited by traveling about 16.2 mi, 10.2 mi, and 9.9 mi respectively from Orlando. Those landing in Orlando looking to spend some time exploring during their layover can rent a car for about $24 per day.

What is the cheapest day to fly round-trip from Austin to San Juan Luis Munoz Marin Intl Airport?

Friday flights are found to be more expensive to fly from Austin to San Juan Luis Munoz Marin Intl Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Juan Luis Munoz Marin Intl Airport.

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

The best pricing can be found in the month of September. Prices to San Juan Luis Munoz Marin Intl Airport from Austin average $440. You can even find prices in September for less than $440, as users have found deals to San Juan Luis Munoz Marin Intl Airport from as low as $198. The month of December appears to be one of the more expensive times to travel to San Juan Luis Munoz Marin Intl Airport from Austin. Flying in the targeted month can save you up to 45%.

What airport do you fly from for flights from Austin to San Juan Luis Munoz Marin Intl?

Located just 7.5 mi from the city center, Austin Bergstrom is the airport most travelers will use when flying to San Juan Luis Munoz Marin Intl from Austin. Booking flights from Austin Bergstrom (AUS) to San Juan Luis Munoz Marin Intl should be relatively easy as there are 0 daily outbound flights to San Juan Luis Munoz Marin Intl from 7 different airlines.

Can I find deals for flights from Austin to Luis Munoz Marin Intl that include hotel bookings?

Yes. In addition to deals on Austin to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Austin to Luis Munoz Marin Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to Luis Munoz Marin Intl.

Can I find deals for business class flights from Austin to Luis Munoz Marin Intl?

Yes. Cheapflights offers flight deals from Austin to Luis Munoz Marin Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$137+ Flights from Austin to San Juan Luis Munoz Marin Intl Airport

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Austin Bergstrom to San Juan Luis Munoz Marin Intl are usually found in September or February, booked 74 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Austin to Luis Munoz Marin Intl

Round-trip from	$290 (CheapOair)
One-way from	$137 (SmartFares)
Popular in	December
Cheapest in	September
Average price	$491
Good one-way deal	$348 or less

From Austin Bergstrom to San Juan Luis Munoz Marin Intl

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One-way flight from Austin Bergstrom to San Juan Luis Munoz Marin Intl

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Highest demand for flights based on searches. 13% potential increase in price ($68 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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Price to beat on a one-way flight from Austin Bergstrom to San Juan Luis Munoz Marin Intl.

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Find flight deals from Austin to Luis Munoz Marin Intl

Cheapest flights from Austin to Luis Munoz Marin Intl
Explore the most affordable flight options available from Austin to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Fri 7/47:15 amAUS - SJU

1 stop11h 04mMultiple Airlines

Wed 7/97:34 pmSJU - AUS

1 stop15h 08mMultiple Airlines

Deal found 6/12

$290

Tue 7/157:30 amAUS - SJU

2 stops17h 05mSpirit Airlines

Sun 8/31:37 amSJU - AUS

1 stop12h 15mSpirit Airlines

Deal found 6/12

$291

Tue 7/88:35 amAUS - SJU

1 stop12h 50mSouthwest

Thu 7/175:00 amSJU - AUS

2 stops10h 20mSouthwest

Deal found 6/9

$294

Thu 8/219:00 amAUS - SJU

1 stop22h 59mFrontier

Sun 8/243:59 amSJU - AUS

1 stop14h 26mFrontier

Deal found 6/11

$303

Tue 8/1210:59 amAUS - SJU

1 stop12h 00mAmerican Airlines

Tue 8/197:05 pmSJU - AUS

1 stop16h 04mAmerican Airlines

Deal found 6/12

$320

Thu 10/27:05 amAUS - SJU

1 stop7h 37mUnited Airlines

Fri 10/31:05 amSJU - AUS

1 stop9h 56mUnited Airlines

Deal found 6/10

$355

Sat 6/141:29 pmAUS - SJU

1 stop8h 19mDelta

Mon 6/165:48 pmSJU - AUS

1 stop7h 31mDelta

Deal found 6/10

$375

Best flights from Austin to Luis Munoz Marin Intl
Discover carefully curated flight deals from Austin to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Fri 7/47:15 amAUS - SJU

1 stop11h 04mMultiple Airlines

Wed 7/97:34 pmSJU - AUS

1 stop15h 08mMultiple Airlines

Deal found 6/12

$290

Tue 7/157:30 amAUS - SJU

2 stops17h 05mSpirit Airlines

Sun 8/31:37 amSJU - AUS

1 stop12h 15mSpirit Airlines

Deal found 6/12

$291

Mon 7/287:31 pmAUS - SJU

1 stop15h 57mFrontier

Thu 8/710:04 amSJU - AUS

1 stop6h 47mFrontier

Deal found 6/10

$293

Tue 7/88:35 amAUS - SJU

1 stop12h 50mSouthwest

Thu 7/175:00 amSJU - AUS

2 stops10h 20mSouthwest

Deal found 6/9

$294

Wed 6/185:00 amAUS - SJU

2 stops9h 21mAmerican Airlines

Tue 6/2412:59 amSJU - AUS

1 stop10h 22mAmerican Airlines

Deal found 6/12

$375

Thu 7/317:51 pmAUS - SJU

1 stop8h 39mUnited Airlines

Mon 8/41:05 amSJU - AUS

3 stops15h 17mUnited Airlines

Deal found 6/10

$424

Mon 7/712:04 pmAUS - SJU

1 stop7h 35mDelta

Sat 7/197:30 amSJU - AUS

1 stop9h 29mDelta

Deal found 6/11

$430

Last-minute flights from Austin to Luis Munoz Marin Intl
Discover last-minute flight deals from Austin to Luis Munoz Marin Intl. Data last updated June 12, 2025 and is based on user searches.

Fri 6/137:31 pmAUS - SJU

1 stop28h 13mFrontier

Sun 6/1510:59 amSJU - AUS

1 stop8h 30mFrontier

Deal found 6/11

$311

Sat 6/141:29 pmAUS - SJU

1 stop8h 19mDelta

Mon 6/165:48 pmSJU - AUS

1 stop7h 31mDelta

Deal found 6/10

$375

Sat 6/141:38 pmAUS - SJU

1 stop8h 17mAmerican Airlines

Mon 6/161:35 pmSJU - AUS

1 stop11h 24mAmerican Airlines

Deal found 6/12

$383

Tue 6/177:15 amAUS - SJU

1 stop11h 04mSpirit Airlines

Tue 6/248:24 pmSJU - AUS

1 stop27h 40mSpirit Airlines

Deal found 6/10

$336

Tue 6/172:00 pmAUS - SJU

1 stop8h 57mUnited Airlines

Tue 7/12:05 amSJU - AUS

1 stop7h 32mUnited Airlines

Deal found 6/9

$439

Wed 6/185:00 amAUS - SJU

2 stops9h 21mAmerican Airlines

Tue 6/2412:59 amSJU - AUS

1 stop10h 22mAmerican Airlines

Deal found 6/12

$375

Wed 6/185:30 amAUS - SJU

1 stop12h 35mSouthwest

Wed 6/256:00 amSJU - AUS

2 stops14h 00mSouthwest

Deal found 6/10

$411

Thu 6/195:56 pmAUS - SJU

1 stop7h 39mFrontier

Thu 6/265:40 amSJU - AUS

1 stop12h 31mFrontier

Deal found 6/12

$358

Sat 6/217:15 amAUS - SJU

1 stop11h 04mMultiple Airlines

Wed 6/257:34 pmSJU - AUS

1 stop15h 09mMultiple Airlines

Deal found 6/9

$303

Fri 7/47:15 amAUS - SJU

1 stop11h 04mMultiple Airlines

Wed 7/97:34 pmSJU - AUS

1 stop15h 08mMultiple Airlines

Deal found 6/12

$290

Tue 7/88:35 amAUS - SJU

1 stop12h 50mSouthwest

Thu 7/175:00 amSJU - AUS

2 stops10h 20mSouthwest

Deal found 6/9

$294

Tue 7/157:30 amAUS - SJU

2 stops17h 05mSpirit Airlines

Sun 8/31:37 amSJU - AUS

1 stop12h 15mSpirit Airlines

Deal found 6/12

$291

One-way flights from Austin to Luis Munoz Marin Intl
Search for one-way flight options from Austin to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Thu 7/107:30 amAUS - SJU

1 stop12h 39mSpirit Airlines

Deal found 6/12

$137

Sat 8/912:50 pmAUS - SJU

1 stop10h 04mUnited Airlines

Deal found 6/10

$147

Thu 7/35:56 pmAUS - SJU

1 stop29h 32mFrontier

Deal found 6/11

$149

Sat 7/198:27 pmAUS - SJU

1 stop29h 12mMultiple Airlines

Deal found 6/12

$165

Wed 7/306:40 amAUS - SJU

1 stop8h 55mDelta

Deal found 6/11

$183

Tue 7/299:47 amAUS - SJU

1 stop13h 40mAmerican Airlines

Deal found 6/12

$188

Wed 8/273:00 pmAUS - SJU

1 stop6h 45mSouthwest

Deal found 6/11

$243

Cheapflights 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

Fly to

Route

Depart

Return

Price

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

Fri 7/4

7:15 am-7:19 pm

1 stop11h 04m

San Juan Luis Munoz Marin Intl

Wed 7/9

7:34 pm-9:42 am

1 stop15h 08m

$290

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

Tue 7/15

7:30 am-1:35 am

2 stops17h 05m

San Juan Luis Munoz Marin Intl

Sun 8/3

1:37 am-12:52 pm

1 stop12h 15m

$291

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

Tue 7/8

8:35 am-10:25 pm

1 stop12h 50m

San Juan Luis Munoz Marin Intl

Thu 7/17

5:00 am-2:20 pm

2 stops10h 20m

$294

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

Thu 8/21

9:00 am-8:59 am

1 stop22h 59m

San Juan Luis Munoz Marin Intl

Sun 8/24

3:59 am-5:25 pm

1 stop14h 26m

$303

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

Tue 8/12

10:59 am-11:59 pm

1 stop12h 00m

San Juan Luis Munoz Marin Intl

Tue 8/19

7:05 pm-10:09 am

1 stop16h 04m

$320

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

Thu 7/31

7:51 pm-5:30 am

1 stop8h 39m

San Juan Luis Munoz Marin Intl

Mon 8/4

1:05 am-3:22 pm

3 stops15h 17m

$424

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

Mon 7/7

12:04 pm-8:39 pm

1 stop7h 35m

San Juan Luis Munoz Marin Intl

Sat 7/19

7:30 am-3:59 pm

1 stop9h 29m

$430

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

Thu 7/10

7:30 am-9:09 pm

1 stop12h 39m

$137

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

Sat 8/9

12:50 pm-11:54 pm

1 stop10h 04m

$147

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

Thu 7/3

5:56 pm-12:28 am

1 stop29h 32m

$149

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 14 results

Best time to book a flight from Austin to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Austin with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Austin to San Juan Luis Munoz Marin Intl Airport

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

Booking 74 days in advance of your planned departure date is, on average, the best time to get cheap flights from Austin to San Juan Luis Munoz Marin Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Austin to San Juan Luis Munoz Marin Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Austin to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Austin to San Juan Luis Munoz Marin Intl Airport in June is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from AUS to SJU?

It’s typically best to fly out from Austin to San Juan Luis Munoz Marin Intl Airport in the afternoon. Doing so could potentially save you 34% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Austin to San Juan Luis Munoz Marin Intl Airport?

Travelers seeking maximum savings on their Austin to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Luis Munoz Marin Intl by month

In terms of precipitation, rainfall in San Juan Luis Munoz Marin Intl Airport ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit San Juan Luis Munoz Marin Intl Airport when rainfall is around 2.2 in.

Temperature in Luis Munoz Marin Intl by month

If weather is an important factor for your trip to San Juan Luis Munoz Marin Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Luis Munoz Marin Intl

Get a feel of what it's like to fly with Southwest, Delta and United Airlines from Austin to San Juan by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,287 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Southwest

8.0

Very good

4,287 reviews

Southwest

8.0

Very good

4,287 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Delta

8.0

Very good

7,946 reviews

Southwest

8.0

Very good

4,287 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

United Airlines

7.4

Good

8,790 reviews

Southwest

8.0

Very good

4,287 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

American Airlines

7.2

Good

10,000 reviews

Southwest

8.0

Very good

4,287 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Spirit Airlines

6.3

Okay

8,052 reviews

Southwest

8.0

Very good

4,287 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

What airport do you fly from for flights from Austin to San Juan Luis Munoz Marin Intl?
Located just 7.5 mi from the city center, Austin Bergstrom is the airport most travelers will use when flying to San Juan Luis Munoz Marin Intl from Austin. Booking flights from Austin Bergstrom (AUS) to San Juan Luis Munoz Marin Intl should be relatively easy as there are 0 daily outbound flights to San Juan Luis Munoz Marin Intl from 7 different airlines.
What are the cheapest airlines flying from Austin to San Juan Luis Munoz Marin Intl Airport round-trip?
Spirit Airlines, at $291, was found to be the cheapest airline from Austin to San Juan Luis Munoz Marin Intl Airport.Alternate airlines to your destination round-trip include Frontier and Southwest. Spirit Airlines is currently priced 33% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Austin to San Juan Luis Munoz Marin Intl Airport one-way?
For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $137. Users have also found prices from $147 and $149 on United Airlines and Frontier, respectively.
What are the cheapest flights from Austin to San Juan Luis Munoz Marin Intl Airport?
The cheapest flight price from Austin to San Juan Luis Munoz Marin Intl Airport is $279. On average you can expect to pay $383. The most popular route, (Austin Bergstrom - San Juan Luis Munoz Marin Intl), can usually be booked for $227.
Where are the most common layover locations when flying from Austin to San Juan Luis Munoz Marin Intl Airport?
Austin to San Juan Luis Munoz Marin Intl Airport flights have a layover in Miami most of the time. Atlanta sees the second most layovers for non-direct flights flying from Austin to San Juan Luis Munoz Marin Intl Airport. Orlando comes in third as the most popular layover location on Austin to San Juan Luis Munoz Marin Intl Airport flights.
What are some popular things to do or see while on a layover in Miami?
Wynwood Art District, Bayfront Park, and Bayside Marketplace are currently the most popular points of interest in Miami at the moment. Wynwood Art District, Bayfront Park, and Bayside Marketplace can be visited by traveling about 5.5 mi, 6.4 mi, and 6.4 mi respectively from Miami. Travelers can rent a car at Miami for an average daily rate of $21 to make sightseeing during their layover a little easier.
What are some popular points of interest to see during a layover in Atlanta?
Georgia Aquarium, Fox Theatre, and World of Coca-Cola are currently the most popular points of interest in Atlanta at the moment. Those on a layover in Atlanta interested in visiting Georgia Aquarium, Fox Theatre, or World of Coca-Cola can do so by traveling 8.6 mi, 9.3 mi, and 8.6 mi, respectively from Atlanta Hartsfield-Jackson. Those landing in Atlanta looking to spend some time exploring during their layover can rent a car for about $52 per day.
What are points of interest worth seeing during a layover in Orlando?
Walt Disney World Resort, Universal Orlando Resort, and International Drive are currently the most popular points of interest in Orlando. Walt Disney World Resort, Universal Orlando Resort, and International Drive can be visited by traveling about 16.2 mi, 10.2 mi, and 9.9 mi respectively from Orlando. Those landing in Orlando looking to spend some time exploring during their layover can rent a car for about $24 per day.
Where are the least popular layover locations for Austin to San Juan Luis Munoz Marin Intl Airport flights?
Austin to San Juan Luis Munoz Marin Intl Airport flights have a layover in Houston least often. Charlotte sees the next fewest layovers on Austin to San Juan Luis Munoz Marin Intl Airport flights. Dallas comes in third to last in terms of the least popular layover locations on Austin to San Juan Luis Munoz Marin Intl Airport flights.
Can I find deals for flights from Austin to Luis Munoz Marin Intl that include hotel bookings?
Yes. In addition to deals on Austin to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Austin to Luis Munoz Marin Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to Luis Munoz Marin Intl.
Can I find deals for business class flights from Austin to Luis Munoz Marin Intl?
Yes. Cheapflights offers flight deals from Austin to Luis Munoz Marin Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Austin to San Juan Luis Munoz Marin Intl Airport?
Currently, September is the cheapest month in which you can book a flight from Austin to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Austin to San Juan Luis Munoz Marin Intl Airport in June is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Browse thousands of different options on Cheapflights for your next trip

Top 7 airlines flying from Austin to Luis Munoz Marin Intl

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$119	Average$258	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$182	Average$301	FlexibilityNo cancel fee	On-time65%
JetBlue	Cheapest$242	Average$369	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$262	Average$435	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$265	Average$404	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$286	Average$475	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$365	Average$570	FlexibilityNo cancel fee	On-time63%

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$137+ Cheap flights from Austin (AUS) to Luis Munoz Marin Intl (SJU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Austin to Luis Munoz Marin Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Austin Bergstrom to San Juan Luis Munoz Marin Intl are usually found in September or February, booked 74 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Austin to Luis Munoz Marin Intl

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good one-way deal

Find flight deals from Austin to Luis Munoz Marin Intl

Cheapest flights from Austin to Luis Munoz Marin IntlExplore the most affordable flight options available from Austin to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Explore the most affordable flight options available from Austin to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Cheapflights 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.

Best time to book a flight from Austin to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Austin with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Austin to San Juan Luis Munoz Marin Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Austin to Luis Munoz Marin Intl. Price data was last updated on June 9, 2025.

What is the cheapest month to book a flight from Austin to San Juan Luis Munoz Marin Intl Airport?

What is the cheapest time of day to fly from AUS to SJU?

Find hourly flight availability from Austin to Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

What is the cheapest day to fly from Austin to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Austin to Luis Munoz Marin Intl. Price data was last updated on December 16, 2024.

Rainfall in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average rainfall totals by month.

Temperature in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average temperature totals by month.

Reviews of airlines servicing Luis Munoz Marin Intl

Get a feel of what it's like to fly with Southwest, Delta and United Airlines from Austin to San Juan by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Austin to Luis Munoz Marin Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Austin to San Juan Luis Munoz Marin Intl?

What are the cheapest airlines flying from Austin to San Juan Luis Munoz Marin Intl Airport round-trip?

What are the cheapest airlines to fly from Austin to San Juan Luis Munoz Marin Intl Airport one-way?

What are the cheapest flights from Austin to San Juan Luis Munoz Marin Intl Airport?

Where are the most common layover locations when flying from Austin to San Juan Luis Munoz Marin Intl Airport?

What are some popular things to do or see while on a layover in Miami?

What are some popular points of interest to see during a layover in Atlanta?

What are points of interest worth seeing during a layover in Orlando?

Where are the least popular layover locations for Austin to San Juan Luis Munoz Marin Intl Airport flights?

Can I find deals for flights from Austin to Luis Munoz Marin Intl that include hotel bookings?

How can I find direct flights from Austin to Luis Munoz Marin Intl?

Can I find deals for business class flights from Austin to Luis Munoz Marin Intl?

What is the cheapest month to book a flight from Austin to San Juan Luis Munoz Marin Intl Airport?

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Alternative routes for Austin to Luis Munoz Marin Intl

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Top 7 airlines flying from Austin to Luis Munoz Marin Intl

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Cheapest flights from Austin to Luis Munoz Marin Intl
Explore the most affordable flight options available from Austin to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.