$115+ Cheap flights from San Juan to Austin (AUS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — AUS
Dec 5 — Dec 121
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from San Juan to AustinExplore the most affordable flight options available from San Juan to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2026.
Explore the most affordable flight options available from San Juan to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2026.
This Priceline deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/34:07 pm -
1 stop27h 09m
Sat 12/1211:10 am -
1 stop11h 57m
Deal found 10/31![Frontier logo]()
$230
This Mytrip deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:25 am -
2 stops29h 49m
Tue 12/811:32 am -
1 stop11h 35m
Deal found 11/1![Frontier logo]()
$231
This Cheapflightsfares deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/38:44 pm -
1 stop22h 32m
Mon 12/75:50 pm -
1 stop18h 32m
Deal found 11/4![Frontier logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:21 pm -
1 stop23h 56m
Sat 12/511:10 am -
1 stop11h 57m
Deal found 11/1![Frontier logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:01 am -
1 stop31h 06m
Mon 12/711:10 am -
1 stop11h 57m
Deal found 11/2![Frontier logo]()
$249
This Cheapflightsfares deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/197:26 pm -
1 stop26h 48m
Mon 11/239:14 pm -
1 stop24h 04m
Deal found 11/1![Frontier logo]()
$250
This Priceline deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2010:21 pm -
1 stop23h 53m
Sun 11/229:17 pm -
1 stop24h 01m
Deal found 11/1![Frontier logo]()
$252
This Cheapflightsfares deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/183:55 am -
1 stop9h 03m
Thu 11/264:40 pm -
1 stop15h 19m
Deal found 11/4![Frontier logo]()
$254
This Frontier deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/183:55 am -
1 stop9h 03m
Sat 12/511:10 am -
1 stop11h 57m
Deal found 11/2![Frontier logo]()
$256
This CheapOair deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/166:25 am -
1 stop14h 05m
Tue 12/811:32 am -
1 stop11h 35m
Deal found 11/2![Multiple Airlines logo]()
$257
This Priceline deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/19:50 pm -
1 stop13h 51m
Mon 12/711:10 am -
1 stop11h 57m
Deal found 11/1![Multiple Airlines logo]()
$259
Best flights from San Juan to AustinDiscover carefully curated flight deals from San Juan to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.
Discover carefully curated flight deals from San Juan to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.
This Southwest deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/295:35 am -
1 stop8h 15m
Sun 2/73:00 pm -
1 stop6h 40m
Deal found 11/3![Southwest logo]()
$254
This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/282:05 am -
2 stops13h 10m
Sun 2/77:00 am -
1 stop7h 36m
Deal found 11/3![United Airlines logo]()
$262
This Southwest deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/197:15 pm -
1 stop8h 00m
Fri 1/84:00 pm -
1 stop6h 35m
Deal found 11/4![Southwest logo]()
$290
This United Airlines deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/177:40 am -
1 stop9h 40m
Thu 1/1410:00 am -
2 stops12h 36m
Deal found 11/1![United Airlines logo]()
$362
This Southwest deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:40 am -
2 stops10h 30m
Mon 12/72:10 pm -
2 stops8h 40m
Deal found 11/4![Southwest logo]()
$347
This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/152:05 am -
2 stops15h 18m
Mon 1/46:35 am -
2 stops16h 01m
Deal found 11/3![United Airlines logo]()
$396
This Southwest deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:40 am -
2 stops9h 40m
Tue 12/812:55 pm -
2 stops9h 55m
Deal found 11/2![Southwest logo]()
$421
This United Airlines deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:05 am -
2 stops11h 26m
Tue 12/89:45 am -
2 stops10h 37m
Deal found 10/31![United Airlines logo]()
$487
This Southwest deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/241:20 pm -
2 stops9h 40m
Sun 11/296:45 pm -
1 stop13h 05m
Deal found 11/4![Southwest logo]()
$510
This United Airlines deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/222:05 am -
2 stops13h 12m
Wed 12/29:45 am -
2 stops12h 51m
Deal found 10/31![United Airlines logo]()
$572
This United Airlines deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1810:15 am -
1 stop9h 35m
Sun 1/36:35 am -
2 stops16h 01m
Deal found 10/31![United Airlines logo]()
$644
Last-minute flights from San Juan to AustinDiscover last-minute flight deals from San Juan to Austin. Data last updated November 5, 2026 and is based on user searches.
Discover last-minute flight deals from San Juan to Austin. Data last updated November 5, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/166:25 am -
1 stop14h 05m
Tue 12/811:32 am -
1 stop11h 35m
Deal found 11/2![Multiple Airlines logo]()
$257
This Cheapflightsfares deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/183:55 am -
1 stop9h 03m
Thu 11/264:40 pm -
1 stop15h 19m
Deal found 11/4![Frontier logo]()
$254
This Frontier deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/183:55 am -
1 stop9h 03m
Sat 12/511:10 am -
1 stop11h 57m
Deal found 11/2![Frontier logo]()
$256
This Cheapflightsfares deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/197:26 pm -
1 stop26h 48m
Mon 11/239:14 pm -
1 stop24h 04m
Deal found 11/1![Frontier logo]()
$250
This Priceline deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2010:21 pm -
1 stop23h 53m
Sun 11/229:17 pm -
1 stop24h 01m
Deal found 11/1![Frontier logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:21 pm -
1 stop23h 56m
Sat 12/511:10 am -
1 stop11h 57m
Deal found 11/1![Frontier logo]()
$243
This Priceline deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/19:50 pm -
1 stop13h 51m
Mon 12/711:10 am -
1 stop11h 57m
Deal found 11/1![Multiple Airlines logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:01 am -
1 stop31h 06m
Mon 12/711:10 am -
1 stop11h 57m
Deal found 11/2![Frontier logo]()
$249
This Priceline deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/34:07 pm -
1 stop27h 09m
Sat 12/1211:10 am -
1 stop11h 57m
Deal found 10/31![Frontier logo]()
$230
This Cheapflightsfares deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/38:44 pm -
1 stop22h 32m
Mon 12/75:50 pm -
1 stop18h 32m
Deal found 11/4![Frontier logo]()
$234
This Mytrip deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:25 am -
2 stops29h 49m
Tue 12/811:32 am -
1 stop11h 35m
Deal found 11/1![Frontier logo]()
$231
One-way flights from San Juan to AustinSearch for one-way flight options from San Juan to Austin. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
Search for one-way flight options from San Juan to Austin. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/63:43 am -
1 stop15h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Frontier logo]()
$115
This Cheapflightsfares deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/108:44 pm -
1 stop22h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Frontier logo]()
$117
This FlightHub deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:17 am -
1 stop15h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Frontier logo]()
$119
This Cheapflightsfares deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected ” under the list of providers to see comparable flight deals.
Sat 11/2110:21 pm -
1 stop23h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Frontier logo]()
$121
This Delta deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/103:35 pm -
1 stop10h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Delta logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/12:49 am -
2 stops33h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Frontier logo]()
$124
This Southwest deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/105:40 am -
1 stop6h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Southwest logo]()
$127
This United Airlines deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/112:05 am -
2 stops15h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![United Airlines logo]()
$131
Find flight deals from San Juan to Austin
Discover tips and strategies to find the most affordable flight options for your journey from San Juan (PR1) to Austin (AUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 5, 2026.
Round-trip from | $230 (Priceline) |
|---|---|
One-way from | $115 (Cheapflightsfares) |
Popular in | May |
Cheapest in | January |
Average price | $430 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Juan to Austin 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, Cheapflights users made 7,457,451 searches. Data last updated November 5, 2026.
Use the filters below to find and compare flights from San Juan to Austin that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San JuanAustin
SJU San Juan Luis Munoz Marin Intl - AUS Austin Bergstrom
SJUAUS
San Juan Luis Munoz Marin Intl
Thu 12/10
5:40 am-10:25 am
1 stop6h 45m
Austin Bergstrom
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$127
San JuanAustin
SJU San Juan Luis Munoz Marin Intl - AUS Austin Bergstrom
SJUAUS
San Juan Luis Munoz Marin Intl
Sat 12/12
6:10 pm-11:13 pm
1 stop7h 03m
Austin Bergstrom
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$131
San JuanAustin
SJU San Juan Luis Munoz Marin Intl - AUS Austin Bergstrom
SJUAUS
San Juan Luis Munoz Marin Intl
Sun 12/20
10:30 pm-9:45 am
1 stop13h 15m
Austin Bergstrom
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$132
San JuanAustin
SJU San Juan Luis Munoz Marin Intl - AUS Austin Bergstrom
SJUAUS
San Juan Luis Munoz Marin Intl
Mon 12/14
6:10 pm-11:13 pm
1 stop7h 03m
Austin Bergstrom
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$142
San JuanAustin
SJU San Juan Luis Munoz Marin Intl - AUS Austin Bergstrom
SJUAUS
San Juan Luis Munoz Marin Intl
Sat 12/19
7:15 pm-1:15 am
1 stop8h 00m
Austin Bergstrom
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$146
San JuanAustin
SJU San Juan Luis Munoz Marin Intl - AUS Austin Bergstrom
SJUAUS
San Juan Luis Munoz Marin Intl
Tue 11/10
8:05 am-8:03 pm
2 stops13h 58m
Austin Bergstrom
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$174
San JuanAustin
SJU San Juan Luis Munoz Marin Intl - AUS Austin Bergstrom
SJUAUS
San Juan Luis Munoz Marin Intl
Thu 12/10
8:05 am-7:23 pm
2 stops13h 18m
Austin Bergstrom
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$177
San JuanAustin
SJU San Juan Luis Munoz Marin Intl - AUS Austin Bergstrom
SJUAUS
San Juan Luis Munoz Marin Intl
Fri 12/18
4:20 pm-11:30 pm
2 stops9h 10m
Austin Bergstrom
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$188
San JuanAustin
SJU San Juan Luis Munoz Marin Intl - AUS Austin Bergstrom
SJUAUS
San Juan Luis Munoz Marin Intl
Tue 11/24
10:21 pm-8:14 pm
1 stop23h 53m
Austin Bergstrom
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$237
San JuanAustin
SJU San Juan Luis Munoz Marin Intl - AUS Austin Bergstrom
SJUAUS
San Juan Luis Munoz Marin Intl
Fri 1/29
5:35 am-11:50 am
1 stop8h 15m
Austin Bergstrom
Sun 2/7
3:00 pm-11:40 pm
1 stop6h 40m
$254
Showing 1-10 of 23 resultsSorted by cheapest first
Best time to book a flight from San Juan to Austin
Have a flexible travel schedule? Discover the best time to fly to Austin from San Juan with our price prediction graph.
PR1-AUS
SJU-AUS
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 San Juan to Austin
PR1-AUS
SJU-AUS
What is the cheapest month to book a flight from San Juan to Austin?
Currently, January is the cheapest month in which you can book a flight from San Juan to Austin (average of $280). Flying from San Juan to Austin in May is currently the most expensive (average of $514). 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.
How much does it cost to fly round-trip from San Juan to Austin?
Airfare is below average for this route at the moment.
San Juan to Austin flights typically cost between $298 and $524 in December.The cheapest round-trip price found within the last 5 days was $230 on Frontier (Dec 3-Dec 12).
How far ahead should I book a flight from San Juan to Austin?
To ensure you get the cheapest price possible for a flight from San Juan to Austin, you should look to book at least 27 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Reviews of airlines servicing Austin
Get insights into the airlines that provide service to Austin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Austin. Reviews last updated November 5, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from San Juan to Austin have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from San Juan to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Austin?
Book flights to Austin if you plan to visit one of these locationsRound Rock
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Top 6 airlines flying from San Juan to Austin
Discover the top 6 airlines that operate flights from San Juan to Austin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated November 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$140 | Average$446 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$183 | Average$368 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$197 | Average$392 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$245 | Average$421 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$245 | Average$390 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$266 | Average$474 | FlexibilityNo cancel fee | On-time63% |