$117+ Cheap flights from San Juan to Austin (AUS)
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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — AUS
Mar 7 — Mar 141
1 adult, Economy
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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 February 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 February 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 2/173:18 pm
SJU
- AUS
2 stops31h 35m
Spirit Airlines
Sun 2/227:15 am
AUS
- SJU
1 stop6h 16m
Spirit Airlines
Deal found 2/2![Spirit Airlines logo]()
$195
This Expedia deal was found by Cheapflights users on 2/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/194:25 pm
SJU
- AUS
1 stop30h 19m
Multiple Airlines
Mon 2/237:15 am
AUS
- SJU
1 stop6h 16m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$197
This Cheapflightsfares deal was found by Cheapflights users on 2/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/23:36 pm
SJU
- AUS
1 stop6h 59m
Spirit Airlines
Sat 5/97:20 am
AUS
- SJU
1 stop6h 11m
Spirit Airlines
Deal found 2/2![Spirit Airlines logo]()
$199
This CheapOair deal was found by Cheapflights users on 2/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/23:36 pm
SJU
- AUS
1 stop6h 59m
Spirit Airlines
Mon 5/412:09 pm
AUS
- SJU
1 stop7h 35m
Spirit Airlines
Deal found 2/3![Spirit Airlines logo]()
$200
This CheapOair deal was found by Cheapflights users on 2/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2512:55 pm
SJU
- AUS
1 stop12h 29m
Spirit Airlines
Sat 3/286:12 am
AUS
- SJU
1 stop11h 43m
Spirit Airlines
Deal found 2/3![Spirit Airlines logo]()
$201
This Frontier deal was found by Cheapflights users on 2/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:30 am
SJU
- AUS
1 stop14h 16m
Frontier
Mon 4/208:36 pm
AUS
- SJU
1 stop12h 18m
Frontier
Deal found 2/3![Frontier logo]()
$202
This CheapOair deal was found by Cheapflights users on 2/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/13:36 pm
SJU
- AUS
1 stop6h 59m
Spirit Airlines
Mon 5/47:20 am
AUS
- SJU
1 stop12h 24m
Spirit Airlines
Deal found 2/3![Spirit Airlines logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/194:36 pm
SJU
- AUS
1 stop30h 17m
Spirit Airlines
Mon 2/237:15 am
AUS
- SJU
1 stop6h 16m
Spirit Airlines
Deal found 2/3![Spirit Airlines logo]()
$205
This Priceline deal was found by Cheapflights users on 2/4. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/293:36 pm
SJU
- AUS
1 stop6h 59m
Spirit Airlines
Sun 5/177:20 am
AUS
- SJU
1 stop6h 11m
Spirit Airlines
Deal found 2/4![Spirit Airlines logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Sat 2/144:36 pm
SJU
- AUS
2 stops25h 17m
Multiple Airlines
Tue 2/247:15 am
AUS
- SJU
1 stop6h 16m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$210
This CheapOair deal was found by Cheapflights users on 2/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1812:55 pm
SJU
- AUS
1 stop12h 29m
Spirit Airlines
Mon 3/236:12 am
AUS
- SJU
1 stop28h 37m
Spirit Airlines
Deal found 2/3![Spirit Airlines logo]()
$211
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 February 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 February 5, 2026.
This Frontier deal was found by Cheapflights users on 2/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:30 am
SJU
- AUS
1 stop14h 16m
Frontier
Mon 4/208:36 pm
AUS
- SJU
1 stop12h 18m
Frontier
Deal found 2/3![Frontier logo]()
$202
This Trip.com deal was found by Cheapflights users on 2/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/194:25 pm
SJU
- AUS
1 stop30h 19m
Multiple Airlines
Sun 2/227:15 am
AUS
- SJU
1 stop6h 16m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$222
This CheapOair deal was found by Cheapflights users on 2/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/912:55 pm
SJU
- AUS
1 stop12h 29m
Spirit Airlines
Tue 4/148:12 pm
AUS
- SJU
2 stops17h 19m
Spirit Airlines
Deal found 2/3![Spirit Airlines logo]()
$230
This CheapOair deal was found by Cheapflights users on 2/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/167:54 pm
SJU
- AUS
1 stop21h 10m
Spirit Airlines
Mon 3/236:12 am
AUS
- SJU
1 stop11h 43m
Spirit Airlines
Deal found 2/4![Spirit Airlines logo]()
$231
This Priceline deal was found by Cheapflights users on 2/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/147:54 pm
SJU
- AUS
1 stop15h 57m
Multiple Airlines
Wed 2/184:59 pm
AUS
- SJU
1 stop15h 18m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$247
This CheapOair deal was found by Cheapflights users on 2/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/91:45 am
SJU
- AUS
2 stops15h 19m
Spirit Airlines
Mon 4/136:12 am
AUS
- SJU
1 stop11h 43m
Spirit Airlines
Deal found 2/4![Spirit Airlines logo]()
$239
This CheapOair deal was found by Cheapflights users on 2/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/251:45 am
SJU
- AUS
2 stops15h 19m
Spirit Airlines
Mon 3/306:12 am
AUS
- SJU
1 stop11h 43m
Spirit Airlines
Deal found 2/4![Spirit Airlines logo]()
$239
This Mytrip deal was found by Cheapflights users on 2/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/163:36 pm
SJU
- AUS
1 stop6h 59m
Spirit Airlines
Mon 4/207:20 am
AUS
- SJU
3 stops33h 38m
Spirit Airlines
Deal found 2/4![Spirit Airlines logo]()
$242
This OneTravel deal was found by Cheapflights users on 2/1. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/157:54 pm
SJU
- AUS
1 stop21h 10m
Spirit Airlines
Wed 3/256:12 am
AUS
- SJU
1 stop11h 43m
Spirit Airlines
Deal found 2/1![Spirit Airlines logo]()
$244
This CheapOair deal was found by Cheapflights users on 2/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:00 am
SJU
- AUS
1 stop12h 04m
Spirit Airlines
Wed 3/117:15 am
AUS
- SJU
1 stop27h 34m
Spirit Airlines
Deal found 2/3![Spirit Airlines logo]()
$245
Last-minute flights from San Juan to AustinDiscover last-minute flight deals from San Juan to Austin. Data last updated February 5, 2026 and is based on user searches.
Discover last-minute flight deals from San Juan to Austin. Data last updated February 5, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Sat 2/144:36 pm
SJU
- AUS
2 stops25h 17m
Multiple Airlines
Tue 2/247:15 am
AUS
- SJU
1 stop6h 16m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 2/173:18 pm
SJU
- AUS
2 stops31h 35m
Spirit Airlines
Sun 2/227:15 am
AUS
- SJU
1 stop6h 16m
Spirit Airlines
Deal found 2/2![Spirit Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Tue 2/172:59 am
SJU
- AUS
2 stops43h 54m
Spirit Airlines
Tue 2/247:15 am
AUS
- SJU
1 stop6h 16m
Spirit Airlines
Deal found 2/1![Spirit Airlines logo]()
$202
This Expedia deal was found by Cheapflights users on 2/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/194:25 pm
SJU
- AUS
1 stop30h 19m
Multiple Airlines
Mon 2/237:15 am
AUS
- SJU
1 stop6h 16m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/194:36 pm
SJU
- AUS
1 stop30h 17m
Spirit Airlines
Mon 2/237:15 am
AUS
- SJU
1 stop6h 16m
Spirit Airlines
Deal found 2/3![Spirit Airlines logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Sat 2/2111:52 am
SJU
- AUS
2 stops11h 01m
Spirit Airlines
Tue 2/247:15 am
AUS
- SJU
1 stop6h 16m
Spirit Airlines
Deal found 2/2![Spirit Airlines logo]()
$215
This OneTravel deal was found by Cheapflights users on 2/2. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/167:54 pm
SJU
- AUS
1 stop21h 10m
Spirit Airlines
Mon 3/236:12 am
AUS
- SJU
1 stop11h 43m
Spirit Airlines
Deal found 2/2![Spirit Airlines logo]()
$214
This CheapOair deal was found by Cheapflights users on 2/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1812:55 pm
SJU
- AUS
1 stop12h 29m
Spirit Airlines
Mon 3/236:12 am
AUS
- SJU
1 stop28h 37m
Spirit Airlines
Deal found 2/3![Spirit Airlines logo]()
$211
This CheapOair deal was found by Cheapflights users on 2/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2512:55 pm
SJU
- AUS
1 stop12h 29m
Spirit Airlines
Sat 3/286:12 am
AUS
- SJU
1 stop11h 43m
Spirit Airlines
Deal found 2/3![Spirit Airlines logo]()
$201
This CheapOair deal was found by Cheapflights users on 2/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/267:54 pm
SJU
- AUS
1 stop29h 30m
Spirit Airlines
Mon 3/306:12 am
AUS
- SJU
1 stop11h 43m
Spirit Airlines
Deal found 2/4![Spirit Airlines logo]()
$213
This OneTravel deal was found by Cheapflights users on 2/4. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3112:55 pm
SJU
- AUS
1 stop12h 29m
Spirit Airlines
Tue 4/78:12 pm
AUS
- SJU
2 stops14h 37m
Spirit Airlines
Deal found 2/4![Spirit Airlines logo]()
$212
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 February 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 February 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:00 am
SJU
- AUS
2 stops39h 53m
Spirit Airlines
Deal found 2/4![Spirit Airlines logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 2/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/44:06 pm
SJU
- AUS
2 stops20h 23m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$118
This CheapOair deal was found by Cheapflights users on 2/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/102:30 pm
SJU
- AUS
2 stops31h 23m
Spirit Airlines
Deal found 2/4![Spirit Airlines logo]()
$120
This Cheapflightsfares deal was found by Cheapflights users on 2/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/36:00 am
SJU
- AUS
1 stop12h 04m
Spirit Airlines
Deal found 2/3![Spirit Airlines logo]()
$121
This Frontier deal was found by Cheapflights users on 2/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/16:00 am
SJU
- AUS
1 stop10h 12m
Frontier
Deal found 2/3![Frontier logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/254:06 pm
SJU
- AUS
2 stops20h 23m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$123
This Mytrip deal was found by Cheapflights users on 2/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/96:49 pm
SJU
- AUS
2 stops27h 04m
Spirit Airlines
Deal found 2/2![Spirit Airlines logo]()
$124
This CheapOair deal was found by Cheapflights users on 2/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1810:00 am
SJU
- AUS
2 stops15h 24m
Spirit Airlines
Deal found 2/3![Spirit Airlines logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/66:50 pm
SJU
- AUS
2 stops29h 00m
Frontier
Deal found 2/3![Frontier logo]()
$126
This Priceline deal was found by Cheapflights users on 2/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/185:45 am
SJU
- AUS
1 stop9h 12m
JetBlue
Deal found 2/2![JetBlue logo]()
$127
This CheapOair deal was found by Cheapflights users on 2/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/147:54 pm
SJU
- AUS
1 stop15h 57m
Frontier
Deal found 2/3![Frontier logo]()
$128
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 February 5, 2026.
Round-trip from | $195 (Kiwi.com) |
|---|---|
One-way from | $117 (Kiwi.com) |
Popular in | March |
Cheapest in | January |
Average price | $361 |
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 2,558,603 searches. Data last updated February 5, 2026.
Use the filters below to find and compare flights from San Juan to Austin that are best for you.
Fly from
San Juan
Fly to
Austin
Route
Depart
Return
Price
San JuanAustin
SJU - AUS
SJUAUS
San Juan Luis Munoz Marin Intl
Thu 4/16
6:30 am-7:46 pm
1 stop14h 16m
Austin Bergstrom
Mon 4/20
8:36 pm-9:54 am
1 stop12h 18m
$202
San JuanAustin
SJU - AUS
SJUAUS
San Juan Luis Munoz Marin Intl
Thu 2/19
4:25 pm-8:44 pm
1 stop30h 19m
Austin Bergstrom
Sun 2/22
7:15 am-3:31 pm
1 stop6h 16m
$222
San JuanAustin
SJU - AUS
SJUAUS
San Juan Luis Munoz Marin Intl
Thu 4/9
12:55 pm-12:24 am
1 stop12h 29m
Austin Bergstrom
Tue 4/14
8:12 pm-2:31 pm
2 stops17h 19m
$230
San JuanAustin
SJU - AUS
SJUAUS
San Juan Luis Munoz Marin Intl
Mon 3/16
7:54 pm-4:04 pm
1 stop21h 10m
Austin Bergstrom
Mon 3/23
6:12 am-6:55 pm
1 stop11h 43m
$231
San JuanAustin
SJU - AUS
SJUAUS
San Juan Luis Munoz Marin Intl
Thu 4/9
1:45 am-4:04 pm
2 stops15h 19m
Austin Bergstrom
Mon 4/13
6:12 am-6:55 pm
1 stop11h 43m
$239
San JuanAustin
SJU - AUS
SJUAUS
San Juan Luis Munoz Marin Intl
Wed 3/25
1:45 am-4:04 pm
2 stops15h 19m
Austin Bergstrom
Mon 3/30
6:12 am-6:55 pm
1 stop11h 43m
$239
San JuanAustin
SJU - AUS
SJUAUS
San Juan Luis Munoz Marin Intl
Thu 4/16
3:36 pm-9:35 pm
1 stop6h 59m
Austin Bergstrom
Mon 4/20
7:20 am-5:58 pm
3 stops33h 38m
$242
San JuanAustin
SJU - AUS
SJUAUS
San Juan Luis Munoz Marin Intl
Sun 3/15
7:54 pm-4:04 pm
1 stop21h 10m
Austin Bergstrom
Wed 3/25
6:12 am-6:55 pm
1 stop11h 43m
$244
San JuanAustin
SJU - AUS
SJUAUS
San Juan Luis Munoz Marin Intl
Sat 3/7
6:00 am-4:04 pm
1 stop12h 04m
Austin Bergstrom
Wed 3/11
7:15 am-11:49 am
1 stop27h 34m
$245
San JuanAustin
SJU - AUS
SJUAUS
San Juan Luis Munoz Marin Intl
Sat 2/14
7:54 pm-9:51 am
1 stop15h 57m
Austin Bergstrom
Wed 2/18
4:59 pm-10:17 am
1 stop15h 18m
$247
Showing 1-10 of 19 results
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
How far ahead should I book a flight from San Juan to Austin?
Use this chart to determine the optimal time to book a round-trip flight from San Juan to Austin. Price data was last updated on January 30, 2026.
To ensure you get the cheapest price possible for a flight from San Juan to Austin, you should look to book at least 68 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.
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 $118). Flying from San Juan to Austin in February is currently the most expensive (average of $175). 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?
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 February 5, 2026.
See what other customers who have flown with Southwest, Delta, and United 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
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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 locationsCedar Park
Fredericksburg
Round Rock
San Marcos
Georgetown
Pflugerville
Dripping Springs
Canyon Lake
Seguin
Horseshoe Bay
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Alternative routes for San Juan to Austin
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Other flights to Austin
Explore flights to Austin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 5, 2026.
Complete your trip
Complete your trip to Austin by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Juan to Austin by cabin class
Find flights from San Juan to Austin, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Juan and Austin flights
Browse other San Juan and Austin flight options. Last updated on February 5, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from San Juan to Austin
Discover the top 7 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 2,558,603 searches. Data last updated February 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$56 | Average$247 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$123 | Average$394 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$133 | Average$299 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$197 | Average$395 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$236 | Average$325 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$245 | Average$395 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$295 | Average$487 | FlexibilityNo cancel fee | On-time63% |