Cheap Flights from Austin, TX to San Juan from $158
On Cheapflightsplus.com you will find 243 connecting flights from Austin to San Juan. You can compare airfare deals from 5 airlines and multiple travel sites from $158, book and save on cheap plane tickets and last minute offers. Also check out AUS-SJU flight schedule to find best flight time, convenient departure and arrival airports.
Find One-Way and Round-Trip Austin to San Juan Flight Deals
To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights».
To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight.
Cheapest flights in November: $158 (one-way), $271 (round-trip).
Direct flights
Check prices for return flight
Best Flights from Austin to San Juan Today
Take a look at the list of non stop flights and flights with layovers from Austin to San Juan with the lowest price of $158. Take a look at the list of flights with layovers from Austin to San Juan from $158. There’re no direct flights. The fastest connecting flight – 7h 28m.
| Price | Departure | Arrival | Flight Duration | Airline | Flight |
|---|---|---|---|---|---|
| from $158 | 16:56 Austin Austin-Bergstrom Intl | 09:04+1 день San Juan Luis Munoz Marin Intl | 15h 8m layover 9h 20m - Orlando | Frontier Airlines | F94524 F92250 |
| from $166 | 18:15 Austin Austin-Bergstrom Intl | 09:56+1 день San Juan Luis Munoz Marin Intl | 14h 41m layover 8h 55m - Orlando | Spirit Airlines | NK510 NK3159 |
| from $189 | 20:57 Austin Austin-Bergstrom Intl | 12:20+1 день San Juan Luis Munoz Marin Intl | 14h 23m layover 9h 1m - Orlando | Spirit Airlines | NK1619 NK1989 |
| from $203 | 11:47 Austin Austin-Bergstrom Intl | 10:29+1 день San Juan Luis Munoz Marin Intl | 21h 42m layover 14h 52m - Baltimore | Allegiant Air | G4263 NK1622 |
| from $232 | 18:01 Austin Austin-Bergstrom Intl | 20:38+1 день San Juan Luis Munoz Marin Intl | 25h 37m layover 19h 57m - Houston | United Airlines | UA1326 UA701 |
| from $232 | 16:23 Austin Austin-Bergstrom Intl | 20:38+1 день San Juan Luis Munoz Marin Intl | 27h 15m layover 21h 37m - Houston | United Airlines | UA283 UA701 |
| from $204 | 10:00 Austin Austin-Bergstrom Intl | 10:06+1 день San Juan Luis Munoz Marin Intl | 23h 6m layover 2h 53m - Indianapolis 12h 42m - Miami | Allegiant Air | G4587 G4591 NK1396 |
| from $211 | 09:50 Austin Austin-Bergstrom Intl | 09:56+1 день San Juan Luis Munoz Marin Intl | 23h 6m layover 8h 4m - Miami 8h 0m - Orlando | Spirit Airlines | NK512 NK676 NK3159 |
| from $223 | 11:47 Austin Austin-Bergstrom Intl | 21:50+1 день San Juan Luis Munoz Marin Intl | 33h 3m layover 19h 37m - Baltimore 2h 18m - Houston | Allegiant Air | G4263 NK2175 NK1626 |
| from $225 | 19:33 Austin Austin-Bergstrom Intl | 19:19+1 день San Juan Luis Munoz Marin Intl | 22h 46m layover 12h 14m - Covington 2h 55m - Miami | Allegiant Air | G4409 G42156 NK2221 |
| from $228 | 20:09 Austin Austin-Bergstrom Intl | 10:48+1 день San Juan Luis Munoz Marin Intl | 13h 39m layover 0h 44m - Las Vegas 2h 48m - Orlando | Spirit Airlines | NK2628 NK2297 NK1989 |
| from $231 | 18:41 Austin Austin-Bergstrom Intl | 01:35+2 дня San Juan Luis Munoz Marin Intl | 29h 54m layover 17h 34m - Newark 2h 34m - Orlando | Spirit Airlines | NK1721 NK1361 NK1514 |
| from $232 | 18:01 Austin Austin-Bergstrom Intl | 14:44+1 день San Juan Luis Munoz Marin Intl | 19h 43m layover 9h 55m - Houston 0h 53m - Chicago | United Airlines | UA1326 UA343 UA1996 |
| from $232 | 16:23 Austin Austin-Bergstrom Intl | 14:44+1 день San Juan Luis Munoz Marin Intl | 21h 21m layover 11h 35m - Houston 0h 53m - Chicago | United Airlines | UA283 UA343 UA1996 |
| from $232 | 14:15 Austin Austin-Bergstrom Intl | 14:44+1 день San Juan Luis Munoz Marin Intl | 23h 29m layover 13h 33m - Houston 0h 53m - Chicago | United Airlines | UA6116 UA343 UA1996 |
| from $232 | 11:20 Austin Austin-Bergstrom Intl | 14:44+1 день San Juan Luis Munoz Marin Intl | 26h 24m layover 16h 30m - Houston 0h 53m - Chicago | United Airlines | UA4703 UA343 UA1996 |
Show all tickets
*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on July 19, 2025
Flight Schedule Austin (Texas) to San Juan
Full flight schedule will help you in detecting at what time planes fly from Austin to San Juan. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
| Departure | Arrival | Flight Details | Flight Duration | Price |
|---|---|---|---|---|
|
05:00 — 05:30
+1 day
|
05:00 — 05:58
UA1966
United Airlines
Austin — Houston
17h 59m stop
23:57 — 05:30
UA1497
United Airlines
Houston — San Juan
|
23h 30m including layover |
Find flight
from$347 |
|
|
05:00 — 05:30
+1 day
|
05:00 — 06:01
UA6170
United Airlines
Austin — Houston
17h 56m stop
23:57 — 05:30
UA1497
United Airlines
Houston — San Juan
|
23h 30m including layover |
Find flight
from$366 |
|
|
06:09 — 23:57
+1 day
|
06:00 — 10:43
UA1760
United Airlines
Austin — Newark
8h 54m stop
19:53 — 23:57
UA1543
United Airlines
Newark — San Juan
|
16h 48m including layover |
Find flight
from$394 |
|
|
06:09 — 12:00
+1 day
|
06:00 — 10:43
UA1760
United Airlines
Austin — Newark
20h 55m stop
07:55 — 11:57
UA2143
United Airlines
Newark — San Juan
|
28h 51m including layover |
Find flight
from$503 |
|
|
07:00 — 23:54
+1 day
|
07:00 — 09:55
UA1878
United Airlines
Austin — Chicago
8h 8m stop
18:03 — 23:54
UA695
United Airlines
Chicago — San Juan
|
15h 54m including layover |
Find flight
from$358 |
|
|
07:00 — 23:57
+1 day
|
07:00 — 11:41
UA577
United Airlines
Austin — Newark
8h 12m stop
19:53 — 23:57
UA1543
United Airlines
Newark — San Juan
|
15h 57m including layover |
Find flight
from$394 |
|
|
10:19 — 23:54
+1 day
|
10:19 — 13:15
UA202
United Airlines
Austin — Chicago
4h 48m stop
18:03 — 23:54
UA695
United Airlines
Chicago — San Juan
|
12h 35m including layover |
Find flight
from$402 |
|
|
10:21 — 18:59
|
17:56 — 21:42
F94524
Frontier Airlines
Austin — Orlando
1h 41m stop
17:23 — 20:25
F93506
Frontier Airlines
Orlando — San Juan
|
7h 38m including layover |
Find flight
from$367 |
|
|
11:47 — 10:29
+1 day
|
11:47 — 15:56
G4263
Allegiant Air
Austin — Baltimore
14h 52m stop
06:48 — 10:29
NK1622
Spirit Airlines
Baltimore — San Juan
|
21h 42m including layover |
Find flight
from$203 |
|
|
11:55 — 01:31
+1 day
|
11:55 — 15:30
NK2289
Spirit Airlines
Austin — Orlando
7h 9m stop
22:39 — 01:31
NK2395
Spirit Airlines
Orlando — San Juan
|
12h 36m including layover |
Find flight
from$245 |
|
|
12:10 — 20:38
|
12:10 — 13:15
UA1747
United Airlines
Austin — Houston
1h 48m stop
15:03 — 20:38
UA701
United Airlines
Houston — San Juan
|
7h 28m including layover |
Find flight
from$460 |
|
|
12:11 — 21:24
|
12:11 — 16:27
UA2344
United Airlines
Austin — Washington D.C.
1h 1m stop
17:28 — 21:24
UA2025
United Airlines
Washington D.C. — San Juan
|
8h 13m including layover |
Find flight
from$272 |
|
|
14:15 — 20:38
+1 day
|
14:15 — 15:27
UA6116
United Airlines
Austin — Houston
23h 35m stop
15:02 — 20:38
UA701
United Airlines
Houston — San Juan
|
29h 23m including layover |
Find flight
from$232 |
|
|
14:15 — 05:30
+1 day
|
14:15 — 15:27
UA6116
United Airlines
Austin — Houston
8h 30m stop
23:57 — 05:30
UA1497
United Airlines
Houston — San Juan
|
14h 15m including layover |
Find flight
from$341 |
|
|
16:23 — 20:38
+1 day
|
16:23 — 17:25
UA283
United Airlines
Austin — Houston
21h 37m stop
15:02 — 20:38
UA701
United Airlines
Houston — San Juan
|
27h 15m including layover |
Find flight
from$232 |
|
|
16:56 — 09:04
+1 day
|
16:51 — 20:40
F94524
Frontier Airlines
Austin — Orlando
9h 20m stop
06:05 — 09:04
F92250
Frontier Airlines
Orlando — San Juan
|
15h 8m including layover |
Find flight
from$158 |
|
|
17:29 — 14:44
+1 day
|
17:16 — 20:10
UA1990
United Airlines
Austin — Chicago
12h 26m stop
08:49 — 14:44
UA1996
United Airlines
Chicago — San Juan
|
20h 15m including layover |
Find flight
from$365 |
|
|
17:29 — 23:54
+2 days
|
17:16 — 20:10
UA1990
United Airlines
Austin — Chicago
21h 40m stop
18:03 — 23:54
UA695
United Airlines
Chicago — San Juan
|
29h 25m including layover |
Find flight
from$365 |
|
|
18:01 — 20:38
+1 day
|
17:40 — 18:49
UA1326
United Airlines
Austin — Houston
19h 57m stop
15:04 — 21:26
UA701
United Airlines
Houston — San Juan
|
25h 37m including layover |
Find flight
from$232 |
|
|
18:15 — 09:56
+1 day
|
18:15 — 22:05
NK510
Spirit Airlines
Austin — Orlando
8h 55m stop
07:00 — 09:56
NK3159
Spirit Airlines
Orlando — San Juan
|
14h 41m including layover |
Find flight
from$166 |
|
|
19:24 — 09:54
+1 day
|
19:24 — 23:59
F91842
Frontier Airlines
Austin — Philadelphia
5h 58m stop
06:00 — 09:54
F91016
Frontier Airlines
Philadelphia — San Juan
|
13h 30m including layover |
Find flight
from$343 |
|
|
19:51 — 05:30
+1 day
|
19:43 — 20:47
UA789
United Airlines
Austin — Houston
3h 2m stop
23:57 — 05:30
UA1497
United Airlines
Houston — San Juan
|
8h 39m including layover |
Find flight
from$330 |
|
|
20:57 — 12:20
+1 day
|
20:57 — 00:33
NK1619
Spirit Airlines
Austin — Orlando
9h 1m stop
09:34 — 12:20
NK1989
Spirit Airlines
Orlando — San Juan
|
14h 23m including layover |
Find flight
from$189 |
|
*Departure and arrival times - local. Updated on July 19, 2025
Flight Information
Below we will explain in detail what the flights cost on the destination from Austin to San Juan depends on and how to choose the most interesting flight option for you.
Distance between Austin and San Juan is 3450 miles. Time difference between the cities is 2h. Airplanes depart 05:00 to 20:57 from 3 Austin airports and arrive 05:00 to 20:57 to 2 San Juan airports. Average flight time is 21h 19m.
- The fastest flight 7h 28m
- Average flight time 21h 19m
- The earliest flight 05:00
- The latest flight 20:57
- Distance 2144 ml
The cheapest months to travel to San Juan are july (from 158 $), august (from 166 $), october (from 211 $).
The most expensive months are december (from 735 $), november (from 616 $), may (from 276 $).
What is the lowest airfare Austin to San Juan?
The cheapest plane ticket found by our users is $158. This airfare is for economy class on one-way F94524 flight by Frontier Airlines for July 6, 2025 which leaves Austin-Bergstrom Intl in Austin at 16:56 am and arrives at San Juan Luis Munoz Marin Intl at 09:04.
Economy class
$158
Business class
?
First class
?
Popular Airlines on the Route
The flight Austin — San Juan is served by 5 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 5 departures per week at the price of from $ 493 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 1036.
Direct flights
There’re no direct flights on this route. Try flights with stops.
Connecting Flights
There are 243 flights with layovers on the route. The fastest connecting flight is UA1747 by United Airlines takes 7h 28m and the cheapest is F94524 by Frontier Airlines for $158.
- AS - Alaska Airlinesfrom $493Find
- F9 - Frontier Airlinesfrom $158Find
- UA - United Airlinesfrom $232Find
- NK - Spirit Airlinesfrom $166Find
- G4 - Allegiant Airfrom $203Find
See more connecting flights
Airports
You can fly from Austin to San Juan from 3 airports (Austin-Bergstrom Intl, Austin, Camp Maybry AHP).
Austin airports
- Austin-Bergstrom Intl-AUSfrom $158Find
- Austin-ASQFind
- Camp Maybry AHP-MMRFind
San Juan airports
- Isla Grande-SIGFind
- Luis Munoz Marin Intl-SJUFind
Airplanes
There are flights to San Juan from Austin by 5 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.
Top Domestic Destinations from Austin
You may also consider searching for discounted plane tickets to some other popular places from Austin within United States.
- from $66Find
- from $78Find
- from $67Find
- from $62Find
- from $73Find
- from $66Find
- from $57Find
- from $54Find
- from $57Find
- from $68Find
Top International Destinations from Austin
Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.
- from $56Find
- from $54Find
- from $64Find
- from $56Find
- from $67Find
- from $72Find
- from $61Find
- from $76Find
- from $79Find
- from $62Find
How to book a plane ticket yourself?
- Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
- Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
- Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
- Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
- That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
To find a plane ticket, please select dates.