$121+ Cheap flights from Luis Munoz Marin Intl (SJU) to San Antonio (SAT)
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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SAT
Feb 28 — Mar 71
1 adult, Economy
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Find cheap flights from Luis Munoz Marin Intl to San Antonio with Cheapflights
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”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Juan Luis Munoz Marin Intl to San Antonio are usually found in October or March, booked 61 days in advance, depart on a Thursday or Friday and return on a Tuesday
Cheap flight deals from Luis Munoz Marin Intl to San Antonio
Cheapest flights from Luis Munoz Marin Intl to San AntonioExplore the most affordable flight options available from Luis Munoz Marin Intl to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.
Explore the most affordable flight options available from Luis Munoz Marin Intl to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.
This Frontier deal was found by Cheapflights users on 1/27. 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 3/43:53 am
SJU
- SAT
1 stop11h 19m
Frontier
Mon 3/98:53 pm
SAT
- SJU
1 stop12h 19m
Frontier
Deal found 1/27![Frontier logo]()
$220
This Frontier deal was found by Cheapflights users on 1/27. 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.
Fri 3/63:58 am
SJU
- SAT
1 stop11h 25m
Frontier
Mon 3/162:40 pm
SAT
- SJU
1 stop7h 05m
Frontier
Deal found 1/27![Frontier logo]()
$230
This CheapOair deal was found by Cheapflights users on 1/27. 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 2/1911:52 am
SJU
- SAT
1 stop14h 07m
Spirit Airlines
Wed 2/256:00 am
SAT
- SJU
1 stop15h 09m
Spirit Airlines
Deal found 1/27![Spirit Airlines logo]()
$241
This Frontier deal was found by Cheapflights users on 1/28. 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.
Fri 2/133:53 am
SJU
- SAT
1 stop11h 19m
Frontier
Sat 2/211:57 pm
SAT
- SJU
1 stop10h 56m
Frontier
Deal found 1/28![Frontier logo]()
$242
This Priceline deal was found by Cheapflights users on 1/28. 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 5/76:30 am
SJU
- SAT
1 stop27h 54m
Frontier
Mon 5/1110:23 am
SAT
- SJU
1 stop14h 38m
Frontier
Deal found 1/28![Frontier logo]()
$243
This Priceline deal was found by Cheapflights users on 1/27. 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 5/133:43 pm
SJU
- SAT
1 stop7h 46m
Multiple Airlines
Mon 5/1810:23 am
SAT
- SJU
1 stop22h 31m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$255
This CheapOair deal was found by Cheapflights users on 1/27. 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 4/163:43 pm
SJU
- SAT
1 stop7h 46m
Multiple Airlines
Mon 4/2010:23 am
SAT
- SJU
1 stop11h 25m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 2/76:11 pm
SJU
- SAT
1 stop24h 52m
Multiple Airlines
Wed 2/186:00 am
SAT
- SJU
1 stop18h 53m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$262
This Frontier deal was found by Cheapflights users on 1/27. 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 2/113:53 am
SJU
- SAT
1 stop11h 19m
Frontier
Thu 2/191:57 pm
SAT
- SJU
1 stop7h 56m
Frontier
Deal found 1/27![Frontier logo]()
$264
This Delta deal was found by Cheapflights users on 1/28. 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.
Tue 5/52:34 pm
SJU
- SAT
1 stop10h 56m
Delta
Sat 5/162:10 pm
SAT
- SJU
1 stop7h 44m
Delta
Deal found 1/28![Delta logo]()
$266
This CheapOair deal was found by Cheapflights users on 1/28. 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 5/1411:07 am
SJU
- SAT
1 stop23h 17m
Multiple Airlines
Tue 5/196:00 am
SAT
- SJU
1 stop7h 28m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$268
Find flight deals from Luis Munoz Marin Intl to San Antonio
Discover tips and strategies to find the most affordable flight options for your journey from Luis Munoz Marin Intl (SJU) to San Antonio (SAT). 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 January 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $220 (Frontier) |
One-way from | $121 (CheapOair) |
Popular in | January |
Cheapest in | October |
Average price | $465 |
Good one-way deal | $166 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Luis Munoz Marin Intl to San Antonio 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 January 29, 2026.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to San Antonio that are best for you.
Fly from
Luis Munoz Marin Intl
Fly to
San Antonio
Route
Depart
Return
Price
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Wed 5/13
3:43 pm-10:29 pm
1 stop7h 46m
San Antonio
Mon 5/18
10:23 am-9:54 am
1 stop22h 31m
$255
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Tue 5/5
6:15 am-12:59 pm
1 stop7h 44m
San Antonio
Tue 5/12
6:45 am-4:15 pm
1 stop8h 30m
$266
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Mon 5/11
12:50 pm-12:14 am
1 stop12h 24m
San Antonio
Thu 5/14
12:15 pm-10:54 pm
1 stop9h 39m
$266
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Tue 2/17
6:37 pm-12:35 am
1 stop7h 58m
San Antonio
Tue 2/24
5:30 am-2:32 pm
1 stop7h 02m
$266
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Wed 5/13
5:15 pm-12:14 am
1 stop7h 59m
San Antonio
Sun 5/17
2:10 pm-10:54 pm
1 stop7h 44m
$266
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Tue 5/12
6:15 am-3:21 pm
1 stop10h 06m
San Antonio
Thu 5/14
12:15 pm-10:54 pm
1 stop9h 39m
$266
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Thu 4/16
2:34 pm-10:25 pm
1 stop8h 51m
San Antonio
Mon 4/20
10:42 am-8:24 pm
1 stop8h 42m
$266
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Fri 2/20
12:27 pm-1:12 pm
1 stop26h 45m
San Antonio
Fri 2/27
5:04 pm-2:25 am
2 stops31h 21m
$278
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Wed 3/25
1:45 am-12:27 pm
1 stop11h 42m
San Antonio
Thu 4/9
10:27 am-6:54 pm
1 stop7h 27m
$283
San JuanSan Antonio
SJU - SAT
SJUSAT
San Juan Luis Munoz Marin Intl
Thu 5/7
7:00 am-1:16 pm
1 stop7h 16m
San Antonio
Mon 5/11
6:49 am-9:24 pm
2 stops13h 35m
$286
Showing 1-10 of 21 results
Compare providers for flights from Luis Munoz Marin Intl to San Antonio
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Luis Munoz Marin Intl to San Antonio in January.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Juan Luis Munoz Marin Intl Airport-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Juan Luis Munoz Marin Intl Airport-San Antonio flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-San Antonio flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Juan Luis Munoz Marin Intl Airport-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Luis Munoz Marin Intl to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport to San Antonio
Prices
More
How far ahead should I book a flight from San Juan Luis Munoz Marin Intl Airport to San Antonio?
Use this chart to determine the optimal time to book a round-trip flight from Luis Munoz Marin Intl to San Antonio. Price data was last updated on January 23, 2026.
The price you pay for your flight from San Juan Luis Munoz Marin Intl Airport to San Antonio may vary depending on when you book. For the best chance of a lower fare, look to book 61 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from San Juan Luis Munoz Marin Intl Airport to San Antonio?
Currently, January is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to San Antonio (average of $99). Flying from San Juan Luis Munoz Marin Intl Airport to San Antonio in November is currently the most expensive (average of $169). 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 Luis Munoz Marin Intl Airport to San Antonio?
What’s the top layover airport for flights from San Juan Luis Munoz Marin Intl Airport to San Antonio?
Share of 1-stop round-trip flights from San Juan Luis Munoz Marin Intl Airport to San Antonio chosen by Cheapflights users in the past 12 months, using the same layover each way.
Houston (IAH) – chosen by Cheapflights users on 75% of 1-stop itineraries from San Juan Luis Munoz Marin Intl Airport to San Antonio on Cheapflights.
What’s the cheapest layover airport for flights from San Juan Luis Munoz Marin Intl Airport to San Antonio?
Average round-trip fare for 1-stop flights from San Juan Luis Munoz Marin Intl Airport to San Antonio, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Houston (IAH) is the most affordable 1-stop option, with an average round-trip price of $451.
What’s the fastest layover option from San Juan Luis Munoz Marin Intl Airport to San Antonio?
Shortest average travel time for 1-stop one-way flights from San Juan Luis Munoz Marin Intl Airport to San Antonio, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Houston (IAH) have the shortest average one-way travel time for 1-stop routes: 7h 15m.
Which airport typically offers the quickest layover for flights from San Juan Luis Munoz Marin Intl Airport to San Antonio?
Average layover duration for 1-stop one-way flights from San Juan Luis Munoz Marin Intl Airport to San Antonio, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Orlando (MCO) offer the fastest connection on this route, with an average layover time of 2h 23m.
Reviews of airlines servicing San Antonio
Get insights into the airlines that provide service to San Antonio. 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 San Antonio. Reviews last updated January 29, 2026.
See what other customers who have flown with Southwest, Delta, and United Airlines from San Juan Luis Munoz Marin Intl Airport to San Antonio have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Boarding
8.1
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 Luis Munoz Marin Intl to San Antonio. 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 San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Luis Munoz Marin Intl to San Antonio
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from Luis Munoz Marin Intl to San Antonio
Discover the top 5 airlines that operate flights from Luis Munoz Marin Intl to San Antonio. 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 January 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$122 | Average$328 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$124 | Average$278 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$245 | Average$404 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$246 | Average$413 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$265 | Average$439 | FlexibilityNo cancel fee | On-time63% |