Cheap flights from San Antonio to San Juan

Flight deals from San Antonio to San Juan

Below you can see the best deals on flights San Antonio — San Juan for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is $133.

Top 10 cheap flights from San Antonio to San Juan

About the San Antonio — San Juan flight

Looking for cheap flights from San Antonio to San Juan? Compare fares from different airlines, check the flight schedule and travel time — and book your San Antonio — San Juan ticket online at the best price.

The route has direct flights — around 12 flights per week, flights are operated by Spirit Airlines, a nonstop flight takes about 6 h 59 min, the distance between the cities is around 3,506 km.

Planning your trip? You may find our San Juan travel guide, how to get from the airport into town and San Juan weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

from $133Min. price

AugustCheapest

AugustPeak season

YesDirect flights

3,506 kmDistance

6 h 59 minTravel time

1Airlines

12 / wkFlights

Below is a calendar of the lowest flight ticket prices for San Antonio — San Juan by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $133 in August, and the most expensive are around $133 in August. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

Prices by month

Average one-way fares from San Antonio to San Juan by month. Tickets are usually cheapest in October (around $188) and priciest in December (about $279) — use the table and chart below to pick the best time to fly.

Month	Average price	Level	Month	Average price	Level	Month	Average price	Level
Jan	$257	high	May	$225	medium	Sep	$193	low
Feb	$247	high	Jun	$247	medium	Oct	$188	low
Mar	$236	medium	Jul	$268	high	Nov	$225	medium
Apr	$204	low	Aug	$215	low	Dec	$279	high

Some values are estimated based on seasonality.

When to fly

Weather in San Juan: it is warmest in August (up to 30 °C on average) and coolest in February (around 27 °C). The driest month is January.

Tickets are usually cheapest in August and most expensive in August. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · San Juan

Dry and wet days · San Juan

Wind speed and direction · San Juan

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How to get the best deal on a San Antonio — San Juan ticket

Book ahead: fares for San Antonio — San Juan are usually lower 3–8 weeks before departure than at the last minute.
Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
The cheapest month to fly to San Juan is usually August — plan your trip around it if your dates are flexible.
Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Flights on the San Antonio — San Juan route are operated by 1 airline; Spirit Airlines runs the most flights (around 100% of all flights). Compare carriers, flight shares and schedules below.

Spirit AirlinesNK
4x/week
WebsiteFleet: 20544.1M pax/year
- Direct flight SAT → SJU4x/week
100.0%Open →

Cities and airports on the San Antonio — San Juan route

Flights San Antonio — San Juan depart from San Antonio International Airport and arrive at Luis Muñoz Marín International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

San Antonio

SAT

United States

About the city How to get there Weather All about the country United States

Arrival

San Juan

SJU

Puerto Rico

About the city How to get there Weather All about the country Puerto Rico

Departure airports

San Antonio International AirportSAT
About the airport

Arrival airports

Luis Muñoz Marín International AirportSJU
About the airport

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Frequently asked questions about the San Antonio — San Juan flight

How long is the flight from San Antonio to San Juan?

A nonstop San Antonio — San Juan flight takes about 6 h 59 min — the distance between the cities is around 3,506 km.

How far is it from San Antonio to San Juan?

The distance from San Antonio to San Juan is about 3,506 km, which a nonstop flight covers in around 6 h 59 min.

Are there direct flights from San Antonio to San Juan?

Yes, there are nonstop flights San Antonio — San Juan — around 12 flights per week.

Which airlines fly from San Antonio to San Juan?

Airlines operating San Antonio — San Juan include Spirit Airlines. See the full list with schedules in the "Airlines" section on this page.

Which airports do San Antonio — San Juan flights use?

Flights from San Antonio depart from San Antonio International Airport, and arrive at Luis Muñoz Marín International Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from San Antonio to San Juan?

The price of a San Antonio — San Juan ticket depends on your travel date, season and demand: it is usually cheapest to fly in August, and most expensive in August. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights San Antonio — San Juan?

Flights San Antonio — San Juan are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is August. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from San Antonio to San Juan?

To catch a low fare San Antonio — San Juan, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually August.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.