San Juan, United States to San Antonio, TX flights

Flights starting at £72. Choose between Spirit Airlines, American Airlines, or United Airlines to find the best price.

Make your travel wishlist, we'll do the rest
Hidden deals
Effortless booking
Travel hacking

Tips to know when travelling to San Antonio

Cheapest one-way trip

Cheapest round-trip

Average round-trip

Includes rare itinerary

Travel hack

Most popular airline

One-way trips

Round trips

Travel hack
San Juan SJUWashington, D.C. BWISan Juan SJU
£176
Show more return flights
Mailbox
Receive exclusive deals by email
Travelers usually depart from Luis Muñoz Marín International, or Fernando Luis Ribas Dominicci when they travel from San Juan to San Antonio. Book your trip to arrive at San Antonio International, San Antonio, San Antonio, TX Train Station, San Antonio-Pearl, or San Antonio-Patton Tareyton Tempo. The most popular airlines for this route are Spirit Airlines, American Airlines, United Airlines, JetBlue Airways, and Frontier Airlines. San Juan and San Antonio have 401 direct flights per week.

Check-in for a flight from San Juan to San Antonio

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
American AirlinesAALAANoNo
United AirlinesUALUAYesNo
JetBlue AirwaysJBUB6NoOpens 24 days before flight
Closes 2 hours before flight
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight

San Antonio travel tips

1) Be careful when walking along the Riverwalk in San Antonio
2) Check out Tower Life Building in San Antonio
3) Spend a day outdoors at Brackenridge Park in San Antonio

United States COVID-19 travel restrictions

Your trip summary

Departure

Travel restrictions
  • Travel is allowed
  • Proof of pre-departure COVID-19 test is not required
  • Quarantine is not required

Return

Travel restrictions
  • Travel is allowed
  • Proof of pre-departure COVID-19 test is not required
  • Quarantine is not required

Frequently asked questions

What are the most popular routes to and from San Juan?
What are the most popular routes to and from San Antonio?
Which airports are there in San Juan?
What airports are near San Juan?
What airports are near San Antonio?
Is it possible to combine flights, buses, and trains in one itinerary when traveling between San Juan and San Antonio?
What is Virtual Interlining and how do I use it?
Which airlines fly between San Juan and San Antonio?
When's the best time to travel between San Juan and San Antonio?
What flights operate between San Juan and San Antonio?
How many airports are there near San Juan?
How many airports are there near San Antonio?
What time do nonstop (direct) flights between San Juan and San Antonio depart?
What time do nonstop (direct) flights between San Juan and San Antonio arrive?
What time do flights between San Juan and San Antonio depart?
What time do flights between San Juan and San Antonio arrive?

Explore alternative trips

Flights from San Juan

Flights to San Antonio

Popular routes

Find the best connection from San Juan to San Antonio
Search flights, trains & buses

We hack the system,
you fly for less