⚡ Fare recorded April 25, 2026 · Prices change daily

Austin to San Juan flights

Austin (AUS) to San Juan (SJU): 2,143 miles (3,449 km) great-circle, about 4h 45m nonstop by our estimate. Cheapest fare observed: $584 round-trip on American Airlines, with 1 stop, departing May 21, 2026.

AAAmerican AirlinesAA2577
Depart
AUS
Austin, USA
19:56
2026-05-21
✈
Arrive
SJU
San Juan, United States
Returns 02:05
2026-05-25
Stops
1 stop
Distance
2,143 mi
Est. nonstop time
4h 45m
Trip type
Round-trip
$584
Round-trip · per person
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About this flight

When did the cheapest Austin to San Juan fare fly?

$584 round-trip, American Airlines AA2577, departing 2026-05-21 at 19:56, returning 2026-05-25. The recorded itinerary left on a Thursday, returning on a Monday 4 nights later; the fare was observed 26 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.

Route facts

How far is Austin from San Juan?

  • Distance: 2,143 miles (3,449 km) great-circle, heading east.
  • Estimated nonstop flight time: about 4h 45m.
  • Departure airport: Austin-Bergstrom International Airport (AUS), Austin, United States, UTC-5 on May 21, 2026.
  • Arrival: Luis Munoz Marin International Airport (SJU), United States, UTC-4 on May 21, 2026.
  • Time difference: San Juan is 1 hour ahead of Austin on the recorded date.
  • Route type: domestic, within United States.
  • Arrival airport elevation: 9 ft.
  • Recorded itinerary: American Airlines AA2577, 1 stop, round-trip, 4 days between departure and return.
Fare comparison

How does the Austin to San Juan fare compare with other routes from AUS?

At $584, it ranked 22nd of the 30 round-trip fares we recorded from AUS (median $292). That is 27.2 cents per great-circle mile (round-trip price over one-way distance), above the AUS median of 22.5 cents across 30 round-trip routes.

Routes from AUS of similar length: Bogota (2,335 mi) at $169 and Seattle (1,769 mi) at $239.

American Airlines had the cheapest fare on 5 of 30 AUS routes. It is the 9th longest of the 30 routes we track from AUS.

Other ways in

What did other cities pay to fly to San Juan?

Of 20 departure airports with a fare to San Juan, Austin (AUS) ranked 19th at $584. Lowest: $127 from Orlando (MCO); highest: $632 from Washington DC (IAD); 7 nonstop. Cheapest-fare airlines (routes): Frontier (9), Spirit (4), American Airlines (2), JetBlue (2), Southwest (1) and United Airlines (1), plus 1 more.

Sources

Where do these numbers come from?

Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Chicago, America/Puerto_Rico; flight time is our estimate.

FAQ

Austin to San Juan flight questions

How far is Austin from San Juan by plane?

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Austin is about 2,143 miles (3,449 km) from San Juan on a great-circle line from Austin-Bergstrom International Airport (AUS) to Luis Munoz Marin International Airport (SJU), heading east. It is the 9th longest of the 30 routes we track from AUS. The recorded itinerary had 1 stop, so the distance flown was longer.

How long is the flight from Austin to San Juan?

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About 4h 45m nonstop by our estimate for 2,143 miles (500 mph cruise plus 30 minutes, not a timetable). The recorded American Airlines fare was with 1 stop. 20 airports in our feed had a fare to San Juan; this one ranked 19th, and 7 of the 20 were nonstop.

What is the time difference between Austin and San Juan?

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On May 21, 2026, Austin was on UTC-5 (America/Chicago) and San Juan on UTC-4 (America/Puerto_Rico), so San Juan was 1 hour ahead of Austin: noon in Austin was 13:00 in San Juan. Daylight saving changes it: in mid-January 2026 the gap is San Juan 2 hours ahead, in mid-July San Juan 1 hour ahead.

How much is a flight from Austin to San Juan?

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As observed on April 25, 2026: $584 per person round-trip on American Airlines flight AA2577, departing May 21, 2026, returning May 25, 2026, with 1 stop. At $584, it ranked 22nd of the 30 round-trip fares we recorded from AUS (median $292). That is 27.2 cents per great-circle mile (round-trip price over one-way distance), above the AUS median of 22.5 cents across 30 round-trip routes. Prices change daily, so check the live fare.

Is there a nonstop flight from Austin to San Juan?

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The cheapest recorded fare had 1 stop; our feed keeps only the cheapest fare per route, so a pricier nonstop may exist. Into San Juan, 7 of the 20 recorded fares were nonstop. From AUS, 4 of 30 were. Routes from AUS of similar length: Bogota (2,335 mi) at $169 and Seattle (1,769 mi) at $239.

Which airports serve flights from Austin to San Juan?

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It departs Austin-Bergstrom International Airport (AUS) in Austin, United States, and arrives at Luis Munoz Marin International Airport (SJU) in San Juan, United States. A domestic United States flight. American Airlines had the cheapest fare on 5 of 30 AUS routes.

Where else near San Juan can you fly from Austin?

Miami (MIA) $283Fort Lauderdale (FLL) $258Bogota (BOG) $169Orlando (ORL) $127Cancun (CUN) $364Raleigh-Durham (RDU) $282All flights from Austin →

Other cities with flights to San Juan

From Orlando (MCO) $127From Philadelphia (PHL) $134From Tampa (TPA) $142From Punta Cana (PUJ) $148From Newark (EWR) $150From Fort Lauderdale (FLL) $163

Ready to fly?

Book American Airlines AUS → SJU · $584 →