Route Price Intelligence
Cheap Flights From Austin to San Juan
Live pricing benchmarks, monthly patterns, and historical lows for this route.
⭐ Great DealFound 16h ago
$248San Juan from Austin just dropped to $248, a 46% discount on this Puerto Rico route. No passport needed and it's a solid match for a winter beach trip, with fares this low on Frontier not showing up often out of AUS.
✓ 31 date combinations found at this price
Search Google FlightsTypical Price
$356
Great Deal
Under $209
Typical Range
$209 – $452
Lowest We've Seen
$126
Based on 271 price pointshigh confidence
Monthly Price Guide
Jan
$356
Feb
$356
Mar
$457
Apr
$389
May
—
Jun
—
Jul
$546
Aug
$361
Sep
$296
Oct
$297
Nov
$354
Dec
$457
Cheapest Average Expensive
Best Time to Fly from Austin to San Juan
The cheapest time to fly from Austin to San Juan is typically September, when fares average around $296. The most expensive month tends to be July at around $546. For the best deals, consider flying in September, October, November.
Typical Price by Travel Month
Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route
Cheapest month: October11,666 fares analyzedTypical low: $336
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