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This economy class fare from San Francisco to San Juan was 44% below typical.
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San Francisco → San Juan
Frontier · Economy · 1 stop (13h 37m)
2h 58m layover in Orlando
SFO → SJU
Price Analysis
This fare is in the bottom 5th percentile — cheaper than 95% of fares we've tracked on this route. Economy flights from SFO to San Juan typically cost $586. This deal saves you $230. Only 3 travel dates available at this price — limited availability.
About This Destination
San Juan offers vibrant Caribbean culture with colorful colonial architecture in Old San Juan, pristine beaches, and excellent local cuisine featuring fresh seafood and traditional mofongo. The nearby El Yunque National Rainforest provides lush hiking trails and natural waterfalls just a short drive from the city.
Route & Airline
Frontier connects San Francisco to San Juan with one stop, offering budget-friendly fares on this popular West Coast to Caribbean route. With Frontier's no-frills approach, you'll have flexibility on baggage and seat selection while keeping base fares competitive.
Travel Tips
June and July are peak summer season in Puerto Rico with warm temperatures but higher humidity and increased rainfall — pack light, breathable clothing and rain gear. Consider exchanging some currency before arrival, though US dollars are widely accepted since Puerto Rico uses the US currency.
Booking Guidance
With four available travel dates across June and July 2026, you have good flexibility to choose dates that work for your schedule. Before booking, review Frontier's baggage policy and seat selection fees to understand the full cost, and confirm entry requirements with travel.state.gov for the most current information. The dates shown below are just a sample — experiment with dates that work best for your schedule. If the deal is still active but you can't pull up the price, try Google Flights below for the most up-to-date availability.
Prices and availability are sourced from third-party providers and may change without notice. SkySnags is not a travel agency — we find and surface deals, but all bookings are made directly through the airline or travel search provider (Google Flights, Skyscanner, Kayak, etc.). We are not responsible for fare accuracy, booking issues, or changes after publication. Always verify the final price before completing your purchase.
Fare Details
Economy
Roundtrip
1 stop
2h 58m layover in Orlando
Frontier
13h 37m
$586
$356
$230 (44% off)
Travel Dates
6/2/2026 - 6/16/2026
Prices checked 6w ago3 dates available
Price History
San Francisco → San Juan
See every deal we've found on this route — past and present.
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