$2,398 Cheap flights to San Juan
This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to San Juan departing on 15/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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San Juan flights insights and trends
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What is the cheapest month to fly to San Juan?
The month of March is, on average, the cheapest month to fly to San Juan from Australia, with most prices found around $1,689. If you aren’t able to travel to San Juan during the month of March, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $1,855.
What is the cheapest day to depart on your flight to San Juan?
Our data shows that Monday is the least expensive day to fly to San Juan. Tickets to fly out on this day can be as low as $2,125. Flights from Australia to San Juan on a Friday will generally be more expensive and average around $3,297. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
Cheapest flights to San Juan
Find the cheapest flights to San Juan from your nearest city or airport
| CHEAPEST MONTH TO FLY TO SAN JUAN FROM SYDNEY | March | 31% cheaper | Flying from Sydney to San Juan costs on average just $1,689 in March |
| MOST EXPENSIVE MONTH TO FLY TO SAN JUAN FROM SYDNEY | December | 36% more expensive | It costs about $3,322 for flights to San Juan from Sydney in December |
| MOST POPULAR MONTH TO FLY TO SAN JUAN FROM SYDNEY | December | 450% more users visited | More momondo users searched in flights to San Juan from Sydney in December than any other month |
Cheap San Juan flight deals and tips
Summary info about San Juan flight prices, duration and airlines
Best Round-Trip Price | $2,398 |
|---|---|
Fastest flight time | 26h 42m |
Popular in | July |
Frequently asked questions about flying to San Juan
Is there an alternative airport near San Juan?
Those flying to San Juan could potentially find better pricing at San Juan Isla Grande Airport (2 km from San Juan city centre), Ceiba J. Aponte de la Torre Airport (55 km from San Juan city centre), Ponce Mercedita Airport (70 km from San Juan city centre), Vieques Airport (75 km from San Juan city centre) or Culebra Airport (87 km from San Juan city centre) depending on the month and departure airport.
Are there flights to Santurce?
Yes, you can get a flight ticket to San Juan Luis Munoz Marin Intl if you want to reach Santurce. It is the nearest San Juan airport (5.2 km away).
What’s the closest airport to Cruise Line Terminal?
The closest airport to Cruise Line Terminal is San Juan Luis Munoz Marin Intl, 11.6 km away.
How long does it take to fly to San Juan?
If you’re flying from a popular airport in Australia, such as Sydney Kingsford Smith or Melbourne, and flying into San Juan, then you can expect flight times to average 28h 24m and , respectively.
When did momondo last update prices for flights to San Juan?
Prices for flights to San Juan are updated daily.
How many operators does momondo search for flights to San Juan?
As of July 2025, there are 4 operators available to choose from for flights to San Juan.
How old do you have to be to fly to San Juan?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to San Juan.
What documentation or ID do you need to fly to San Juan?
The necessary travel and health documents for your San Juan trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal to San Juan?
Finding the right flight to San Juan is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. These options can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Juan quick and easy, saving you time and money.
Can I find flights to San Juan with flexible booking policies on momondo?
Flights to San Juan with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights to San Juan?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight to San Juan.
I’m not ready to book a flight to San Juan right now. Can momondo alert me if prices change?
Yes. momondo can track flight prices for San Juan and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.
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Popular Flights to San Juan
Popular routes according to searches in the past day on momondo
Cheapest flight routes to San Juan
These routes have the cheapest flights to San Juan found by momondo users in Australia
| Departing | Destination | Best Time | Best Price |
|---|---|---|---|
| Sydney | San Juan | 28h 24m | $2,153 |