Cheap flights from Jacksonville International to San Juan

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Flight deals from Jacksonville International to San Juan

Looking for a cheap last-minute deal or the best round-trip flight from Jacksonville International Airport to San Juan? If you want to travel next month, round-trip fares start from $148. Find the lowest prices on one-way and round-trip tickets right here.

San Juan.$142 per passenger.Departing Wed, May 27, returning Sat, May 30.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Jacksonville International on Wed, May 27, arriving in San Juan Luis Munoz Marin.Inbound direct flight with Frontier Airlines departing from San Juan Luis Munoz Marin on Sat, May 30, arriving in Jacksonville International.Price includes taxes and charges.From $142, select.

San Juan.$148 per passenger.Departing Mon, Jun 8, returning Sat, Jun 13.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Jacksonville International on Mon, Jun 8, arriving in San Juan Luis Munoz Marin.Inbound direct flight with Frontier Airlines departing from San Juan Luis Munoz Marin on Sat, Jun 13, arriving in Jacksonville International.Price includes taxes and charges.From $148, select.

San Juan.$174 per passenger.Departing Mon, Jul 20, returning Thu, Jul 30.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Jacksonville International on Mon, Jul 20, arriving in San Juan Luis Munoz Marin.Inbound direct flight with Frontier Airlines departing from San Juan Luis Munoz Marin on Thu, Jul 30, arriving in Jacksonville International.Price includes taxes and charges.From $174, select.

San Juan.$174 per passenger.Departing Wed, Aug 5, returning Wed, Aug 12.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Jacksonville International on Wed, Aug 5, arriving in San Juan Luis Munoz Marin.Inbound direct flight with Frontier Airlines departing from San Juan Luis Munoz Marin on Wed, Aug 12, arriving in Jacksonville International.Price includes taxes and charges.From $174, select.

San Juan.$176 per passenger.Departing Sat, Aug 29, returning Wed, Sep 2.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Jacksonville International on Sat, Aug 29, arriving in San Juan Luis Munoz Marin.Inbound direct flight with Frontier Airlines departing from San Juan Luis Munoz Marin on Wed, Sep 2, arriving in Jacksonville International.Price includes taxes and charges.From $176, select.

San Juan.$178 per passenger.Departing Thu, May 28, returning Thu, Jun 4.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Jacksonville International on Thu, May 28, arriving in San Juan Luis Munoz Marin.Inbound direct flight with Frontier Airlines departing from San Juan Luis Munoz Marin on Thu, Jun 4, arriving in Jacksonville International.Price includes taxes and charges.From $178, select.

San Juan.$184 per passenger.Departing Thu, Sep 17, returning Sun, Sep 20.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Jacksonville International on Thu, Sep 17, arriving in San Juan Luis Munoz Marin.Inbound direct flight with Frontier Airlines departing from San Juan Luis Munoz Marin on Sun, Sep 20, arriving in Jacksonville International.Price includes taxes and charges.From $184, select.

San Juan.$196 per passenger.Departing Thu, Jul 30, returning Tue, Aug 4.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Jacksonville International on Thu, Jul 30, arriving in San Juan Luis Munoz Marin.Inbound direct flight with Frontier Airlines departing from San Juan Luis Munoz Marin on Tue, Aug 4, arriving in Jacksonville International.Price includes taxes and charges.From $196, select.

San Juan.$225 per passenger.Departing Tue, Sep 1, returning Thu, Oct 1.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Jacksonville International on Tue, Sep 1, arriving in San Juan Luis Munoz Marin.Inbound direct flight with Frontier Airlines departing from San Juan Luis Munoz Marin on Thu, Oct 1, arriving in Jacksonville International.Price includes taxes and charges.From $225, select.

San Juan.$227 per passenger.Departing Thu, Oct 8, returning Sun, Oct 11.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Jacksonville International on Thu, Oct 8, arriving in San Juan Luis Munoz Marin.Inbound direct flight with Frontier Airlines departing from San Juan Luis Munoz Marin on Sun, Oct 11, arriving in Jacksonville International.Price includes taxes and charges.From $227, select.

San Juan.$231 per passenger.Departing Thu, Jun 25, returning Thu, Jul 9.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Jacksonville International on Thu, Jun 25, arriving in San Juan Luis Munoz Marin.Inbound indirect flight with Frontier Airlines, departing from San Juan Luis Munoz Marin on Thu, Jul 9, arriving in Jacksonville International.Price includes taxes and charges.From $231, select.

San Juan.$238 per passenger.Departing Tue, Jun 23, returning Wed, Jul 1.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Jacksonville International on Tue, Jun 23, arriving in San Juan Luis Munoz Marin.Inbound direct flight with Frontier Airlines departing from San Juan Luis Munoz Marin on Wed, Jul 1, arriving in Jacksonville International.Price includes taxes and charges.From $238, select.

San Juan.$244 per passenger.Departing Thu, Nov 5, returning Sun, Nov 15.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Jacksonville International on Thu, Nov 5, arriving in San Juan Luis Munoz Marin.Inbound direct flight with Frontier Airlines departing from San Juan Luis Munoz Marin on Sun, Nov 15, arriving in Jacksonville International.Price includes taxes and charges.From $244, select.

San Juan.$356 per passenger.Departing Tue, Apr 13, returning Sat, Apr 17.Round-trip flight with United.Outbound indirect flight with United, departing from Jacksonville International on Tue, Apr 13, arriving in San Juan Luis Munoz Marin.Inbound indirect flight with United, departing from San Juan Luis Munoz Marin on Sat, Apr 17, arriving in Jacksonville International.Price includes taxes and charges.From $356, select.

San Juan.$388 per passenger.Departing Wed, Dec 30, returning Wed, Jan 6.Round-trip flight with jetBlue.Outbound direct flight with jetBlue departing from Jacksonville International on Wed, Dec 30, arriving in San Juan Luis Munoz Marin.Inbound direct flight with jetBlue departing from San Juan Luis Munoz Marin on Wed, Jan 6, arriving in Jacksonville International.Price includes taxes and charges.From $388, select.

San Juan.$452 per passenger.Departing Wed, Dec 9, returning Sun, Dec 13.Round-trip flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departing from Jacksonville International on Wed, Dec 9, arriving in San Juan Luis Munoz Marin.Inbound indirect flight with Southwest Airlines, departing from San Juan Luis Munoz Marin on Sun, Dec 13, arriving in Jacksonville International.Price includes taxes and charges.From $452, select.

Find the cheapest month to fly from Jacksonville International to San Juan

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Jacksonville International to San Juan flights are currently cheapest in May.

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Direct flights from Jacksonville International to San Juan

Alternative Jacksonville International to San Juan routes

Looking for the cheapest, fastest or easiest route from Jacksonville International to San Juan? You could fly into the following airports instead.

Jacksonville to San Juan: Flight information

The things to know before you go.

Cheapest flight found	$142
Cheapest month to fly	May
Average flight time	3 hrs, 1 min
Most popular airline	jetBlue
Average flights per week	14

Finding cheap flights from Jacksonville International to San Juan: Frequently asked questions

How many airports are there in San Juan?

There are 6 airports in San Juan: San Juan Isla Grande, San Juan Luis Munoz Marin, Roosevelt Roads, Ponce, Vieques, and Culebra.

How much are round-trip flights from Jacksonville International to San Juan?

The best price we found for a round-trip flight from Jacksonville International to San Juan is $142. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Jacksonville International to San Juan?

Currently, there are no airlines that fly direct from Jacksonville International to San Juan. But we found flights with one or more stops from $143.

How many flights are there a week from Jacksonville International to San Juan?

There are no flights flying from Jacksonville International to San Juan, as of May 2026.

When is the cheapest time to fly from Jacksonville International to San Juan?

The cheapest month to fly from Jacksonville International to San Juan is usually May.

What's the cheapest airport to fly to in San Juan?

If you're flying from Jacksonville International Airport, the cheapest airport near San Juan is San Juan Luis Munoz Marin – which is 11.3 km away from the center of San Juan. We've found flights to this airport from $142.

Which upcoming date is cheapest to fly from Jacksonville International Airport to San Juan on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Jacksonville International Airport to San Juan on Wednesday, May 27, 2026.

Can I get a direct flight from Jacksonville International Airport to San Juan?

Yes – the average flight time is 3 hours and 1 minute.

How can I get the best flight deal from Jacksonville International Airport to San Juan?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Juan but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to San Juan?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to San Juan is around 40 days in advance, so don’t leave your flight to the last minute.

What’s the weather like in San Juan?

In May, the average temperature is usually around 27°C. August is typically the warmest month in San Juan, when it usually averages around 29°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging 23°C. The rainiest month is September.

Which is the cheapest airline to fly with from Jacksonville International Airport to San Juan?

Currently, Frontier Airlines offers the cheapest flight tickets to San Juan.

Traveling from Jacksonville International Airport (JAX) to San Juan: what you need to know

Expect to be in the air for 3 hours 30 minutes. That's the average journey time for a direct flight from Jacksonville International Airport to San Juan.
San Juan's timezone is UTC-4, which is the same as Jacksonville (the location of Jacksonville International Airport).
Jacksonville International Airport (JAX) to Luis Munoz Marin International Airport (SJU) is the most popular route, with two departures a week to pick from. If you prefer starting your day later, the last flight from JAX to SJU is with Frontier Airlines at 22:34. Choose the first departure operated by Frontier Airlines at 14:40 if you want to fly out earlier.
For hassle-free travel, arrive at the airport two hours ahead of international flights and one hour before domestic departures. That way, you won't have to rush to catch your JAX to San Juan flight.
Traveling during a peak time like public or school holidays? Expect longer lines at security and check-in. Play it safe and arrive up to four hours before international flights and two hours ahead of domestic departures.
You can book a direct Jacksonville International Airport to San Juan ticket. Start your trip at JAX and touch down at Luis Munoz Marin International Airport (SJU).
Book your favorite seat with Frontier Airlines. This well-known carrier operates direct flights from Jacksonville International Airport to San Juan.
Stopovers are the perfect opportunity to break up your journey and maybe even tick a new city off your list. When browsing for flight tickets from JAX to San Juan, uncheck the 'Direct flights only' box to see where you can stop along the way. Here are some options to consider:
- Hartsfield-Jackson Atlanta International Airport (ATL)
- Charlotte Douglas International Airport (CLT)
- Miami International Airport (MIA)
Located around 18 kilometers from central Jacksonville, JAX can be reached in about 15 minutes by car, depending on traffic. The journey on public transport will take roughly 1 hour 20 minutes.
In search of a hotel close to JAX? If you're boarding an early flight from Jacksonville International Airport to San Juan, these accommodation options set you up for a seamless send-off:
80.42% of flights departing from Jacksonville International Airport land at their destination according to schedule. With its reliable on-time performance, disruptions are unlikely when flying out of JAX.
You'll find JAX at 2400 Yankee Clipper Drive.

How to find the cheapest flights from Jacksonville International Airport (JAX) to San Juan

$71 is currently the best price for a one-way Jacksonville International Airport to San Juan flight. A return flight ticket starts at $143. These fares can change depending on availability.
Book one month before traveling. Pricing trends show that this is the ideal window for finding cheap flights from JAX to San Juan.
The best month for picking up cheap Jacksonville International Airport to San Juan tickets is May. Use the 'Whole month' tool to compare all available prices, then select the dates that offer the biggest savings.
Never miss a deal on cheap flights from JAX to San Juan by setting up a Price Alert. You'll receive an email or notification on the app when a lower fare becomes available.
Save on your flight from Jacksonville International Airport to San Juan with the help of our filters. Select your ideal times, number of stops and airlines, then sort the results by 'Cheapest' to see the best deals.

Airports in San Juan

Luis Munoz Marin International Airport (SJU)

Luis Munoz Marin International Airport (SJU) is around 8 kilometers from the center of San Juan. If you're grabbing a cab or a ride-share, the drive takes about 10 minutes.
Getting there by public transport takes around 55 minutes.
If you're coming in on a late flight from Jacksonville International Airport to San Juan, nothing beats the convenience of staying near the terminal. Grab your suitcases from the carousel and then be showered and snoozing soon after at one of these accommodation options near SJU:
Get on the fast track to adventure by picking up a Luis Munoz Marin International Airport rental car. Grab a set of wheels from Sixt, Ace Rent a Car or U-Save and explore beyond San Juan's usual tourist stops.
Booking your ride from Luis Munoz Marin International Airport about two weeks in advance of your flight from JAX to San Juan can help you lock in the lowest rate.

Fernando Luis Ribas Dominicci Airport (SIG)

Once your flight from Jacksonville International Airport to San Juan has landed, you can make your way to the city center in about 15 minutes by car. Central San Juan is roughly 8 kilometers from Fernando Luis Ribas Dominicci Airport (SIG).
Traveling by public transport will take around 1 hour.
Place the 'Do not disturb' sign on your door and relax at a hotel close to SIG. Here are a few options where you can check in after your JAX to San Juan flight:

Best time to go to San Juan

Carefully consider your travel dates before booking your flight from Jacksonville International Airport to San Juan. The city comes alive in peak season, but prices are typically higher and top attractions can get busy. Go to San Juan in the low season for a quieter vibe.
Lock in a Jacksonville International Airport to San Juan flight ticket with a departure in September if you're eager to visit the city during its warmest month. You can expect temperatures to range from 23ºC (73ºF) to 33ºC (91ºF).
Look for cheap tickets from JAX to San Juan in February if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between 20ºC (68ºF) and 28ºC (82ºF) on average.

More about San Juan

Once you've booked your flight from Jacksonville International Airport to San Juan, choose a hotel that puts you right where the action is. Make one of these accommodation options your base for exploring San Juan:
There are so many things to explore in this city it can be tricky to know where to begin. La Garita del morro de san juan bahia, Castillo San Felipe del Morro and Fortaleza Street are highlights which should be on any well-planned San Juan itinerary.

Explore more of Puerto Rico

San Juan is always a good idea, but there are so many other parts of Puerto Rico you should also see. Around 113 kilometers west of San Juan, a visit to Aguadilla will keep you on the move. Start with popular sights like El Parterre, Aguadilla Ice Skating Arena and Bandera de los Reyes Magos.
Isabela is another standout destination in Puerto Rico and is around 105 kilometers west of San Juan. No journey is complete without experiencing Amarillo Mango, Urb. Llanos Piscina Park and Noches de Artesania.