What is the cheapest airline that flies from Trenton-Mercer to San Juan Luis Munoz Marin Intl?

Frontier is the most popular carrier operating from Trenton-Mercer to San Juan Luis Munoz Marin Intl

What airlines fly to San Juan Luis Munoz Marin Intl Airport?

Frontier, JetBlue and United Airlines are the top three most popular airlines that fly to San Juan Luis Munoz Marin Intl Airport from Trenton, New Jersey according to our data. Frontier is the first choice among our users, with 42% of people opting to fly with this airline when traveling to San Juan Luis Munoz Marin Intl Airport. Keep in mind that there are 5 different airlines that fly to San Juan Luis Munoz Marin Intl Airport on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Trenton-Mercer Airport to San Juan Luis Munoz Marin Intl Airport?

Prices for flights from Trenton-Mercer Airport to San Juan Luis Munoz Marin Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Trenton-Mercer Airport to San Juan Luis Munoz Marin Intl Airport?

There is 1 operator available for flights from Trenton-Mercer Airport to San Juan Luis Munoz Marin Intl Airport as of September 2026.

How old do you have to be to fly from Trenton-Mercer Airport to San Juan Luis Munoz Marin Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Trenton-Mercer Airport to San Juan Luis Munoz Marin Intl Airport.

What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

The necessary travel and health documents for your San Juan Luis Munoz Marin Intl Airport 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 license 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.

$125 Cheap Flights from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Trenton, New Jersey to San Juan

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:01 pm - 10:15 amTTN Trenton-Mercer-SJU San Juan Luis Munoz Marin Intl

13h 14m1 stop Orlando

7:25 pm - 7:15 pmSJU San Juan Luis Munoz Marin Intl-TTN Trenton-Mercer

24h 50m1 stop Orlando

$258Frontier

Sun, Nov 8 - Wed, Nov 11

7:39 pm - 9:03 amTTN Trenton-Mercer-SJU San Juan Luis Munoz Marin Intl

13h 24m1 stop Orlando

7:23 am - 7:15 pmSJU San Juan Luis Munoz Marin Intl-TTN Trenton-Mercer

11h 52m1 stop Orlando

$258Frontier

Sat, Oct 24 - Sat, Oct 31

11:24 am - 5:06 pmTTN Trenton-Mercer-SJU San Juan Luis Munoz Marin Intl

29h 42m1 stop Tampa

10:20 am - 7:15 pmSJU San Juan Luis Munoz Marin Intl-TTN Trenton-Mercer

8h 55m1 stop Orlando

$258Frontier

Fri, Oct 23 - Sat, Oct 31

8:01 pm - 2:43 pmTTN Trenton-Mercer-SJU San Juan Luis Munoz Marin Intl

17h 42m1 stop Orlando

10:54 pm - 8:57 pmSJU San Juan Luis Munoz Marin Intl-TTN Trenton-Mercer

23h 03m1 stop Tampa

$258Frontier

Mon, Nov 16 - Fri, Nov 20

8:01 pm - 10:15 amTTN Trenton-Mercer-SJU San Juan Luis Munoz Marin Intl

13h 14m1 stop Orlando

10:21 pm - 10:34 amSJU San Juan Luis Munoz Marin Intl-TTN Trenton-Mercer

13h 13m1 stop Orlando

$258Frontier

Mon, Nov 9 - Mon, Nov 23

11:03 am - 2:13 amTTN Trenton-Mercer-SJU San Juan Luis Munoz Marin Intl

14h 10m1 stop Orlando

3:43 am - 10:18 amSJU San Juan Luis Munoz Marin Intl-TTN Trenton-Mercer

7h 35m1 stop Orlando

$258Frontier

Tue, Dec 8 - Tue, Dec 15

11:24 am - 11:57 pmTTN Trenton-Mercer-SJU San Juan Luis Munoz Marin Intl

12h 33m1 stop Tampa

7:23 am - 7:15 pmSJU San Juan Luis Munoz Marin Intl-TTN Trenton-Mercer

12h 52m1 stop Orlando

$258Frontier

Fri, Oct 23 - Sun, Nov 1

11:24 am - 5:06 pmTTN Trenton-Mercer-SJU San Juan Luis Munoz Marin Intl

29h 42m1 stop Tampa

2:55 am - 7:15 pmSJU San Juan Luis Munoz Marin Intl-TTN Trenton-Mercer

16h 20m1 stop Orlando

$258Frontier

Fri, Oct 23 - Thu, Oct 29

12:10 pm - 3:06 pmTTN Trenton-Mercer-SJU San Juan Luis Munoz Marin Intl

25h 56m1 stop Orlando Sanford Intl

3:50 am - 10:28 amSJU San Juan Luis Munoz Marin Intl-TTN Trenton-Mercer

7h 38m1 stop Orlando

$393Multiple Airlines

Fri, Dec 4 - Mon, Dec 7

11:23 am - 6:32 pmTTN Trenton-Mercer-SJU San Juan Luis Munoz Marin Intl

30h 09m1 stop Orlando

7:43 pm - 11:20 amSJU San Juan Luis Munoz Marin Intl-TTN Trenton-Mercer

16h 37m1 stop Orlando

$417Multiple Airlines

Wed, Dec 2 - Sun, Dec 6

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Frontier flights from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport

Our best Frontier deals on Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport flight tickets

Frontier

Oct 23

TTN11:24 amTrenton-Mercer

29h 42m

1 stop

SJU5:06 pmSan Juan Luis Munoz Marin Intl

Oct 29

SJU2:55 amSan Juan Luis Munoz Marin Intl

16h 20m

1 stop

TTN7:15 pmTrenton-Mercer

$258

Frontier

Oct 26

TTN7:39 pmTrenton-Mercer

13h 36m

1 stop

SJU9:15 amSan Juan Luis Munoz Marin Intl

Oct 31

SJU3:55 amSan Juan Luis Munoz Marin Intl

16h 20m

1 stop

TTN7:15 pmTrenton-Mercer

$265

Frontier

Dec 8

TTN11:03 amTrenton-Mercer

14h 10m

1 stop

SJU2:13 amSan Juan Luis Munoz Marin Intl

Dec 10

SJU3:43 amSan Juan Luis Munoz Marin Intl

7h 35m

1 stop

TTN10:18 amTrenton-Mercer

$274

momondo Fare Finder

Use the filters below to find and compare flights from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TrentonSan Juan

TTN Trenton-Mercer - SJU San Juan Luis Munoz Marin Intl

TTNSJU

Trenton-Mercer

Sun 11/8

8:01 pm-10:15 am

1 stop13h 14m

San Juan Luis Munoz Marin Intl

Wed 11/11

7:25 pm-7:15 pm

1 stop24h 50m

$258

TrentonSan Juan

TTN Trenton-Mercer - SJU San Juan Luis Munoz Marin Intl

TTNSJU

Trenton-Mercer

Sat 10/24

7:39 pm-9:03 am

1 stop13h 24m

San Juan Luis Munoz Marin Intl

Sat 10/31

7:23 am-7:15 pm

1 stop11h 52m

$258

TrentonSan Juan

TTN Trenton-Mercer - SJU San Juan Luis Munoz Marin Intl

TTNSJU

Trenton-Mercer

Fri 10/23

11:24 am-5:06 pm

1 stop29h 42m

San Juan Luis Munoz Marin Intl

Sat 10/31

10:20 am-7:15 pm

1 stop8h 55m

$258

TrentonSan Juan

TTN Trenton-Mercer - SJU San Juan Luis Munoz Marin Intl

TTNSJU

Trenton-Mercer

Mon 11/16

8:01 pm-2:43 pm

1 stop17h 42m

San Juan Luis Munoz Marin Intl

Fri 11/20

10:54 pm-8:57 pm

1 stop23h 03m

$258

TrentonSan Juan

TTN Trenton-Mercer - SJU San Juan Luis Munoz Marin Intl

TTNSJU

Trenton-Mercer

Mon 11/9

8:01 pm-10:15 am

1 stop13h 14m

San Juan Luis Munoz Marin Intl

Mon 11/23

10:21 pm-10:34 am

1 stop13h 13m

$258

Quickest round-trip

TrentonSan Juan

TTN Trenton-Mercer - SJU San Juan Luis Munoz Marin Intl

TTNSJU

Trenton-Mercer

Tue 12/8

11:03 am-2:13 am

1 stop14h 10m

San Juan Luis Munoz Marin Intl

Tue 12/15

3:43 am-10:18 am

1 stop7h 35m

$258

TrentonSan Juan

TTN Trenton-Mercer - SJU San Juan Luis Munoz Marin Intl

TTNSJU

Trenton-Mercer

Fri 10/23

11:24 am-11:57 pm

1 stop12h 33m

San Juan Luis Munoz Marin Intl

Sun 11/1

7:23 am-7:15 pm

1 stop12h 52m

$258

TrentonSan Juan

TTN Trenton-Mercer - SJU San Juan Luis Munoz Marin Intl

TTNSJU

Trenton-Mercer

Fri 10/23

11:24 am-5:06 pm

1 stop29h 42m

San Juan Luis Munoz Marin Intl

Thu 10/29

2:55 am-7:15 pm

1 stop16h 20m

$258

TrentonSan Juan

TTN Trenton-Mercer - SJU San Juan Luis Munoz Marin Intl

TTNSJU

Trenton-Mercer

Fri 12/4

12:10 pm-3:06 pm

1 stop25h 56m

San Juan Luis Munoz Marin Intl

Mon 12/7

3:50 am-10:28 am

1 stop7h 38m

$393

TrentonSan Juan

TTN Trenton-Mercer - SJU San Juan Luis Munoz Marin Intl

TTNSJU

Trenton-Mercer

Wed 12/2

11:23 am-6:32 pm

1 stop30h 09m

San Juan Luis Munoz Marin Intl

Sun 12/6

7:43 pm-11:20 am

1 stop16h 37m

$417

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

On average, the least expensive day to fly to San Juan Luis Munoz Marin Intl Airport from Trenton, New Jersey is on a Monday. momondo users have found tickets for Monday departures for as low as $351. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Trenton, New Jersey because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $394.

What is the cheapest time of day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

The cheapest time of day to fly to San Juan Luis Munoz Marin Intl Airport is at noon when flights can be purchased for as low as $309. Flights in the morning are often more expensive with an average ticket price of $386.

When to book flights from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport (TTN to SJU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport

Best Price Found	$125
Fastest flight time	7h 36m
Direct flights	None

The best one-way flight to San Juan Luis Munoz Marin Intl Airport from Trenton, New Jersey in the past 72 hours is $125. The best round-trip flight deal from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport found on momondo in the last 72 hours is $258.

The fastest flight from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport takes 7h 36m

There are no direct flights from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport. There are no popular flight routes from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport.

Search flight deals

Frequently asked questions about flying from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport

How far is Trenton-Mercer to San Juan Luis Munoz Marin Intl by plane?
San Juan Luis Munoz Marin Intl is 1591.5 mi away from Trenton-Mercer. 7h 36m is a normal flight duration for this route.
When did momondo last update prices for flights from Trenton-Mercer Airport to San Juan Luis Munoz Marin Intl Airport?
Prices for flights from Trenton-Mercer Airport to San Juan Luis Munoz Marin Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Trenton-Mercer Airport to San Juan Luis Munoz Marin Intl Airport?
There is 1 operator available for flights from Trenton-Mercer Airport to San Juan Luis Munoz Marin Intl Airport as of September 2026.
How old do you have to be to fly from Trenton-Mercer Airport to San Juan Luis Munoz Marin Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Trenton-Mercer Airport to San Juan Luis Munoz Marin Intl Airport.
What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?
The necessary travel and health documents for your San Juan Luis Munoz Marin Intl Airport 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 license 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.
What is the most popular airline from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport?
momondo data reveals that the most frequently booked airline on the route from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport is Frontier, representing 100% of all bookings.

Best airlines flying from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $147	Free Cancellation	Rating 5.6 2,593 reviews		Search Frontier flights

Carolina

Fajardo

Dorado

Luquillo

Rio Grande

Humacao

Caguas

Bayamón

Why use momondo?

Why should I use momondo to find a flight deal from Trenton to San Juan?

Finding the right flight to San Juan from Trenton is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that 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 from Trenton to San Juan with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Juan from Trenton with this policy.

How can momondo help me find flights from Trenton to San Juan?

momondo helps you find the best flight between Trenton and San Juan by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Trenton to San Juan right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Trenton to San Juan now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Juan and let you know when they change.

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Cheap flights from Trenton, New Jersey to San Juan from $125

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Trenton, New Jersey to San Juan departing on 11/16. 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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Frontier flights from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport

Our best Frontier deals on Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport flight tickets

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Use the filters below to find and compare flights from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport that are best for you.

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How to get the cheapest flight ticket from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport

What is the cheapest day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

What is the cheapest time of day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

What is the cheapest airline that flies from Trenton-Mercer to San Juan Luis Munoz Marin Intl?

What airlines fly to San Juan Luis Munoz Marin Intl Airport?

When to book flights from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport

Cheap Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport (TTN to SJU) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport

Best airlines flying from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from Trenton, New Jersey to San Juan Luis Munoz Marin Intl Airport with momondo

Traveling to a place near San Juan?

Why use momondo?

An easier way to manage your San Juan Luis Munoz Marin Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to San Juan

Trenton, New Jersey flight routes

According to popular flight searches on momondo this year

San Juan Luis Munoz Marin Intl Airport flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to San Juan

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List of cabin classes available on flights landing in San Juan. Availability may vary depending on flight origin and airline.

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