Cheap flights from the United States to San Juan from $1,342

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to San Juan departing on 2/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from the United States to San Juan

Recent round-trip flight deals from the United States to San Juan

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:00 pm - 9:15 pm
EWR
-
UAQ
30h 15m3 stops
Multiple Airlines Logo
10:45 am - 10:57 am
UAQ
-
EWR
26h 12m3 stops
$1,342Multiple Airlines
Wed, Feb 4 - Wed, Feb 11

momondo Fare Finder

 
Customize your flight search to find flights from United States to San Juan that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from the United States to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

NewarkSan Juan

EWR - UAQ

EWRUAQ

Newark

Wed 2/4

1:00 pm-9:15 pm

3 stops30h 15m

San Juan Domingo F. Sarmiento

Wed 2/11

10:45 am-10:57 am

3 stops26h 12m

$1,342

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to San Juan from

How to get the cheapest flight ticket from United States to San Juan

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

What airlines fly to San Juan?

LATAM Airlines, Copa Airlines and Aerolineas Argentinas are the top three most popular airlines that fly to San Juan from United States according to our data. LATAM Airlines is the first choice among our users, with 70% of people opting to fly with this airline when traveling to San Juan. Keep in mind that there are 4 different airlines that fly to San Juan on a routine basis, so you have a few additional options to choose from.

Cheap United States to San Juan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to San Juan

Fastest flight time

24h 15m

Direct flights

None
The fastest flight from United States to San Juan takes 24h 15m
There are no direct flights from United States to San Juan. There are no popular flight routes from United States to San Juan.
  • When did momondo last update prices for flights from United States to San Juan Domingo F. Sarmiento Airport?

    Prices for flights from United States to San Juan Domingo F. Sarmiento Airport refresh daily.

  • How old do you have to be to fly from United States to San Juan Domingo F. Sarmiento Airport?

    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 layovers. It is recommended that you verify with the airline you are booking with for travel from United States to San Juan Domingo F. Sarmiento Airport.

  • What documentation or ID do you need to fly to San Juan Domingo F. Sarmiento Airport?

    The travel and health documents you'll need for your trip to San Juan Domingo F. Sarmiento Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Juan Domingo F. Sarmiento Airport. It is always advisable to seek 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 from United States to San Juan?

Finding the right flight to San Juan from United States 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 United States to San Juan with flexible booking policies on momondo?

Flights from United States 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 from United States 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 from United States to San Juan.

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

Yes. momondo can track prices for United States to San Juan flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your San Juan 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 1/22
Thu 1/29

Find better results for your trip to Argentina