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Rosario

$1,630+ Cheap flights from Newark (EWR) to Rosario (ROS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — ROS
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap flight deals from Newark to Rosario

Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) to Rosario (ROS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated junio 12, 2025.

Round-trip from

$1,630
(Mytrip)
From Newark to Rosario Fisherton
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Find flight deals from Newark to Rosario

Cheapest flights from Newark to Rosario
Explore the most affordable flight options available from Newark to Rosario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 7/265:57 amEWR - ROS
3 stops23h 08mMultiple Airlines
sáb. 8/28:25 pmROS - EWR
2 stops25h 40mMultiple Airlines
Deal found 6/10$1,630
This AranGrant deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/1911:52 pmEWR - ROS
1 stop22h 29mCopa Airlines
mié. 1/281:21 amROS - EWR
1 stop15h 56mCopa Airlines
Deal found 6/11$3,385

Cheapflights Fare Finder

Customize your flight search to find flights from Newark to Rosario 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, Cheapflights users made 2,558,603 searches. Data last updated junio 12, 2025.
Use the filters below to find and compare flights from Newark Airport to Rosario that are best for you.

Fly from

Newark

Fly to

Rosario

Route

Depart

Return

Price

NewarkRosario

EWR - ROS

EWRROS

Newark

sáb. 7/26

5:57 am-6:05 am

3 stops23h 08m

Rosario Fisherton

sáb. 8/2

8:25 pm-9:05 pm

2 stops25h 40m

$1,630

NewarkRosario

EWR - ROS

EWRROS

Newark

dom. 7/13

3:11 pm-12:14 am

1 stop32h 03m

Rosario Fisherton

mié. 7/23

1:21 am-5:00 am

1 stop28h 39m

$5,269

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Newark to Rosario

Have a flexible travel schedule? Discover the best time to fly to Rosario from Newark with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Newark Airport to Rosario

Rainfall in Rosario by month

Plan your trip to Rosario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Rosario ranges from 1.2 - 5.9 inches per month. March is typically the wettest month, when rainfall can reach 5.9 in. July is typically the driest time to visit Rosario when rainfall is around 1.2 in.

Temperature in Rosario by month

Plan your trip to Rosario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Rosario, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 50.0 F).

Reviews of airlines servicing Rosario

Get insights into the airlines that provide service to Rosario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Rosario. Reviews last updated junio 12, 2025.
Copa Airlines
7.5
Good
1,451 reviews

Entertainment

6.8

Crew

8.1

Overall

7.5

Comfort

7.4

Boarding

7.8

Food

6.8

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.
Copa Airlines
7.5
Good
1,451 reviews
Copa Airlines
7.5
Good
1,451 reviews

Entertainment

6.8

Crew

8.1

Overall

7.5

Comfort

7.4

Boarding

7.8

Food

6.8

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.

Related info for your journey

Find useful and relevant information for your journey from Newark to Rosario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Rosario from Newark?

    Located just 6.6 mi from the city center, Rosario Fisherton is the airport most travelers will use when flying to Rosario from Newark. Booking flights from Newark to Fisherton (ROS) should be relatively easy as there are 0 daily inbound flights from Newark from 0 different airlines.

  • Can I find deals for flights from Newark to Rosario that include hotel bookings?

    Yes. In addition to deals on Newark to Rosario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Newark to Rosario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Newark to Rosario.

  • Can I find deals for business class flights from Newark to Rosario?

    Yes. Cheapflights offers flight deals from Newark to Rosario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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