How long is the flight from Baltimore to Rosario?

For as low as $2,231, Copa Airlines can have you in Rosario from Baltimore in 21h 42m. Baltimore and Rosario are separated by a distance of 5080 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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.

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).

What is the cheapest time of day to fly from BWI to ROS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Baltimore to Rosario as you normally would.

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

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

How can I find direct flights from Baltimore to Rosario?

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

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

Yes. Cheapflights offers flight deals from Baltimore 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.

$753+ Flights from Baltimore to Rosario

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Baltimore to Rosario with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Baltimore to Rosario

Cheapest flights from Baltimore to Rosario
Explore the most affordable flight options available from Baltimore to Rosario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

Sun 2/83:45 pm

BWI

ROS

1 stop30h 35m

Copa Airlines

Sun 3/85:20 am

ROS

BWI

1 stop34h 51m

Copa Airlines

Deal found 1/26

$753

Sat 3/216:20 am

BWI

ROS

3 stops27h 35m

Multiple Airlines

Sun 4/511:00 pm

ROS

BWI

3 stops35h 14m

Multiple Airlines

Deal found 1/25

$1,126

Sat 3/214:45 pm

BWI

ROS

1 stop34h 08m

Copa Airlines

Sun 4/55:12 am

ROS

BWI

1 stop35h 05m

Copa Airlines

Deal found 1/25

$1,296

Sat 3/217:28 am

BWI

ROS

2 stops21h 42m

LATAM Airlines

Sun 4/57:35 am

ROS

BWI

2 stops18h 18m

LATAM Airlines

Deal found 1/25

$2,231

Thu 3/57:15 am

BWI

ROS

2 stops20h 55m

LATAM Airlines

Sun 3/82:45 am

ROS

BWI

2 stops23h 08m

LATAM Airlines

Deal found 1/26

$2,681

Best flights from Baltimore to Rosario
Discover carefully curated flight deals from Baltimore to Rosario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 27, 2026.

Sun 2/83:45 pm

BWI

ROS

1 stop30h 35m

Copa Airlines

Sun 3/85:20 am

ROS

BWI

1 stop34h 51m

Copa Airlines

Deal found 1/26

$753

Sat 3/216:20 am

BWI

ROS

3 stops27h 35m

Multiple Airlines

Sun 4/511:00 pm

ROS

BWI

3 stops35h 14m

Multiple Airlines

Deal found 1/25

$1,126

Sat 3/217:28 am

BWI

ROS

2 stops21h 42m

LATAM Airlines

Sun 4/57:35 am

ROS

BWI

2 stops18h 18m

LATAM Airlines

Deal found 1/25

$2,231

Sat 3/214:45 pm

BWI

ROS

1 stop34h 08m

Copa Airlines

Sun 4/55:12 am

ROS

BWI

1 stop35h 05m

Copa Airlines

Deal found 1/25

$1,296

Thu 3/56:00 am

BWI

ROS

2 stops22h 10m

LATAM Airlines

Sun 3/82:45 am

ROS

BWI

2 stops23h 08m

LATAM Airlines

Deal found 1/24

$2,681

Last-minute flights from Baltimore to Rosario
Discover last-minute flight deals from Baltimore to Rosario. Data last updated January 27, 2026 and is based on user searches.

Sun 2/83:45 pm

BWI

ROS

1 stop30h 35m

Copa Airlines

Sun 3/85:20 am

ROS

BWI

1 stop34h 51m

Copa Airlines

Deal found 1/26

$753

Find flight deals from Baltimore to Rosario

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$753 (BusinessClass)

Provider with most accurate pricing for Washington, D.C. (WAS)-Rosario Fisherton flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Rosario Fisherton flights.

Search Deals

From Baltimore/Washington to Rosario Fisherton

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreRosario

BWI - ROS

BWIROS

Baltimore/Washington

Sun 2/8

3:45 pm-12:20 am

1 stop30h 35m

Rosario Fisherton

Sun 3/8

5:20 am-3:11 pm

1 stop34h 51m

$753

BaltimoreRosario

BWI - ROS

BWIROS

Baltimore/Washington

Sat 3/21

6:20 am-10:55 am

3 stops27h 35m

Rosario Fisherton

Sun 4/5

11:00 pm-9:14 am

3 stops35h 14m

$1,126

BaltimoreRosario

BWI - ROS

BWIROS

Baltimore/Washington

Sat 3/21

4:45 pm-3:53 am

1 stop34h 08m

Rosario Fisherton

Sun 4/5

5:12 am-3:17 pm

1 stop35h 05m

$1,296

BaltimoreRosario

BWI - ROS

BWIROS

Baltimore/Washington

Sat 3/21

7:28 am-6:10 am

2 stops21h 42m

Rosario Fisherton

Sun 4/5

7:35 am-12:53 am

2 stops18h 18m

$2,231

BaltimoreRosario

BWI - ROS

BWIROS

Baltimore/Washington

Thu 3/5

6:00 am-6:10 am

2 stops22h 10m

Rosario Fisherton

Sun 3/8

2:45 am-12:53 am

2 stops23h 08m

$2,681

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Best time to book a flight from Baltimore to Rosario

Have a flexible travel schedule? Discover the best time to fly to Rosario from Baltimore 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.

Related info for your journey

How long is the flight from Baltimore to Rosario?
For as low as $2,231, Copa Airlines can have you in Rosario from Baltimore in 21h 42m. Baltimore and Rosario are separated by a distance of 5080 mi. Both multi-stop and nonstop flights can be found to your destination and back.
Can I find deals for flights from Baltimore to Rosario that include hotel bookings?
Yes. In addition to deals on Baltimore to Rosario flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Baltimore to Rosario?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Rosario.
Can I find deals for business class flights from Baltimore to Rosario?
Yes. Cheapflights offers flight deals from Baltimore 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Baltimore to Rosario

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$753+ Cheap flights from Baltimore (BWI) 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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Baltimore to Rosario with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Baltimore to Rosario

Cheapest flights from Baltimore to RosarioExplore the most affordable flight options available from Baltimore to Rosario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

Explore the most affordable flight options available from Baltimore to Rosario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

Find flight deals from Baltimore to Rosario

Most accurate provider

Most trusted provider

Round-trip from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Baltimore to Rosario that are best for you.

Best time to book a flight from Baltimore to Rosario

Have a flexible travel schedule? Discover the best time to fly to Rosario from Baltimore with our price prediction graph.

Related info for your journey

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

How long is the flight from Baltimore to Rosario?

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

How can I find direct flights from Baltimore to Rosario?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Baltimore to Rosario

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Baltimore to Rosario
Explore the most affordable flight options available from Baltimore to Rosario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.