$1,438+ 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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — ROS
Jun 17 — Jun 241
1 adult, Economy
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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
Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) 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 June 12, 2025.
Round-trip from | $1,438 (American Airlines) |
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Find 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 June 12, 2025.
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 June 12, 2025.
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/157:49 pmBWI - ROS
3 stops53h 16mAmerican Airlines
Sat 6/213:00 amROS - BWI
2 stops40h 26mAmerican Airlines
Deal found 6/10![American Airlines logo]()
$1,438
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.
Sun 6/156:50 amBWI - ROS
3 stops23h 55mMultiple Airlines
Sun 6/227:30 amROS - BWI
3 stops40h 27mMultiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$1,711
Cheapflights Fare Finder
Customize your flight search to find flights from Baltimore 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 June 12, 2025.
Use the filters below to find and compare flights from Baltimore to Rosario that are best for you.
Fly from
Baltimore
Fly to
Rosario
Route
Depart
Return
Price
BaltimoreRosario
BWI - ROS
BWIROS
Baltimore/Washington
Sun 6/15
7:49 pm-2:05 am
3 stops53h 16m
Rosario Fisherton
Sat 6/21
3:00 am-6:26 pm
2 stops40h 26m
$1,438
BaltimoreRosario
BWI - ROS
BWIROS
Baltimore/Washington
Sun 6/15
6:50 am-7:45 am
3 stops23h 55m
Rosario Fisherton
Sun 6/22
7:30 am-10:57 pm
3 stops40h 27m
$1,711
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.
Cheapflights Insights
Everything you need to know about your flight from Baltimore 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 June 12, 2025.
Food
6.5
Entertainment
6.9
Boarding
7.5
Overall
7.2
Comfort
7.2
Crew
8.0
Reviews
1 / 20
10.0
ExcellentLeonardo,May 2025
JFK - BGI
Food
6.5
Entertainment
6.9
Boarding
7.5
Overall
7.2
Comfort
7.2
Crew
8.0
Reviews
1 / 20
10.0
ExcellentLeonardo,May 2025
JFK - BGI