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Rosario

$831+ Cheap flights from Maryland 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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — ROS
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
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Cheap flight deals from Maryland to Rosario

Cheapest flights from Maryland to Rosario
Explore the most affordable flight options available from Maryland to Rosario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.

This LATAM Airlines deal was found by Cheapflights users on 2/1. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:00 am
IAD
-
ROS
2 stops23h 05m
LATAM Airlines
Fri 10/27:35 am
ROS
-
IAD
2 stops26h 35m
LATAM Airlines
Deal found 2/1$831
This LATAM Airlines deal was found by Cheapflights users on 2/2. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/61:20 pm
IAD
-
ROS
2 stops39h 45m
Multiple Airlines
Tue 7/77:35 am
ROS
-
IAD
2 stops17h 34m
Multiple Airlines
Deal found 2/2$894
This Mytrip deal was found by Cheapflights users on 2/2. 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.
Fri 3/206:45 am
IAD
-
ROS
2 stops25h 45m
Multiple Airlines
Fri 3/279:00 pm
ROS
-
IAD
3 stops32h 20m
Multiple Airlines
Deal found 2/2$926
This Mytrip deal was found by Cheapflights users on 2/2. 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.
Fri 3/206:25 am
BWI
-
ROS
3 stops26h 05m
Multiple Airlines
Fri 3/279:00 am
ROS
-
BWI
3 stops34h 45m
Multiple Airlines
Deal found 2/2$983
This FlightHub deal was found by Cheapflights users on 2/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:35 pm
DCA
-
ROS
2 stops33h 30m
LATAM Airlines
Tue 7/77:35 am
ROS
-
DCA
2 stops51h 51m
LATAM Airlines
Deal found 2/2$1,000
This SmartFares deal was found by Cheapflights users on 2/2. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/205:09 pm
DCA
-
ROS
2 stops31h 31m
LATAM Airlines
Thu 3/262:45 am
ROS
-
DCA
2 stops39h 15m
LATAM Airlines
Deal found 2/2$1,009
This FlightHub deal was found by Cheapflights users on 2/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/213:35 pm
IAD
-
ROS
2 stops15h 55m
Multiple Airlines
Sun 4/53:05 pm
ROS
-
IAD
2 stops39h 15m
Multiple Airlines
Deal found 2/2$1,241
This Copa Airlines deal was found by Cheapflights users on 2/2. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/209:29 am
IAD
-
ROS
1 stop13h 51m
Copa Airlines
Thu 3/261:26 am
ROS
-
IAD
1 stop14h 34m
Copa Airlines
Deal found 2/2$1,444
This Gurufare deal was found by Cheapflights users on 2/2. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/204:43 pm
BWI
-
ROS
2 stops31h 57m
LATAM Airlines
Thu 3/262:45 am
ROS
-
BWI
2 stops23h 08m
LATAM Airlines
Deal found 2/2$1,639
This KAYAK deal was found by Cheapflights users on 2/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/64:38 pm
IAD
-
ROS
1 stop30h 49m
Copa Airlines
Mon 7/61:23 am
ROS
-
IAD
2 stops18h 18m
Copa Airlines
Deal found 2/2$1,833
This Copa Airlines deal was found by Cheapflights users on 2/2. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/202:18 am
IAD
-
ROS
1 stop21h 02m
Copa Airlines
Sun 4/55:12 am
ROS
-
IAD
1 stop20h 22m
Copa Airlines
Deal found 2/2$1,944
This LATAM Airlines deal was found by Cheapflights users on 2/2. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
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 2/2$2,860

Find flight deals from Maryland to Rosario

Keep the following information in mind while searching for Maryland to Rosario flight deals. Data was last updated February 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$894
(LATAM Airlines)
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 Maryland to Rosario Fisherton
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maryland 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 February 4, 2026.
Use the filters below to find and compare flights from Maryland to Rosario that are best for you.

Fly from

Maryland

Fly to

Rosario

Route

Depart

Return

Price

Washington, D.C.Rosario

IAD - ROS

IADROS

Washington, D.C. Dulles Intl

Wed 5/6

1:20 pm-6:05 am

2 stops39h 45m

Rosario Fisherton

Tue 7/7

7:35 am-12:09 am

2 stops17h 34m

$894

Washington, D.C.Rosario

IAD - ROS

IADROS

Washington, D.C. Dulles Intl

Fri 3/20

6:45 am-9:30 am

2 stops25h 45m

Rosario Fisherton

Fri 3/27

9:00 pm-4:20 am

3 stops32h 20m

$926

BaltimoreRosario

BWI - ROS

BWIROS

Baltimore/Washington

Fri 3/20

6:25 am-9:30 am

3 stops26h 05m

Rosario Fisherton

Fri 3/27

9:00 am-6:45 pm

3 stops34h 45m

$983

Washington, D.C.Rosario

DCA - ROS

DCAROS

Washington, D.C. Reagan-National

Wed 5/6

7:35 pm-6:05 am

2 stops33h 30m

Rosario Fisherton

Tue 7/7

7:35 am-10:26 am

2 stops51h 51m

$1,000

Washington, D.C.Rosario

DCA - ROS

DCAROS

Washington, D.C. Reagan-National

Fri 3/20

5:09 pm-1:40 am

2 stops31h 31m

Rosario Fisherton

Thu 3/26

2:45 am-5:00 pm

2 stops39h 15m

$1,009

Washington, D.C.Rosario

IAD - ROS

IADROS

Washington, D.C. Dulles Intl

Sat 3/21

3:35 pm-8:30 am

2 stops15h 55m

Rosario Fisherton

Sun 4/5

3:05 pm-5:20 am

2 stops39h 15m

$1,241

Washington, D.C.Rosario

IAD - ROS

IADROS

Washington, D.C. Dulles Intl

Fri 3/20

9:29 am-12:20 am

1 stop13h 51m

Rosario Fisherton

Thu 3/26

1:26 am-3:00 pm

1 stop14h 34m

$1,444

BaltimoreRosario

BWI - ROS

BWIROS

Baltimore/Washington

Fri 3/20

4:43 pm-1:40 am

2 stops31h 57m

Rosario Fisherton

Thu 3/26

2:45 am-12:53 am

2 stops23h 08m

$1,639

Washington, D.C.Rosario

IAD - ROS

IADROS

Washington, D.C. Dulles Intl

Wed 5/6

4:38 pm-12:27 am

1 stop30h 49m

Rosario Fisherton

Mon 7/6

1:23 am-6:41 pm

2 stops18h 18m

$1,833

Washington, D.C.Rosario

IAD - ROS

IADROS

Washington, D.C. Dulles Intl

Fri 3/20

2:18 am-12:20 am

1 stop21h 02m

Rosario Fisherton

Sun 4/5

5:12 am-12:34 am

1 stop20h 22m

$1,944

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 11 results
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Best time to book a flight from Maryland to Rosario

Have a flexible travel schedule? Discover the best time to fly to Rosario from Maryland 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 Maryland to Rosario
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Maryland 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 Maryland?

    Rosario Fisherton (ROS), located 6.6 mi from the city center, is the airport you fly into when you book flights from Maryland to Rosario.

  • How long is the flight from Maryland to Rosario?

    For as low as $1,000, LATAM Airlines can have you in Rosario from Maryland in 33h 30m. Airlines will cover a distance of 5063 mi.

  • What are the most popular routes from Maryland to Rosario?

    When deciding which route to take from Maryland to Rosario consider Washington, D.C. Dulles Intl - Rosario Fisherton, Washington, D.C. Reagan-National - Rosario Fisherton or Baltimore/Washington - Rosario Fisherton as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Maryland 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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