What is the cheapest airline that flies from Washington, D.C. to Rosario Fisherton?

Copa Airlines and LATAM Airlines are the most popular carriers operating from Washington, D.C. to Rosario Fisherton

How long does it take to fly to Rosario?

The flight from Washington, D.C. to Rosario depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Baltimore (a popular airport in Washington, D.C.) to Rosario (the most popular airport in Rosario), then the flight time is 18h 30m on average. If you fly from Washington, D.C. (another popular airport in Washington, D.C.) to Rosario, then the average flight time is 27h 53m.

When did momondo last update prices for flights from Washington, D.C. to Rosario Fisherton Airport?

Prices for flights from Washington, D.C. to Rosario Fisherton Airport were last updated today.

How old do you have to be to fly from Washington, D.C. to Rosario Fisherton Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Rosario Fisherton Airport.

What documentation or ID do you need to fly to Rosario Fisherton Airport?

The necessary travel and health documents for your Rosario Fisherton Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$272 Cheap Flights from Washington, D.C. to Rosario in 2026

Find the cheapest flights from Washington, D.C. to Rosario

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:25 am - 12:17 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

20h 52m1 stop Panama City Tocumen Intl

5:09 am - 4:20 amROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

24h 11m1 stop Panama City Tocumen Intl

$914Copa Airlines

Fri, Oct 2 - Sun, Oct 18

1:16 am - 12:16 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

21h 00m1 stop Panama City Tocumen Intl

1:16 am - 3:15 amROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

27h 59m1 stop Panama City Tocumen Intl

$914Copa Airlines

Wed, Nov 4 - Mon, Nov 9

9:55 pm - 11:15 amDCA Washington, D.C. Reagan-National-ROS Rosario Fisherton

35h 20m2 stops Boston Logan Intl Sao Paulo Guarulhos Intl

12:30 pm - 10:02 amROS Rosario Fisherton-DCA Washington, D.C. Reagan-National

23h 32m2 stops Sao Paulo Guarulhos Intl New York John F Kennedy Intl

$926Multiple Airlines

Thu, Nov 5 - Tue, Nov 10

12:52 pm - 6:10 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

40h 18m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

7:40 am - 12:42 amROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

18h 02m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$926Multiple Airlines

Sat, Oct 3 - Sun, Oct 18

6:32 pm - 6:10 amDCA Washington, D.C. Reagan-National-ROS Rosario Fisherton

34h 38m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

7:40 am - 1:56 pmROS Rosario Fisherton-DCA Washington, D.C. Reagan-National

31h 16m2 stops Lima J Chavez Intl Miami

$932LATAM Airlines

Sat, Oct 3 - Sun, Oct 18

3:15 pm - 6:10 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

37h 55m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

7:40 am - 9:19 amROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

26h 39m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$932LATAM Airlines

Sat, Oct 3 - Sun, Oct 18

5:10 pm - 6:10 amBWI Baltimore/Washington-ROS Rosario Fisherton

36h 00m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

7:40 am - 12:51 amROS Rosario Fisherton-BWI Baltimore/Washington

18h 11m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$957LATAM Airlines

Sat, Oct 3 - Sun, Oct 18

3:04 pm - 6:30 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

37h 26m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

12:30 pm - 9:11 amROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

22h 41m2 stops Sao Paulo Guarulhos Intl Atlanta Hartsfield-Jackson

$971LATAM Airlines

Thu, Nov 5 - Tue, Nov 10

8:03 am - 6:30 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

44h 27m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

12:30 pm - 11:35 amROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

25h 05m2 stops Sao Paulo Guarulhos Intl Atlanta Hartsfield-Jackson

$979LATAM Airlines

Thu, Nov 5 - Tue, Nov 10

4:49 pm - 12:17 amBWI Baltimore/Washington-ROS Rosario Fisherton

30h 28m1 stop Panama City Tocumen Intl

5:09 am - 12:23 amROS Rosario Fisherton-BWI Baltimore/Washington

20h 14m2 stops Panama City Tocumen Intl Tampa

$1,018Multiple Airlines

Sat, Oct 3 - Sun, Oct 18

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Copa Airlines flights from Washington, D.C. to Rosario

Our best Copa Airlines deals on Washington, D.C. to Rosario flight tickets

Copa Airlines

Nov 4

IAD1:16 amWashington, D.C. Dulles Intl

24h 42m

1 stop

ROS3:58 amRosario Fisherton

Nov 9

ROS1:16 amRosario Fisherton

27h 59m

1 stop

IAD3:15 amWashington, D.C. Dulles Intl

$914

Copa Airlines

Nov 4

IAD1:16 amWashington, D.C. Dulles Intl

21h 00m

1 stop

ROS12:16 amRosario Fisherton

Nov 9

ROS1:16 amRosario Fisherton

27h 59m

1 stop

IAD3:15 amWashington, D.C. Dulles Intl

$1,085

Copa Airlines

Oct 3

BWI4:49 pmBaltimore/Washington

30h 28m

1 stop

ROS12:17 amRosario Fisherton

Oct 17

ROS1:23 amRosario Fisherton

14h 52m

1 stop

BWI3:15 pmBaltimore/Washington

$1,098

LATAM Airlines flights from Washington, D.C. to Rosario

Our best LATAM Airlines deals on Washington, D.C. to Rosario flight tickets

LATAM Airlines

Oct 3

DCA6:32 pmWashington, D.C. Reagan-National

34h 38m

2 stops

ROS6:10 amRosario Fisherton

Oct 18

ROS7:40 amRosario Fisherton

31h 16m

2 stops

DCA1:56 pmWashington, D.C. Reagan-National

$932

LATAM Airlines

Oct 3

BWI5:10 pmBaltimore/Washington

36h 00m

2 stops

ROS6:10 amRosario Fisherton

Oct 18

ROS7:40 amRosario Fisherton

18h 11m

2 stops

BWI12:51 amBaltimore/Washington

$957

LATAM Airlines

Nov 5

IAD3:04 pmWashington, D.C. Dulles Intl

37h 26m

2 stops

ROS6:30 amRosario Fisherton

Nov 10

ROS12:30 pmRosario Fisherton

22h 41m

2 stops

IAD9:11 amWashington, D.C. Dulles Intl

$971

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Washington, D.C.Rosario

IAD Washington, D.C. Dulles Intl - ROS Rosario Fisherton

IADROS

Washington, D.C. Dulles Intl

Fri 10/2

2:25 am-12:17 am

1 stop20h 52m

Rosario Fisherton

Sun 10/18

5:09 am-4:20 am

1 stop24h 11m

$914

Washington, D.C.Rosario

IAD Washington, D.C. Dulles Intl - ROS Rosario Fisherton

IADROS

Washington, D.C. Dulles Intl

Wed 11/4

1:16 am-12:16 am

1 stop21h 00m

Rosario Fisherton

Mon 11/9

1:16 am-3:15 am

1 stop27h 59m

$914

Washington, D.C.Rosario

DCA Washington, D.C. Reagan-National - ROS Rosario Fisherton

DCAROS

Washington, D.C. Reagan-National

Thu 11/5

9:55 pm-11:15 am

2 stops35h 20m

Rosario Fisherton

Tue 11/10

12:30 pm-10:02 am

2 stops23h 32m

$926

Washington, D.C.Rosario

IAD Washington, D.C. Dulles Intl - ROS Rosario Fisherton

IADROS

Washington, D.C. Dulles Intl

Sat 10/3

12:52 pm-6:10 am

2 stops40h 18m

Rosario Fisherton

Sun 10/18

7:40 am-12:42 am

2 stops18h 02m

$926

Washington, D.C.Rosario

DCA Washington, D.C. Reagan-National - ROS Rosario Fisherton

DCAROS

Washington, D.C. Reagan-National

Sat 10/3

6:32 pm-6:10 am

2 stops34h 38m

Rosario Fisherton

Sun 10/18

7:40 am-1:56 pm

2 stops31h 16m

$932

Washington, D.C.Rosario

IAD Washington, D.C. Dulles Intl - ROS Rosario Fisherton

IADROS

Washington, D.C. Dulles Intl

Sat 10/3

3:15 pm-6:10 am

2 stops37h 55m

Rosario Fisherton

Sun 10/18

7:40 am-9:19 am

2 stops26h 39m

$932

BaltimoreRosario

BWI Baltimore/Washington - ROS Rosario Fisherton

BWIROS

Baltimore/Washington

Sat 10/3

5:10 pm-6:10 am

2 stops36h 00m

Rosario Fisherton

Sun 10/18

7:40 am-12:51 am

2 stops18h 11m

$957

Washington, D.C.Rosario

IAD Washington, D.C. Dulles Intl - ROS Rosario Fisherton

IADROS

Washington, D.C. Dulles Intl

Thu 11/5

3:04 pm-6:30 am

2 stops37h 26m

Rosario Fisherton

Tue 11/10

12:30 pm-9:11 am

2 stops22h 41m

$971

Washington, D.C.Rosario

IAD Washington, D.C. Dulles Intl - ROS Rosario Fisherton

IADROS

Washington, D.C. Dulles Intl

Thu 11/5

8:03 am-6:30 am

2 stops44h 27m

Rosario Fisherton

Tue 11/10

12:30 pm-11:35 am

2 stops25h 05m

$979

BaltimoreRosario

BWI Baltimore/Washington - ROS Rosario Fisherton

BWIROS

Baltimore/Washington

Sat 10/3

4:49 pm-12:17 am

1 stop30h 28m

Rosario Fisherton

Sun 10/18

5:09 am-12:23 am

2 stops20h 14m

$1,018

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. to Rosario

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

Prices

Airlines

Other information

Can stopping save me money on Washington, D.C. to Rosario flights?

You could potentially save up to 35% on your flight if you consider stops on a Washington, D.C. to Rosario flight.

When to book flights from Washington, D.C. to Rosario

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Rosario according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. to Rosario (WAS to ROS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Rosario

Fastest flight time	18h 30m
Direct flights	None

The fastest flight from Washington, D.C. to Rosario takes 18h 30m

There are no direct flights from Washington, D.C. to Rosario. There are no popular flight routes from Washington, D.C. to Rosario.

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Frequently asked questions about flying from Washington, D.C. to Rosario

How far is Washington, D.C. to Rosario Fisherton by plane?
A flight from Washington, D.C. to Rosario Fisherton will travel around 5071.3 mi. A reasonable flight in good conditions will take 18h 30m.
When did momondo last update prices for flights from Washington, D.C. to Rosario Fisherton Airport?
Prices for flights from Washington, D.C. to Rosario Fisherton Airport were last updated today.
How old do you have to be to fly from Washington, D.C. to Rosario Fisherton Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Rosario Fisherton Airport.
What documentation or ID do you need to fly to Rosario Fisherton Airport?
The necessary travel and health documents for your Rosario Fisherton Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Washington, D.C. to Rosario?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Washington, D.C. to Rosario is Copa Airlines (100% of total bookings).

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Rosario?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Rosario for you.

Can I find flights from Washington, D.C. to Rosario with flexible booking policies on momondo?

Flights from Washington, D.C. to Rosario 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 Washington, D.C. to Rosario?

momondo helps you find the best flight between Washington, D.C. and Rosario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington, D.C. to Rosario right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Washington, D.C. to Rosario 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.