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

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

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

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

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

The travel and health documents you'll need for your trip to Rosario Fisherton Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Rosario Fisherton Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$405 Cheap Flights from Washington, D.C. Dulles Intl Airport to Rosario in 2026

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

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

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

21h 00m1 stop Panama City Tocumen Intl

5:00 am - 3:15 amROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

24h 15m1 stop Panama City Tocumen Intl

$910Copa Airlines

Tue, Nov 10 - Wed, Nov 18

3:00 pm - 11:15 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

18h 15m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl

7:45 am - 9:11 amROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

27h 26m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$922Delta

Sat, Nov 14 - Wed, Nov 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 - 11:52 amROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

25h 22m2 stops Sao Paulo Guarulhos Intl New York John F Kennedy Intl

$953LATAM Airlines

Thu, Nov 5 - Tue, Nov 10

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 - 2:05 pmROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

27h 35m2 stops Sao Paulo Guarulhos Intl Atlanta Hartsfield-Jackson

$987LATAM Airlines

Thu, Nov 5 - Tue, Nov 10

1:16 am - 3:58 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

24h 42m1 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

$1,108Copa Airlines

Wed, Nov 4 - Mon, Nov 9

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

$1,168Copa Airlines

Wed, Nov 4 - Mon, Nov 9

4:30 pm - 6:30 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

36h 00m3 stops Toronto Pearson Intl Oranjestad Reina Beatrix Lima J Chavez Intl

4:00 am - 8:23 pmROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

18h 23m2 stops Punta Cana Montreal Pierre Elliott Trudeau Intl

$1,173Multiple Airlines

Wed, Nov 11 - Tue, Nov 17

12:26 pm - 11:45 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

22h 19m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl

12:40 pm - 11:45 amROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

24h 05m2 stops Sao Paulo Guarulhos Intl New York John F Kennedy Intl

$1,204LATAM Airlines

Tue, Sep 22 - Wed, Sep 30

3:35 pm - 7:30 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

38h 55m3 stops Bogotá El Dorado Lima J Chavez Intl Buenos Aires Jorge Newbery

7:40 am - 5:20 amROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

22h 40m2 stops Lima J Chavez Intl Bogotá El Dorado

$1,230Multiple Airlines

Tue, Sep 15 - Tue, Sep 22

4:30 pm - 6:30 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

36h 00m3 stops Toronto Pearson Intl Oranjestad Reina Beatrix Lima J Chavez Intl

7:45 am - 2:11 pmROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

32h 26m3 stops Lima J Chavez Intl Cancun Mexico City Benito Juarez

$1,234Multiple Airlines

Wed, Nov 11 - Wed, Nov 18

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LATAM Airlines flights from Washington, D.C. Dulles Intl Airport to Rosario

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

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

25h 22m

2 stops

IAD11:52 amWashington, D.C. Dulles Intl

$953

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

27h 35m

2 stops

IAD2:05 pmWashington, D.C. Dulles Intl

$987

LATAM Airlines

Sep 22

IAD12:26 pmWashington, D.C. Dulles Intl

22h 19m

2 stops

ROS11:45 amRosario Fisherton

Sep 30

ROS12:40 pmRosario Fisherton

24h 05m

2 stops

IAD11:45 amWashington, D.C. Dulles Intl

$1,204

Copa Airlines flights from Washington, D.C. Dulles Intl Airport to Rosario

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

Copa Airlines

Nov 10

IAD1:16 amWashington, D.C. Dulles Intl

21h 00m

1 stop

ROS12:16 amRosario Fisherton

Nov 18

ROS5:00 amRosario Fisherton

24h 15m

1 stop

IAD3:15 amWashington, D.C. Dulles Intl

$910

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

$1,108

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

$1,168

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Rosario that are best for you.

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

Tue 11/10

1:16 am-12:16 am

1 stop21h 00m

Rosario Fisherton

Wed 11/18

5:00 am-3:15 am

1 stop24h 15m

$910

Washington, D.C.Rosario

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

IADROS

Washington, D.C. Dulles Intl

Sat 11/14

3:00 pm-11:15 am

2 stops18h 15m

Rosario Fisherton

Wed 11/18

7:45 am-9:11 am

2 stops27h 26m

$922

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-11:52 am

2 stops25h 22m

$953

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-2:05 pm

2 stops27h 35m

$987

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-3:58 am

1 stop24h 42m

Rosario Fisherton

Mon 11/9

1:16 am-3:15 am

1 stop27h 59m

$1,108

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

$1,168

Washington, D.C.Rosario

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

IADROS

Washington, D.C. Dulles Intl

Wed 11/11

4:30 pm-6:30 am

3 stops36h 00m

Rosario Fisherton

Tue 11/17

4:00 am-8:23 pm

2 stops18h 23m

$1,173

Washington, D.C.Rosario

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

IADROS

Washington, D.C. Dulles Intl

Tue 9/22

12:26 pm-11:45 am

2 stops22h 19m

Rosario Fisherton

Wed 9/30

12:40 pm-11:45 am

2 stops24h 05m

$1,204

Washington, D.C.Rosario

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

IADROS

Washington, D.C. Dulles Intl

Tue 9/15

3:35 pm-7:30 am

3 stops38h 55m

Rosario Fisherton

Tue 9/22

7:40 am-5:20 am

2 stops22h 40m

$1,230

Washington, D.C.Rosario

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

IADROS

Washington, D.C. Dulles Intl

Wed 11/11

4:30 pm-6:30 am

3 stops36h 00m

Rosario Fisherton

Wed 11/18

7:45 am-2:11 pm

3 stops32h 26m

$1,234

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. Dulles Intl Airport 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

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

You could potentially save up to 20% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Rosario flight.

When to book flights from Washington, D.C. Dulles Intl Airport to Rosario

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport to Rosario (IAD to ROS) flight deals and tips

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

Best Price Found	$405
Fastest flight time	17h 12m
Direct flights	None

The best one-way flight to Rosario from Washington, D.C. Dulles Intl Airport in the past 72 hours is $405. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Rosario found on momondo in the last 72 hours is $910.

The fastest flight from Washington, D.C. Dulles Intl Airport to Rosario takes 17h 12m

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

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

How far is Washington, D.C. Dulles Intl to Rosario Fisherton by plane?
The straight-line distance from Washington, D.C. Dulles Intl to Rosario Fisherton is 5079.7 mi. A reasonable flight in good conditions will take 17h 12m.
When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Rosario Fisherton Airport?
Prices for flights from Washington, D.C. Dulles Intl Airport to Rosario Fisherton Airport were last updated today.
How old do you have to be to fly from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport to Rosario Fisherton Airport.
What documentation or ID do you need to fly to Rosario Fisherton Airport?
The travel and health documents you'll need for your trip to Rosario Fisherton Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Rosario Fisherton Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

Finding the right flight to Rosario from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Rosario quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Rosario from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Washington, D.C. to Rosario?

Once all potential Washington, D.C. to Rosario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Rosario from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.