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.

$412 Cheap Flights from Washington, D.C. Dulles Intl Airport to Rosario in 2026/27

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

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

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

24h 42m1 stop Panama City Tocumen Intl

5:02 am - 3:19 amROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

24h 17m1 stop Panama City Tocumen Intl

$934Copa Airlines

Mon, Nov 23 - Sat, Dec 5

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

21h 00m1 stop Panama City Tocumen Intl

1:20 am - 3:19 amROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

27h 59m1 stop Panama City Tocumen Intl

$954Copa Airlines

Fri, Nov 27 - Fri, Dec 4

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

21h 00m1 stop Panama City Tocumen Intl

8:20 pm - 3:19 amROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

32h 59m3 stops Buenos Aires Ministro Pistarini Santiago Arturo Merino Benitez Panama City Tocumen Intl

$992Multiple Airlines

Fri, Nov 27 - Sat, Dec 5

10:11 am - 6:30 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

18h 19m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

7:45 am - 12:41 amROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

18h 56m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$1,014LATAM Airlines

Tue, Nov 24 - Sat, Dec 5

3:37 pm - 12:11 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

30h 34m1 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

$1,178Copa Airlines

Thu, Nov 5 - Mon, Nov 9

10:47 pm - 4:55 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

28h 08m3 stops Atlanta Hartsfield-Jackson Cancun Punta Cana

8:20 pm - 3:19 amROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

32h 59m3 stops Buenos Aires Ministro Pistarini Santiago Arturo Merino Benitez Panama City Tocumen Intl

$1,228Multiple Airlines

Sat, Nov 28 - Sat, Dec 5

8:22 pm - 7:30 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

33h 08m2 stops Miami Buenos Aires Ministro Pistarini

3:39 am - 4:30 amROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

26h 51m3 stops Punta Cana Oranjestad Reina Beatrix Bogotá El Dorado

$1,248Multiple Airlines

Sun, Nov 29 - Sat, Dec 5

5:50 am - 11:00 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

27h 10m2 stops Bogotá El Dorado Buenos Aires Jorge Newbery

8:20 pm - 11:32 pmROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

29h 12m3 stops Buenos Aires Ministro Pistarini Santiago Arturo Merino Benitez Panama City Tocumen Intl

$1,257Multiple Airlines

Sat, Nov 28 - Sat, Dec 5

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

21h 00m1 stop Panama City Tocumen Intl

8:20 pm - 11:32 pmROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

29h 12m2 stops Buenos Aires Ministro Pistarini Panama City Tocumen Intl

$1,284Multiple Airlines

Fri, Nov 27 - Sat, Dec 5

6:00 am - 6:30 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

22h 30m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

12:30 pm - 11:37 amROS Rosario Fisherton-IAD Washington, D.C. Dulles Intl

25h 07m2 stops Sao Paulo Guarulhos Intl Atlanta Hartsfield-Jackson

$1,294LATAM Airlines

Thu, Nov 5 - Tue, Nov 10

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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 23

IAD1:16 amWashington, D.C. Dulles Intl

24h 42m

1 stop

ROS3:58 amRosario Fisherton

Dec 5

ROS5:02 amRosario Fisherton

24h 17m

1 stop

IAD3:19 amWashington, D.C. Dulles Intl

$934

Copa Airlines

Oct 17

IAD4:34 pmWashington, D.C. Dulles Intl

30h 43m

1 stop

ROS12:17 amRosario Fisherton

Oct 23

ROS1:23 amRosario Fisherton

27h 57m

1 stop

IAD4:20 amWashington, D.C. Dulles Intl

$954

Copa Airlines

Nov 5

IAD3:37 pmWashington, D.C. Dulles Intl

30h 39m

1 stop

ROS12:16 amRosario Fisherton

Nov 9

ROS1:16 amRosario Fisherton

27h 59m

1 stop

IAD3:15 amWashington, D.C. Dulles Intl

$1,178

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 24

IAD10:11 amWashington, D.C. Dulles Intl

18h 19m

2 stops

ROS6:30 amRosario Fisherton

Dec 5

ROS7:45 amRosario Fisherton

18h 56m

2 stops

IAD12:41 amWashington, D.C. Dulles Intl

$1,014

LATAM Airlines

Oct 17

IAD11:10 amWashington, D.C. Dulles Intl

42h 10m

2 stops

ROS6:20 amRosario Fisherton

Oct 24

ROS12:40 pmRosario Fisherton

24h 10m

2 stops

IAD11:50 amWashington, D.C. Dulles Intl

$1,980

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

Washington, D.C.Rosario

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

IADROS

Washington, D.C. Dulles Intl

Mon 11/23

1:16 am-3:58 am

1 stop24h 42m

Rosario Fisherton

Sat 12/5

5:02 am-3:19 am

1 stop24h 17m

$934

Washington, D.C.Rosario

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

IADROS

Washington, D.C. Dulles Intl

Fri 11/27

1:16 am-12:16 am

1 stop21h 00m

Rosario Fisherton

Fri 12/4

1:20 am-3:19 am

1 stop27h 59m

$954

Washington, D.C.Rosario

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

IADROS

Washington, D.C. Dulles Intl

Fri 11/27

1:16 am-12:16 am

1 stop21h 00m

Rosario Fisherton

Sat 12/5

8:20 pm-3:19 am

3 stops32h 59m

$992

Quickest round-trip

Washington, D.C.Rosario

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

IADROS

Washington, D.C. Dulles Intl

Tue 11/24

10:11 am-6:30 am

2 stops18h 19m

Rosario Fisherton

Sat 12/5

7:45 am-12:41 am

2 stops18h 56m

$1,014

Washington, D.C.Rosario

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

IADROS

Washington, D.C. Dulles Intl

Thu 11/5

3:37 pm-12:11 am

1 stop30h 34m

Rosario Fisherton

Mon 11/9

1:16 am-3:15 am

1 stop27h 59m

$1,178

Washington, D.C.Rosario

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

IADROS

Washington, D.C. Dulles Intl

Sat 11/28

10:47 pm-4:55 am

3 stops28h 08m

Rosario Fisherton

Sat 12/5

8:20 pm-3:19 am

3 stops32h 59m

$1,228

Washington, D.C.Rosario

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

IADROS

Washington, D.C. Dulles Intl

Sun 11/29

8:22 pm-7:30 am

2 stops33h 08m

Rosario Fisherton

Sat 12/5

3:39 am-4:30 am

3 stops26h 51m

$1,248

Washington, D.C.Rosario

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

IADROS

Washington, D.C. Dulles Intl

Sat 11/28

5:50 am-11:00 am

2 stops27h 10m

Rosario Fisherton

Sat 12/5

8:20 pm-11:32 pm

3 stops29h 12m

$1,257

Washington, D.C.Rosario

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

IADROS

Washington, D.C. Dulles Intl

Fri 11/27

1:16 am-12:16 am

1 stop21h 00m

Rosario Fisherton

Sat 12/5

8:20 pm-11:32 pm

2 stops29h 12m

$1,284

Washington, D.C.Rosario

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

IADROS

Washington, D.C. Dulles Intl

Thu 11/5

6:00 am-6:30 am

2 stops22h 30m

Rosario Fisherton

Tue 11/10

12:30 pm-11:37 am

2 stops25h 07m

$1,294

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	$412
Fastest flight time	13h 44m
Direct flights	None

The best one-way flight to Rosario from Washington, D.C. Dulles Intl Airport in the past 72 hours is $412. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Rosario found on momondo in the last 72 hours is $934.

The fastest flight from Washington, D.C. Dulles Intl Airport to Rosario takes 13h 44m

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 13h 44m.
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.