HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Dulles Intl (IAD) to Rosario (ROS) from $1,046

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 10/20. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
IAD — ROS
May 15 — May 221
From?
To?
Wed 5/15
Wed 5/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

When is the cheapest time to fly from Washington, D.C. Dulles Intl Airport to Rosario (IAD - ROS)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Dulles Intl Airport to Rosario as you normally would.

Cheap Copa Airlines flights from Dulles Intl to Rosario

Explore cheap flight options specifically provided by Copa Airlines for the route between Dulles Intl and Rosario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,717,708 searches. Data last updated May 10, 2024.
Sun 10/202:39 amIAD - ROS
1 stop20h 44mCopa Airlines
Thu 10/241:33 amROS - IAD
1 stop27h 49mCopa Airlines
Deal found 5/8$1,046
Tue 5/219:29 amIAD - ROS
1 stop13h 54mCopa Airlines
Mon 5/271:33 amROS - IAD
1 stop14h 37mCopa Airlines
Deal found 5/8$3,155
Sun 5/199:29 amIAD - ROS
1 stop13h 54mCopa Airlines
Thu 5/301:33 amROS - IAD
1 stop14h 37mCopa Airlines
Deal found 5/8$3,543
Mon 5/209:29 amIAD - ROS
1 stop13h 54mCopa Airlines
Tue 5/281:33 amROS - IAD
1 stop14h 37mCopa Airlines
Deal found 5/8$3,737

Cheap Dulles Intl to Rosario flights in May & June 2024

Find cheap flight options from Dulles Intl to Rosario specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,717,708 searches. Prices were last updated on May 10, 2024.
Sat 5/187:45 amIAD - ROS
2 stops36h 45mMultiple Airlines
Tue 5/287:40 pmROS - IAD
3 stops35h 45mMultiple Airlines
Deal found 5/8$1,402
Sat 5/187:45 amIAD - ROS
2 stops36h 45mMultiple Airlines
Tue 5/2811:50 amROS - IAD
2 stops26h 55mMultiple Airlines
Deal found 5/8$1,456
Sat 5/187:45 amIAD - ROS
3 stops36h 45mMultiple Airlines
Tue 5/287:40 pmROS - IAD
3 stops35h 45mMultiple Airlines
Deal found 5/8$1,490
Sat 5/187:45 amIAD - ROS
2 stops39h 38mMultiple Airlines
Mon 5/271:33 amROS - IAD
2 stops29h 52mMultiple Airlines
Deal found 5/8$1,685
Sun 5/198:12 pmIAD - ROS
3 stops52h 48mAmerican Airlines
Tue 5/283:00 amROS - IAD
3 stops35h 44mAmerican Airlines
Deal found 5/8$2,081
Sat 5/184:34 pmIAD - ROS
1 stop30h 49mCopa Airlines
Mon 5/271:33 amROS - IAD
1 stop27h 47mCopa Airlines
Deal found 5/8$2,112
Fri 5/172:35 amIAD - ROS
1 stop20h 48mCopa Airlines
Mon 5/271:33 amROS - IAD
1 stop14h 37mCopa Airlines
Deal found 5/8$2,328
Wed 5/157:45 amIAD - ROS
2 stops29h 15mMultiple Airlines
Thu 5/301:33 amROS - IAD
1 stop14h 37mMultiple Airlines
Deal found 5/8$2,354
Wed 5/157:45 amIAD - ROS
2 stops29h 15mMultiple Airlines
Fri 5/241:33 amROS - IAD
1 stop24h 07mMultiple Airlines
Deal found 5/8$2,356

Dulles Intl to Rosario 2024 flight deals

Discover exclusive flight deals for travel between Dulles Intl and Rosario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,717,708 searches. Data last updated May 10, 2024.
Sun 10/202:39 amIAD - ROS
1 stop20h 44mCopa Airlines
Thu 10/241:33 amROS - IAD
1 stop27h 49mCopa Airlines
Deal found 5/8$1,046
Sat 5/187:45 amIAD - ROS
2 stops36h 45mMultiple Airlines
Tue 5/287:40 pmROS - IAD
3 stops35h 45mMultiple Airlines
Deal found 5/8$1,402
Sat 5/187:45 amIAD - ROS
2 stops36h 45mMultiple Airlines
Tue 5/2811:50 amROS - IAD
2 stops26h 55mMultiple Airlines
Deal found 5/8$1,456
Sat 5/187:45 amIAD - ROS
3 stops36h 45mMultiple Airlines
Tue 5/287:40 pmROS - IAD
3 stops35h 45mMultiple Airlines
Deal found 5/8$1,490
Sat 5/187:45 amIAD - ROS
2 stops39h 38mMultiple Airlines
Mon 5/271:33 amROS - IAD
2 stops29h 52mMultiple Airlines
Deal found 5/8$1,685
Sat 12/72:15 pmIAD - ROS
3 stops39h 40mMultiple Airlines
Fri 1/37:35 amROS - IAD
3 stops31h 20mMultiple Airlines
Deal found 5/8$1,853
Sat 12/72:15 pmIAD - ROS
2 stops29h 20mMultiple Airlines
Fri 1/37:35 amROS - IAD
3 stops31h 20mMultiple Airlines
Deal found 5/8$1,855
Sat 12/72:15 pmIAD - ROS
2 stops39h 40mMultiple Airlines
Fri 1/37:15 pmROS - IAD
2 stops43h 40mMultiple Airlines
Deal found 5/8$1,897
Sat 12/72:15 pmIAD - ROS
3 stops39h 40mMultiple Airlines
Fri 1/37:35 amROS - IAD
2 stops31h 20mMultiple Airlines
Deal found 5/9$1,979

Find flights from Dulles Intl to Rosario within your budget

Customize your flight search to find flights from Dulles Intl 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 2,717,708 searches. Data last updated May 10, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,046 - $3,543

Route

Depart

Return

Price

Washington, D.C. Dulles IntlRosario Fisherton

IAD - ROS

IADROS

Washington, D.C. Dulles Intl

Sun 10/20

1 stop20h 44m

Rosario Fisherton

Thu 10/24

1 stop27h 49m

$1,046

Washington, D.C. Dulles IntlRosario Fisherton

IAD - ROS

IADROS

Washington, D.C. Dulles Intl

Sun 5/19

3 stops52h 48m

Rosario Fisherton

Tue 5/28

3 stops35h 44m

$2,081

Washington, D.C. Dulles IntlRosario Fisherton

IAD - ROS

IADROS

Washington, D.C. Dulles Intl

Sun 5/19

2 stops37h 15m

Rosario Fisherton

Tue 5/28

1 stop14h 37m

$2,354

Washington, D.C. Dulles IntlRosario Fisherton

IAD - ROS

IADROS

Washington, D.C. Dulles Intl

Sun 5/19

2 stops37h 15m

Rosario Fisherton

Fri 5/24

1 stop24h 07m

$2,356

Washington, D.C. Dulles IntlRosario Fisherton

IAD - ROS

IADROS

Washington, D.C. Dulles Intl

Sun 5/19

2 stops37h 15m

Rosario Fisherton

Mon 5/27

1 stop14h 37m

$2,587

Washington, D.C. Dulles IntlRosario Fisherton

IAD - ROS

IADROS

Washington, D.C. Dulles Intl

Mon 5/20

2 stops27h 35m

Rosario Fisherton

Sat 5/25

1 stop14h 37m

$2,705

Washington, D.C. Dulles IntlRosario Fisherton

IAD - ROS

IADROS

Washington, D.C. Dulles Intl

Sun 5/19

2 stops24h 45m

Rosario Fisherton

Sat 5/25

1 stop14h 37m

$2,766

Washington, D.C. Dulles IntlRosario Fisherton

IAD - ROS

IADROS

Washington, D.C. Dulles Intl

Tue 5/21

1 stop13h 54m

Rosario Fisherton

Mon 5/27

1 stop14h 37m

$3,155

Washington, D.C. Dulles IntlRosario Fisherton

IAD - ROS

IADROS

Washington, D.C. Dulles Intl

Sun 5/19

1 stop13h 54m

Rosario Fisherton

Thu 5/30

1 stop14h 37m

$3,543

Flights are sorted by cheapest first

Deals found on 5/8

When is the cheapest time to fly from Washington, D.C. Dulles Intl Airport to Rosario?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Rosario. Price data was last updated on May 5, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Rosario flight should consider departing on Saturday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

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 May 10, 2024.
Copa Airlines
8.0
Very good
2,762 reviews
Check prices

Entertainment

7.2

Boarding

8.1

Comfort

7.7

Crew

8.3

Overall

8.0

Food

7.3

Reviews

1 / 10

The food is horrible and little, a single meal is served on a 7 hour flight. The movies are old and there are very few options in Portuguese. Regarding the crew, they are not helpful or friendly.

Copa Airlines
8.0
Very good
2,762 reviews
Copa Airlines
8.0
Very good
2,762 reviews
Check prices

Entertainment

7.2

Boarding

8.1

Comfort

7.7

Crew

8.3

Overall

8.0

Food

7.3

Reviews

1 / 10

The food is horrible and little, a single meal is served on a 7 hour flight. The movies are old and there are very few options in Portuguese. Regarding the crew, they are not helpful or friendly.

American Airlines
7.3
Good
14,665 reviews
Copa Airlines
8.0
Very good
2,762 reviews
Check prices

Entertainment

7.2

Boarding

8.1

Comfort

7.7

Crew

8.3

Overall

8.0

Food

7.3

Reviews

1 / 10

The food is horrible and little, a single meal is served on a 7 hour flight. The movies are old and there are very few options in Portuguese. Regarding the crew, they are not helpful or friendly.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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 Washington, D.C. Dulles Intl?

    Rosario Fisherton (ROS), located 6.6 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Dulles Intl to Rosario. 1 airline have flights to Fisherton from Washington, D.C. Dulles Intl on a regular basis. Booking flights from Washington, D.C. Dulles Intl to Rosario Fisherton should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day.

  • Can I find flights from Washington, D.C. Dulles Intl Airport to Rosario for under $1,100 on Cheapflights?

    Yes, there are multiple flights from Washington, D.C. Dulles Intl Airport to Rosario for under $1,100. The cheapest flight booked recently is on Copa Airlines for just $1,046, but on average you can expect to pay $2,633.

  • What does IAD to ROS mean?

    Washington, D.C. Dulles Intl Airport is IAD and Rosario Fisherton Airport is ROS. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Dulles Intl to Rosario that include extra baggage allowance?

    The amount of baggage you can bring on your Dulles Intl to Rosario flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Dulles Intl to Rosario with specific airlines?

    Yes, Cheapflights allows you to browse and filter Dulles Intl to Rosario flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from Dulles Intl to Rosario?

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl 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.

  • Can I find deals for flights from Dulles Intl to Rosario that allow pets onboard?

    Many airlines flying from Dulles Intl to Rosario offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Dulles Intl to Rosario?

    Yes, you can often find last-minute deals on Dulles Intl to Rosario flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Washington, D.C. Dulles Intl Airport to Rosario flight deals updated?

    The Washington, D.C. Dulles Intl Airport to Rosario flight deals you see on this page were last updated on 5/9.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dulles Intl to Rosario
See prices for flight routes from nearby airports that may be better suited for you.

Dulles Intl to Ministro Pistarini flights
Baltimore to Ministro Pistarini flights
Reagan-National to Ministro Pistarini flights
Dulles Intl to Jorge Newbery flights
Dulles Intl to Cordoba flights
Reagan-National to Cordoba flights
Baltimore to Cordoba flights
Dulles Intl to Ushuaia flights
Dulles Intl to Salta flights
Dulles Intl to Mendoza flights
Baltimore to Mendoza flights
Baltimore to Salta flights
Dulles Intl to San Carlos de Bariloche flights
Reagan-National to Mendoza flights
Reagan-National to San Carlos de Bariloche flights
Baltimore to San Miguel de Tucumán flights
Reagan-National to Ushuaia flights
Baltimore to Rosario flights
Dulles Intl to Mar del Plata flights
Reagan-National to Rosario flights

Top airline flying from Dulles Intl to Rosario

Discover the top airline that operate flights from Dulles Intl to Rosario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,717,708 searches. Data last updated May 10, 2024.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$732Average$2,442FlexibilityNo cancel feeOn-time70%
Search Copa Airlines flights
Miami to Tampa flights
Cincinnati to Chicago flights
Las Vegas to Los Angeles flights
San Francisco to Los Angeles flights
Pittsburgh to New York flights
Portland to Las Vegas flights
Phoenix to Boston flights
Miami to Medellín flights
Atlanta to Newark Airport flights
Dallas to Detroit flights
New York to Costa Rica flights
Washington, D.C. Dulles Intl Airport to Rotorua flights

Search flights from Dulles Intl to Rosario by cabin class

Find flights from Dulles Intl to Rosario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Ordu/Giresun
Flights to Hakodate
Flights to Gazipasa
Flights to Kirkwall Arpt
Flights to Skiathos
Flights to Bourgas
Flights to Kalamata
Flights to Menorca/Mahon
Flights to Mytilene
Flights to Mason City
Flights to Pau Pyrénées
Flights to Neiva La Marguita
Flights to Cortez Montezuma County
Flights to Biarritz Parme
Flights to Parikia Paros
Flights to Ohrid
Flights to Edremit/Korfez
Flights to Naxos
Flights to Dalaman
Flights to Lublin
Flights to Miyakojima Hirara
Flights to Champaign University-Willard
Flights to Kagoshima
Flights to Constanţa Mihail Kogalniceanu

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Dulles Intl to Rosario?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Rosario from Dulles Intl today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Dulles Intl to Rosario?

Cheapflights helps you find that perfect flight to Rosario from Dulles Intl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Dulles Intl to Rosario with no change fees?

Yes! Cheapflights helps users easily find flights from Dulles Intl to Rosario with no change fees.

Can Cheapflights notify me if prices for flights from Dulles Intl to Rosario become cheaper?

Yes! Start tracking prices for Dulles Intl to Rosario flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines