Flight tickets from Washington D.C. to Rosario

Compare Washington D.C. to Rosario flight deals

Find the cheapest month or even day of the year to fly to Rosario

Book the best Rosario fare with no extra fees

Flight deals from Washington D.C. to Rosario Airport

Looking for a cheap last-minute deal or the best return flight from Washington D.C. to Rosario? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Washington D.C. to Rosario

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington D.C. to Rosario flights are currently cheapest in April.

Washington D.C. to Rosario: Alternative routes

Compare routes from Washington D.C. to Rosario below. You may find an airport to fly into that's cheaper, faster, or easier than Rosario.

Washington D.C. to Rosario: Flight information

The things to know before you go.
Cheapest flight found₹ 56,792
Cheapest month to flyApril

Finding cheap flights from Washington D.C. to Rosario: Frequently asked questions

The best price we found for a return flight from Washington D.C. to Rosario is ₹ 117,010. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Washington D.C. to Rosario. But we found flights with one stop from ₹ 117,010.
As of March 2026, there are no flights flying from Washington D.C. to Rosario.
The cheapest month to fly from Washington D.C. to Rosario is usually May.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Washington D.C. to Rosario Airport on Saturday, 9 May 2026.
No airlines currently offer direct flights between Washington D.C. and Rosario Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Rosario but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Rosario is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Rosario is Copa .

Flying from Washington DC to Fisherton Airport (ROS): What you need to know

  • You can choose from multiple airports when planning your flight from Washington DC to Fisherton Airport (ROS). Check out your options for taking off from Ronald Reagan National Airport (DCA), Washington Dulles International Airport (IAD) and Baltimore/Wash International Thurgood Marshall Airport (BWI).

  • Fisherton Airport is located in Rosario. The city operates on the UTC-3 timezone and is one hour ahead of Washington DC.

  • Your flight from Washington DC to ROS won't wait if you're running late, so be at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • During high season, expect extended wait times and arrive earlier. Aim for at least two hours ahead for domestic flights and as much as four hours for international journeys.

Airports in Washington DC

Ronald Reagan National Airport (DCA)

  • The journey from central Washington DC to DCA takes around 45 minutes by public transport. If you ride-share, drive or get a cab, you'll cover the 8 kilometres in 15 minutes or so, depending on traffic.

  • Catching an early flight from Washington DC to Fisherton Airport? Avoid the stress of rushing to the terminal (and sneak in some extra snooze time) by picking one of these hotels near Ronald Reagan National Airport:

  • Of all flights departing from Ronald Reagan National Airport, 76.44% touch down on time at their destination.

  • You'll find DCA at 1 Aviation Circle.

Washington Dulles International Airport (IAD)

  • Schedule a stopover during your journey at Tocumen International Airport (PTY). It's a key transfer point for flights from Washington DC to Fisherton Airport (ROS) leaving Washington Dulles International Airport.

  • You can arrive at IAD from central Washington DC in about 50 minutes by car, depending on traffic conditions. The ride by public transport will take roughly 1 hour 10 minutes to cover the 56 kilometres or so.

  • Catching an early morning flight? You might like to check in to one of these hotels near Washington Dulles International Airport the day before your Washington DC to ROS flight:

  • Looking at how often flights stay on schedule, Washington Dulles International Airport has an on-time arrival rate of 74.39%.

  • IAD is located at 1 Saarinen Circle.

Baltimore/Wash International Thurgood Marshall Airport (BWI)

About Fisherton Airport (ROS)

  • If you're arriving on a late flight from Washington DC to Fisherton Airport, few things top the convenience of staying close to the terminal. Collect your bags from the carousel and then be showered and resting soon after at one of these hotels near ROS:

  • Travel at your own pace with a Fisherton Airport rental car. Pick up a set of wheels from rentar low cost, Localiza or Enterprise and discover more of Rosario and beyond.

  • For the lowest price, reserve your ride around one week in advance of your Washington DC to Fisherton Airport flight.

Getting from Fisherton Airport (ROS) to central Rosario

  • Central Rosario is around 13 kilometres from Fisherton Airport. Journey times by car hire or cab will vary depending on time of day and traffic conditions, so do some research before your trip.

  • Travelling by public transport will take you around 1 hour 5 minutes.

How to find the cheapest flights from Washington DC to Fisherton Airport (ROS)

  • The lowest price we've found for a one-way ticket from Washington DC to Fisherton Airport is ₹ 56,792. For a return flight on this route, the best price is ₹ 117,010. Depending on when you book and the availability, these fares can change.

  • To pick up cheap flights from Washington DC to ROS, book ahead. Airlines typically offer lower fares when tickets are first released.

  • Cheap Washington DC to Fisherton Airport tickets are easier to find when your travel dates are flexible. Try using the 'Whole month' search function to compare fares throughout the month and then pick the cheapest day.

  • You don't need to check back in every day to find out if fares have dropped when you set up a Price Alert. We'll notify you as soon as a new deal shows up on flight tickets from Washington DC to ROS.

  • Hunt down a great price on a flight from Washington DC to Fisherton Airport with the help of the filters. Pick your ideal departure and arrival times, number of stops and airlines. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest.'

The best time to fly from Washington DC to Fisherton Airport (ROS)

  • Picture the kind of break you want when planning the timing of your trip. February is the quietest month to visit Rosario. August is when most people book flights from Washington DC to Fisherton Airport (ROS), which may be perfect if you enjoy travelling when it's busier.

  • The warmest month in Rosario is January, with temperatures ranging between 18ºC and 36ºC. Book your Washington DC to ROS flight ticket then if you enjoy this type of weather.

  • If you want cooler conditions, search for a cheap ticket from Washington DC to Fisherton Airport in July when temperatures are between 5ºC and 19ºC.

More about Rosario

  • Start your Rosario trip off on the right foot by choosing the ideal place to stay. Once you've booked your flight from Washington DC to Fisherton Airport, check out our range of hotels including:

  • There are so many things to explore in this city, it can be tricky to work out where to begin. Casa Natal Che Guevara, Monumento an Eva Peron and Monumento al Che Guevara are leading attractions which should be on any well-planned Rosario itinerary.

Explore more of Argentina

  • You've seen Rosario, now it's time to discover other parts of Argentina. Travel about 290 kilometres south-east to Buenos Aires to tick off its top sights. From Teatro Colón - ISA to Galápagos and Teatro Colon, there's plenty to keep you on the go.

  • If there's time to check out another well-known destination in Argentina, head for Santa Fe, about 145 kilometres north of Rosario. Provincial History Museum, Plaza Espana and Parish of Our Lady of Lujan are among the biggest draws.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.