Which airports can I use when flying from Washington, D.C. to Rosario?

Flights from Washington, D.C. to Rosario may depart from several airports in Washington, D.C. area, including Washington, D.C. Reagan-National (DCA) and Washington, D.C. Dulles Intl (IAD). Flights usually arrive at Rosario Fisherton (ROS).

What cabin classes can I book on flights from Washington, D.C. to Rosario?

Two cabin classes are available on flights from Washington, D.C. to Rosario: • Economy Class • Business Class

Which airports do connecting flights from Washington, D.C. to Rosario pass through?

Most connecting flights from Washington, D.C. to Rosario pass through Panama City Tocumen Intl (PTY), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

Can I save money by using flexible dates for flights from Washington, D.C. to Rosario?

Yes. Being flexible with your travel dates can save you up to 53% on the Washington, D.C. to Rosario route. Thursday is the cheapest departure day at $925 round-trip on average, while Saturday is the most expensive at $1,943, a difference of $1,018. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

How long is a flight from Washington, D.C. to Rosario?

A nonstop flight from Washington, D.C. to Rosario takes 0h 00m, covering 5,066 miles.

Do I need a passport to fly from Washington, D.C. to Rosario?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Have flight prices from Washington, D.C. to Rosario changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $922 to $6,729. That means the highest observed fare was about 7x higher than the lowest one.

How are flight prices from Washington, D.C. to Rosario looking right now?

One-way fares from Washington, D.C. to Rosario are currently higher than usual. Average one-way flight prices are about $571, which is 6% above the typical average for this route.

What is the time difference between Washington, D.C. and Rosario?

Rosario is 1 hour ahead of Washington, D.C. (Argentina Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Rosario Fisherton Airport (ROS)?

Rosario Fisherton Airport (ROS) hosts 5 major car rental companies, with daily rates starting from around $30 for economy cars. Top options include: · Localiza · Alamo · Hertz · Budget · National

How much should I expect to pay for a Washington, D.C. to Rosario flight?

Round-trip flights from Washington, D.C. to Rosario range from $1,052 to $1,435, with an average of $1,145 over the past 12 months. Anything below $1,052 counts as a good deal.

What is the cheapest airline to fly from Washington, D.C. to Rosario?

LATAM Airlines ($987) and Copa Airlines ($1,315) are the cheapest airlines to fly round-trip from Washington, D.C. to Rosario according to KAYAK data over the last 5 days.

What is the cheapest layover airport when flying from Washington, D.C. to Rosario?

Flights via Panama City Tocumen Intl (PTY) offer the most affordable fares, with an average round-trip price of $1,309. Based on KAYAK data over the past 3 months.

When flying from Washington, D.C. to Rosario which airport offers the shortest layover?

Panama City Tocumen Intl (PTY) had the shortest average connection time for Washington, D.C. to Rosario layovers at 536 minutes over the past 3 months.

$521 CHEAP FLIGHTS from Washington, D.C. to Rosario (WAS - ROS)

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Cheapest round-trip

$922

Typical prices: $1,052-$1,435

Multiple Airlines

Mon 11/5Sat 11/10

DCA - ROS • 2 stops

Cheapest one-way

$521

Typical prices: $512-$618

Multiple Airlines

Sun 12/16

BWI - ROS • 3 stops

Nonstop flights

Not available

There are currently no direct flights between Washington, D.C. and Rosario. You'll need to take a connecting flight to reach the destination.

Insights

Top routes

DCA - ROS

Cheapest • 4% average savings

IAD - ROS

Most popular

Insights

When to travel

November

Cheapest • 19% price drop

April

Most popular

Good to know

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We hope you love your trip to Rosario!

Flight Deals

Cheap Flights from Washington, D.C. to Rosario (WAS-ROS)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Washington, D.C. to Rosario

Sun, Nov 8 - Tue, Nov 10

6:00 am - 1:45 amDCA Washington, D.C. Reagan-National-ROS Rosario Fisherton

17h 45m2 stops Boston Logan Intl Sao Paulo Guarulhos Intl

12:30 pm - 4:37 pmROS Rosario Fisherton-DCA Washington, D.C. Reagan-National

30h 07m2 stops Sao Paulo Guarulhos Intl New York John F Kennedy Intl

$922LATAM Airlines

Thu, Nov 5 - Tue, Nov 10

8:59 pm - 11:15 amDCA Washington, D.C. Reagan-National-ROS Rosario Fisherton

36h 16m2 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

$922Multiple Airlines

Thu, Nov 5 - Tue, Nov 10

10:00 pm - 11:15 amDCA Washington, D.C. Reagan-National-ROS Rosario Fisherton

35h 15m2 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

$922Multiple Airlines

Thu, Nov 5 - Tue, Nov 10

10:10 am - 11:15 amDCA Washington, D.C. Reagan-National-ROS Rosario Fisherton

47h 05m2 stops Atlanta Hartsfield-Jackson 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

$987LATAM Airlines

Mon, Oct 26 - Thu, Oct 29

2:01 pm - 11:15 amBWI Baltimore/Washington-ROS Rosario Fisherton

20h 14m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl

12:30 pm - 1:14 pmROS Rosario Fisherton-BWI Baltimore/Washington

25h 44m2 stops Sao Paulo Guarulhos Intl Boston Logan Intl

$1,013LATAM Airlines

Thu, Nov 5 - Tue, Nov 10

3:04 pm - 11:15 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

42h 11m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos 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

$1,048LATAM Airlines

Mon, Nov 2 - Fri, Nov 6

12:26 pm - 11:15 amDCA Washington, D.C. Reagan-National-ROS Rosario Fisherton

20h 49m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl

7:45 am - 11:47 pmROS Rosario Fisherton-DCA Washington, D.C. Reagan-National

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

$1,136LATAM Airlines

Thu, Nov 5 - Tue, Nov 10

3:04 pm - 11:15 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

42h 11m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos 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

$1,201LATAM Airlines

Wed, Nov 4 - Mon, Nov 9

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

$1,315Copa Airlines

Thu, Nov 5 - Tue, Nov 10

3:04 pm - 11:15 amIAD Washington, D.C. Dulles Intl-ROS Rosario Fisherton

42h 11m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos 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

$1,334LATAM Airlines

Booking Insights

Price, demand and travel trends for Washington, D.C. to Rosario flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Washington, D.C. to Rosario with more confidence.

Prices

Airlines

Layovers

What is the cheapest Washington, D.C. to Rosario flight route?

There's little price difference between Washington, D.C. to Rosario routes. They average around $1,121 round-trip, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Washington, D.C. to Rosario?

Thursday is the cheapest day of the week to fly from Washington, D.C. to Rosario, it is 20% cheaper than the average day. Saturday is the most expensive day with flight prices 69% higher than average. Based on deals found by KAYAK users in the last 12 months.

Find deals

Low season	July
High season	April
Cheapest flight	$521

Most popular time to fly and prices are also 3% lower on average.

Flight from Baltimore to Rosario

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

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Rosario based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Washington, D.C. to Rosario?
Flights from Washington, D.C. to Rosario may depart from several airports in Washington, D.C. area, including Washington, D.C. Reagan-National (DCA) and Washington, D.C. Dulles Intl (IAD). Flights usually arrive at Rosario Fisherton (ROS).
What cabin classes can I book on flights from Washington, D.C. to Rosario?
Two cabin classes are available on flights from Washington, D.C. to Rosario:

• Economy Class
• Business Class
Which airports do connecting flights from Washington, D.C. to Rosario pass through?
Most connecting flights from Washington, D.C. to Rosario pass through Panama City Tocumen Intl (PTY), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.
Can I save money by using flexible dates for flights from Washington, D.C. to Rosario?
Yes. Being flexible with your travel dates can save you up to 53% on the Washington, D.C. to Rosario route. Thursday is the cheapest departure day at $925 round-trip on average, while Saturday is the most expensive at $1,943, a difference of $1,018. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
How long is a flight from Washington, D.C. to Rosario?
A nonstop flight from Washington, D.C. to Rosario takes 0h 00m, covering 5,066 miles.
Do I need a passport to fly from Washington, D.C. to Rosario?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
Have flight prices from Washington, D.C. to Rosario changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $922 to $6,729. That means the highest observed fare was about 7x higher than the lowest one.
How are flight prices from Washington, D.C. to Rosario looking right now?
One-way fares from Washington, D.C. to Rosario are currently higher than usual. Average one-way flight prices are about $571, which is 6% above the typical average for this route.
What is the time difference between Washington, D.C. and Rosario?
Rosario is 1 hour ahead of Washington, D.C. (Argentina Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.
What car rental options are available at Rosario Fisherton Airport (ROS)?
Rosario Fisherton Airport (ROS) hosts 5 major car rental companies, with daily rates starting from around $30 for economy cars. Top options include:
· Localiza
· Alamo
· Hertz
· Budget
· National
How much should I expect to pay for a Washington, D.C. to Rosario flight?
Round-trip flights from Washington, D.C. to Rosario range from $1,052 to $1,435, with an average of $1,145 over the past 12 months. Anything below $1,052 counts as a good deal.

If your dates can be flexible, aim for a Thursday departure instead of Saturday. On this route, Thursday flights average $925 - about $1,018 less than Saturday (52% savings) based on the last 12 months.
If you can choose when to travel, plan your Washington, D.C. to Rosario trip for November. Fares historically average $925 round-trip in that month - typically $645 less than the most expensive month, which is May (based on the last 12 months).

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WAS - ROS

$521 Find Cheap Flights from Washington, D.C. to Rosario - Compare and Save

Everything you should know

Cheap Flights from Washington, D.C. to Rosario (WAS-ROS)

Recent round-trip flight deals from Washington, D.C. to Rosario

Recent one-way flight deals from Washington, D.C. to Rosario

Price, demand and travel trends for Washington, D.C. to Rosario flights

What is the cheapest Washington, D.C. to Rosario flight route?

What's the cheapest day of the week to fly from Washington, D.C. to Rosario?

What is the cheapest airline to fly from Washington, D.C. to Rosario?

What is the cheapest layover airport when flying from Washington, D.C. to Rosario?

When flying from Washington, D.C. to Rosario which airport offers the shortest layover?

Key details for Washington, D.C. to Rosario flights

Low season

High season

Cheapest flight

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

Your Washington, D.C. to Rosario flight questions, answered

Your guide to booking Washington, D.C. to Rosario flights

More options for your flight from Washington, D.C. to Rosario

Complete your trip to Rosario with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Washington, D.C. to Rosario

Find direct flights to and from Washington, D.C. and Rosario

Flights from domestic origins to Rosario

Flights to other popular destinations