The cheapest times to fly from ROS to DFW are

  • February 26th to June 3rd (except the week of April 2nd)
  • October 8th to November 25th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from ROS to DFW is late April. Prices can be as high as $2460 for Sunday flights during early January, or as low as $1097 for Tuesday flights around late April.


When to Fly to Dallas

Flying from Rosario (ROS) to Dallas/Fort Worth, TX (DFW) will usually cost between $1379 to $2015 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late April with an average ticket price of $1458. Due to high demand the most expensive time to fly is early January, with an average price of $2045. Planning your trip to low-cost times can easily save you $587 on economy flights and even more on first-class flights. Generally, any price below $1626 can be considered a good price for a round-trip ROS to DFW flight.

See below for a graph of average weekly prices for the ROS to DFW route. All prices are for round-trip tickets in USD.

ROS to DFW Flight Prices

Compared to other flights, the ROS to DFW flight is more expensive than the average and costs more than the average flight leaving from Rosario. The average price per mile (for a direct flight) is $0.2, which is below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $204 (12%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $1525. Return trip prices are from the DFW to ROS flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from ROS to DFW can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 10 hour 12 minutes may not be realistic.


Flight Hacking ROS to DFW

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from ROS to DFW — but Champion Traveler does!

Hack #1: Lima (ROS > LIM > DFW)

  • Price for both tickets: $973
  • Average savings: $653 (40.16%)

See ROS to MIA flights

Hack #2: Miami, FL (ROS > MIA > DFW)

  • Price for both tickets: $1029
  • Average savings: $597 (36.72%)

See ROS to LIM flights

Hack #3: Los Angeles, CA (ROS > LAX > DFW)

  • Price for both tickets: $1055
  • Average savings: $572 (35.15%)

See ROS to LAX flights


Flight Questions Answered

Still have questions about flying from ROS to DFW? We’ve got answers.

Which airlines fly this route?

You can find 7 major airlines flying this route most often: Aerolineas Argentinas, Aeromexico, American, COPA, Delta, LATAM, United, and potentially more during busy seasons.

How far away is it from Dallas/Fort Worth International Airport to Rosario Airport?

The distance between the two airports is roughly 5121 miles or 8241 kilometers.

How long does it take to fly from ROS to DFW?

The real-world flight time for a nonstop ROS to DFW flight is about 10 hour 12 minutes.

How many flights go between Rosario and Dallas/Fort Worth, TX?

It depends on the day of the week and the date, but a typical day might have around 9 available flights from ROS to DFW.


Airport Location Info


Departing Airport

Origination code ROS
Origination airport name Rosario Airport
City Rosario
Country Argentina
Latitude -32.9
Longitude -60.8

Return Airport

Destination code DFW
Destination airport name Dallas/Fort Worth International Airport
City Dallas/Fort Worth, TX
Country the United States
Latitude 32.9
Longitude -97


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.