The cheapest times to fly from PDX to ROS are
- February 26th to June 3rd (except the weeks of March 19th and April 2nd)
- August 13th to November 18th
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 PDX to ROS is mid to late September. Prices can be as high as $2575 for Saturday flights during late December, or as low as $1089 for Tuesday flights around mid to late September.
When to Fly to Rosario
Flying from Portland, OR (PDX) to Rosario (ROS) will usually cost between $1155 to $1856 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late September with an average ticket price of $1184. Due to high demand the most expensive time to fly is late December, with an average price of $2057. Planning your trip to low-cost times can easily save you $872 on economy flights and even more on first-class flights. Generally, any price below $1356 can be considered a good price for a round-trip PDX to ROS flight.
See below for a graph of average weekly prices for the PDX to ROS route. All prices are for round-trip tickets in USD.
Compared to other flights, the PDX to ROS flight is slightly more expensive than the average and costs slightly more than the average flight leaving from Portland. The average price per mile (for a direct flight) is $0.13, which is far below average.
Flight Prices by Day of the Week
Tuesday is usually the cheapest day to depart and return on this flight. Saturdays 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 $196 (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 $1346. Return trip prices are from the ROS to PDX flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
Return Trip Prices by Day
Nonstop Flights and Layovers
Travelers looking to fly from PDX to ROS can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 12 hour 58 minutes may not be realistic.
Flight Hacking PDX to ROS
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 PDX to ROS — but Champion Traveler does!
- Price for both tickets: $1003
- Average savings: $353 (26.03%)
- Price for both tickets: $1067
- Average savings: $289 (21.31%)
- Price for both tickets: $1070
- Average savings: $286 (21.09%)
Flight Questions Answered
Still have questions about flying from PDX to ROS? We’ve got answers.
Which airlines fly this route?
You can find 8 major airlines flying this route most often: Aeromexico, Alaska, American, COPA, Delta, LATAM, Turkish Airlines, United, and potentially more during busy seasons.
How far away is it from Rosario Airport to Portland International Airport?
The distance between the two airports is roughly 6655 miles or 10710 kilometers.
How long does it take to fly from PDX to ROS?
The real-world flight time for a nonstop PDX to ROS flight is about 12 hour 58 minutes.
How many flights go between Portland, OR and Rosario?
It depends on the day of the week and the date, but a typical day might have around 17 available flights from PDX to ROS.
Airport Location Info
|Origination airport name||Portland International Airport|
|Country||the United States|
|Destination airport name||Rosario Airport|
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.