Cheap Flights from Seattle (SEA) to Mar Del Plata (MDQ)

Popular airlines from Seattle-Tacoma International Airport (SEA) to Mar Del Plata (MDQ-Astor Piazzola Intl.)

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Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Astor Piazzola Intl. Airport (MDQ) cost?
Lock in a cheap one-way flight or cheap return flight from Seattle - Tacoma Intl. Airport (SEA) to Astor Piazzola Intl. Airport (MDQ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Astor Piazzola Intl. Airport (MDQ)?
Flying in may help you find better deals, as it's the cheapest month for flights between SEA and MDQ. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Astor Piazzola Intl. Airport (MDQ)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from SEA to MDQ. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Astor Piazzola Intl. Airport (MDQ)?
Nonstop flights from Seattle - Tacoma Intl. Airport (SEA) to Astor Piazzola Intl. Airport (MDQ) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SEA to MDQ?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary depending on a range of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Astor Piazzola Intl. Airport (MDQ)?
To avoid potential delays on the Seattle - Tacoma Intl. Airport (SEA) to Astor Piazzola Intl. Airport (MDQ) route, fly before 3 PM. Later departures are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Astor Piazzola Intl. Airport (MDQ) last-minute?
Booking your ticket from SEA to MDQ just before your journey is usually more expensive. But if there's some wiggle room with your travel dates and times, you could land a cheap last-minute fare.
Is it cheaper to book a SEA to MDQ flight and hotel package?
You'll typically save money by booking a SEA to MDQ flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After choosing your ideal accommodations and flights, you can add extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Astor Piazzola Intl. Airport (MDQ)?
If you reserved your SEA to MDQ flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

Travel information

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Astor Piazzola Intl.
Distance
7116 mi

Book with confidence

Book with confidence

Seattle to Mar Del Plata Flights

The cheapest times to fly from Seattle to Mar Del Plata

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Mar Del Plata are during the month of . You can find some of the cheapest flights from Seattle to Mar Del Plata with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Mar Del Plata

Sunday is one of the best days to book for cheap flights from Seattle to Mar Del Plata: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to Mar Del Plata

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Mar Del Plata in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Mar Del Plata flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Mar Del Plata airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seattle to Mar Del Plata Flights

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*Available to One Key members.