Cheap flights from Seattle to Buenos Aires from $420
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Buenos Aires departing on 5/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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LATAM Airlines flights from Seattle to Buenos Aires Jorge Newbery Airport
Our best LATAM Airlines deals on Seattle to Buenos Aires Jorge Newbery Airport flight tickets
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How to get the cheapest flight ticket from Seattle to Buenos Aires Jorge Newbery Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Buenos Aires Jorge Newbery Airport?
The cheapest day to depart from Seattle to Buenos Aires Jorge Newbery Airport is on a Wednesday. Travelers who choose to depart for Buenos Aires Jorge Newbery Airport on a Wednesday will often find tickets for as low as $1,227. The most expensive day to fly to Buenos Aires Jorge Newbery Airport is Saturday, with ticket prices averaging around $1,963.
What is the cheapest time of day to depart on your flight to Buenos Aires Jorge Newbery Airport?
Flying to Buenos Aires Jorge Newbery Airport from Seattle in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,265 when looking at flights departing in the morning. In the afternoon is when there is more demand to fly to Buenos Aires Jorge Newbery Airport, so prices are often more expensive at around $1,338 per ticket.
When to book flights from Seattle to Buenos Aires Jorge Newbery Airport
Cheap Seattle to Buenos Aires Jorge Newbery Airport (SEA to AEP) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Buenos Aires Jorge Newbery Airport
How far is Seattle/Tacoma Intl to Buenos Aires Jorge Newbery by plane?
The straight-line distance from Seattle/Tacoma Intl to Buenos Aires Jorge Newbery is 6909.8 mi. Flights usually cover this in 19h 32m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Buenos Aires Jorge Newbery Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Buenos Aires Jorge Newbery Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Buenos Aires Jorge Newbery Airport?
As of April 2025, there is 1 operator available to choose from for flights from Seattle/Tacoma Intl Airport to Buenos Aires Jorge Newbery Airport.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Buenos Aires Jorge Newbery Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Buenos Aires Jorge Newbery Airport.
What documentation or ID do you need to fly to Buenos Aires Jorge Newbery Airport?
The travel and health documents required for your trip to Buenos Aires Jorge Newbery Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Buenos Aires Jorge Newbery Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Seattle to Buenos Aires Jorge Newbery Airport?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Seattle to Buenos Aires Jorge Newbery Airport is LATAM Airlines (100% of total bookings).
Best airlines flying from Seattle to Buenos Aires Jorge Newbery Airport
Compare and see reviews for airlines that fly from Seattle to Buenos Aires Jorge Newbery Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $1,113 | Free Cancellation | Rating 7.5 1,767 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Buenos Aires?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Buenos Aires for you.
Can I find flights from Seattle to Buenos Aires with flexible booking policies on momondo?
Flights from Seattle to Buenos Aires with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Seattle to Buenos Aires?
Once all potential Seattle to Buenos Aires flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Seattle to Buenos Aires right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Seattle to Buenos Aires now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Buenos Aires and let you know when they change.