Cheap flights from Seattle, WA to Buenos Aires, Argentina
Flights starting at £401. Choose between Alaska Airlines, LATAM Airlines, or Avianca to find the best price.
Make your travel wishlist, we'll do the rest
Hidden deals
Kiwi-Code uncovers prices airlines don't want you to see.
Effortless booking
Use our flexible filters to tailor your search.
Travel hacking
Look out for the travel hack star icon for even cheaper fares.
Tips to know when travelling to Buenos Aires
Cheapest one-way trip | £434 |
---|---|
Cheapest round-trip | £1,035 |
Average round-trip | £1,438 |
Includes rare itinerary | |
Most popular airline | Alaska Airlines |
Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by departure date
Receive exclusive deals by email
By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.
Travelers usually depart from Seattle–Tacoma International, or Kenmore Air Harbor Seaplane Base when they travel from Seattle to Buenos Aires. Book your trip to arrive at Ministro Pistarini International, or Aeroparque Jorge Newbery. The most popular airlines for this route are Alaska Airlines, LATAM Airlines, Avianca, Copa Airlines, and Aerolineas Argentinas. Seattle and Buenos Aires have 249 direct flights per week. When you arrive at Buenos Aires, consider visiting Recoleta, and La Boca, Buenos Aires.
Check-in for a flight from Seattle to Buenos Aires
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
LATAM Airlines | LAN | LA | Yes | Opens 48 days before flight Closes 2 hours before flight |
Avianca | AVA | AV | No | Opens 48 days before flight Closes 1 hours before flight |
Copa Airlines | CMP | CM | Yes | Opens 24 days before flight Closes 1 hours before flight |
Aerolineas Argentinas | ARG | AR | Yes | No |
Weather in Buenos Aires
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 29°C | 21°C |
February | 28°C | 20°C |
March | 25°C | 18°C |
April | 21°C | 15°C |
May | 18°C | 12°C |
June | 14°C | 9°C |
July | 13°C | 8°C |
August | 15°C | 9°C |
September | 17°C | 11°C |
October | 20°C | 13°C |
November | 24°C | 16°C |
December | 27°C | 19°C |
14 day forecast
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
Explore alternative trips
Flights from Seattle
- Flights from Seattle to London
- Flights from Seattle to Las Vegas
- Flights from Seattle to Denver
- Flights from Seattle to Phoenix
- Flights from Seattle to Dublin
- Flights from Seattle to Melbourne
- Flights from Seattle to Orlando
- Flights from Seattle to Salt Lake City
- Flights from Seattle to San Jose
- Flights from Seattle to Vancouver
- Flights from Seattle to Manchester
- Flights from Seattle to Edinburgh
- Flights from Seattle to San Francisco
- Flights from Seattle to Philadelphia
- Flights from Seattle to Dallas
- Flights from Seattle to Washington, D.C.
- Flights from Seattle to New York
- Flights from Seattle to Atlanta
- Flights from Seattle to Los Angeles
- Flights from Seattle to Rome
Flights to Buenos Aires
- Flights from London to Buenos Aires
- Flights from Dublin to Buenos Aires
- Flights from Santiago de Chile to Buenos Aires
- Flights from Puerto Iguazú to Buenos Aires
- Flights from Rio de Janeiro to Buenos Aires
- Flights from Salta to Buenos Aires
- Flights from Mendoza to Buenos Aires
- Flights from Córdoba to Buenos Aires
- Flights from El Calafate to Buenos Aires
- Flights from Lima to Buenos Aires
- Flights from San Miguel de Tucumán to Buenos Aires
- Flights from San Salvador de Jujuy to Buenos Aires
- Flights from São Paulo to Buenos Aires
- Flights from Bariloche to Buenos Aires
- Flights from Cusco to Buenos Aires
- Flights from Caracas to Buenos Aires
- Flights from Neuquén to Buenos Aires
- Flights from Ushuaia to Buenos Aires
- Flights from Bangkok to Buenos Aires
- Flights from Calama to Buenos Aires
Popular routes
- Flights from Guadalajara to Barranquilla
- Flights from Las Vegas to Chittagong
- Flights from Philadelphia to Manama
- Flights from Phoenix to Seoul
- Flights from Bogotá to Columbus
- Flights from San Antonio to Karachi
- Flights from Medellín to Oakland
- Flights from Tijuana to Malé
- Flights from Oakland to Medellín
- Flights from Bengaluru to New Orleans
- Flights from London to Milan
- Flights from London to Faro