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749 € Cheap Flights from Portland to Buenos Aires

Compare Portland to Buenos Aires flight deals

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Flight deals from Portland to Buenos Aires

Looking for a cheap last-minute deal or the best return flight from Portland to Buenos Aires? Find the lowest prices on one-way and return tickets right here.
Buenos Aires.749 € per passenger.Departing Tue, 11 Nov, returning Tue, 18 Nov.Return flight with Alaska Airlines and Avianca.Outbound indirect flight with Alaska Airlines, departs from Portland on Tue, 11 Nov, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Avianca, departs from Buenos Aires Ministro Pistarini on Tue, 18 Nov, arriving in Portland.Price includes taxes and charges.From 749 €, select.
Buenos Aires.786 € per passenger.Departing Tue, 21 Oct, returning Wed, 29 Oct.Return flight with Hawaiian Airlines and Copa.Outbound indirect flight with Hawaiian Airlines, departs from Portland on Tue, 21 Oct, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Copa, departs from Buenos Aires Ministro Pistarini on Wed, 29 Oct, arriving in Portland.Price includes taxes and charges.From 786 €, select.
Buenos Aires.811 € per passenger.Departing Mon, 27 Oct, returning Mon, 26 Jan.Return flight with Alaska Airlines and JetSmart.Outbound indirect flight with Alaska Airlines, departs from Portland on Mon, 27 Oct, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with JetSmart, departs from Buenos Aires Jorge Newbery on Mon, 26 Jan, arriving in Portland.Price includes taxes and charges.From 811 €, select.
Buenos Aires.863 € per passenger.Departing Wed, 14 Jan, returning Sun, 1 Mar.Return flight with Hawaiian Airlines and Avianca.Outbound indirect flight with Hawaiian Airlines, departs from Portland on Wed, 14 Jan, arriving in Buenos Aires Jorge Newbery.Inbound indirect flight with Avianca, departs from Buenos Aires Ministro Pistarini on Sun, 1 Mar, arriving in Portland.Price includes taxes and charges.From 863 €, select.
Buenos Aires.896 € per passenger.Departing Sun, 7 Dec, returning Wed, 1 Apr.Return flight with Hawaiian Airlines and Avianca.Outbound indirect flight with Hawaiian Airlines, departs from Portland on Sun, 7 Dec, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Avianca, departs from Buenos Aires Ministro Pistarini on Wed, 1 Apr, arriving in Portland.Price includes taxes and charges.From 896 €, select.
Buenos Aires.906 € per passenger.Departing Wed, 7 Jan, returning Wed, 14 Jan.Return flight with Alaska Airlines and JetSmart.Outbound indirect flight with Alaska Airlines, departs from Portland on Wed, 7 Jan, arriving in Buenos Aires Jorge Newbery.Inbound indirect flight with JetSmart, departs from Buenos Aires Jorge Newbery on Wed, 14 Jan, arriving in Portland.Price includes taxes and charges.From 906 €, select.
Buenos Aires.916 € per passenger.Departing Thu, 27 Nov, returning Fri, 12 Dec.Return flight with Hawaiian Airlines and Avianca.Outbound indirect flight with Hawaiian Airlines, departs from Portland on Thu, 27 Nov, arriving in Buenos Aires Jorge Newbery.Inbound indirect flight with Avianca, departs from Buenos Aires Jorge Newbery on Fri, 12 Dec, arriving in Portland.Price includes taxes and charges.From 916 €, select.
Buenos Aires.924 € per passenger.Departing Fri, 13 Feb, returning Mon, 16 Feb.Return flight with Hawaiian Airlines and JetSmart.Outbound indirect flight with Hawaiian Airlines, departs from Portland on Fri, 13 Feb, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with JetSmart, departs from Buenos Aires Jorge Newbery on Mon, 16 Feb, arriving in Portland.Price includes taxes and charges.From 924 €, select.

Find the cheapest month to fly from Portland to Buenos Aires

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Portland to Buenos Aires flights are currently cheapest in November.
Sep
Find prices
Oct
from 786 €
Nov
from 749 €
Dec
from 932 €
Jan
from 906 €
Feb
from 924 €
Mar
from 941 €
Apr
from 1.149 €
May
from 1.064 €
Jun
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Jul
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Aug
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Alternative Portland to Buenos Aires routes

Looking for the cheapest, fastest or easiest route from Portland to Buenos Aires? You could fly into the following airports instead.

Portland to Buenos Aires: Flight information

The things to know before you go.
Cheapest flight found749 €
Cheapest month to flyNovember

Finding cheap flights from Portland to Buenos Aires: Frequently asked questions

There are 2 airports in Buenos Aires: Buenos Aires Jorge Newbery and Buenos Aires Ministro Pistarini.
The best price we found for a return flight from Portland to Buenos Aires is 749 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Portland to Buenos Aires. But we found flights with one or more stops from 749 €.
As of September 2025, there are no flights flying from Portland to Buenos Aires.
The cheapest month to fly from Portland to Buenos Aires is usually November.
If you're flying from Portland Airport, the cheapest airport near Buenos Aires is Buenos Aires Ministro Pistarini – which is 27.7 km away from the centre of Buenos Aires. We've found flights into this airport from 749 €.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to Buenos Aires on Tuesday, 11 November 2025.
No airlines currently offer direct flights between Portland Airport and Buenos Aires. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Buenos Aires but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Buenos Aires is around 40 days in advance, so don’t leave your flight to the last minute.
In September, the average temperature is usually around 13°C. January is typically the warmest month in Buenos Aires, when it usually averages around 30°C. You can expect the least rain in June. The coldest month is July, with temperatures averaging 6°C. The rainiest month is March.
Currently, Alaska Airlines offers the cheapest flight tickets to Buenos Aires.

Flying from Portland International Airport (PDX) to Buenos Aires: what you need to know

  • Portland International Airport is located in Portland. Following the UTC-3 timezone, Buenos Aires is four hours ahead of Portland.

  • For a relaxed start to your PDX to Buenos Aires flight, leave plenty of time to navigate the airport and find your gate. Arriving two hours before international departures and an hour before domestic flights is the general travel rule.

  • Planning to travel during a peak time like public or school holidays? Expect longer queues at check-in and security. For peace of mind, arrive up to four hours before international flights and two hours ahead of domestic departures.

  • We make it easy to book plane tickets from PDX to Buenos Aires with a stopover. To see your options, uncheck 'Direct flights only.' Next, choose a flight with a stop long enough to explore your chosen city. The most sought-after stopovers include:

    • Dallas/Fort Worth International Airport (DFW)

    • George Bush Intercontinental Airport (IAH)

    • Miami International Airport (MIA)

  • Located around 10 kilometres from the centre of Portland, PDX can be reached in about 20 minutes by car. Travelling on public transport will take roughly 45 minutes.

  • In search of a hotel near PDX? If you've booked an early flight from Portland International Airport to Buenos Aires, these stays set you up for a seamless send-off:

  • Portland International Airport gets high marks for on-time performance. 83.65% of flights that take off from PDX reach their destination without delay.

  • PDX's address is 7000 NE Airport Way.

How to find the cheapest flights from Portland International Airport (PDX) to Buenos Aires

  • The lowest price we've seen for a one-way Portland International Airport to Buenos Aires flight is 307 €. The cheapest price for a return flight is 749 €. Keep in mind fares can change due to demand at the time of booking.

  • Don't leave everything to the last moment. You're more likely to find cheap flights from PDX to Buenos Aires if you book ahead. Airlines often offer some amazing early bird deals.

  • If you have flexibility with your trip dates, make the most of the 'Whole month' tool. It'll show you the cheapest price across every month when searching for your Portland International Airport to Buenos Aires ticket.

  • Snapping up a cheap flight from PDX to Buenos Aires is a breeze with Price Alerts. Simply create one of these automatic notifications and we'll get in touch when a lower fare pops up.

  • Choose your preferred departure and arrival times, airlines and number of stops with our filters. Then, sort the results for your flight from Portland International Airport to Buenos Aires by 'Fastest,' 'Cheapest' or 'Best.'

Airports in Buenos Aires

Jorge Newbery Airport (AEP)

  • Jorge Newbery Airport (AEP) to the centre of Buenos Aires takes about 20 minutes to reach by car. The centre is roughly 14 kilometres away.

  • If you're taking public transport, expect a journey time of about 40 minutes.

  • The last thing you need is a long journey to your hotel if you're getting in late on a flight from Portland International Airport to Buenos Aires. Reserve one of these accommodation options near AEP instead:

  • Go wherever you want, whenever you want with a Jorge Newbery Airport rental car. Pick up your wheels from Hertz, Localiza or rentar low cost and see more of Buenos Aires and beyond.

  • Reserving your ride from Jorge Newbery Airport around one week before your flight from PDX to Buenos Aires can help you lock in the lowest rate.

Ministro Pistarini Airport (EZE)

  • Ministro Pistarini Airport (EZE) is roughly 32 kilometres from the centre of Buenos Aires. After your flight from Portland International Airport to Buenos Aires, it'll take you around 35 minutes to reach the heart of the city in a ride-share or cab.

  • You can expect the journey to take roughly 2 hours 10 minutes on public transport.

  • Hang up the 'Do not disturb' sign and unwind at a hotel close to EZE. Here are a few options where you can put your feet up after your PDX to Buenos Aires flight:

  • Forget about inconvenient public transport schedules or long cab queues. Grab a Ministro Pistarini Airport rental car and take your journey in whatever direction you like. Compare rates and availability from Hertz, Cactus and Localiza.

  • Get first dibs on the best options. Reserving your ride from EZE one week in advance often means lower prices and a wider selection of vehicles.

Best time to go to Buenos Aires

  • Before booking your flights from Portland International Airport to Buenos Aires, consider which time of year is best for you. High season in Buenos Aires offers a bustling atmosphere and plenty to do, while the low season brings cheaper hotel deals and fewer crowds.

  • Book a Portland International Airport to Buenos Aires plane ticket with a departure in January to visit the city during its warmest month. You can expect temperatures to range from 19ºC (66ºF) to 31ºC (88ºF).

  • Look for cheap tickets from PDX to Buenos Aires in July if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between 5ºC (41ºF) and 15ºC (59ºF) on average.

More about Buenos Aires

  • After booking your flight from Portland International Airport to Buenos Aires, find a hotel that offers both comfort and a great location. Make one of these accommodation options your base for exploring Buenos Aires:

  • There are so many things to do and see in this city it can be hard to work out where to start. Recoleta Cemetery, Obelisco de Buenos Aires and Casa Rosada are popular attractions which should be on any well-planned Buenos Aires itinerary.

Explore more of Argentina

  • You've visited Buenos Aires, now it's time to discover other corners of Argentina. Journey around 274 kilometres north-west to Rosario to tick off its leading sights. From Monumento a la Bandera (Flag Monument) to Predio Ferial Parque de la Independencia and Parque Nacional a la Bandera, you've got a jam-packed schedule ahead.

  • Around 386 kilometres south of Buenos Aires, Mar Del Plata is another essential stop in Argentina. Experience this destination's highlights firsthand at Casino Central de Mar del Plata, Centro Cultural Villa Victoria Ocampo and Villa Ortiz Basualdo.Museo Municipal de Arte Juan Carlos Castagnino.

Plan the rest of your trip from Portland to Buenos Aires

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.