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Cheap Flights from Washington D.C. (BWI) to Buenos Aires (BUEA)

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Compare Baltimore Washington International to Buenos Aires flight deals

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Flight deals from Baltimore Washington International to Buenos Aires

Looking for a cheap last-minute deal or the best return flight from Baltimore Washington International to Buenos Aires? Find the lowest prices on one-way and return tickets right here.
Buenos Aires.$978 per passenger.Departing Fri, 5 Sep, returning Fri, 19 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Baltimore Washington International on Fri, 5 Sep, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Delta, departs from Buenos Aires Ministro Pistarini on Fri, 19 Sep, arriving in Baltimore Washington International.Price includes taxes and charges.From $978, select.
Buenos Aires.$978 per passenger.Departing Tue, 20 May, returning Mon, 26 May.Return flight with Delta.Outbound indirect flight with Delta, departs from Baltimore Washington International on Tue, 20 May, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Delta, departs from Buenos Aires Ministro Pistarini on Mon, 26 May, arriving in Baltimore Washington International.Price includes taxes and charges.From $978, select.
Buenos Aires.$983 per passenger.Departing Mon, 8 Sep, returning Wed, 3 Dec.Return flight with Delta.Outbound indirect flight with Delta, departs from Baltimore Washington International on Mon, 8 Sep, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Delta, departs from Buenos Aires Ministro Pistarini on Wed, 3 Dec, arriving in Baltimore Washington International.Price includes taxes and charges.From $983, select.
Buenos Aires.$1,021 per passenger.Departing Fri, 20 Feb, returning Wed, 4 Mar.Return flight with United.Outbound indirect flight with United, departs from Baltimore Washington International on Fri, 20 Feb, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with United, departs from Buenos Aires Ministro Pistarini on Wed, 4 Mar, arriving in Baltimore Washington International.Price includes taxes and charges.From $1,021, select.
Buenos Aires.$1,028 per passenger.Departing Wed, 17 Sep, returning Wed, 22 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Baltimore Washington International on Wed, 17 Sep, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Delta, departs from Buenos Aires Ministro Pistarini on Wed, 22 Oct, arriving in Baltimore Washington International.Price includes taxes and charges.From $1,028, select.
Buenos Aires.$1,032 per passenger.Departing Mon, 6 Oct, returning Wed, 22 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Baltimore Washington International on Mon, 6 Oct, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Delta, departs from Buenos Aires Ministro Pistarini on Wed, 22 Oct, arriving in Baltimore Washington International.Price includes taxes and charges.From $1,032, select.
Buenos Aires.$1,068 per passenger.Departing Tue, 3 Mar, returning Tue, 17 Mar.Return flight with LATAM Airlines.Outbound indirect flight with LATAM Airlines, departs from Baltimore Washington International on Tue, 3 Mar, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with LATAM Airlines, departs from Buenos Aires Ministro Pistarini on Tue, 17 Mar, arriving in Baltimore Washington International.Price includes taxes and charges.From $1,068, select.
Buenos Aires.$1,068 per passenger.Departing Sun, 1 Jun, returning Wed, 3 Dec.Return flight with Delta.Outbound indirect flight with Delta, departs from Baltimore Washington International on Sun, 1 Jun, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Delta, departs from Buenos Aires Ministro Pistarini on Wed, 3 Dec, arriving in Baltimore Washington International.Price includes taxes and charges.From $1,068, select.

Find the cheapest month to fly from Baltimore Washington International to Buenos Aires

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Baltimore Washington International to Buenos Aires flights are currently cheapest in May.
May
from $978
Jun
from $1,208
Jul
from $1,276
Aug
from $1,254
Sep
from $978
Oct
from $1,032
Nov
from $1,189
Dec
from $1,803
Jan
from $1,200
Feb
Find prices
Mar
from $1,068
Apr
Find prices

Alternative Baltimore Washington International to Buenos Aires routes

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

Washington D.C. to Buenos Aires: Flight information

The things to know before you go.
Cheapest flight found$978
Cheapest month to flyMay

Finding cheap flights from Baltimore Washington International 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 Baltimore Washington International to Buenos Aires is $978. 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 Baltimore Washington International to Buenos Aires. But we found flights with one or more stops from $978.
As of May 2025, there are no flights flying from Baltimore Washington International to Buenos Aires.
The cheapest month to fly from Baltimore Washington International to Buenos Aires is usually May 2025.
If you're flying from Baltimore Washington International 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 $978.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Baltimore Washington International Airport to Buenos Aires on Tuesday, 20 May 2025.
No airlines currently offer direct flights between Baltimore Washington International 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 May, the average temperature is usually around 14°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, Delta offers the cheapest flight tickets to Buenos Aires.

Travelling from Baltimore/Wash International Thurgood Marshall Airport (BWI) to Buenos Aires: what you need to know

  • Baltimore/Wash International Thurgood Marshall Airport is located in Washington DC. Following the UTC-3 timezone, Buenos Aires is one hour ahead of Washington DC.

  • Leave plenty of time to get on your BWI to Buenos Aires flight. As a rule of thumb, arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Delays at check-in and security are likely if you're travelling during high season, so give yourself some extra wiggle room. A good general rule for peak periods? Get there up to four hours ahead for international flights and two hours for domestic departures.

  • Stopovers are the perfect opportunity to take a break from travelling and perhaps even visit a new city. When browsing for flight tickets from BWI to Buenos Aires, deselect the 'Direct flights only' box to see where you can stop along the way. Here are some popular options to consider:

    • Hartsfield-Jackson Atlanta International Airport (ATL)

    • George Bush Intercontinental Airport (IAH)

    • Miami International Airport (MIA)

  • Located around 40 kilometres from the centre of Washington DC, BWI can be reached in about 50 minutes by car. Travelling on public transport will take roughly 1 hour 30 minutes.

  • In search of a hotel close to BWI? If you've booked an early flight from Baltimore/Wash International Thurgood Marshall Airport to Buenos Aires, these stays will put you moments from your departure gate:

  • When it comes to the on-time performance of Baltimore/Wash International Thurgood Marshall Airport, data shows 77.13% of flights arrive within the expected time frame.

How to find the cheapest flights from Baltimore/Wash International Thurgood Marshall Airport (BWI) to Buenos Aires

  • $408 is the cheapest price we've found for a one-way Baltimore/Wash International Thurgood Marshall Airport to Buenos Aires flight. A return ticket right now is $978. Depending on the availability and when you book, these fares may change.

  • Don't wait until the last minute. You're more likely to pick up cheap flights from BWI to Buenos Aires if you book ahead. Airlines often offer some great early bird rates.

  • The 'Whole month' tool will show you the cheapest tickets from Baltimore/Wash International Thurgood Marshall Airport to Buenos Aires throughout the entire month. It's a good way to snap up a bargain if your plans are flexible.

  • Save time searching for cheap flights from BWI to Buenos Aires by creating a Price Alert. You'll get an email or notification on the app when a special offer becomes available.

  • Snag an affordable flight from Baltimore/Wash International Thurgood Marshall Airport to Buenos Aires with the help of our filters. Select your preferred duration, number of stops and airlines, then sort the results by 'Cheapest' to see the best deals.

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.

  • Travelling to the centre by public transport typically takes 40 minutes.

  • If you have a late flight from Baltimore/Wash International Thurgood Marshall Airport to Buenos Aires, few things beat the convenience of staying close to the terminal. Collect your bags from the carousel and then be showered and sleeping soon after at one of these hotels near AEP:

  • Travel at your own pace with a Jorge Newbery Airport rental car. Book your wheels from Hertz, Localiza or rentar low cost and discover more of Buenos Aires and beyond.

  • Lock in the best rate by reserving your vehicle from Jorge Newbery Airport around one week before your flight from BWI to Buenos Aires.

Ministro Pistarini Airport (EZE)

  • Central Buenos Aires is around 32 kilometres from Ministro Pistarini Airport (EZE). Once your flight from Baltimore/Wash International Thurgood Marshall Airport to Buenos Aires has touched down and you've made your way out of the airport, expect a drive of around 35 minutes.

  • The trip will take about 2 hours 10 minutes on public transport.

  • You'll find some comfortable places ready to welcome you near EZE. Settle in and get cosy after your BWI to Buenos Aires flight at one of these perfectly located options:

  • The fastest way to get to where you're going is with a Ministro Pistarini Airport rental car. Pick up your wheels from Hertz, Cactus or Localiza and hit the road in a heartbeat.

  • Get the lowest price by booking your ride from EZE one week in advance. You'll also have access to a bigger selection of vehicles.

Best time to go to Buenos Aires

  • Travel to Buenos Aires during the high season if you like a lively atmosphere, but remember that hotel prices may be higher. Alternatively, book flights from Baltimore/Wash International Thurgood Marshall Airport to Buenos Aires in the low season when prices are cheaper and crowds are smaller.

  • Book a Baltimore/Wash International Thurgood Marshall Airport to Buenos Aires flight ticket with a departure in January to visit the city during its warmest month. Expect temperatures to range from 19ºC (66ºF) to 31ºC (88ºF).

  • If you want cooler conditions, look for a cheap ticket from BWI to Buenos Aires in July when temperatures average between 5ºC (41ºF) and 15ºC (59ºF).

More about Buenos Aires

  • Start your Buenos Aires trip right by choosing the perfect place to stay. After booking your flight from Baltimore/Wash International Thurgood Marshall Airport to Buenos Aires, check out our selection of hotels including:

  • There are so many things to explore in this city it can be hard to work out where to begin. Recoleta Cemetery, Obelisco de Buenos Aires and Casa Rosada are popular attractions which should feature on any good Buenos Aires itinerary.

Explore more of Argentina

  • Rosario is just one of the many cities in Argentina waiting to be explored after you've experienced Buenos Aires. Around 274 kilometres away to the north-west, popular attractions include Monumento a la Bandera (Flag Monument), Predio Ferial Parque de la Independencia and Parque Nacional a la Bandera.

  • Mar Del Plata is another must-experience destination in Argentina and is around 386 kilometres south of Buenos Aires. No journey is complete without seeing 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 Washington D.C. to Buenos Aires

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