Cheap flights from the United States to Buenos Aires from $244
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Buenos Aires departing on 5/6. 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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Recent round-trip flight deals from the United States to Buenos Aires
KAYAK's recommended round-trip deals from the most popular airlines that fly from the United States to Buenos Aires.
Recent one-way flight deals from the United States to Buenos Aires
Flying one-way? These are some of the best deals recently discovered on momondo for flights from the United States to Buenos Aires.
Recent last minute flight deals from the United States to Buenos Aires
Planning a quick getaway from the United States to Buenos Aires? These are the last-minute flight deals available now.
Recent direct flight deals from the United States to Buenos Aires
If you prefer a non-stop journey, check out our latest direct flight deals to Buenos Aires, so you can enjoy a seamless trip without layovers.
Copa Airlines flights from United States to Buenos Aires
Our best Copa Airlines deals on United States to Buenos Aires flight tickets
Copa Airlines![Copa Airlines]()
May 6![Copa Airlines]()
May 21
LAX12:14 pmLos Angeles
16h 05m
1 stop
EZE8:19 amBuenos Aires Ministro Pistarini
EZE2:32 pmBuenos Aires Ministro Pistarini
26h 21m
1 stop
LAX12:53 pmLos Angeles
Copa Airlines![Copa Airlines]()
May 5![Copa Airlines]()
May 21
LAX10:14 pmLos Angeles
19h 57m
1 stop
EZE10:11 pmBuenos Aires Ministro Pistarini
EZE2:32 pmBuenos Aires Ministro Pistarini
26h 21m
1 stop
LAX12:53 pmLos Angeles
Avianca flights from United States to Buenos Aires
Our best Avianca deals on United States to Buenos Aires flight tickets
Avianca![Avianca]()
Jun 9![Avianca]()
Jun 26
IAD7:00 amWashington, D.C. Dulles Intl
16h 10m
1 stop
EZE12:10 amBuenos Aires Ministro Pistarini
EZE4:45 pmBuenos Aires Ministro Pistarini
13h 50m
1 stop
IAD5:35 amWashington, D.C. Dulles Intl
Avianca![Avianca]()
Aug 14![Avianca]()
Aug 23
IAD4:05 amWashington, D.C. Dulles Intl
19h 05m
2 stops
EZE12:10 amBuenos Aires Ministro Pistarini
EZE4:45 pmBuenos Aires Ministro Pistarini
13h 50m
1 stop
IAD5:35 amWashington, D.C. Dulles Intl
See travel insights to Buenos Aires from
How to get the cheapest flight ticket from United States to Buenos Aires
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
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Airlines
Other information
What is the cheapest month to fly to Buenos Aires?
The cheapest month to fly to Buenos Aires from United States is in May. Flight prices, which tend to average around $857, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of May, then book flights to Buenos Aires from United States during October instead. Flights to Buenos Aires in October, while not as cheap as those in May, still average around $957.
What is the cheapest day to depart on your flight to Buenos Aires?
On average, the least expensive day to fly to Buenos Aires from United States is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $988. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Saturday is $1,143.
What is the cheapest time of day to depart on your flight to Buenos Aires?
Our most recent data shows that the best time of day to fly to Buenos Aires is in the morning. Flights from United States to Buenos Aires during this time can be as low as $719. Try not to purchase tickets at noon because they tend to be around $1,476. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest United States to Buenos Aires flight route?
Fly from Miami to Buenos Aires Ministro Pistarini for the best United States - Buenos Aires flight prices
How far in advance should I book a flight to Buenos Aires?
You are more likely to see cheaper flights to Buenos Aires from United States when booking 25 weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around $1,068 when searching 25 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from United States for as low as $974 on momondo.
What cabin class options are available on United States to Buenos Aires flights?
There are 4 cabin classes available to choose from on United States to Buenos Aires flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from United States to Buenos Aires?
Copa Airlines, Avianca, and United Airlines are the most popular carriers operating from United States to Buenos Aires
What airlines fly to Buenos Aires?
Aerolineas Argentinas, American Airlines and Delta are the top three most popular airlines that fly to Buenos Aires from United States according to our data. Aerolineas Argentinas is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Buenos Aires. Keep in mind that there are 11 different airlines that fly to Buenos Aires on a routine basis, so you have a few additional options to choose from.
How many flights depart from United States to Buenos Aires on average per day?
As of April 2025, there are 8 flights per day flying from United States to Buenos Aires. The most common time of day flights depart is 10:00PM, with 71% of flights taking off in the evening.
How many flights depart from United States to Buenos Aires on average per week?
As of April 2025, 57 flights take off from United States and land in Buenos Aires each week. The most common flight departure day for this route is Tue, with 16% of weekly flights taking off on this day.
Cheap United States to Buenos Aires flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from United States to Buenos Aires
Best Price Found | $244 |
|---|---|
Fastest flight time | 9h 05m |
Direct flights | Every day |
Airports in Buenos Aires | 2 airports |
When did momondo last update prices for flights from United States to Buenos Aires?
Prices for flights from United States to Buenos Aires refresh daily.
How many operators does momondo search for flights from United States to Buenos Aires?
The number of operators available for flights from United States to Buenos Aires is 10 as of April 2025.
How old do you have to be to fly from United States to Buenos Aires?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Buenos Aires.
What documentation or ID do you need to fly to Buenos Aires?
The required travel and health documents for your Buenos Aires trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buenos Aires. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from United States to Buenos Aires?
Based on momondo bookings for flights between United States and Buenos Aires, the leading plane model is Airbus A330, making up 49.07% of the total bookings. Other popular models include Boeing 787-8 Dreamliner with 21.21%, Boeing 777-300ER with 19.73%, and Boeing 777-200/200ER with 6.98%.
Best airlines flying from United States to Buenos Aires
Compare and see reviews for airlines that fly from United States to Buenos Aires with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $201 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $428 | Free Cancellation | Rating 7.5 1,408 reviews | |||
| PriceFrom $512 | Free Cancellation | Rating 7.5 1,765 reviews | |||
| PriceFrom $519 | Free Cancellation | Rating 7.3 1,064 reviews | |||
| PriceFrom $538 | Free Cancellation | Rating 6.7 2,319 reviews | |||
| PriceFrom $652 | Free Cancellation | Rating 8.1 859 reviews | |||
| PriceFrom $665 | Free Cancellation | Rating 8.0 7,920 reviews | |||
| PriceFrom $675 | Free Cancellation | Rating 7.4 8,684 reviews | |||
| PriceFrom $706 | Free Cancellation | Rating 6.7 133 reviews | |||
| PriceFrom $798 | Free Cancellation | Rating 7.0 9,180 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from United States to Buenos Aires?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Buenos Aires from United States.
Can I find flights from United States to Buenos Aires with flexible booking policies on momondo?
All flight searches from United States to Buenos Aires on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from United States to Buenos Aires?
Once all potential United States 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 United States to Buenos Aires right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Buenos Aires, momondo offers a useful price alert feature which will track prices for flights to Buenos Aires from United States and alert you when they change.