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$333+ Cheap flights from Pasadena, CA to Buenos Aires (BUE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BUE
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheapflights Tip: The best prices from Pasadena to Buenos Aires are usually found in September or October, booked 62 days in advance, depart on a Monday or Wednesday and return on a Tuesday

Cheap flight deals from Pasadena to Buenos Aires

Keep the following information in mind while searching for Pasadena to Buenos Aires flight deals. Data was last updated October 30, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$605
(United Airlines)

One-way from

$333
(Delta)

Popular in

December

Cheapest in

September

Average price

$830
Provider with most accurate pricing for Los Angeles-Buenos Aires (BUE) flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Buenos Aires (BUE) flights.
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From Pasadena to Buenos Aires (BUE)
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One-way flight from Pasadena to Buenos Aires (BUE)
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Highest demand for flights based on searches. 11% potential increase in price ($118 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Pasadena to Buenos Aires

Cheapest flights from Pasadena to Buenos Aires
Explore the most affordable flight options available from Pasadena to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/121:15 pmLAX - EZE
1 stop15h 05mUnited Airlines
Tue 11/1810:05 pmEZE - LAX
1 stop16h 04mUnited Airlines
Deal found 10/28$605
This American Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1110:02 amLAX - EZE
2 stops17h 08mAmerican Airlines
Wed 11/1910:25 pmEZE - LAX
1 stop16h 14mAmerican Airlines
Deal found 10/30$609
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:46 pmLAX - EZE
1 stop31h 34mUnited Airlines
Sun 11/1611:55 pmEZE - LAX
1 stop23h 12mUnited Airlines
Deal found 10/28$613
This American Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2612:59 amLAX - EZE
1 stop26h 21mAmerican Airlines
Fri 12/1211:20 pmEZE - LAX
2 stops19h 22mAmerican Airlines
Deal found 10/28$617
This American Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/118:35 amLAX - EZE
2 stops17h 25mAmerican Airlines
Wed 12/109:40 pmEZE - LAX
1 stop17h 16mAmerican Airlines
Deal found 10/29$619
This American Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2810:02 amLAX - EZE
2 stops17h 18mAmerican Airlines
Fri 12/511:20 pmEZE - LAX
2 stops19h 22mAmerican Airlines
Deal found 10/30$620
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/112:55 amLAX - EZE
1 stop25h 25mUnited Airlines
Sun 12/711:55 pmEZE - LAX
1 stop36h 45mUnited Airlines
Deal found 10/28$622
This FlightHub deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1512:50 pmLAX - EZE
1 stop33h 15mLATAM Airlines
Mon 11/176:55 amEZE - LAX
2 stops28h 20mLATAM Airlines
Deal found 10/29$641
This SmartFares deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/210:30 amLAX - AEP
1 stop27h 10mLATAM Airlines
Tue 11/46:20 pmAEP - LAX
1 stop17h 00mLATAM Airlines
Deal found 10/29$641
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:35 amLAX - EZE
1 stop20h 45mUnited Airlines
Mon 12/811:55 pmEZE - LAX
1 stop16h 28mUnited Airlines
Deal found 10/29$646
This American Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/61:05 pmLAX - EZE
1 stop14h 55mAmerican Airlines
Wed 11/1910:25 pmEZE - LAX
1 stop17h 26mAmerican Airlines
Deal found 10/28$647
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/196:00 amLAX - EZE
1 stop20h 20mUnited Airlines
Thu 11/2711:55 pmEZE - LAX
1 stop19h 27mUnited Airlines
Deal found 10/29$649

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pasadena to Buenos Aires that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Pasadena to Buenos Aires that are best for you.

Fly from

Pasadena

Fly to

Buenos Aires

Route

Depart

Return

Price

Los AngelesBuenos Aires

LAX - EZE

LAXEZE

Los Angeles

Mon 12/8

10:19 am-9:20 am

1 stop18h 01m

Buenos Aires Ministro Pistarini

Tue 12/16

11:55 pm-4:06 pm

1 stop21h 11m

$605

Los AngelesBuenos Aires

LAX - EZE

LAXEZE

Los Angeles

Thu 12/4

9:00 am-9:20 am

1 stop19h 20m

Buenos Aires Ministro Pistarini

Thu 12/11

10:05 pm-4:06 pm

1 stop23h 01m

$605

Los AngelesBuenos Aires

LAX - EZE

LAXEZE

Los Angeles

Wed 11/12

6:00 am-9:20 am

1 stop22h 20m

Buenos Aires Ministro Pistarini

Thu 11/27

10:05 pm-9:09 am

1 stop16h 04m

$605

Los AngelesBuenos Aires

LAX - EZE

LAXEZE

Los Angeles

Mon 11/24

12:55 am-7:20 am

1 stop25h 25m

Buenos Aires Ministro Pistarini

Tue 12/2

10:05 pm-9:09 am

1 stop16h 04m

$613

Los AngelesBuenos Aires

LAX - EZE

LAXEZE

Los Angeles

Mon 11/10

12:55 am-9:20 am

1 stop27h 25m

Buenos Aires Ministro Pistarini

Wed 11/19

10:05 pm-11:25 am

1 stop18h 20m

$613

Los AngelesBuenos Aires

LAX - EZE

LAXEZE

Los Angeles

Tue 11/11

12:55 am-9:20 am

1 stop27h 25m

Buenos Aires Ministro Pistarini

Sat 11/22

11:55 pm-2:22 pm

1 stop19h 27m

$613

Los AngelesBuenos Aires

LAX - EZE

LAXEZE

Los Angeles

Sat 11/15

4:10 pm-9:20 am

1 stop36h 10m

Buenos Aires Ministro Pistarini

Thu 11/20

11:55 pm-2:22 pm

1 stop19h 27m

$613

Los AngelesBuenos Aires

LAX - EZE

LAXEZE

Los Angeles

Thu 11/13

9:00 am-7:20 am

1 stop17h 20m

Buenos Aires Ministro Pistarini

Sun 11/23

11:55 pm-6:07 pm

1 stop23h 12m

$655

Los AngelesBuenos Aires

LAX - AEP

LAXAEP

Los Angeles

Fri 11/28

2:30 pm-7:40 pm

1 stop24h 10m

Buenos Aires Jorge Newbery

Fri 12/5

10:55 pm-6:00 pm

2 stops24h 05m

$724

Los AngelesBuenos Aires

LAX - AEP

LAXAEP

Los Angeles

Sun 11/16

2:30 pm-7:40 pm

1 stop24h 10m

Buenos Aires Jorge Newbery

Wed 11/26

3:40 pm-6:15 am

1 stop19h 35m

$725

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 45 results
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Best time to book a flight from Pasadena to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Pasadena with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Pasadena to Buenos Aires

How far ahead should I book a flight from Pasadena to Buenos Aires?

Use this chart to determine the optimal time to book a round-trip flight from Pasadena to Buenos Aires. Price data was last updated on October 24, 2025.

The price you pay for your flight from Pasadena to Buenos Aires may vary depending on when you book. For the best chance of a lower fare, look to book 62 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Pasadena to Buenos Aires?

Currently, May is the cheapest month in which you can book a flight from Pasadena to Buenos Aires (average of $269). Flying from Pasadena to Buenos Aires in June is currently the most expensive (average of $770). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from P4S to BUE?

Find hourly flight availability from Pasadena to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

One of the essential ways to save on airfare from Pasadena to Buenos Aires is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 33% on airfare.

What is the cheapest day to fly from Pasadena to Buenos Aires?

Use this chart to determine the cheapest time to fly round-trip from Pasadena to Buenos Aires. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Pasadena to Buenos Aires flight should consider departing on Thursday afternoons when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Pasadena to Buenos Aires?

Reviews of airlines servicing Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buenos Aires. Reviews last updated October 30, 2025.
Get a feel of what it's like to fly with Delta, Copa Airlines, and LATAM Airlines from Pasadena to Buenos Aires by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,993 reviews

Entertainment

7.9

Comfort

7.9

Overall

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
7,993 reviews
Delta
7.9
Good
7,993 reviews

Entertainment

7.9

Comfort

7.9

Overall

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Copa Airlines
7.6
Good
1,563 reviews
Delta
7.9
Good
7,993 reviews

Entertainment

7.9

Comfort

7.9

Overall

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LATAM Airlines
7.5
Good
1,872 reviews
Delta
7.9
Good
7,993 reviews

Entertainment

7.9

Comfort

7.9

Overall

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,998 reviews
Delta
7.9
Good
7,993 reviews

Entertainment

7.9

Comfort

7.9

Overall

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
11,030 reviews
Delta
7.9
Good
7,993 reviews

Entertainment

7.9

Comfort

7.9

Overall

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Pasadena to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Pasadena to Buenos Aires?

    There are many flights that can get you from Pasadena to Buenos Aires in 18h 01m. Fly via United Airlines or LATAM Airlines to get the fastest option. Pasadena and Buenos Aires are separated by a distance of 6123 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Pasadena to Buenos Aires one-way?

    One-way options have recently been found by users for as low as $333 on LATAM Airlines. Other airlines that offer cheap prices include United Airlines from $334 and American Airlines from $334 one-way.

  • What are the most popular routes from Pasadena to Buenos Aires?

    The most popular route from Pasadena to Buenos Aires is Los Angeles - Buenos Aires Ministro Pistarini. You may also consider Los Angeles - Buenos Aires Jorge Newbery or Los Angeles - El Palomar.

  • Can I find deals for flights from Pasadena to Buenos Aires that include hotel bookings?

    Yes. In addition to deals on Pasadena to Buenos Aires flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pasadena to Buenos Aires?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pasadena to Buenos Aires.

  • Can I find deals for business class flights from Pasadena to Buenos Aires?

    Yes. Cheapflights offers flight deals from Pasadena to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Pasadena to Buenos Aires?

    Currently, May is the cheapest month in which you can book a flight from Pasadena to Buenos Aires (average of $269). Flying from Pasadena to Buenos Aires in June is currently the most expensive (average of $770). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Pasadena to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Pasadena to Buenos Aires

Discover the top 6 airlines that operate flights from Pasadena to Buenos Aires. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$586Average$1,022FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$604Average$960FlexibilityNo cancel feeOn-time71%
AviancaCheapest$617Average$846FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$707Average$1,014FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$715Average$1,118FlexibilityNo cancel feeOn-time69%
DeltaCheapest$762Average$985FlexibilityNo cancel feeOn-timeN/A

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