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$312+ Cheap flights from Houston 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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — BUE
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheapflights Tip: The best prices from Houston to Buenos Aires are usually found in July or September, booked 36 days in advance, depart on a Tuesday or Wednesday and return on a Sunday

Cheap flight deals from Houston to Buenos Aires

Cheapest flights from Houston to Buenos Aires
Explore the most affordable flight options available from Houston to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Mytrip deal was found by Cheapflights users on 12/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:54 amIAH - AEP
2 stops22h 36mMultiple Airlines
Sat 1/249:30 pmAEP - IAH
3 stops28h 26mMultiple Airlines
Deal found 12/16$829
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:54 amIAH - EZE
3 stops20h 16mMultiple Airlines
Sat 1/248:00 amEZE - IAH
1 stop17h 56mMultiple Airlines
Deal found 12/16$905
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/274:10 pmIAH - EZE
1 stop24h 05mMultiple Airlines
Mon 12/293:41 amEZE - IAH
2 stops16h 59mMultiple Airlines
Deal found 12/16$1,063
This Gotogate deal was found by Cheapflights users on 12/14. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/244:35 pmIAH - EZE
2 stops29h 00mAvianca
Wed 12/316:15 amEZE - IAH
3 stops31h 50mAvianca
Deal found 12/14$1,075
This Cheapflightsfares deal was found by Cheapflights users on 12/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/231:00 pmIAH - EZE
2 stops32h 35mAvianca
Tue 12/304:55 pmEZE - IAH
2 stops21h 10mAvianca
Deal found 12/15$1,079
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/271:54 pmIAH - EZE
1 stop16h 41mMultiple Airlines
Wed 12/316:15 amEZE - IAH
3 stops38h 25mMultiple Airlines
Deal found 12/15$1,096
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/264:10 pmIAH - EZE
1 stop14h 25mMultiple Airlines
Sun 12/282:32 pmEZE - IAH
2 stops30h 08mMultiple Airlines
Deal found 12/15$1,124
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2810:32 amIAH - EZE
1 stop20h 03mMultiple Airlines
Wed 12/315:16 amEZE - IAH
2 stops16h 29mMultiple Airlines
Deal found 12/15$1,137
This FlightHub deal was found by Cheapflights users on 12/15. 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.
Tue 12/231:00 pmIAH - AEP
2 stops37h 40mAvianca
Tue 12/307:00 amAEP - IAH
2 stops31h 05mAvianca
Deal found 12/15$1,420
This Expedia deal was found by Cheapflights users on 12/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/214:35 pmIAH - AEP
2 stops34h 05mAvianca
Sat 12/277:00 amAEP - IAH
2 stops31h 05mAvianca
Deal found 12/17$1,432
This FlightHub deal was found by Cheapflights users on 12/16. 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.
Mon 12/224:35 pmIAH - AEP
2 stops34h 05mAvianca
Mon 12/297:00 amAEP - IAH
2 stops31h 05mAvianca
Deal found 12/16$1,469
This Avianca deal was found by Cheapflights users on 12/17. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/221:00 pmIAH - AEP
2 stops37h 40mAvianca
Thu 12/257:00 amAEP - IAH
2 stops35h 10mAvianca
Deal found 12/17$1,485

Find flight deals from Houston to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Buenos Aires (BUE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 18, 2025.

Round-trip from

$809
(Mytrip)

One-way from

$312
(Kiwi.com)

Popular in

March

Cheapest in

July

Average price

$1,700
From Houston to Buenos Aires (BUE)
Search Deals
One-way flight from Houston to Buenos Aires (BUE)
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($290 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston 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 December 18, 2025.
Use the filters below to find and compare flights from Houston to Buenos Aires that are best for you.

Fly from

Houston

Fly to

Buenos Aires

Route

Depart

Return

Price

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Thu 1/15

11:38 am-7:30 am

3 stops40h 52m

Buenos Aires Jorge Newbery

Tue 3/31

5:45 am-11:49 pm

3 stops44h 04m

$849

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Mon 2/23

7:30 am-9:20 pm

3 stops34h 50m

Buenos Aires Jorge Newbery

Mon 3/2

9:50 am-5:56 pm

3 stops35h 06m

$855

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Sun 2/8

5:46 am-6:40 pm

3 stops33h 54m

Buenos Aires Jorge Newbery

Sat 2/21

9:30 pm-11:59 pm

3 stops29h 29m

$868

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Wed 1/14

7:45 am-3:40 am

3 stops40h 55m

Buenos Aires Jorge Newbery

Wed 1/21

9:50 am-5:56 pm

3 stops35h 06m

$888

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Mon 3/30

5:40 pm-5:10 am

3 stops33h 30m

Buenos Aires Ministro Pistarini

Tue 4/14

6:15 am-12:10 pm

3 stops31h 55m

$1,037

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Fri 3/6

7:36 pm-7:30 am

3 stops32h 54m

Buenos Aires Jorge Newbery

Tue 3/17

4:40 pm-11:49 pm

3 stops33h 09m

$1,046

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Wed 3/11

6:30 pm-6:20 am

Nonstop9h 50m

Buenos Aires Ministro Pistarini

Mon 3/23

10:55 pm-7:10 am

Nonstop10h 15m

$1,101

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Wed 4/29

8:20 pm-8:00 am

Nonstop9h 40m

Buenos Aires Ministro Pistarini

Wed 5/6

9:00 pm-5:10 am

Nonstop10h 10m

$1,101

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Wed 3/25

8:30 pm-8:20 am

Nonstop9h 50m

Buenos Aires Ministro Pistarini

Wed 4/8

9:00 pm-5:10 am

Nonstop10h 10m

$1,101

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Mon 3/30

8:20 pm-8:00 am

Nonstop9h 40m

Buenos Aires Ministro Pistarini

Tue 4/14

9:00 pm-5:10 am

Nonstop10h 10m

$1,101

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 60 results
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Best time to book a flight from Houston to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Houston 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 Houston to Buenos Aires

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

Use this chart to determine the optimal time to book a round-trip flight from Houston to Buenos Aires. Price data was last updated on December 12, 2025.

To ensure you get the cheapest price possible for a flight from Houston to Buenos Aires, you should look to book at least 36 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, September is the cheapest month in which you can book a flight from Houston to Buenos Aires (average of $203). Flying from Houston to Buenos Aires in April is currently the most expensive (average of $1,182). 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 HOU to BUE?

Find hourly flight availability from Houston 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 December 18, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 59% on flights from Houston to Buenos Aires by exploring options for tickets at noon.

The best insider tips for Houston to Buenos Aires flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Houston to Buenos Aires trip
Airports
IAH

Check security wait times on the IAH website before heading to the airport to ensure a smooth departure.

Read more about IAHBy Evie Carrick
EZE

Use a remis for a fixed-price ride from EZE to Buenos Aires, offering convenience over traditional taxis.

Read more about EZEBy Taryn White
Our travel experts
Evie Carrick

Evie Carrick

Expert on IAH

Evie Carrick

Evie Carrick

Evie Carrick is a writer and editor who has lived in five countries and traveled to over 50, with extensive experience flying around the world. She was born in Colorado, but has spent time flying to both coasts to visit family. She writes regularly for Travel + Leisure, BuzzFeed, and SKI and recently published seven travel journals with Simon & Schuster.

Read more
Taryn White

Taryn White

Expert on EZE

Taryn White

Taryn White

Taryn White is a freelance travel writer, digital creator, and travel advisor who has visited nearly 100 countries and all 50 states. She’s familiar with many airports and enjoys beach hopping, boutique hotels, spa experiences, and exploring local culture. Her work has appeared in Travel + Leisure, Condé Nast Traveler, National Geographic, Smithsonian Magazine, AFAR, and more.

Read more

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 December 18, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Houston to Buenos Aires. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,006 reviews

Comfort

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,006 reviews
Delta
7.9
Good
8,006 reviews

Comfort

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,091 reviews
Delta
7.9
Good
8,006 reviews

Comfort

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,054 reviews
Delta
7.9
Good
8,006 reviews

Comfort

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Avianca
6.6
Okay
2,490 reviews
Delta
7.9
Good
8,006 reviews

Comfort

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Houston 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 Houston to Buenos Aires?

    Avianca, United Airlines, and LATAM Airlines can get you from Houston to Buenos Aires in just under 9h 50m. Your travel time can differ by up to 23h 40m. The distance between Houston and Buenos Aires is about 5075 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Houston to Buenos Aires round-trip?

    Avianca, at $717, was found to be the cheapest airline from Houston to Buenos Aires. An alternate airline flying to your destination would be United Airlines. Avianca is 49% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Most travelers choose Houston Hobby - Buenos Aires Ministro Pistarini, Houston George Bush Intcntl - Buenos Aires Ministro Pistarini or Houston Hobby - Buenos Aires Jorge Newbery when deciding on the best route from Houston to Buenos Aires.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Houston 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 Houston to Buenos Aires?

    Currently, September is the cheapest month in which you can book a flight from Houston to Buenos Aires (average of $203). Flying from Houston to Buenos Aires in April is currently the most expensive (average of $1,182). 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

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Alternative routes for Houston to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Ministro Pistarini flights
Hobby to Ministro Pistarini flights
Dallas/Fort Worth to Jorge Newbery flights
George Bush Intcntl to Ministro Pistarini flights
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George Bush Intcntl to Jorge Newbery flights
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George Bush Intcntl to Ushuaia flights
George Bush Intcntl to Rosario flights
Hobby to Rosario flights
San Antonio to El Calafate flights
San Antonio to Ushuaia flights

Top 2 airlines flying from Houston to Buenos Aires

Discover the top 2 airlines that operate flights from Houston 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$717Average$905FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,180Average$1,696FlexibilityNo cancel feeOn-time69%

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