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$291+ 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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — BUE
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
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 12, 2025.

This Gotogate deal was found by Cheapflights users on 12/11. 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.
Thu 12/111:00 pmIAH - EZE
2 stops23h 50mAvianca
Sun 12/141:40 amEZE - IAH
2 stops16h 30mAvianca
Deal found 12/11$880
This Priceline deal was found by Cheapflights users on 12/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/154:35 pmIAH - EZE
2 stops34h 15mAvianca
Wed 12/174:55 pmEZE - IAH
2 stops21h 10mAvianca
Deal found 12/11$1,015
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 12/244:10 pmIAH - EZE
1 stop14h 25mMultiple Airlines
Sun 12/282:32 pmEZE - IAH
2 stops30h 08mMultiple Airlines
Deal found 12/11$1,021
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 12/244:10 pmIAH - EZE
1 stop14h 25mMultiple Airlines
Wed 12/316:15 amEZE - IAH
2 stops29h 45mMultiple Airlines
Deal found 12/11$1,057
This Mytrip deal was found by Cheapflights users on 12/11. 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.
Thu 12/115:25 pmIAH - EZE
2 stops35h 34mMultiple Airlines
Mon 12/1510:45 pmEZE - IAH
1 stop18h 18mMultiple Airlines
Deal found 12/11$1,070
This Gotogate deal was found by Cheapflights users on 12/11. 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.
Mon 12/154:35 pmIAH - EZE
2 stops20h 15mAvianca
Tue 12/234:55 pmEZE - IAH
2 stops25h 15mAvianca
Deal found 12/11$1,077
This Kiwi.com deal was found by Cheapflights users on 12/11. 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.
Mon 12/155:25 pmIAH - EZE
1 stop13h 10mMultiple Airlines
Wed 12/176:15 amEZE - IAH
3 stops37h 20mMultiple Airlines
Deal found 12/11$1,085
This Kiwi.com deal was found by Cheapflights users on 12/11. 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.
Thu 12/254:10 pmIAH - EZE
1 stop24h 05mMultiple Airlines
Wed 12/316:15 amEZE - IAH
3 stops31h 50mMultiple Airlines
Deal found 12/11$1,108
This Mytrip deal was found by Cheapflights users on 12/10. 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.
Tue 12/166:14 amIAH - AEP
3 stops22h 41mMultiple Airlines
Tue 12/309:50 amAEP - IAH
3 stops35h 06mMultiple Airlines
Deal found 12/10$1,348
This Mytrip deal was found by Cheapflights users on 12/10. 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.
Sun 12/217:45 pmIAH - AEP
3 stops29h 35mMultiple Airlines
Fri 1/911:30 amAEP - IAH
3 stops38h 26mMultiple Airlines
Deal found 12/10$1,465
This Mytrip deal was found by Cheapflights users on 12/11. 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.
Fri 12/264:35 pmIAH - AEP
2 stops34h 05mAvianca
Mon 1/197:00 amAEP - IAH
2 stops31h 05mAvianca
Deal found 12/11$1,495
This Justfly.com deal was found by Cheapflights users on 12/8. 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 Justfly.com 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
Mon 12/297:00 amAEP - IAH
2 stops31h 05mAvianca
Deal found 12/8$1,714

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 12, 2025.

Round-trip from

$827
(Cheapflightsfares)

One-way from

$291
(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. 17% potential increase in price ($293 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($32 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 12, 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 - EZE

IAHEZE

Houston George Bush Intcntl

Sat 1/24

4:35 pm-12:35 am

2 stops29h 00m

Buenos Aires Ministro Pistarini

Sat 1/31

4:55 pm-11:05 am

2 stops21h 10m

$861

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Mon 3/30

7:35 am-9:20 pm

3 stops35h 45m

Buenos Aires Jorge Newbery

Fri 4/10

5:45 am-11:49 pm

3 stops44h 04m

$866

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Sun 2/8

7:45 am-8:40 pm

3 stops33h 55m

Buenos Aires Jorge Newbery

Fri 2/27

7:25 pm-11:59 pm

3 stops31h 34m

$903

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Thu 1/29

5:46 am-8:40 pm

3 stops35h 54m

Buenos Aires Jorge Newbery

Wed 2/11

5:10 pm-5:56 pm

2 stops27h 46m

$938

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Fri 3/13

5:15 am-7:30 am

3 stops24h 15m

Buenos Aires Jorge Newbery

Fri 3/20

11:25 am-6:56 pm

3 stops33h 31m

$939

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Sat 1/31

4:35 pm-5:40 am

3 stops34h 05m

Buenos Aires Jorge Newbery

Sun 2/8

8:00 pm-10:56 pm

3 stops29h 56m

$957

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Fri 5/1

5:40 pm-5:10 am

3 stops33h 30m

Buenos Aires Ministro Pistarini

Thu 5/7

1:40 am-4:10 pm

2 stops16h 30m

$993

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Sun 1/4

5:54 am-7:55 am

2 stops23h 01m

Buenos Aires Jorge Newbery

Thu 1/15

9:50 am-5:56 pm

3 stops35h 06m

$1,051

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Thu 1/8

11:38 am-7:30 am

3 stops40h 52m

Buenos Aires Jorge Newbery

Thu 1/15

9:50 am-5:56 pm

3 stops35h 06m

$1,070

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

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

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 5, 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 12, 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.

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

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 12, 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
8,005 reviews

Food

7.3

Boarding

8.1

Comfort

7.9

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
8,005 reviews
Delta
7.9
Good
8,005 reviews

Food

7.3

Boarding

8.1

Comfort

7.9

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
9,095 reviews
Delta
7.9
Good
8,005 reviews

Food

7.3

Boarding

8.1

Comfort

7.9

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
11,050 reviews
Delta
7.9
Good
8,005 reviews

Food

7.3

Boarding

8.1

Comfort

7.9

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
2,480 reviews
Delta
7.9
Good
8,005 reviews

Food

7.3

Boarding

8.1

Comfort

7.9

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, LATAM Airlines, and Delta can get you from Houston to Buenos Aires in just under 20h 15m. Your travel time can differ by up to 6h 55m. 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 $558, 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 60% 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.
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Hobby to Rosario 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 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$558Average$905FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,140Average$1,702FlexibilityNo cancel feeOn-time69%

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