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Buenos Aires

$343+ 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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — BUE
Mar 5 — Mar 121
Per 3/5
Per 3/12
1 adult, Economy
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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 Şubat 3, 2026.

This Mytrip deal was found by Cheapflights users on 2/2. 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.
Sal 3/245:15 am
IAH
-
AEP
3 stops25h 15m
Multiple Airlines
Sal 3/3110:10 pm
AEP
-
IAH
3 stops27h 39m
Multiple Airlines
Deal found 2/2$705
This Mytrip deal was found by Cheapflights users on 2/2. 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.
Per 3/267:35 am
IAH
-
AEP
2 stops22h 55m
Multiple Airlines
Çar 4/84:40 am
AEP
-
IAH
2 stops21h 09m
Multiple Airlines
Deal found 2/2$712
This Mytrip deal was found by Cheapflights users on 2/3. 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.
Cmt 4/115:15 am
IAH
-
AEP
3 stops25h 15m
Multiple Airlines
Cmt 4/185:05 pm
AEP
-
IAH
2 stops17h 40m
Multiple Airlines
Deal found 2/3$724
This Mytrip deal was found by Cheapflights users on 2/1. 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.
Çar 3/185:45 am
IAH
-
EZE
3 stops21h 25m
Multiple Airlines
Çar 3/257:30 am
EZE
-
IAH
2 stops18h 19m
Multiple Airlines
Deal found 2/1$731
This Mytrip deal was found by Cheapflights users on 2/2. 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.
Cum 5/85:05 am
IAH
-
EZE
3 stops20h 18m
Multiple Airlines
Sal 5/196:35 am
EZE
-
IAH
2 stops19h 16m
Multiple Airlines
Deal found 2/2$747
This Mytrip deal was found by Cheapflights users on 2/2. 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.
Per 3/195:15 am
IAH
-
EZE
3 stops31h 40m
Multiple Airlines
Pzt 3/237:30 am
EZE
-
IAH
3 stops33h 32m
Multiple Airlines
Deal found 2/2$748
This Mytrip deal was found by Cheapflights users on 2/2. 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.
Per 3/197:35 am
IAH
-
AEP
3 stops29h 55m
Multiple Airlines
Pzt 3/2311:58 am
AEP
-
IAH
3 stops37h 51m
Multiple Airlines
Deal found 2/2$748
This Mytrip deal was found by Cheapflights users on 2/3. 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.
Çar 5/135:45 am
IAH
-
EZE
2 stops22h 35m
Multiple Airlines
Çar 5/207:45 am
EZE
-
IAH
2 stops27h 00m
Multiple Airlines
Deal found 2/3$749
This Mytrip deal was found by Cheapflights users on 2/2. 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.
Sal 3/245:45 am
IAH
-
EZE
3 stops22h 35m
Multiple Airlines
Sal 3/316:35 am
EZE
-
IAH
2 stops19h 14m
Multiple Airlines
Deal found 2/2$754
This Mytrip deal was found by Cheapflights users on 2/1. 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.
Pzt 3/235:45 am
IAH
-
EZE
3 stops21h 25m
Multiple Airlines
Sal 4/75:00 am
EZE
-
IAH
2 stops20h 49m
Multiple Airlines
Deal found 2/1$755
This Mytrip deal was found by Cheapflights users on 2/1. 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.
Çar 3/1811:19 am
IAH
-
AEP
3 stops29h 21m
Multiple Airlines
Çar 3/257:00 am
AEP
-
IAH
2 stops18h 49m
Multiple Airlines
Deal found 2/1$758
This Mytrip deal was found by Cheapflights users on 2/2. 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.
Paz 4/125:45 am
IAH
-
EZE
3 stops34h 36m
Multiple Airlines
Cmt 4/185:36 am
EZE
-
IAH
3 stops29h 09m
Multiple Airlines
Deal found 2/2$770

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 Şubat 3, 2026.

Round-trip from

$705
(Mytrip)

One-way from

$343
(Kiwi.com)

Popular in

February

Cheapest in

July

Average price

$1,745
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. 9% potential increase in price ($151 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 February 2026
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 Şubat 3, 2026.
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

Per 3/26

7:35 am-8:30 am

2 stops22h 55m

Buenos Aires Jorge Newbery

Çar 4/8

4:40 am-11:49 pm

2 stops21h 09m

$712

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Sal 3/24

5:45 am-8:30 am

2 stops24h 45m

Buenos Aires Jorge Newbery

Sal 3/31

5:45 am-11:49 pm

3 stops44h 04m

$721

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Cmt 4/11

5:15 am-8:30 am

3 stops25h 15m

Buenos Aires Jorge Newbery

Cmt 4/18

5:05 pm-8:45 am

2 stops17h 40m

$724

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Per 3/19

7:35 am-3:30 pm

3 stops29h 55m

Buenos Aires Jorge Newbery

Pzt 3/23

11:58 am-11:49 pm

3 stops37h 51m

$748

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Cum 5/8

9:24 am-6:45 am

2 stops19h 21m

Buenos Aires Ministro Pistarini

Sal 5/19

6:35 am-11:51 pm

2 stops19h 16m

$758

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Çar 3/18

11:19 am-6:40 pm

3 stops29h 21m

Buenos Aires Jorge Newbery

Çar 3/25

7:00 am-11:49 pm

2 stops18h 49m

$758

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Pzt 3/23

5:45 am-11:20 am

3 stops27h 35m

Buenos Aires Jorge Newbery

Sal 4/7

12:20 pm-11:49 pm

3 stops37h 29m

$777

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Çar 5/13

5:45 am-5:00 am

3 stops21h 15m

Buenos Aires Ministro Pistarini

Çar 5/20

7:45 am-3:15 pm

3 stops33h 30m

$800

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Pzt 3/30

5:45 pm-5:40 am

2 stops33h 55m

Buenos Aires Ministro Pistarini

Sal 4/14

7:10 am-4:10 pm

2 stops35h 00m

$886

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Cmt 2/21

4:20 pm-5:00 am

3 stops33h 40m

Buenos Aires Ministro Pistarini

Sal 3/10

5:35 am-11:59 pm

2 stops20h 24m

$935

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

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 January 30, 2026.

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 January is currently the most expensive (average of $1,126). 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 Şubat 3, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Houston to Buenos Aires as you normally would.

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
Our travel experts
Evie Carrick

Evie Carrick

Expert on IAH

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 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 Şubat 3, 2026.
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
8,139 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

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
8,139 reviews
Delta
7.9
Good
8,139 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

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
9,236 reviews
Delta
7.9
Good
8,139 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

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
11,218 reviews
Delta
7.9
Good
8,139 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

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
6.5
Okay
2,498 reviews
Delta
7.9
Good
8,139 reviews

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

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, American Airlines, and Delta can get you from Houston to Buenos Aires in just under 15h 39m. Your travel time can differ by up to 18h 16m. The distance between Houston and Buenos Aires is about 5053 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 January is currently the most expensive (average of $1,126). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 Şubat 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$717Average$899FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,101Average$1,628FlexibilityNo cancel feeOn-time69%

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