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$262+ 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — BUE
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
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 March 23, 2026.

This Mytrip deal was found by Cheapflights users on 3/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/85:24 pm
IAH
-
EZE
3 stops31h 21m
Multiple Airlines
Wed 4/229:15 pm
EZE
-
IAH
2 stops22h 38m
Multiple Airlines
Deal found 3/17$794
This Mytrip deal was found by Cheapflights users on 3/18. 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 4/105:15 am
IAH
-
AEP
3 stops25h 15m
Multiple Airlines
Mon 4/134:40 am
AEP
-
IAH
2 stops21h 09m
Multiple Airlines
Deal found 3/18$809
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 4/198:40 pm
IAH
-
EZE
2 stops52h 05m
Multiple Airlines
Sun 4/2610:45 pm
EZE
-
IAH
1 stop35h 38m
Multiple Airlines
Deal found 3/20$825
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 4/107:35 am
IAH
-
EZE
2 stops20h 45m
Multiple Airlines
Mon 4/138:00 am
EZE
-
IAH
1 stop36h 00m
Multiple Airlines
Deal found 3/18$831
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 5/2511:54 am
IAH
-
EZE
2 stops18h 21m
Multiple Airlines
Wed 6/38:00 am
EZE
-
IAH
1 stop26h 37m
Multiple Airlines
Deal found 3/18$836
This Kiwi.com deal was found by Cheapflights users on 3/18. 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.
Tue 5/196:17 pm
IAH
-
EZE
2 stops37h 43m
Multiple Airlines
Wed 6/38:00 am
EZE
-
IAH
1 stop26h 37m
Multiple Airlines
Deal found 3/18$837
This Kiwi.com deal was found by Cheapflights users on 3/19. 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 4/168:40 pm
IAH
-
EZE
2 stops52h 05m
Multiple Airlines
Thu 4/2310:45 pm
EZE
-
IAH
1 stop35h 38m
Multiple Airlines
Deal found 3/19$839
This Kiwi.com deal was found by Cheapflights users on 3/22. 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.
Tue 4/75:24 pm
IAH
-
EZE
2 stops35h 21m
Multiple Airlines
Thu 4/238:00 am
EZE
-
IAH
1 stop26h 23m
Multiple Airlines
Deal found 3/22$840
This Kiwi.com deal was found by Cheapflights users on 3/22. 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.
Tue 4/75:24 pm
IAH
-
EZE
2 stops35h 21m
Multiple Airlines
Mon 4/138:00 am
EZE
-
IAH
1 stop36h 00m
Multiple Airlines
Deal found 3/22$841
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 5/249:17 pm
IAH
-
EZE
2 stops28h 06m
Multiple Airlines
Wed 6/38:00 am
EZE
-
IAH
1 stop26h 37m
Multiple Airlines
Deal found 3/18$858
This Mytrip deal was found by Cheapflights users on 3/18. 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 5/711:39 am
IAH
-
AEP
3 stops21h 21m
Multiple Airlines
Wed 5/207:00 am
AEP
-
IAH
2 stops32h 17m
Multiple Airlines
Deal found 3/18$867
This Mytrip deal was found by Cheapflights users on 3/20. 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.
Sat 4/186:00 pm
IAH
-
AEP
3 stops32h 20m
Multiple Airlines
Sat 4/255:27 am
AEP
-
IAH
3 stops28h 56m
Multiple Airlines
Deal found 3/20$869

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 March 23, 2026.

Round-trip from

$794
(Mytrip)

One-way from

$262
(Kiwi.com)

Popular in

December

Cheapest in

July

Average price

$1,473
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. 6% potential increase in price ($88 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 23, 2026.
Use the filters below to find and compare flights from Houston to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Tue 4/21

6:00 pm-7:15 pm

1 stop23h 15m

Buenos Aires Ministro Pistarini

Tue 4/28

5:00 am-8:23 am

2 stops29h 23m

$877

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Sun 4/19

11:39 am-4:20 am

3 stops38h 41m

Buenos Aires Jorge Newbery

Sun 4/26

4:40 am-8:23 am

3 stops29h 43m

$884

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Mon 4/20

11:39 am-8:30 am

2 stops18h 51m

Buenos Aires Jorge Newbery

Mon 4/27

5:45 am-8:23 am

3 stops28h 38m

$889

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Tue 4/21

6:00 pm-4:20 am

3 stops32h 20m

Buenos Aires Jorge Newbery

Tue 4/28

5:45 am-8:23 am

3 stops28h 38m

$899

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Wed 4/15

12:16 pm-8:30 am

2 stops18h 14m

Buenos Aires Jorge Newbery

Sun 4/19

5:27 am-8:23 am

3 stops28h 56m

$909

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Sat 4/18

6:00 am-8:30 am

2 stops24h 30m

Buenos Aires Jorge Newbery

Sat 4/25

5:45 am-8:23 am

3 stops28h 38m

$930

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Tue 4/7

5:15 am-8:30 am

3 stops25h 15m

Buenos Aires Jorge Newbery

Tue 4/14

5:27 am-8:23 am

3 stops28h 56m

$932

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Thu 4/9

7:35 am-8:30 am

2 stops22h 55m

Buenos Aires Jorge Newbery

Sun 4/12

5:27 am-11:49 pm

3 stops44h 22m

$948

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Mon 5/11

5:45 pm-3:40 pm

2 stops19h 55m

Buenos Aires Ministro Pistarini

Sun 5/24

1:35 am-4:10 pm

2 stops16h 35m

$1,096

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Tue 5/26

2:24 pm-4:31 am

1 stop12h 07m

Buenos Aires Ministro Pistarini

Tue 6/2

12:10 am-2:24 pm

1 stop16h 14m

$1,225

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Showing 1-10 of 60 resultsSorted by cheapest first
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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 March 13, 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, October is the cheapest month in which you can book a flight from Houston to Buenos Aires (average of $255). Flying from Houston to Buenos Aires in January is currently the most expensive (average of $1,122). 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 March 23, 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 March 23, 2026.
Read reviews from past customers who have flown Delta,LATAM Airlines, andUnited 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
8,319 reviews

Entertainment

7.8

Crew

8.5

Comfort

7.9

Overall

7.9

Food

7.2

Boarding

8.1

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
8,319 reviews
Delta
7.9
Good
8,319 reviews

Entertainment

7.8

Crew

8.5

Comfort

7.9

Overall

7.9

Food

7.2

Boarding

8.1

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.
LATAM Airlines
7.4
Good
1,915 reviews
Delta
7.9
Good
8,319 reviews

Entertainment

7.8

Crew

8.5

Comfort

7.9

Overall

7.9

Food

7.2

Boarding

8.1

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
9,460 reviews
Delta
7.9
Good
8,319 reviews

Entertainment

7.8

Crew

8.5

Comfort

7.9

Overall

7.9

Food

7.2

Boarding

8.1

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
2,505 reviews
Delta
7.9
Good
8,319 reviews

Entertainment

7.8

Crew

8.5

Comfort

7.9

Overall

7.9

Food

7.2

Boarding

8.1

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, Copa Airlines, and United Airlines can get you from Houston to Buenos Aires in just under 9h 40m. Your travel time can differ by up to 10h 15m. 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 48% 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, October is the cheapest month in which you can book a flight from Houston to Buenos Aires (average of $255). Flying from Houston to Buenos Aires in January is currently the most expensive (average of $1,122). 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 Houston to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
George Bush Intcntl to Ministro Pistarini flights
Austin to Ministro Pistarini flights
San Antonio to Ministro Pistarini flights
George Bush Intcntl to Rosario flights
San Antonio to Mendoza 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 March 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$717Average$935FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,101Average$1,587FlexibilityNo cancel feeOn-time69%

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