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$308+ Cheap flights from George Bush Intcntl (IAH) 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 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — BUE
Feb 24 — Mar 31
Tue 2/24
Tue 3/3
1 adult, Economy
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Cheap flight deals from George Bush Intcntl to Buenos Aires

Cheapest flights from George Bush Intcntl to Buenos Aires
Explore the most affordable flight options available from George Bush Intcntl to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 25, 2026.

This Mytrip deal was found by Cheapflights users on 1/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2211:37 am
IAH
-
AEP
3 stops31h 03m
Multiple Airlines
Fri 5/110:30 am
AEP
-
IAH
3 stops39h 21m
Multiple Airlines
Deal found 1/22$649
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 3/19:35 am
IAH
-
EZE
2 stops40h 00m
Multiple Airlines
Sun 3/88:00 am
EZE
-
IAH
1 stop17h 59m
Multiple Airlines
Deal found 1/23$724
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 2/229:35 am
IAH
-
EZE
2 stops40h 00m
Multiple Airlines
Sun 3/111:00 am
EZE
-
IAH
1 stop15h 59m
Multiple Airlines
Deal found 1/23$783
This Kiwi.com deal was found by Cheapflights users on 1/24. 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 2/216:30 am
IAH
-
EZE
2 stops37h 04m
Multiple Airlines
Sat 2/2811:00 am
EZE
-
IAH
1 stop24h 40m
Multiple Airlines
Deal found 1/24$801
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 1/254:20 pm
IAH
-
EZE
1 stop16h 15m
Multiple Airlines
Sat 2/285:35 am
EZE
-
IAH
2 stops30h 05m
Multiple Airlines
Deal found 1/23$804
This Mytrip deal was found by Cheapflights users on 1/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2211:37 am
IAH
-
EZE
2 stops16h 33m
Multiple Airlines
Fri 5/14:00 am
EZE
-
IAH
2 stops21h 51m
Multiple Airlines
Deal found 1/22$805
This Mytrip deal was found by Cheapflights users on 1/24. 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 3/51:00 pm
IAH
-
EZE
2 stops23h 50m
Multiple Airlines
Fri 3/67:00 pm
EZE
-
IAH
3 stops24h 45m
Multiple Airlines
Deal found 1/24$808
This Mytrip deal was found by Cheapflights users on 1/23. 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 2/114:35 pm
IAH
-
EZE
2 stops29h 00m
Multiple Airlines
Fri 2/207:00 pm
EZE
-
IAH
3 stops31h 59m
Multiple Airlines
Deal found 1/23$815
This Mytrip deal was found by Cheapflights users on 1/23. 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 5/215:45 pm
IAH
-
EZE
2 stops28h 25m
Multiple Airlines
Sun 5/317:30 pm
EZE
-
IAH
3 stops30h 21m
Multiple Airlines
Deal found 1/23$819
This Kiwi.com deal was found by Cheapflights users on 1/22. 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 3/315:24 pm
IAH
-
EZE
1 stop23h 51m
Multiple Airlines
Tue 4/144:45 pm
EZE
-
IAH
2 stops27h 18m
Multiple Airlines
Deal found 1/22$825
This Booking.com deal was found by Cheapflights users on 1/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/167:35 am
IAH
-
AEP
2 stops22h 20m
Multiple Airlines
Sun 3/2910:10 pm
AEP
-
IAH
3 stops27h 39m
Multiple Airlines
Deal found 1/25$830
This Mytrip deal was found by Cheapflights users on 1/24. 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 3/57:21 am
IAH
-
AEP
2 stops21h 34m
Multiple Airlines
Fri 3/61:50 pm
AEP
-
IAH
3 stops37h 09m
Multiple Airlines
Deal found 1/24$844

Find flight deals from George Bush Intcntl to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) 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 January 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$649
(Mytrip)

One-way from

$308
(Kiwi.com)

Popular in

July

Cheapest in

October

Average price

$1,345

Good round-trip deal

$1,161 or less

Good one-way deal

$1,308 or less
Provider with most accurate pricing for Houston George Bush Intcntl-Buenos Aires (BUE) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Buenos Aires (BUE) flights.
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From Houston George Bush Intcntl to Buenos Aires (BUE)
Search Deals
One-way flight from Houston George Bush Intcntl to Buenos Aires (BUE)
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($316 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($58 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Houston George Bush Intcntl to Buenos Aires (BUE).
Search Deals
Price to beat on a one-way flight from Houston George Bush Intcntl to Buenos Aires (BUE).
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Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl 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 January 25, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Buenos Aires that are best for you.

Fly from

George Bush Intcntl

Fly to

Buenos Aires

Route

Depart

Return

Price

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Wed 4/22

11:37 am-8:30 am

2 stops18h 53m

Buenos Aires Jorge Newbery

Fri 5/1

10:30 am-11:51 pm

3 stops39h 21m

$690

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Sat 2/21

6:30 am-10:34 pm

2 stops37h 04m

Buenos Aires Ministro Pistarini

Sat 2/28

11:00 am-8:40 am

1 stop24h 40m

$801

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Mon 3/16

7:35 am-7:55 am

2 stops22h 20m

Buenos Aires Jorge Newbery

Sun 3/29

10:10 pm-11:49 pm

3 stops27h 39m

$830

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Thu 3/5

7:21 am-7:55 am

2 stops21h 34m

Buenos Aires Jorge Newbery

Fri 3/6

1:50 pm-11:59 pm

3 stops37h 09m

$844

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Mon 3/30

5:45 pm-3:20 pm

2 stops19h 35m

Buenos Aires Ministro Pistarini

Mon 4/13

1:40 am-4:10 pm

2 stops16h 30m

$845

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Thu 3/5

9:58 am-9:35 am

1 stop20h 37m

Buenos Aires Ministro Pistarini

Fri 3/6

7:00 pm-4:45 pm

2 stops24h 45m

$887

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Fri 2/20

4:35 pm-3:50 pm

2 stops20h 15m

Buenos Aires Ministro Pistarini

Fri 3/6

11:00 am-4:45 pm

1 stop32h 45m

$911

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Tue 2/10

1:00 pm-12:35 am

2 stops32h 35m

Buenos Aires Ministro Pistarini

Thu 3/12

4:55 pm-12:05 pm

2 stops21h 10m

$931

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Sat 2/21

5:24 pm-3:40 am

3 stops31h 16m

Buenos Aires Jorge Newbery

Sat 2/28

9:30 pm-11:59 pm

3 stops29h 29m

$935

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Fri 5/1

12:05 pm-2:45 pm

3 stops24h 40m

Buenos Aires Ministro Pistarini

Wed 11/18

4:55 pm-11:05 am

2 stops21h 10m

$937

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Showing 1-10 of 35 results
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Compare providers for flights from George Bush Intcntl to Buenos Aires

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Buenos Aires in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
BudgetAirPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Buenos Aires flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-Buenos Aires flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from George Bush Intcntl to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from George Bush Intcntl 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 George Bush Intcntl Airport to Buenos Aires

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Buenos Aires?

Currently, August is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Buenos Aires (average of $830). Flying from Houston George Bush Intcntl Airport to Buenos Aires in September is currently the most expensive (average of $1,487). 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 IAH to BUE?

Find hourly flight availability from George Bush Intcntl 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 January 25, 2026.

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

Weekly flight availability from Houston George Bush Intcntl Airport to Buenos Aires

Explore weekly flight availability from George Bush Intcntl to Buenos Aires. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 25, 2026.

The most flights from IAH to BUE are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

The best insider tips for Houston George Bush Intcntl Airport 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 George Bush Intcntl Airport 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 January 25, 2026.
Get a feel of what it's like to fly with United Airlines and Avianca from Houston George Bush Intcntl Airport 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.
United Airlines
7.4
Good
9,200 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,200 reviews
United Airlines
7.4
Good
9,200 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Avianca
6.6
Okay
2,493 reviews
United Airlines
7.4
Good
9,200 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl 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 George Bush Intcntl Airport to Buenos Aires?

    Airlines like Avianca fly from Houston George Bush Intcntl Airport to Buenos Aires in about 19h 35m. The time it takes to get you to your destination can typically vary by up to . There are 5075 mi between Houston George Bush Intcntl Airport and Buenos Aires.

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

    Flying on Avianca is currently your cheapest option to Buenos Aires, with prices starting at $835. Another option worth looking into is United Airlines, starting at $1,101 round trip. You may be able to fly from Houston George Bush Intcntl Airport to Buenos Aires for 45% less than the average price by searching for these airlines.

  • What are the cheapest flights from Houston George Bush Intcntl Airport to Buenos Aires?

    Looking at all options, your cheapest flight can be booked for $1,101. While the most popular route (Houston George Bush Intcntl - Buenos Aires Ministro Pistarini) can be booked for $708 on average, our data indicates $1,295 when flying from Houston George Bush Intcntl Airport to Buenos Aires.

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

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

  • How can I find direct flights from George Bush Intcntl to Buenos Aires?

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

  • Can I find deals for business class flights from George Bush Intcntl to Buenos Aires?

    Yes. Cheapflights offers flight deals from George Bush Intcntl 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 George Bush Intcntl Airport to Buenos Aires?

    Currently, August is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Buenos Aires (average of $830). Flying from Houston George Bush Intcntl Airport to Buenos Aires in September is currently the most expensive (average of $1,487). 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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Top 2 airlines flying from George Bush Intcntl to Buenos Aires

Discover the top 2 airlines that operate flights from George Bush Intcntl 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 January 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$835Average$920FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,101Average$1,676FlexibilityNo cancel feeOn-time69%

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