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Cheap flights from Houston to Buenos Aires from $319

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Buenos Aires departing on 10/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Multiple Airlines Logo
6:43 pm - 3:40 amIAH-EZE
30h 57m3 stops
Multiple Airlines Logo
4:55 pm - 5:38 pmEZE-IAH
26h 43m3 stops
$761Multiple Airlines
Find Deal
Sun, Oct 26 - Thu, Oct 30
Multiple Airlines Logo
8:35 am - 8:20 amIAH-AEP
21h 45m2 stops
Multiple Airlines Logo
4:50 am - 9:17 pmAEP-IAH
18h 27m2 stops
$761Multiple Airlines
Find Deal
Mon, Oct 13 - Mon, Oct 20
Avianca Logo
4:35 pm - 3:50 pmIAH-EZE
20h 15m2 stops
Avianca Logo
1:40 am - 3:10 pmEZE-IAH
16h 30m2 stops
$827Avianca
Find Deal
Mon, Nov 3 - Sun, Nov 16
Avianca Logo
4:35 pm - 3:50 pmIAH-EZE
20h 15m2 stops
Avianca Logo
4:55 pm - 11:05 amEZE-IAH
21h 10m2 stops
$835Avianca
Find Deal
Fri, Nov 7 - Sat, Nov 22
Delta Logo
6:00 am - 9:00 amHOU-EZE
24h 00m1 stop
Delta Logo
8:55 pm - 9:45 amEZE-HOU
15h 50m1 stop
$1,110Delta
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Thu, Nov 6 - Wed, Nov 19
Delta Logo
2:22 pm - 9:00 amHOU-EZE
15h 38m1 stop
Delta Logo
8:55 pm - 9:45 amEZE-HOU
15h 50m1 stop
$1,115Delta
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Mon, Nov 3 - Mon, Nov 17
LATAM Airlines Logo
2:32 pm - 4:00 pmHOU-AEP
22h 28m2 stops
LATAM Airlines Logo
5:15 pm - 9:45 amAEP-HOU
19h 30m2 stops
$1,115LATAM Airlines
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Wed, Nov 12 - Thu, Nov 20
LATAM Airlines Logo
5:30 pm - 6:40 pmIAH-AEP
22h 10m2 stops
LATAM Airlines Logo
6:20 pm - 12:31 pmAEP-IAH
21h 11m2 stops
$1,115LATAM Airlines
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Wed, Nov 12 - Wed, Nov 19
American Airlines Logo
12:22 pm - 7:05 amHOU-EZE
15h 43m2 stops
American Airlines Logo
10:25 pm - 6:01 pmEZE-HOU
21h 36m1 stop
$1,160American Airlines
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Tue, Jan 6 - Sat, Mar 28
American Airlines Logo
2:24 pm - 7:50 amHOU-EZE
15h 26m2 stops
American Airlines Logo
9:40 pm - 11:40 amEZE-HOU
17h 00m2 stops
$1,259American Airlines
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Wed, Oct 29 - Wed, Nov 5

Avianca flights from Houston to Buenos Aires

Our best Avianca deals on Houston to Buenos Aires flight tickets
Avianca
Sep 17
IAH5:40 pmHouston George Bush Intcntl
34h 05m
2 stops
EZE5:45 amBuenos Aires Ministro Pistarini
Sep 23
EZE1:40 amBuenos Aires Ministro Pistarini
16h 30m
2 stops
IAH4:10 pmHouston George Bush Intcntl
$805
Find similar
Avianca
Nov 3
IAH4:35 pmHouston George Bush Intcntl
20h 15m
2 stops
EZE3:50 pmBuenos Aires Ministro Pistarini
Nov 16
EZE1:40 amBuenos Aires Ministro Pistarini
16h 30m
2 stops
IAH3:10 pmHouston George Bush Intcntl
$827
Find similar
Avianca
Nov 7
IAH4:35 pmHouston George Bush Intcntl
20h 15m
2 stops
EZE3:50 pmBuenos Aires Ministro Pistarini
Nov 22
EZE4:55 pmBuenos Aires Ministro Pistarini
21h 10m
2 stops
IAH11:05 amHouston George Bush Intcntl
$835
Find similar

Delta flights from Houston to Buenos Aires

Our best Delta deals on Houston to Buenos Aires flight tickets
Delta
Nov 6
HOU6:00 amHouston Hobby
24h 00m
1 stop
EZE9:00 amBuenos Aires Ministro Pistarini
Nov 19
EZE8:55 pmBuenos Aires Ministro Pistarini
15h 50m
1 stop
HOU9:45 amHouston Hobby
$1,110
Find similar
Delta
Nov 3
HOU2:22 pmHouston Hobby
15h 38m
1 stop
EZE9:00 amBuenos Aires Ministro Pistarini
Nov 17
EZE8:55 pmBuenos Aires Ministro Pistarini
15h 50m
1 stop
HOU9:45 amHouston Hobby
$1,115
Find similar
Delta
Nov 3
HOU10:13 amHouston Hobby
21h 02m
2 stops
EZE10:15 amBuenos Aires Ministro Pistarini
Nov 17
EZE10:25 pmBuenos Aires Ministro Pistarini
22h 33m
2 stops
HOU5:58 pmHouston Hobby
$1,120
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momondo 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, momondo users made 832,500 searches. Data last updated September 16, 2025.
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

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Sun 10/26

6:43 pm-3:40 am

3 stops30h 57m

Buenos Aires Ministro Pistarini

Thu 10/30

4:55 pm-5:38 pm

3 stops26h 43m

$761

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Mon 10/13

8:35 am-8:20 am

2 stops21h 45m

Buenos Aires Jorge Newbery

Mon 10/20

4:50 am-9:17 pm

2 stops18h 27m

$761

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Mon 11/3

4:35 pm-3:50 pm

2 stops20h 15m

Buenos Aires Ministro Pistarini

Sun 11/16

1:40 am-3:10 pm

2 stops16h 30m

$827

HoustonBuenos Aires

IAH - EZE

IAHEZE

Houston George Bush Intcntl

Fri 11/7

4:35 pm-3:50 pm

2 stops20h 15m

Buenos Aires Ministro Pistarini

Sat 11/22

4:55 pm-11:05 am

2 stops21h 10m

$835

HoustonBuenos Aires

HOU - EZE

HOUEZE

Houston Hobby

Thu 11/6

6:00 am-9:00 am

1 stop24h 00m

Buenos Aires Ministro Pistarini

Wed 11/19

8:55 pm-9:45 am

1 stop15h 50m

$1,110

HoustonBuenos Aires

HOU - EZE

HOUEZE

Houston Hobby

Mon 11/3

2:22 pm-9:00 am

1 stop15h 38m

Buenos Aires Ministro Pistarini

Mon 11/17

8:55 pm-9:45 am

1 stop15h 50m

$1,115

HoustonBuenos Aires

HOU - AEP

HOUAEP

Houston Hobby

Wed 11/12

2:32 pm-4:00 pm

2 stops22h 28m

Buenos Aires Jorge Newbery

Thu 11/20

5:15 pm-9:45 am

2 stops19h 30m

$1,115

HoustonBuenos Aires

IAH - AEP

IAHAEP

Houston George Bush Intcntl

Wed 11/12

5:30 pm-6:40 pm

2 stops22h 10m

Buenos Aires Jorge Newbery

Wed 11/19

6:20 pm-12:31 pm

2 stops21h 11m

$1,115

HoustonBuenos Aires

HOU - EZE

HOUEZE

Houston Hobby

Tue 1/6

12:22 pm-7:05 am

2 stops15h 43m

Buenos Aires Ministro Pistarini

Sat 3/28

10:25 pm-6:01 pm

1 stop21h 36m

$1,160

HoustonBuenos Aires

HOU - EZE

HOUEZE

Houston Hobby

Wed 10/29

2:24 pm-7:50 am

2 stops15h 26m

Buenos Aires Ministro Pistarini

Wed 11/5

9:40 pm-11:40 am

2 stops17h 00m

$1,259

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buenos Aires from

How to get the cheapest flight ticket from Houston to Buenos Aires

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Houston and Buenos Aires?

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Houston is in July. Flight prices, which tend to average around $922, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of July, then book flights to Buenos Aires from Houston during September instead. Flights to Buenos Aires in September, while not as cheap as those in July, still average around $1,100.

What is the cheapest day to depart on your flight to Buenos Aires?

On average, the least expensive day to fly to Buenos Aires from Houston is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $1,596. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Saturday is $1,719.

What is the cheapest time of day to depart on your flight to Buenos Aires?

Our most recent data shows that the best time of day to fly to Buenos Aires is at noon. Flights from Houston to Buenos Aires during this time can be as low as $832. Try not to purchase tickets in the evening because they tend to be around $1,769. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Houston to Buenos Aires flight route?

Fly from Houston George Bush Intcntl to Buenos Aires Ministro Pistarini for the best Houston - Buenos Aires flight prices

What cabin class options are available on Houston to Buenos Aires flights?

There are 3 cabin classes available to choose from on Houston to Buenos Aires flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Houston to Buenos Aires flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Buenos Aires

Fastest flight time

9h 45m

Direct flights

Every day

Airports in Buenos Aires

1 airport
The fastest flight from Houston to Buenos Aires takes 9h 45m
Direct flights go from Houston to Buenos Aires every day.
There is 1 airport near Buenos Aires: Buenos Aires Ministro Pistarini (EZE)
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  • How far is Houston to Buenos Aires by plane?

    A flight from Houston to Buenos Aires will travel around 5055.3 mi. 12h 55m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Houston to Buenos Aires?

    Prices for flights from Houston to Buenos Aires refresh daily.

  • How many operators does momondo search for flights from Houston to Buenos Aires?

  • How old do you have to be to fly from Houston to Buenos Aires?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Buenos Aires.

  • What documentation or ID do you need to fly to Buenos Aires?

    The required travel and health documents for your Buenos Aires trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buenos Aires. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Houston to Buenos Aires

Compare and see reviews for airlines that fly from Houston to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
AviancaPriceFrom $558Free CancellationRating
6.7
2,435 reviews
Search Avianca flights
United AirlinesPriceFrom $1,180Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Buenos Aires?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Houston to Buenos Aires. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Houston to Buenos Aires with flexible booking policies on momondo?

momondo does allow users to show only those flights to Buenos Aires from Houston which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Houston to Buenos Aires?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Buenos Aires from Houston.

I’m not ready to book a flight from Houston to Buenos Aires right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Houston to Buenos Aires now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Buenos Aires and let you know when they change.

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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport