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Cheap flights from Arizona 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 Arizona to Buenos Aires departing on 10/23. 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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Find the cheapest flights from Arizona to Buenos Aires

Cheap round-trip flights

Copa Airlines Logo
1:48 am - 12:55 amLAS-EZE
19h 07m1 stop
Copa Airlines Logo
3:57 am - 10:29 pmEZE-LAS
23h 32m1 stop
$613Copa Airlines
Find Deal
Tue, Oct 21 - Tue, Nov 11
United Airlines Logo
6:00 am - 7:20 amLAS-EZE
20h 20m1 stop
United Airlines Logo
11:55 pm - 3:52 pmEZE-LAS
20h 57m1 stop
$625United Airlines
Find Deal
Fri, Nov 7 - Wed, Nov 19
LATAM Airlines Logo
9:25 am - 5:00 pmLAS-AEP
27h 35m2 stops
LATAM Airlines Logo
3:40 pm - 12:38 pmAEP-LAS
24h 58m2 stops
$645LATAM Airlines
Find Deal
Tue, Mar 24 - Thu, Mar 26
American Airlines Logo
8:45 am - 8:20 amLAS-EZE
19h 35m1 stop
American Airlines Logo
11:59 pm - 9:43 pmEZE-LAS
26h 44m1 stop
$685American Airlines
Find Deal
Tue, Oct 28 - Wed, Nov 19
American Airlines Logo
11:49 am - 9:39 amLAS-EZE
17h 50m2 stops
American Airlines Logo
11:59 pm - 9:43 pmEZE-LAS
26h 44m1 stop
$690American Airlines
Find Deal
Tue, Oct 28 - Wed, Nov 19
LATAM Airlines Logo
6:00 am - 5:55 amLAS-EZE
18h 55m2 stops
LATAM Airlines Logo
7:43 pm - 12:56 pmEZE-LAS
22h 13m2 stops
$731LATAM Airlines
Find Deal
Sun, Nov 9 - Tue, Nov 18
Delta Logo
7:00 am - 10:15 amLAS-EZE
22h 15m1 stop
Delta Logo
10:25 pm - 2:21 pmEZE-LAS
20h 56m1 stop
$745Delta
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Sat, Nov 8 - Sun, Nov 23
Multiple Airlines Logo
4:27 pm - 7:30 amLAS-AEP
34h 03m3 stops
Multiple Airlines Logo
4:50 am - 11:53 pmAEP-LAS
24h 03m3 stops
$749Multiple Airlines
Find Deal
Sat, Nov 8 - Fri, Nov 14
Delta Logo
7:00 am - 10:15 amLAS-EZE
22h 15m1 stop
Delta Logo
10:25 pm - 5:20 pmEZE-LAS
23h 55m2 stops
$750Delta
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Sat, Nov 8 - Tue, Nov 18
Multiple Airlines Logo
6:00 am - 6:43 pmLAS-EZE
31h 43m2 stops
Multiple Airlines Logo
10:05 am - 9:38 amEZE-LAS
28h 33m2 stops
$770Multiple Airlines
Find Deal
Sun, Nov 9 - Sun, Nov 16

Delta flights from Arizona to Buenos Aires

Our best Delta deals on Arizona to Buenos Aires flight tickets
Delta
Nov 8
LAS7:00 amLas Vegas Harry Reid Intl
22h 15m
1 stop
EZE10:15 amBuenos Aires Ministro Pistarini
Nov 23
EZE10:25 pmBuenos Aires Ministro Pistarini
20h 56m
1 stop
LAS2:21 pmLas Vegas Harry Reid Intl
$745
Find similar
Delta
Nov 8
LAS7:00 amLas Vegas Harry Reid Intl
22h 15m
1 stop
EZE10:15 amBuenos Aires Ministro Pistarini
Nov 18
EZE10:25 pmBuenos Aires Ministro Pistarini
23h 55m
2 stops
LAS5:20 pmLas Vegas Harry Reid Intl
$750
Find similar
Delta
Nov 27
LAS12:30 pmLas Vegas Harry Reid Intl
15h 30m
1 stop
EZE9:00 amBuenos Aires Ministro Pistarini
Dec 5
EZE10:25 pmBuenos Aires Ministro Pistarini
21h 02m
1 stop
LAS2:27 pmLas Vegas Harry Reid Intl
$818
Find similar

United Airlines flights from Arizona to Buenos Aires

Our best United Airlines deals on Arizona to Buenos Aires flight tickets
United Airlines
Nov 7
LAS6:00 amLas Vegas Harry Reid Intl
20h 20m
1 stop
EZE7:20 amBuenos Aires Ministro Pistarini
Nov 19
EZE11:55 pmBuenos Aires Ministro Pistarini
20h 57m
1 stop
LAS3:52 pmLas Vegas Harry Reid Intl
$625
Find similar
United Airlines
Nov 7
LAS6:00 amLas Vegas Harry Reid Intl
20h 20m
1 stop
EZE7:20 amBuenos Aires Ministro Pistarini
Nov 18
EZE11:55 pmBuenos Aires Ministro Pistarini
23h 54m
2 stops
LAS6:49 pmLas Vegas Harry Reid Intl
$630
Find similar
United Airlines
Oct 25
LAS3:41 pmLas Vegas Harry Reid Intl
36h 39m
1 stop
EZE8:20 amBuenos Aires Ministro Pistarini
Nov 10
EZE11:55 pmBuenos Aires Ministro Pistarini
18h 36m
1 stop
LAS1:31 pmLas Vegas Harry Reid Intl
$634
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Arizona 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 25, 2025.
Use the filters below to find and compare flights from Arizona to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Tue 10/21

1:48 am-12:55 am

1 stop19h 07m

Buenos Aires Ministro Pistarini

Tue 11/11

3:57 am-10:29 pm

1 stop23h 32m

$613

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Fri 11/7

6:00 am-7:20 am

1 stop20h 20m

Buenos Aires Ministro Pistarini

Wed 11/19

11:55 pm-3:52 pm

1 stop20h 57m

$625

Las VegasBuenos Aires

LAS - AEP

LASAEP

Las Vegas Harry Reid Intl

Tue 3/24

9:25 am-5:00 pm

2 stops27h 35m

Buenos Aires Jorge Newbery

Thu 3/26

3:40 pm-12:38 pm

2 stops24h 58m

$645

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Tue 10/28

8:45 am-8:20 am

1 stop19h 35m

Buenos Aires Ministro Pistarini

Wed 11/19

11:59 pm-9:43 pm

1 stop26h 44m

$685

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Tue 10/28

11:49 am-9:39 am

2 stops17h 50m

Buenos Aires Ministro Pistarini

Wed 11/19

11:59 pm-9:43 pm

1 stop26h 44m

$690

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Sun 11/9

6:00 am-5:55 am

2 stops18h 55m

Buenos Aires Ministro Pistarini

Tue 11/18

7:43 pm-12:56 pm

2 stops22h 13m

$731

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Sat 11/8

7:00 am-10:15 am

1 stop22h 15m

Buenos Aires Ministro Pistarini

Sun 11/23

10:25 pm-2:21 pm

1 stop20h 56m

$745

Las VegasBuenos Aires

LAS - AEP

LASAEP

Las Vegas Harry Reid Intl

Sat 11/8

4:27 pm-7:30 am

3 stops34h 03m

Buenos Aires Jorge Newbery

Fri 11/14

4:50 am-11:53 pm

3 stops24h 03m

$749

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Sat 11/8

7:00 am-10:15 am

1 stop22h 15m

Buenos Aires Ministro Pistarini

Tue 11/18

10:25 pm-5:20 pm

2 stops23h 55m

$750

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Sun 11/9

6:00 am-6:43 pm

2 stops31h 43m

Buenos Aires Ministro Pistarini

Sun 11/16

10:05 am-9:38 am

2 stops28h 33m

$770

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 Arizona 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 cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Arizona is in November. Flight prices, which tend to average around $1,267, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Buenos Aires from Arizona during January instead. Flights to Buenos Aires in January, while not as cheap as those in November, still average around $1,315.

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 Arizona is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $1,107. 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 $1,528.

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 in the morning. Flights from Arizona to Buenos Aires during this time can be as low as $1,259. Try not to purchase tickets at noon because they tend to be around $1,526. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Arizona to Buenos Aires flights?

You could potentially save up to 41% on your flight if you consider stops on a Arizona to Buenos Aires flight.

Cheap Arizona to Buenos Aires flight deals and tips

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

Direct flights

None
There are no direct flights from Arizona to Buenos Aires. There are no popular flight routes from Arizona to Buenos Aires.
Search flight deals

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

    Prices for flights from Arizona to Buenos Aires are updated daily.

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

  • How old do you have to be to fly from Arizona 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 Arizona to Buenos Aires.

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

    The necessary travel and health documents for your Buenos Aires trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Arizona to Buenos Aires

Compare and see reviews for airlines that fly from Arizona to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $1,023Free CancellationRating
7.4
8,928 reviews
Search United Airlines flights
American AirlinesPriceFrom $1,023Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $1,255Free CancellationRating
7.9
7,973 reviews
Search Delta flights

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to Buenos Aires from Arizona with this policy.

How can momondo help me find flights from Arizona 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 Arizona.

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

Yes. momondo can track prices for Arizona to Buenos Aires flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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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