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Cheap flights from Tucson to Buenos Aires from $539

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Tucson to Buenos Aires departing on 1/18. 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 Tucson to Buenos Aires

Cheap round-trip flights

LATAM Airlines Logo
1:48 pm - 4:00 pmTUS-AEP
22h 12m2 stops
LATAM Airlines Logo
5:15 pm - 12:43 pmAEP-TUS
23h 28m2 stops
$1,025LATAM Airlines
Find Deal
Mon, Dec 1 - Mon, Dec 15
Delta Logo
6:00 am - 9:00 amTUS-EZE
23h 00m1 stop
Delta Logo
4:05 am - 10:37 pmEZE-TUS
22h 32m2 stops
$1,025Delta
Find Deal
Mon, Dec 1 - Sun, Dec 14
United Airlines Logo
6:00 am - 6:20 amTUS-EZE
20h 20m2 stops
United Airlines Logo
11:55 pm - 11:20 amEZE-TUS
15h 25m1 stop
$1,100United Airlines
Find Deal
Thu, Oct 30 - Thu, Nov 6
United Airlines Logo
7:15 am - 6:20 amTUS-EZE
19h 05m2 stops
United Airlines Logo
10:05 pm - 1:37 pmEZE-TUS
19h 32m2 stops
$1,105United Airlines
Find Deal
Thu, Oct 30 - Thu, Nov 6
American Airlines Logo
5:00 am - 7:25 amTUS-EZE
22h 25m2 stops
American Airlines Logo
10:30 pm - 12:29 pmEZE-TUS
17h 59m2 stops
$1,200American Airlines
Find Deal
Wed, Oct 8 - Tue, Oct 21
American Airlines Logo
5:00 am - 7:25 amTUS-EZE
22h 25m2 stops
American Airlines Logo
8:30 pm - 2:29 pmEZE-TUS
21h 59m2 stops
$1,475American Airlines
Find Deal
Mon, Oct 6 - Sat, Oct 11
Air Canada Logo
7:00 am - 3:10 pmTUS-EZE
28h 10m3 stops
Air Canada Logo
4:45 pm - 1:31 pmEZE-TUS
24h 46m3 stops
$2,005Air Canada
Find Deal
Sat, Dec 6 - Wed, Dec 10
Air Canada Logo
7:00 am - 3:10 pmTUS-EZE
28h 10m3 stops
Air Canada Logo
4:45 pm - 1:31 pmEZE-TUS
24h 46m3 stops
$2,058Air Canada
Find Deal
Sat, Dec 6 - Wed, Dec 10
Multiple Airlines Logo
6:30 am - 5:45 amTUS-EZE
19h 15m2 stops
Multiple Airlines Logo
4:45 pm - 10:16 amEZE-TUS
21h 31m2 stops
$4,905Multiple Airlines
Find Deal
Sun, Oct 12 - Thu, Oct 23
Multiple Airlines Logo
6:30 am - 8:00 amTUS-EZE
21h 30m1 stop
Multiple Airlines Logo
4:45 pm - 10:16 amEZE-TUS
21h 31m2 stops
$6,082Multiple Airlines
Find Deal
Sun, Oct 12 - Thu, Oct 23

Air Canada flights from Tucson to Buenos Aires

Our best Air Canada deals on Tucson to Buenos Aires flight tickets
Air Canada
Dec 6
TUS7:00 amTucson
28h 10m
3 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Dec 10
EZE4:45 pmBuenos Aires Ministro Pistarini
24h 46m
3 stops
TUS1:31 pmTucson
$2,005
Find similar
Air Canada
Dec 6
TUS7:00 amTucson
28h 10m
3 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Dec 10
EZE4:45 pmBuenos Aires Ministro Pistarini
24h 46m
3 stops
TUS1:31 pmTucson
$2,058
Find similar
Air Canada
Dec 1
TUS7:00 amTucson
52h 10m
3 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Dec 15
EZE4:45 pmBuenos Aires Ministro Pistarini
24h 46m
3 stops
TUS1:31 pmTucson
$2,147
Find similar

LATAM Airlines flights from Tucson to Buenos Aires

Our best LATAM Airlines deals on Tucson to Buenos Aires flight tickets
LATAM Airlines
Dec 1
TUS1:48 pmTucson
22h 12m
2 stops
AEP4:00 pmBuenos Aires Jorge Newbery
Dec 15
AEP5:15 pmBuenos Aires Jorge Newbery
23h 28m
2 stops
TUS12:43 pmTucson
$1,025
Find similar
LATAM Airlines
Oct 30
TUS6:00 amTucson
19h 55m
2 stops
EZE5:55 amBuenos Aires Ministro Pistarini
Nov 5
EZE4:05 amBuenos Aires Ministro Pistarini
23h 25m
2 stops
TUS11:30 pmTucson
$1,175
Find similar
LATAM Airlines
Oct 8
TUS6:00 amTucson
30h 05m
2 stops
AEP4:05 pmBuenos Aires Jorge Newbery
Oct 21
AEP5:05 pmBuenos Aires Jorge Newbery
23h 02m
2 stops
TUS12:07 pmTucson
$1,215
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Tucson 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 17, 2025.
Use the filters below to find and compare flights from Tucson to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TucsonBuenos Aires

TUS - AEP

TUSAEP

Tucson

Mon 12/1

1:48 pm-4:00 pm

2 stops22h 12m

Buenos Aires Jorge Newbery

Mon 12/15

5:15 pm-12:43 pm

2 stops23h 28m

$1,025

TucsonBuenos Aires

TUS - EZE

TUSEZE

Tucson

Mon 12/1

6:00 am-9:00 am

1 stop23h 00m

Buenos Aires Ministro Pistarini

Sun 12/14

4:05 am-10:37 pm

2 stops22h 32m

$1,025

TucsonBuenos Aires

TUS - EZE

TUSEZE

Tucson

Thu 10/30

6:00 am-6:20 am

2 stops20h 20m

Buenos Aires Ministro Pistarini

Thu 11/6

11:55 pm-11:20 am

1 stop15h 25m

$1,100

TucsonBuenos Aires

TUS - EZE

TUSEZE

Tucson

Thu 10/30

7:15 am-6:20 am

2 stops19h 05m

Buenos Aires Ministro Pistarini

Thu 11/6

10:05 pm-1:37 pm

2 stops19h 32m

$1,105

TucsonBuenos Aires

TUS - EZE

TUSEZE

Tucson

Wed 10/8

5:00 am-7:25 am

2 stops22h 25m

Buenos Aires Ministro Pistarini

Tue 10/21

10:30 pm-12:29 pm

2 stops17h 59m

$1,200

TucsonBuenos Aires

TUS - EZE

TUSEZE

Tucson

Mon 10/6

5:00 am-7:25 am

2 stops22h 25m

Buenos Aires Ministro Pistarini

Sat 10/11

8:30 pm-2:29 pm

2 stops21h 59m

$1,475

TucsonBuenos Aires

TUS - EZE

TUSEZE

Tucson

Sat 12/6

7:00 am-3:10 pm

3 stops28h 10m

Buenos Aires Ministro Pistarini

Wed 12/10

4:45 pm-1:31 pm

3 stops24h 46m

$2,005

TucsonBuenos Aires

TUS - EZE

TUSEZE

Tucson

Sat 12/6

7:00 am-3:10 pm

3 stops28h 10m

Buenos Aires Ministro Pistarini

Wed 12/10

4:45 pm-1:31 pm

3 stops24h 46m

$2,058

TucsonBuenos Aires

TUS - EZE

TUSEZE

Tucson

Sun 10/12

6:30 am-5:45 am

2 stops19h 15m

Buenos Aires Ministro Pistarini

Thu 10/23

4:45 pm-10:16 am

2 stops21h 31m

$4,905

TucsonBuenos Aires

TUS - EZE

TUSEZE

Tucson

Sun 10/12

6:30 am-8:00 am

1 stop21h 30m

Buenos Aires Ministro Pistarini

Thu 10/23

4:45 pm-10:16 am

2 stops21h 31m

$6,082

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 Tucson 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 day to depart on your flight to Buenos Aires?

On average, the least expensive day to fly to Buenos Aires from Tucson is on a Thursday. momondo users have found tickets for Thursday departures for as low as $1,188. 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 $1,451.

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 Tucson to Buenos Aires during this time can be as low as $1,168. Try not to purchase tickets in the afternoon because they tend to be around $1,271. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Tucson to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from Tucson to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Tucson to Buenos Aires (TUS to BUE) flight deals and tips

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

Direct flights

None
There are no direct flights from Tucson to Buenos Aires. There are no popular flight routes from Tucson to Buenos Aires.
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  • How far is Tucson to Buenos Aires by plane?

    There are 5737.8 mi between Tucson and Buenos Aires. In terms of flight time, this usually takes a little over 15h 07m.

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

    Prices for flights from Tucson Airport to Buenos Aires are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Tucson Airport to Buenos Aires.

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

    The travel and health documents you'll need for your trip to Buenos Aires may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buenos Aires. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Tucson to Buenos Aires?

Best airlines flying from Tucson to Buenos Aires

Compare and see reviews for airlines that fly from Tucson to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $1,023Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $1,023Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights

Why use momondo?

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

It is quick and easy to find Tucson to Buenos Aires flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Buenos Aires that suits you.

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

All flight searches from Tucson to Buenos Aires on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Buenos Aires from Tucson. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Tucson to Buenos Aires flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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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