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Cheap flights from Montana to Buenos Aires from $631

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Buenos Aires departing on 10/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Montana to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Copa Airlines Logo
4:22 pm - 3:16 amBZN  Bozeman Gallatin Field-EZE Buenos Aires Ministro Pistarini
30h 54m2 stops Denver Intl Panama City Tocumen Intl
Copa Airlines Logo
5:18 am - 9:45 amEZE  Buenos Aires Ministro Pistarini-BZN Bozeman Gallatin Field
32h 27m2 stops Panama City Tocumen Intl Denver Intl
$1,348Copa Airlines
Fri, Dec 4 - Sat, Dec 19
Delta Logo
2:00 pm - 9:40 amBZN  Bozeman Gallatin Field-EZE Buenos Aires Ministro Pistarini
15h 40m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:20 am - 2:41 pmEZE  Buenos Aires Ministro Pistarini-BZN Bozeman Gallatin Field
35h 21m2 stops Lima J Chavez Intl Los Angeles
$1,418Delta
Thu, Jan 14 - Sun, Feb 7
Delta Logo
6:00 am - 7:35 amBZN  Bozeman Gallatin Field-EZE Buenos Aires Ministro Pistarini
21h 35m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson
Delta Logo
9:30 pm - 2:33 pmEZE  Buenos Aires Ministro Pistarini-BZN Bozeman Gallatin Field
21h 03m2 stops Atlanta Hartsfield-Jackson Seattle/Tacoma Intl
$1,422Delta
Wed, Jan 13 - Thu, Feb 4
Delta Logo
5:52 pm - 9:50 amBZN  Bozeman Gallatin Field-EZE Buenos Aires Ministro Pistarini
35h 58m2 stops Austin Bergstrom Miami
Delta Logo
7:20 am - 5:55 pmEZE  Buenos Aires Ministro Pistarini-BZN Bozeman Gallatin Field
38h 35m2 stops Lima J Chavez Intl Salt Lake City
$1,430Delta
Sun, Dec 27 - Thu, Jan 14
United Airlines Logo
4:31 pm - 7:20 amBZN  Bozeman Gallatin Field-EZE Buenos Aires Ministro Pistarini
34h 49m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
United Airlines Logo
11:55 pm - 11:33 amEZE  Buenos Aires Ministro Pistarini-BZN Bozeman Gallatin Field
39h 38m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
$1,432United Airlines
Mon, Dec 21 - Thu, Jan 14
Delta Logo
2:00 pm - 7:35 amBZN  Bozeman Gallatin Field-EZE Buenos Aires Ministro Pistarini
37h 35m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:20 am - 2:41 pmEZE  Buenos Aires Ministro Pistarini-BZN Bozeman Gallatin Field
35h 21m2 stops Lima J Chavez Intl Los Angeles
$1,434Delta
Sun, Jan 17 - Sun, Feb 7
Delta Logo
2:00 pm - 7:35 amBZN  Bozeman Gallatin Field-EZE Buenos Aires Ministro Pistarini
37h 35m1 stop Atlanta Hartsfield-Jackson
Delta Logo
11:35 pm - 10:21 pmEZE  Buenos Aires Ministro Pistarini-BZN Bozeman Gallatin Field
26h 46m2 stops Atlanta Hartsfield-Jackson Seattle/Tacoma Intl
$1,439Delta
Sun, Jan 17 - Tue, Feb 9
United Airlines Logo
4:31 pm - 7:20 amBZN  Bozeman Gallatin Field-EZE Buenos Aires Ministro Pistarini
34h 49m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
United Airlines Logo
10:05 pm - 11:33 amEZE  Buenos Aires Ministro Pistarini-BZN Bozeman Gallatin Field
41h 28m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
$1,457United Airlines
Mon, Dec 21 - Wed, Jan 13
Delta Logo
2:00 pm - 9:40 amBZN  Bozeman Gallatin Field-EZE Buenos Aires Ministro Pistarini
15h 40m1 stop Atlanta Hartsfield-Jackson
Delta Logo
11:35 pm - 1:16 pmEZE  Buenos Aires Ministro Pistarini-BZN Bozeman Gallatin Field
17h 41m1 stop Atlanta Hartsfield-Jackson
$1,478Delta
Wed, Jan 13 - Sun, Feb 7
Delta Logo
5:52 pm - 9:50 amBZN  Bozeman Gallatin Field-EZE Buenos Aires Ministro Pistarini
35h 58m2 stops Austin Bergstrom Miami
Delta Logo
8:05 pm - 4:55 pmEZE  Buenos Aires Ministro Pistarini-BZN Bozeman Gallatin Field
24h 50m2 stops New York John F Kennedy Intl Austin Bergstrom
$1,482Delta
Sat, Dec 26 - Tue, Jan 19

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Copa Airlines flights from Montana to Buenos Aires

Our best Copa Airlines deals on Montana to Buenos Aires flight tickets
Copa Airlines
Dec 4
BZN2:37 pmBozeman Gallatin Field
33h 20m
2 stops
EZE3:57 amBuenos Aires Ministro Pistarini
Dec 19
EZE5:18 amBuenos Aires Ministro Pistarini
32h 27m
2 stops
BZN9:45 amBozeman Gallatin Field
$1,569
Copa Airlines
Dec 4
BZN4:22 pmBozeman Gallatin Field
30h 54m
2 stops
EZE3:16 amBuenos Aires Ministro Pistarini
Dec 19
EZE5:18 amBuenos Aires Ministro Pistarini
32h 26m
2 stops
BZN9:44 amBozeman Gallatin Field
$1,606

LATAM Airlines flights from Montana to Buenos Aires

Our best LATAM Airlines deals on Montana to Buenos Aires flight tickets
LATAM Airlines
Jan 17
BZN2:00 pmBozeman Gallatin Field
37h 35m
1 stop
EZE7:35 amBuenos Aires Ministro Pistarini
Feb 5
EZE7:20 amBuenos Aires Ministro Pistarini
32h 06m
2 stops
BZN11:26 amBozeman Gallatin Field
$1,549
LATAM Airlines
Nov 13
BZN2:31 pmBozeman Gallatin Field
21h 29m
2 stops
EZE4:00 pmBuenos Aires Ministro Pistarini
Nov 17
EZE12:50 pmBuenos Aires Ministro Pistarini
28h 31m
2 stops
BZN1:21 pmBozeman Gallatin Field
$1,630
LATAM Airlines
Nov 13
BZN2:31 pmBozeman Gallatin Field
21h 29m
2 stops
EZE4:00 pmBuenos Aires Ministro Pistarini
Nov 17
EZE12:50 pmBuenos Aires Ministro Pistarini
28h 31m
2 stops
BZN1:21 pmBozeman Gallatin Field
$1,687

momondo Fare Finder

 
Customize your flight search to find flights from Montana 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 August 16, 2026.
Use the filters below to find and compare flights from Montana to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BozemanBuenos Aires

BZN Bozeman Gallatin Field - EZE Buenos Aires Ministro Pistarini

BZNEZE

Bozeman Gallatin Field

Fri 12/4

4:22 pm-3:16 am

2 stops30h 54m

Buenos Aires Ministro Pistarini

Sat 12/19

5:18 am-9:45 am

2 stops32h 27m

$1,348

BozemanBuenos Aires

BZN Bozeman Gallatin Field - EZE Buenos Aires Ministro Pistarini

BZNEZE

Bozeman Gallatin Field

Thu 1/14

2:00 pm-9:40 am

1 stop15h 40m

Buenos Aires Ministro Pistarini

Sun 2/7

7:20 am-2:41 pm

2 stops35h 21m

$1,418

BozemanBuenos Aires

BZN Bozeman Gallatin Field - EZE Buenos Aires Ministro Pistarini

BZNEZE

Bozeman Gallatin Field

Wed 1/13

6:00 am-7:35 am

2 stops21h 35m

Buenos Aires Ministro Pistarini

Thu 2/4

9:30 pm-2:33 pm

2 stops21h 03m

$1,422

BozemanBuenos Aires

BZN Bozeman Gallatin Field - EZE Buenos Aires Ministro Pistarini

BZNEZE

Bozeman Gallatin Field

Sun 12/27

5:52 pm-9:50 am

2 stops35h 58m

Buenos Aires Ministro Pistarini

Thu 1/14

7:20 am-5:55 pm

2 stops38h 35m

$1,430

BozemanBuenos Aires

BZN Bozeman Gallatin Field - EZE Buenos Aires Ministro Pistarini

BZNEZE

Bozeman Gallatin Field

Mon 12/21

4:31 pm-7:20 am

2 stops34h 49m

Buenos Aires Ministro Pistarini

Thu 1/14

11:55 pm-11:33 am

2 stops39h 38m

$1,432

BozemanBuenos Aires

BZN Bozeman Gallatin Field - EZE Buenos Aires Ministro Pistarini

BZNEZE

Bozeman Gallatin Field

Sun 1/17

2:00 pm-7:35 am

1 stop37h 35m

Buenos Aires Ministro Pistarini

Sun 2/7

7:20 am-2:41 pm

2 stops35h 21m

$1,434

BozemanBuenos Aires

BZN Bozeman Gallatin Field - EZE Buenos Aires Ministro Pistarini

BZNEZE

Bozeman Gallatin Field

Sun 1/17

2:00 pm-7:35 am

1 stop37h 35m

Buenos Aires Ministro Pistarini

Tue 2/9

11:35 pm-10:21 pm

2 stops26h 46m

$1,439

BozemanBuenos Aires

BZN Bozeman Gallatin Field - EZE Buenos Aires Ministro Pistarini

BZNEZE

Bozeman Gallatin Field

Mon 12/21

4:31 pm-7:20 am

2 stops34h 49m

Buenos Aires Ministro Pistarini

Wed 1/13

10:05 pm-11:33 am

2 stops41h 28m

$1,457
Quickest round-trip

BozemanBuenos Aires

BZN Bozeman Gallatin Field - EZE Buenos Aires Ministro Pistarini

BZNEZE

Bozeman Gallatin Field

Wed 1/13

2:00 pm-9:40 am

1 stop15h 40m

Buenos Aires Ministro Pistarini

Sun 2/7

11:35 pm-1:16 pm

1 stop17h 41m

$1,478

BozemanBuenos Aires

BZN Bozeman Gallatin Field - EZE Buenos Aires Ministro Pistarini

BZNEZE

Bozeman Gallatin Field

Sat 12/26

5:52 pm-9:50 am

2 stops35h 58m

Buenos Aires Ministro Pistarini

Tue 1/19

8:05 pm-4:55 pm

2 stops24h 50m

$1,482

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Montana 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

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

You could potentially save up to 27% on your flight if you consider stops on a Montana to Buenos Aires flight.

Cheap Montana to Buenos Aires flight deals and tips

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

Fastest flight time

21h 05m

Direct flights

None
The fastest flight from Montana to Buenos Aires takes 21h 05m
There are no direct flights from Montana to Buenos Aires. There are no popular flight routes from Montana to Buenos Aires.
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Frequently asked questions about flying from Montana to Buenos Aires

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

    Prices for flights from Montana to Buenos Aires refresh daily.

  • How old do you have to be to fly from Montana 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 Montana 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.

Why use momondo?

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

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

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

Flights from Montana to Buenos Aires with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Montana 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 Montana.

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

If you are simply researching potential flights to Buenos Aires, momondo offers a useful price alert feature which will track prices for flights to Buenos Aires from Montana and alert you 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