What airlines fly to Buenos Aires?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Buenos Aires from Colorado according to our data. United Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Buenos Aires. Keep in mind that there are 4 different airlines that fly to Buenos Aires on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Buenos Aires?

On average, it takes 13h 50m to fly from Colorado to Buenos Aires if you fly out of Aspen (the most popular airport in Colorado) and into Buenos Aires Ministro Pistarini Airport (the most popular airport in Buenos Aires). If you’re flying out of Denver and into Buenos Aires Ministro Pistarini Airport, then the flight time is around 14h 02m.

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

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

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

There are 4 operators available for flights from Colorado to Buenos Aires as of December 2025.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Colorado 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.

$337 Cheap Flights from Colorado to Buenos Aires in 2025/26

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Cheap round-trip flights

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4:38 pm - 7:20 am

DEN

EZE

34h 42m2 stops

3:15 pm - 9:31 am

EZE

DEN

22h 16m1 stop

$931Multiple Airlines

Tue, Feb 3 - Wed, Feb 18

4:38 pm - 12:35 am

DEN

EZE

27h 57m2 stops

11:00 am - 8:26 am

EZE

DEN

24h 26m1 stop

$944Multiple Airlines

Sat, Feb 21 - Wed, Mar 11

6:19 am - 8:20 am

DEN

EZE

22h 01m1 stop

10:25 pm - 9:30 am

EZE

DEN

15h 05m1 stop

$986American Airlines

Tue, Feb 17 - Thu, Feb 26

12:33 pm - 10:15 am

DEN

EZE

18h 42m2 stops

10:25 pm - 1:57 pm

EZE

DEN

18h 32m1 stop

$990American Airlines

Tue, Mar 17 - Tue, Mar 24

7:05 am - 7:20 am

DEN

EZE

20h 15m1 stop

7:43 pm - 9:41 am

EZE

DEN

17h 58m2 stops

$1,010LATAM Airlines

Wed, Feb 18 - Wed, Mar 4

12:00 pm - 4:00 pm

DEN

AEP

24h 00m2 stops

3:40 pm - 9:41 am

AEP

DEN

22h 01m2 stops

$1,018LATAM Airlines

Tue, Feb 3 - Wed, Feb 18

1:15 pm - 1:00 am

COS

EZE

32h 45m2 stops

8:00 am - 12:18 pm

EZE

COS

31h 18m2 stops

$1,026Delta

Thu, Mar 12 - Thu, Mar 26

1:22 pm - 9:00 am

COS

EZE

15h 38m1 stop

10:25 pm - 10:21 pm

EZE

COS

27h 56m2 stops

$1,030Delta

Tue, Feb 17 - Tue, Mar 3

7:30 am - 9:20 am

COS

EZE

21h 50m1 stop

11:55 pm - 11:26 am

EZE

COS

15h 31m1 stop

$1,326United Airlines

Thu, Jan 22 - Mon, Jan 26

9:27 am - 7:20 am

COS

EZE

17h 53m2 stops

11:55 pm - 2:34 pm

EZE

COS

18h 39m2 stops

$1,330United Airlines

Thu, Jan 22 - Mon, Jan 26

Copa Airlines flights from Colorado to Buenos Aires

Our best Copa Airlines deals on Colorado to Buenos Aires flight tickets

Copa Airlines

Apr 7

DEN10:51 pmDenver Intl

20h 34m

1 stop

EZE10:25 pmBuenos Aires Ministro Pistarini

Apr 16

EZE3:52 amBuenos Aires Ministro Pistarini

17h 33m

1 stop

DEN6:25 pmDenver Intl

$1,014

Find similar

Copa Airlines

Apr 11

DEN10:51 pmDenver Intl

22h 59m

1 stop

EZE12:50 amBuenos Aires Ministro Pistarini

Apr 18

EZE2:21 amBuenos Aires Ministro Pistarini

19h 04m

1 stop

DEN6:25 pmDenver Intl

$1,034

Find similar

Copa Airlines

Dec 18

DEN9:36 pmDenver Intl

23h 22m

1 stop

EZE12:58 amBuenos Aires Ministro Pistarini

Dec 20

EZE5:16 amBuenos Aires Ministro Pistarini

16h 01m

1 stop

DEN5:17 pmDenver Intl

$1,219

Find similar

Delta flights from Colorado to Buenos Aires

Our best Delta deals on Colorado to Buenos Aires flight tickets

Delta

Feb 21

DEN6:00 amDenver Intl

23h 00m

1 stop

EZE9:00 amBuenos Aires Ministro Pistarini

Mar 11

EZE8:55 pmBuenos Aires Ministro Pistarini

23h 06m

1 stop

DEN5:01 pmDenver Intl

$1,026

Find similar

Delta

Feb 17

COS1:22 pmColorado Springs

15h 38m

1 stop

EZE9:00 amBuenos Aires Ministro Pistarini

Mar 3

EZE10:25 pmBuenos Aires Ministro Pistarini

27h 56m

2 stops

COS10:21 pmColorado Springs

$1,030

Find similar

Delta

Mar 6

DEN12:59 amDenver Intl

28h 01m

1 stop

EZE9:00 amBuenos Aires Ministro Pistarini

Mar 19

EZE10:25 pmBuenos Aires Ministro Pistarini

21h 57m

2 stops

DEN5:22 pmDenver Intl

$1,035

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DenverBuenos Aires

DEN - EZE

DENEZE

Denver Intl

Tue 2/3

4:38 pm-7:20 am

2 stops34h 42m

Buenos Aires Ministro Pistarini

Wed 2/18

3:15 pm-9:31 am

1 stop22h 16m

$931

DenverBuenos Aires

DEN - EZE

DENEZE

Denver Intl

Sat 2/21

4:38 pm-12:35 am

2 stops27h 57m

Buenos Aires Ministro Pistarini

Wed 3/11

11:00 am-8:26 am

1 stop24h 26m

$944

DenverBuenos Aires

DEN - EZE

DENEZE

Denver Intl

Tue 2/17

6:19 am-8:20 am

1 stop22h 01m

Buenos Aires Ministro Pistarini

Thu 2/26

10:25 pm-9:30 am

1 stop15h 05m

$986

DenverBuenos Aires

DEN - EZE

DENEZE

Denver Intl

Tue 3/17

12:33 pm-10:15 am

2 stops18h 42m

Buenos Aires Ministro Pistarini

Tue 3/24

10:25 pm-1:57 pm

1 stop18h 32m

$990

DenverBuenos Aires

DEN - EZE

DENEZE

Denver Intl

Wed 2/18

7:05 am-7:20 am

1 stop20h 15m

Buenos Aires Ministro Pistarini

Wed 3/4

7:43 pm-9:41 am

2 stops17h 58m

$1,010

DenverBuenos Aires

DEN - AEP

DENAEP

Denver Intl

Tue 2/3

12:00 pm-4:00 pm

2 stops24h 00m

Buenos Aires Jorge Newbery

Wed 2/18

3:40 pm-9:41 am

2 stops22h 01m

$1,018

Colorado SpringsBuenos Aires

COS - EZE

COSEZE

Colorado Springs

Thu 3/12

1:15 pm-1:00 am

2 stops32h 45m

Buenos Aires Ministro Pistarini

Thu 3/26

8:00 am-12:18 pm

2 stops31h 18m

$1,026

Colorado SpringsBuenos Aires

COS - EZE

COSEZE

Colorado Springs

Tue 2/17

1:22 pm-9:00 am

1 stop15h 38m

Buenos Aires Ministro Pistarini

Tue 3/3

10:25 pm-10:21 pm

2 stops27h 56m

$1,030

Colorado SpringsBuenos Aires

COS - EZE

COSEZE

Colorado Springs

Thu 1/22

7:30 am-9:20 am

1 stop21h 50m

Buenos Aires Ministro Pistarini

Mon 1/26

11:55 pm-11:26 am

1 stop15h 31m

$1,326

Colorado SpringsBuenos Aires

COS - EZE

COSEZE

Colorado Springs

Thu 1/22

9:27 am-7:20 am

2 stops17h 53m

Buenos Aires Ministro Pistarini

Mon 1/26

11:55 pm-2:34 pm

2 stops18h 39m

$1,330

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Colorado 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

Prices

Airlines

Other information

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Colorado is in October. Flight prices, which tend to average around $1,100, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Buenos Aires from Colorado during November instead. Flights to Buenos Aires in November, while not as cheap as those in October, 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 Colorado is on a Thursday. momondo users have found tickets for Thursday departures for as low as $1,181. 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 $1,418.

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 evening. Flights from Colorado to Buenos Aires during this time can be as low as $1,091. Try not to purchase tickets in the afternoon because they tend to be around $1,270. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Buenos Aires?

You are more likely to see cheaper flights to Buenos Aires from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around $1,231 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from Colorado for as low as $1,096 on momondo.

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

You could potentially save up to 29% on your flight if you consider stops on a Colorado to Buenos Aires flight.

Cheap Colorado to Buenos Aires flight deals and tips

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

Fastest flight time	13h 50m
Direct flights	None

The fastest flight from Colorado to Buenos Aires takes 13h 50m

There are no direct flights from Colorado to Buenos Aires. There are no popular flight routes from Colorado to Buenos Aires.

Search flight deals

When did momondo last update prices for flights from Colorado to Buenos Aires?
Prices for flights from Colorado to Buenos Aires are updated daily.
How many operators does momondo search for flights from Colorado to Buenos Aires?
There are 4 operators available for flights from Colorado to Buenos Aires as of December 2025.
How old do you have to be to fly from Colorado to Buenos Aires?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Colorado 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 Colorado to Buenos Aires

Compare and see reviews for airlines that fly from Colorado to Buenos Aires with momondo

Airline	Rating	Free Cancellation	Price
LATAM Airlines	PriceFrom $935	Free Cancellation	Rating 7.5 1,891 reviews	Search LATAM Airlines flights
United Airlines	PriceFrom $969	Free Cancellation	Rating 7.4 9,093 reviews	Search United Airlines flights
Delta	PriceFrom $1,025	Free Cancellation	Rating 7.9 8,008 reviews	Search Delta flights
American Airlines	PriceFrom $1,025	Free Cancellation	Rating 7.2 11,048 reviews	Search American Airlines flights

Why use momondo?

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

It is quick and easy to find Colorado 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 Colorado to Buenos Aires with flexible booking policies on momondo?

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

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

momondo helps you find the best flight between Colorado and Buenos Aires by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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