How long is the flight from Billings to South America?

Airlines like United Airlines fly from Billings to South America in about 28h 37m. The time it takes to get you to your destination can typically vary by up to . The distance from Billings to South America is about 3663 mi.

In terms of precipitation, rainfall in South America ranges from 2.0 - 7.9 inches per month. October is typically the wettest month, when rainfall can reach 7.9 in. January is typically the driest time to visit South America when rainfall is around 2.0 in.

If weather is an important factor for your trip to South America, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of October, when temperatures are typically at their lowest (around 69.8 F).

What is the cheapest time of day to fly from BIL to SA?

When flying from Billings to South America, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Billings to South America?

Located just 2.7 mi from the city center, Billings Logan Intl (BIL) is the airport most travelers will use when flying to South America from Billings.

Can I find deals for flights from Billings to South America that include hotel bookings?

Yes. In addition to deals on Billings to South America flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Billings to South America?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Billings to South America.

Can I find deals for business class flights from Billings to South America?

Yes. Cheapflights offers flight deals from Billings to South America by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$728+ Flights from Billings to South America

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Cheap flight deals from Billings to South America

Cheapest flights from Billings to South America
Explore the most affordable flight options available from Billings to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

Sun 3/15:53 pm

BIL

UIO

2 stops28h 37m

United Airlines

Tue 3/31:35 am

UIO

BIL

2 stops45h 32m

United Airlines

Deal found 1/26

$728

Wed 10/287:00 am

BIL

EZE

2 stops20h 20m

United Airlines

Sun 11/111:55 pm

EZE

BIL

2 stops26h 46m

United Airlines

Deal found 1/26

$1,491

Thu 7/165:00 am

BIL

EZE

2 stops24h 00m

United Airlines

Sat 7/259:00 pm

EZE

BIL

2 stops23h 19m

United Airlines

Deal found 1/26

$5,571

Thu 7/165:51 pm

BIL

EZE

3 stops41h 39m

Multiple Airlines

Sat 7/254:35 pm

EZE

BIL

3 stops25h 41m

Multiple Airlines

Deal found 1/27

$7,191

Best flights from Billings to South America
Discover carefully curated flight deals from Billings to South America that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 27, 2026.

Sun 3/15:53 pm

BIL

UIO

2 stops28h 37m

United Airlines

Tue 3/31:35 am

UIO

BIL

2 stops34h 18m

United Airlines

Deal found 1/24

$728

Thu 7/165:51 pm

BIL

EZE

3 stops41h 39m

Multiple Airlines

Sat 7/254:35 pm

EZE

BIL

3 stops25h 41m

Multiple Airlines

Deal found 1/27

$7,191

Thu 7/167:00 am

BIL

EZE

2 stops22h 00m

United Airlines

Sat 7/259:00 pm

EZE

BIL

2 stops26h 51m

United Airlines

Deal found 1/25

$5,571

Find flight deals from Billings to South America

Round-trip from	$728 (United Airlines)

From Billings Logan Intl to South America

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Use the filters below to find and compare flights from Billings to South America that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BillingsQuito

BIL - UIO

BILUIO

Billings Logan Intl

Sun 3/1

5:53 pm-12:30 am

2 stops28h 37m

Quito Mariscal Sucr

Tue 3/3

1:35 am-9:53 am

2 stops34h 18m

$728

BillingsBuenos Aires

BIL - EZE

BILEZE

Billings Logan Intl

Thu 7/16

7:00 am-8:00 am

2 stops22h 00m

Buenos Aires Ministro Pistarini

Sat 7/25

9:00 pm-8:51 pm

2 stops26h 51m

$5,571

BillingsBuenos Aires

BIL - EZE

BILEZE

Billings Logan Intl

Thu 7/16

5:51 pm-2:30 pm

3 stops41h 39m

Buenos Aires Ministro Pistarini

Sat 7/25

4:35 pm-3:16 pm

3 stops25h 41m

$7,191

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Best time to book a flight from Billings to South America

Have a flexible travel schedule? Discover the best time to fly to South America from Billings with our price prediction graph.

Estimated round-trip price

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Everything you need to know about your flight from Billings to South America

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Related info for your journey

What airport do you fly from for flights from Billings to South America?
Located just 2.7 mi from the city center, Billings Logan Intl (BIL) is the airport most travelers will use when flying to South America from Billings.
How long is the flight from Billings to South America?
Airlines like United Airlines fly from Billings to South America in about 28h 37m. The time it takes to get you to your destination can typically vary by up to . The distance from Billings to South America is about 3663 mi.
Can I find deals for flights from Billings to South America that include hotel bookings?
Yes. In addition to deals on Billings to South America flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Billings to South America?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Billings to South America.
Can I find deals for business class flights from Billings to South America?
Yes. Cheapflights offers flight deals from Billings to South America by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$728+ Cheap flights from Billings (BIL) to South America

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/1. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Billings to South America with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Billings to South America

Cheapest flights from Billings to South AmericaExplore the most affordable flight options available from Billings to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

Explore the most affordable flight options available from Billings to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

Find flight deals from Billings to South America

Keep the following information in mind while searching for Billings to South America flight deals. Data was last updated January 27, 2026.

Round-trip from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Billings to South America that are best for you.

Best time to book a flight from Billings to South America

Have a flexible travel schedule? Discover the best time to fly to South America from Billings with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Billings to South America

Related info for your journey

Find useful and relevant information for your journey from Billings to South America. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Billings to South America?

How long is the flight from Billings to South America?

Can I find deals for flights from Billings to South America that include hotel bookings?

How can I find direct flights from Billings to South America?

Can I find deals for business class flights from Billings to South America?

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Cheapest flights from Billings to South America
Explore the most affordable flight options available from Billings to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.