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South America

$829+ Cheap flights from Great Falls (GTF) 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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — BOG
nov 28 — dez 51
sex 11/28
sex 12/5
1 adult, Economy
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Find flight deals from Great Falls to South America

Cheapest flights from Great Falls to South America
Explore the most affordable flight options available from Great Falls to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on outubro 29, 2025.

This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 12/66:10 pmGTF - LIM
1 stop12h 40mDelta
qua 12/1012:05 pmLIM - GTF
1 stop12h 25mDelta
Deal found 10/27$1,111
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 12/56:10 pmGTF - CUZ
2 stops28h 35mDelta
ter 12/99:50 pmCUZ - GTF
2 stops26h 40mDelta
Deal found 10/27$1,334
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 12/46:10 pmGTF - EZE
2 stops40h 45mDelta
seg 12/88:00 amEZE - GTF
2 stops18h 30mDelta
Deal found 10/28$1,466
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 12/262:35 pmGTF - LIM
2 stops55h 20mUnited Airlines
sáb 1/31:50 amLIM - GTF
2 stops46h 56mUnited Airlines
Deal found 10/27$1,679
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 12/266:18 pmGTF - LIM
1 stop12h 32mDelta
dom 1/412:05 pmLIM - GTF
1 stop12h 42mDelta
Deal found 10/28$2,376

Cheap flight deals from Great Falls to South America

Keep the following information in mind while searching for Great Falls to South America flight deals. Data was last updated outubro 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$829
(Delta)
Provider with most accurate pricing for Great Falls-Sao Paulo (SAO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Great Falls-Sao Paulo (SAO) flights.
Search Deals
From Great Falls to South America
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Great Falls to South America 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, Cheapflights users made 2,558,603 searches. Data last updated outubro 29, 2025.
Use the filters below to find and compare flights from Great Falls to South America that are best for you.

Fly from

Great Falls

Fly to

South America

Route

Depart

Return

Price

Great FallsLima

GTF - LIM

GTFLIM

Great Falls

seg 3/9

6:15 pm-10:40 pm

2 stops27h 25m

Lima J Chavez Intl

ter 3/17

12:50 am-10:53 pm

2 stops23h 03m

$829

Great FallsLima

GTF - LIM

GTFLIM

Great Falls

seg 3/9

6:15 am-11:40 pm

2 stops40h 25m

Lima J Chavez Intl

ter 3/17

1:30 am-9:33 pm

2 stops21h 03m

$843

Great FallsLima

GTF - LIM

GTFLIM

Great Falls

sáb 12/6

6:10 pm-8:50 am

1 stop12h 40m

Lima J Chavez Intl

qua 12/10

12:05 pm-10:30 pm

1 stop12h 25m

$1,111

Great FallsCusco

GTF - CUZ

GTFCUZ

Great Falls

sex 12/5

1:12 pm-9:25 am

2 stops42h 13m

Cusco Velazco Astete

ter 12/9

7:50 pm-10:30 pm

2 stops28h 40m

$1,334

Great FallsBuenos Aires

GTF - EZE

GTFEZE

Great Falls

sex 1/16

2:29 pm-7:20 am

2 stops36h 51m

Buenos Aires Ministro Pistarini

sex 2/6

5:55 am-9:53 pm

3 stops43h 58m

$1,367

Great FallsBuenos Aires

GTF - EZE

GTFEZE

Great Falls

ter 1/20

5:30 am-10:15 am

2 stops24h 45m

Buenos Aires Ministro Pistarini

dom 2/8

8:55 pm-10:31 pm

2 stops29h 36m

$1,440

Great FallsBuenos Aires

GTF - EZE

GTFEZE

Great Falls

qui 12/4

6:10 pm-6:05 am

2 stops31h 55m

Buenos Aires Ministro Pistarini

seg 12/8

8:00 am-10:30 pm

2 stops18h 30m

$1,466

Great FallsBuenos Aires

GTF - EZE

GTFEZE

Great Falls

sex 1/16

6:10 pm-7:20 am

2 stops33h 10m

Buenos Aires Ministro Pistarini

sex 2/6

8:55 pm-12:33 pm

2 stops19h 38m

$1,470

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Best time to book a flight from Great Falls to South America

Have a flexible travel schedule? Discover the best time to fly to South America from Great Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Great Falls to South America
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing South America

Get insights into the airlines that provide service to South America. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South America. Reviews last updated outubro 29, 2025.
Read reviews from past customers who have flown Delta from Great Falls to South America. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,992 reviews

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,992 reviews
Delta
7.9
Good
7,992 reviews

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Great Falls 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 Great Falls to South America?

    If you book a flight to South America from Great Falls, you will be flying from Great Falls, which is the city’s only airport. Great Falls (GTF) is located 3.5 mi from the center of Great Falls.

  • How long is the flight from Great Falls to South America?

    Delta and United Airlines can get you from Great Falls to South America in just under 27h 25m. Your travel time can differ by up to 13h. The distance between Great Falls and South America is about 4617 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Great Falls to South America?

    The most popular flight routes from Great Falls to South America are Great Falls - Buenos Aires Ministro Pistarini, Great Falls - Lima J Chavez Intl and Great Falls - Cusco Velazco Astete.

  • Can I find deals for flights from Great Falls to South America that include hotel bookings?

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

  • How can I find direct flights from Great Falls to South America?

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

  • Can I find deals for business class flights from Great Falls to South America?

    Yes. Cheapflights offers flight deals from Great Falls 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.

See more FAQs

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Top airline flying from Great Falls to South America

Discover the top airline that operate flights from Great Falls to South America. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated outubro 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$735Average$829FlexibilityNo cancel feeOn-timeN/A

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