What is the cheapest month to book a flight from Sioux Falls to Santiago de los Caballeros?

Currently, May is the cheapest month in which you can book a flight from Sioux Falls to Santiago de los Caballeros (average of $347). Flying from Sioux Falls to Santiago de los Caballeros in July is currently the most expensive (average of $601). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

In terms of precipitation, rainfall in Santiago de los Caballeros ranges from 3.0 - 11.6 inches per month. December is typically the wettest month, when rainfall can reach 11.6 in. July is typically the driest time to visit Santiago de los Caballeros when rainfall is around 3.0 in.

If weather is an important factor for your trip to Santiago de los Caballeros, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 73.4 F).

What is the cheapest time of day to fly from FSD to STI?

When flying from Sioux Falls to Santiago de los Caballeros, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How can I find direct flights from Sioux Falls to Santiago de los Caballeros?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sioux Falls to Santiago de los Caballeros.

Can I find deals for business class flights from Sioux Falls to Santiago de los Caballeros?

Yes. Cheapflights offers flight deals from Sioux Falls to Santiago de los Caballeros by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$285+ Flights from Sioux Falls to Santiago de los Caballeros

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Cheap flight deals from Sioux Falls to Santiago de los Caballeros

Round-trip from	$582 (Delta)
One-way from	$285 (Kiwi.com)

From Sioux Falls Joe Foss Field to Santiago de los Caballeros

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One-way flight from Sioux Falls Joe Foss Field to Santiago de los Caballeros

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Cheapest flights from Sioux Falls to Santiago de los Caballeros
Explore the most affordable flight options available from Sioux Falls to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 14, 2025.

lun. 11/105:15 amFSD - STI

2 stops18h 11mDelta

vie. 11/149:59 pmSTI - FSD

2 stops26h 12mDelta

Deal found 8/13

$582

Best flights from Sioux Falls to Santiago de los Caballeros
Discover carefully curated flight deals from Sioux Falls to Santiago de los Caballeros that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated agosto 14, 2025.

lun. 11/105:15 amFSD - STI

2 stops13h 19mDelta

vie. 11/149:59 pmSTI - FSD

2 stops16h 32mDelta

Deal found 8/12

$582

One-way flights from Sioux Falls to Santiago de los Caballeros
Search for one-way flight options from Sioux Falls to Santiago de los Caballeros. Find affordable one-way fares based on user searches. Data last updated agosto 14, 2025.

mié. 9/102:38 pmFSD - STI

2 stops43h 25mMultiple Airlines

Deal found 8/12

$285

sáb. 9/135:00 amFSD - STI

2 stops18h 34mDelta

Deal found 8/12

$286

Cheapflights Fare Finder

Use the filters below to find and compare flights from Sioux Falls to Santiago de los Caballeros that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Sioux FallsSantiago de los Caballeros

FSD - STI

FSDSTI

Sioux Falls Joe Foss Field

lun. 11/10

5:15 am-8:34 pm

2 stops13h 19m

Santiago de los Caballeros

vie. 11/14

9:59 pm-12:31 pm

2 stops16h 32m

$582

Sioux FallsSantiago de los Caballeros

FSD - STI

FSDSTI

Sioux Falls Joe Foss Field

mié. 9/10

2:38 pm-11:03 am

2 stops43h 25m

$285

Sioux FallsSantiago de los Caballeros

FSD - STI

FSDSTI

Sioux Falls Joe Foss Field

sáb. 9/13

5:00 am-12:34 am

2 stops18h 34m

$286

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Best time to book a flight from Sioux Falls to Santiago de los Caballeros

Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Sioux 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.

Related info for your journey

Can I find deals for flights from Sioux Falls to Santiago de los Caballeros that include hotel bookings?
Yes. In addition to deals on Sioux Falls to Santiago de los Caballeros flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Sioux Falls to Santiago de los Caballeros?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sioux Falls to Santiago de los Caballeros.
Can I find deals for business class flights from Sioux Falls to Santiago de los Caballeros?
Yes. Cheapflights offers flight deals from Sioux Falls to Santiago de los Caballeros by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Sioux Falls to Santiago de los Caballeros?
Currently, May is the cheapest month in which you can book a flight from Sioux Falls to Santiago de los Caballeros (average of $347). Flying from Sioux Falls to Santiago de los Caballeros in July is currently the most expensive (average of $601). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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$285+ Cheap flights from Sioux Falls (FSD) to Santiago de los Caballeros (STI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Sioux Falls to Santiago de los Caballeros with Cheapflights

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Cheap flight deals from Sioux Falls to Santiago de los Caballeros

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Find flight deals from Sioux Falls to Santiago de los Caballeros

Cheapest flights from Sioux Falls to Santiago de los CaballerosExplore the most affordable flight options available from Sioux Falls to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 14, 2025.

Explore the most affordable flight options available from Sioux Falls to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 14, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Sioux Falls to Santiago de los Caballeros that are best for you.

Best time to book a flight from Sioux Falls to Santiago de los Caballeros

Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Sioux Falls with our price prediction graph.

Related info for your journey

Find useful and relevant information for your journey from Sioux Falls to Santiago de los Caballeros. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Sioux Falls to Santiago de los Caballeros that include hotel bookings?

How can I find direct flights from Sioux Falls to Santiago de los Caballeros?

Can I find deals for business class flights from Sioux Falls to Santiago de los Caballeros?

What is the cheapest month to book a flight from Sioux Falls to Santiago de los Caballeros?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Sioux Falls to Santiago de los Caballeros

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Cheapest flights from Sioux Falls to Santiago de los Caballeros
Explore the most affordable flight options available from Sioux Falls to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 14, 2025.