What are the cheapest airlines flying from Milwaukee to Santiago de los Caballeros round-trip?

Currently priced at $425, Delta will fly you from Milwaukee to Santiago de los Caballeros and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Spirit Airlines - these airlines can fly you to your destination from $980 and $1,305, respectively. Delta is currently priced 29% below the average price you’ll pay for this route.

What is the cheapest day to fly from Milwaukee to Santiago de los Caballeros?

Travelers seeking maximum savings on their Milwaukee to Santiago de los Caballeros flight should consider departing on Monday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 day to fly round-trip from Milwaukee to Santiago de los Caballeros?

Flights from Milwaukee to Santiago de los Caballeros are found to be more expensive on Friday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Santiago de los Caballeros.

What is the cheapest month to fly from Milwaukee to Santiago de los Caballeros?

April is one of the best times of the year to fly to Santiago de los Caballeros from Milwaukee. Prices for April average $600 per person but you can even find prices for as low as $210. The most expensive prices can be found in the month of December. Opting for a April flight can save you 90% on your journey compared to booking in December

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Milwaukee to Santiago de los Caballeros as you normally would.

How can I find direct flights from Milwaukee 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 Milwaukee to Santiago de los Caballeros.

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

Yes. Cheapflights offers flight deals from Milwaukee 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.

$425+ Flights from Milwaukee to Santiago de los Caballeros

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Cheap flight deals from Milwaukee to Santiago de los Caballeros

Round-trip from	$425 (Delta)
Popular in	December
Cheapest in	April
Average price	$767

From Milwaukee-Mitchell to Santiago de los Caballeros

Search Deals

Highest demand for flights based on searches. 18% potential increase in price ($134 potential increase over avg. RT price).

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Cheapest flight prices on average. 11% potential price decrease ($61 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

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Find flight deals from Milwaukee to Santiago de los Caballeros

Cheapest flights from Milwaukee to Santiago de los Caballeros
Explore the most affordable flight options available from Milwaukee to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Thu 11/207:00 amMKE - STI

1 stop16h 26mDelta

Mon 12/86:45 amSTI - MKE

1 stop15h 22mDelta

Deal found 7/28

$451

Mon 12/226:48 pmMKE - STI

2 stops20h 42mAmerican Airlines

Mon 12/296:30 pmSTI - MKE

2 stops19h 55mAmerican Airlines

Deal found 7/29

$980

Mon 12/221:56 pmMKE - STI

3 stops25h 10mSpirit Airlines

Mon 12/296:18 pmSTI - MKE

2 stops20h 33mSpirit Airlines

Deal found 7/29

$1,305

Fri 12/191:56 pmMKE - STI

3 stops21h 04mMultiple Airlines

Sat 1/36:18 pmSTI - MKE

2 stops20h 33mMultiple Airlines

Deal found 7/29

$1,579

Best flights from Milwaukee to Santiago de los Caballeros
Discover carefully curated flight deals from Milwaukee 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 July 30, 2025.

Tue 1/207:00 amMKE - STI

1 stop14h 54mDelta

Sat 1/316:35 amSTI - MKE

1 stop15h 37mDelta

Deal found 7/28

$425

Mon 12/226:48 pmMKE - STI

2 stops20h 42mAmerican Airlines

Mon 12/296:30 pmSTI - MKE

2 stops19h 55mAmerican Airlines

Deal found 7/29

$980

Mon 12/221:56 pmMKE - STI

3 stops25h 10mSpirit Airlines

Mon 12/296:18 pmSTI - MKE

2 stops20h 33mSpirit Airlines

Deal found 7/29

$1,305

Fri 12/191:56 pmMKE - STI

3 stops21h 04mMultiple Airlines

Sat 1/36:18 pmSTI - MKE

2 stops20h 33mMultiple Airlines

Deal found 7/29

$1,579

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

MilwaukeeSantiago de los Caballeros

MKE - STI

MKESTI

Milwaukee-Mitchell

Tue 1/20

7:00 am-11:54 pm

1 stop14h 54m

Santiago de los Caballeros

Sat 1/31

6:35 am-8:12 pm

1 stop15h 37m

$425

MilwaukeeSantiago de los Caballeros

MKE - STI

MKESTI

Milwaukee-Mitchell

Mon 12/22

6:48 pm-5:30 pm

2 stops20h 42m

Santiago de los Caballeros

Mon 12/29

6:30 pm-12:25 pm

2 stops19h 55m

$980

MilwaukeeSantiago de los Caballeros

MKE - STI

MKESTI

Milwaukee-Mitchell

Mon 12/22

1:56 pm-5:06 pm

3 stops25h 10m

Santiago de los Caballeros

Mon 12/29

6:18 pm-12:51 pm

2 stops20h 33m

$1,305

MilwaukeeSantiago de los Caballeros

MKE - STI

MKESTI

Milwaukee-Mitchell

Fri 12/19

1:56 pm-1:00 pm

3 stops21h 04m

Santiago de los Caballeros

Sat 1/3

6:18 pm-12:51 pm

2 stops20h 33m

$1,579

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Milwaukee to Santiago de los Caballeros

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

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

Currently, May is the cheapest month in which you can book a flight from Milwaukee to Santiago de los Caballeros (average of $347). Flying from Milwaukee to Santiago de los Caballeros in July is currently the most expensive (average of $603). 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.

Reviews of airlines servicing Santiago de los Caballeros

Peruse reviews from past customers who have flown with Delta, American Airlines, and Spirit Airlines from Milwaukee to Santiago de los Caballeros to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,980 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Spirit Airlines

6.3

Okay

8,048 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines flying from Milwaukee to Santiago de los Caballeros round-trip?
Currently priced at $425, Delta will fly you from Milwaukee to Santiago de los Caballeros and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Spirit Airlines - these airlines can fly you to your destination from $980 and $1,305, respectively. Delta is currently priced 29% below the average price you’ll pay for this route.
Can I find deals for flights from Milwaukee to Santiago de los Caballeros that include hotel bookings?
Yes. In addition to deals on Milwaukee to Santiago de los Caballeros flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Milwaukee 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 Milwaukee to Santiago de los Caballeros.
Can I find deals for business class flights from Milwaukee to Santiago de los Caballeros?
Yes. Cheapflights offers flight deals from Milwaukee 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 Milwaukee to Santiago de los Caballeros?
Currently, May is the cheapest month in which you can book a flight from Milwaukee to Santiago de los Caballeros (average of $347). Flying from Milwaukee to Santiago de los Caballeros in July is currently the most expensive (average of $603). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Milwaukee to Santiago de los Caballeros

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$383	Average$409	FlexibilityNo cancel fee	On-timeN/A

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$425+ Cheap flights from Milwaukee (MKE) to Santiago de los Caballeros (STI)

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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Milwaukee to Santiago de los Caballeros with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Milwaukee to Santiago de los Caballeros

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Milwaukee to Santiago de los Caballeros

Cheapest flights from Milwaukee to Santiago de los CaballerosExplore the most affordable flight options available from Milwaukee to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Explore the most affordable flight options available from Milwaukee to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Milwaukee to Santiago de los Caballeros

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

Cheapflights Insights

Everything you need to know about your flight from Milwaukee to Santiago de los Caballeros

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

Reviews of airlines servicing Santiago de los Caballeros

Related info for your journey

Find useful and relevant information for your journey from Milwaukee 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.

What are the cheapest airlines flying from Milwaukee to Santiago de los Caballeros round-trip?

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

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

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

What is the cheapest month to book a flight from Milwaukee 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 Milwaukee to Santiago de los Caballeros

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Milwaukee to Santiago de los Caballeros

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Book with Flexibility

Travel Smart

Cheapest flights from Milwaukee to Santiago de los Caballeros
Explore the most affordable flight options available from Milwaukee to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.