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Santiago de los Caballeros

$175+ Cheap flights from Phoenix 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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — STI
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
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Cheap flight deals from Phoenix to Santiago de los Caballeros

Cheapest flights from Phoenix to Santiago de los Caballeros
Explore the most affordable flight options available from Phoenix to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.

This American Airlines deal was found by Cheapflights users on 2/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/255:00 am
PHX
-
STI
2 stops12h 29m
American Airlines
Fri 4/31:30 pm
STI
-
PHX
1 stop9h 25m
American Airlines
Deal found 2/9$394
This KAYAK deal was found by Cheapflights users on 2/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/810:00 pm
PHX
-
STI
1 stop7h 03m
JetBlue
Mon 4/138:30 am
STI
-
PHX
1 stop17h 30m
JetBlue
Deal found 2/10$400
This Delta deal was found by Cheapflights users on 2/9. 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.
Mon 3/3011:05 pm
PHX
-
STI
2 stops17h 10m
Delta
Tue 4/76:00 am
STI
-
PHX
2 stops19h 49m
Delta
Deal found 2/9$403
This American Airlines deal was found by Cheapflights users on 2/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/309:55 pm
PHX
-
STI
1 stop11h 35m
American Airlines
Wed 4/11:30 pm
STI
-
PHX
1 stop10h 57m
American Airlines
Deal found 2/9$419
This American Airlines deal was found by Cheapflights users on 2/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/309:55 pm
PHX
-
STI
1 stop11h 35m
American Airlines
Fri 4/31:30 pm
STI
-
PHX
1 stop10h 57m
American Airlines
Deal found 2/9$451

Find flight deals from Phoenix to Santiago de los Caballeros

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to Santiago de los Caballeros (STI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 12, 2026.

Round-trip from

$394
(American Airlines)

One-way from

$175
(Kiwi.com)

Popular in

April

Cheapest in

January

Average price

$630
From Phoenix to Santiago de los Caballeros
Search Deals
One-way flight from Phoenix to Santiago de los Caballeros
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Highest demand for flights based on searches. 10% potential increase in price ($70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in February 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Phoenix to Santiago de los Caballeros 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 February 12, 2026.
Use the filters below to find and compare flights from Phoenix to Santiago de los Caballeros that are best for you.

Fly from

Phoenix

Fly to

Santiago de los Caballeros

Route

Depart

Return

Price

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Wed 4/8

10:00 pm-8:03 am

1 stop7h 03m

Santiago de los Caballeros

Mon 4/13

8:30 am-11:00 pm

1 stop17h 30m

$400

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Mon 3/30

11:05 pm-7:15 pm

2 stops17h 10m

Santiago de los Caballeros

Tue 4/7

6:00 am-10:49 pm

2 stops19h 49m

$403

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Mon 3/30

11:55 pm-7:15 pm

2 stops16h 20m

Santiago de los Caballeros

Wed 4/8

6:00 am-10:49 pm

2 stops19h 49m

$403

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Wed 3/25

5:00 am-8:29 pm

2 stops12h 29m

Santiago de los Caballeros

Fri 4/3

1:30 pm-9:27 pm

1 stop10h 57m

$409

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Wed 4/1

4:35 pm-12:30 pm

1 stop16h 55m

Santiago de los Caballeros

Fri 4/3

1:30 pm-9:10 am

2 stops22h 40m

$455

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Sat 3/28

4:22 pm-12:30 pm

2 stops17h 08m

Santiago de los Caballeros

Wed 4/1

1:30 pm-9:27 pm

1 stop10h 57m

$455

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Tue 3/31

6:10 am-7:15 pm

1 stop10h 05m

Santiago de los Caballeros

Wed 4/8

6:00 am-10:49 pm

2 stops19h 49m

$472

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Mon 3/30

10:30 pm-7:15 pm

2 stops17h 45m

Santiago de los Caballeros

Mon 4/6

6:00 am-11:59 pm

1 stop20h 59m

$472

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Mon 3/23

6:26 pm-2:35 pm

2 stops17h 09m

$175

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Tue 3/24

10:24 am-2:35 pm

2 stops25h 11m

$176

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

Showing 1-10 of 15 results
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Best time to book a flight from Phoenix to Santiago de los Caballeros

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

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

Currently, January is the cheapest month in which you can book a flight from Phoenix to Santiago de los Caballeros (average of $283). Flying from Phoenix to Santiago de los Caballeros in April is currently the most expensive (average of $562). 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

Get insights into the airlines that provide service to Santiago de los Caballeros. 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 Santiago de los Caballeros. Reviews last updated February 12, 2026.
Read through reviews of airlines operating flights from Phoenix to Santiago de los Caballeros, such as Delta and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,191 reviews

Food

7.2

Overall

7.9

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,191 reviews
Delta
7.9
Good
8,191 reviews

Food

7.2

Overall

7.9

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,277 reviews
Delta
7.9
Good
8,191 reviews

Food

7.2

Overall

7.9

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Phoenix 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 airport do you fly into for flights to Santiago de los Caballeros from Phoenix?

    If you book a flight to Santiago de los Caballeros from Phoenix, you will be flying to Santiago, which is the city’s only airport. Santiago de los Caballeros (STI) is located 6.8 mi from the center of Santiago de los Caballeros. There are 0 flights from Phoenix to Santiago per day from 2 different airlines.

  • How long is the flight from Phoenix to Santiago de los Caballeros?

    Departing from Phoenix to Santiago de los Caballeros will take you 7h 03m. Airlines will cover a distance of 2715 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Flying on Delta is currently your cheapest option to Santiago de los Caballeros, with prices starting at $403. Another option worth looking into is American Airlines, starting at $448 round trip. These flights start at 36% lower than the current average price 3 months from now.

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

    Yes. In addition to deals on Phoenix to Santiago de los Caballeros flights, Cheapflights offers vacation packages that include both flights and hotel.

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

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

    Yes. Cheapflights offers flight deals from Phoenix 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 Phoenix to Santiago de los Caballeros?

    Currently, January is the cheapest month in which you can book a flight from Phoenix to Santiago de los Caballeros (average of $283). Flying from Phoenix to Santiago de los Caballeros in April is currently the most expensive (average of $562). 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

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Top 2 airlines flying from Phoenix to Santiago de los Caballeros

Discover the top 2 airlines that operate flights from Phoenix to Santiago de los Caballeros. 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 February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$403Average$714FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$448Average$633FlexibilityNo cancel feeOn-time71%

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