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Santiago de los Caballeros

$131+ Cheap flights from Raleigh (RDU) 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 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — STI
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheapflights Tip: The best prices from Raleigh-Durham to Santiago de los Caballeros are usually found in November or February, booked 89 days in advance, depart on a Tuesday or Monday and return on a Friday

Cheap flight deals from Raleigh to Santiago de los Caballeros

Cheapest flights from Raleigh to Santiago de los Caballeros
Explore the most affordable flight options available from Raleigh to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Frontier deal was found by Cheapflights users on 12/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/279:47 pmRDU - STI
1 stop12h 05mFrontier
Thu 1/112:07 pmSTI - RDU
1 stop9h 45mFrontier
Deal found 12/10$429
This JetBlue deal was found by Cheapflights users on 12/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/175:19 pmRDU - STI
1 stop7h 54mJetBlue
Sat 12/2011:36 amSTI - RDU
1 stop11h 34mJetBlue
Deal found 12/10$467
This KAYAK deal was found by Cheapflights users on 12/10. 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.
Tue 12/305:50 pmRDU - STI
1 stop7h 52mSpirit Airlines
Tue 1/63:43 amSTI - RDU
1 stop14h 12mSpirit Airlines
Deal found 12/10$485
This JetBlue deal was found by Cheapflights users on 12/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/175:19 pmRDU - STI
1 stop7h 54mJetBlue
Thu 12/2511:25 amSTI - RDU
1 stop11h 45mJetBlue
Deal found 12/10$490
This KAYAK deal was found by Cheapflights users on 12/10. 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.
Tue 12/305:50 pmRDU - STI
1 stop7h 52mSpirit Airlines
Mon 1/53:43 amSTI - RDU
1 stop14h 12mSpirit Airlines
Deal found 12/10$494
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:50 pmRDU - STI
1 stop7h 52mMultiple Airlines
Tue 1/63:43 amSTI - RDU
2 stops21h 29mMultiple Airlines
Deal found 12/10$501
This KAYAK deal was found by Cheapflights users on 12/10. 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.
Mon 12/295:50 pmRDU - STI
1 stop7h 52mSpirit Airlines
Tue 1/63:43 amSTI - RDU
1 stop14h 12mSpirit Airlines
Deal found 12/10$529
This KAYAK deal was found by Cheapflights users on 12/10. 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.
Mon 12/295:50 pmRDU - STI
1 stop7h 52mSpirit Airlines
Mon 1/53:43 amSTI - RDU
1 stop14h 12mSpirit Airlines
Deal found 12/10$538
This JetBlue deal was found by Cheapflights users on 12/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/175:19 pmRDU - STI
1 stop7h 54mJetBlue
Mon 12/2211:25 amSTI - RDU
1 stop11h 45mJetBlue
Deal found 12/10$551
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:50 pmRDU - STI
1 stop7h 52mMultiple Airlines
Mon 1/53:43 amSTI - RDU
2 stops21h 29mMultiple Airlines
Deal found 12/10$554
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:00 amRDU - STI
2 stops43h 42mMultiple Airlines
Tue 1/63:43 amSTI - RDU
1 stop14h 12mMultiple Airlines
Deal found 12/10$561

Find flight deals from Raleigh to Santiago de los Caballeros

Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$304
(American Airlines)

One-way from

$131
(Cheapflightsfares)

Popular in

December

Cheapest in

November

Average price

$690
Provider with most accurate pricing for Raleigh-Durham-Santiago de los Caballeros flight deals.
Search Deals
Provider most trusted by Cheapflights users for Raleigh-Durham-Santiago de los Caballeros flights.
Search Deals
From Raleigh-Durham to Santiago de los Caballeros
Search Deals
One-way flight from Raleigh-Durham to Santiago de los Caballeros
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Raleigh 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 December 12, 2025.
Use the filters below to find and compare flights from Raleigh to Santiago de los Caballeros that are best for you.

Fly from

Raleigh

Fly to

Santiago de los Caballeros

Route

Depart

Return

Price

RaleighSantiago de los Caballeros

RDU - STI

RDUSTI

Raleigh-Durham

Wed 1/7

6:00 am-9:46 pm

2 stops14h 46m

Santiago de los Caballeros

Wed 1/14

6:00 am-9:39 pm

1 stop16h 39m

$304

RaleighSantiago de los Caballeros

RDU - STI

RDUSTI

Raleigh-Durham

Tue 2/10

6:00 am-3:50 pm

1 stop8h 50m

Santiago de los Caballeros

Tue 2/17

8:00 am-6:48 pm

1 stop11h 48m

$314

RaleighSantiago de los Caballeros

RDU - STI

RDUSTI

Raleigh-Durham

Sun 1/25

8:30 am-8:47 pm

1 stop11h 17m

Santiago de los Caballeros

Sat 1/31

7:01 am-5:21 pm

1 stop11h 20m

$328

RaleighSantiago de los Caballeros

RDU - STI

RDUSTI

Raleigh-Durham

Sun 1/25

8:30 am-8:47 pm

1 stop11h 17m

Santiago de los Caballeros

Thu 1/29

11:47 am-6:24 pm

1 stop7h 37m

$333

RaleighSantiago de los Caballeros

RDU - STI

RDUSTI

Raleigh-Durham

Sun 1/25

3:44 pm-3:33 pm

2 stops22h 49m

Santiago de los Caballeros

Sat 1/31

4:40 pm-2:13 pm

1 stop22h 33m

$349

RaleighSantiago de los Caballeros

RDU - STI

RDUSTI

Raleigh-Durham

Fri 1/2

5:50 pm-2:42 am

1 stop7h 52m

Santiago de los Caballeros

Sun 1/11

4:40 pm-2:13 pm

1 stop22h 33m

$390

RaleighSantiago de los Caballeros

RDU - STI

RDUSTI

Raleigh-Durham

Wed 1/7

7:20 pm-3:33 pm

3 stops19h 13m

Santiago de los Caballeros

Wed 1/14

4:40 pm-6:01 pm

3 stops26h 21m

$391

RaleighSantiago de los Caballeros

RDU - STI

RDUSTI

Raleigh-Durham

Sun 1/25

7:19 pm-3:33 pm

3 stops19h 14m

Santiago de los Caballeros

Sat 1/31

4:40 pm-6:01 pm

3 stops26h 21m

$405

RaleighSantiago de los Caballeros

RDU - STI

RDUSTI

Raleigh-Durham

Tue 12/30

5:50 pm-2:42 am

1 stop7h 52m

$131

RaleighSantiago de los Caballeros

RDU - STI

RDUSTI

Raleigh-Durham

Thu 2/5

7:05 am-12:50 am

1 stop16h 45m

$147

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 16 results
1
2

Compare providers for flights from Raleigh to Santiago de los Caballeros

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Raleigh to Santiago de los Caballeros in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Raleigh-Santiago de los Caballeros flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Raleigh-Santiago de los Caballeros flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Raleigh-Santiago de los Caballeros flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Raleigh-Santiago de los Caballeros flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Raleigh-Santiago de los Caballeros flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How far ahead should I book a flight from Raleigh to Santiago de los Caballeros?

Use this chart to determine the optimal time to book a round-trip flight from Raleigh to Santiago de los Caballeros. Price data was last updated on December 5, 2025.

Booking 89 days in advance of your planned departure date is, on average, the best time to get cheap flights from Raleigh to Santiago de los Caballeros. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, October is the cheapest month in which you can book a flight from Raleigh to Santiago de los Caballeros (average of $146). Flying from Raleigh to Santiago de los Caballeros in March is currently the most expensive (average of $381). 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.

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

Find hourly flight availability from Raleigh to Santiago de los Caballeros. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Raleigh to Santiago de los Caballeros in the evening. If you’re flexible enough to do this you can expect to save up to 29% on your trip compared to booking a flight in the morning.

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 December 12, 2025.
Read through reviews of airlines operating flights from Raleigh to Santiago de los Caballeros, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

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
8,007 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

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.
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

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
11,050 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

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.
JetBlue
7.2
Good
2,899 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

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 Raleigh 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.

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

    There are many flights that can get you from Raleigh to Santiago de los Caballeros in 11h 17m. Fly via American Airlines or JetBlue to get the fastest option. Raleigh and Santiago de los Caballeros are separated by a distance of 1241 mi. This flight may include one or multiple stops.

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

    According to our current data, Delta ($180), United Airlines ($299), and JetBlue ($349) offers the cheapest pricing from Raleigh to Santiago de los Caballeros. You may be able to fly from Raleigh to Santiago de los Caballeros for 66% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Raleigh to Santiago de los Caballeros one-way?

    $188 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $199 and $204, respectively.

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Raleigh to Santiago de los Caballeros (average of $146). Flying from Raleigh to Santiago de los Caballeros in March is currently the most expensive (average of $381). 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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Alternative routes for Raleigh to Santiago de los Caballeros

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Raleigh to Santiago de los Caballeros

Discover the top 4 airlines that operate flights from Raleigh 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$180Average$432FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$299Average$607FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$349Average$500FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$394Average$637FlexibilityNo cancel feeOn-time71%

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