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Santiago de los Caballeros

$134+ Cheap flights from Riverside, CA 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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — STI
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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Cheap flight deals from Riverside to Santiago de los Caballeros

Cheapest flights from Riverside to Santiago de los Caballeros
Explore the most affordable flight options available from Riverside to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Wed 12/3111:43 pmLAX - STI
1 stop22h 59mSpirit Airlines
Mon 1/53:43 amSTI - LAX
2 stops22h 55mSpirit Airlines
Deal found 12/16$599
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Wed 12/3111:43 pmLAX - STI
1 stop22h 59mSpirit Airlines
Tue 1/63:43 amSTI - LAX
2 stops31h 32mSpirit Airlines
Deal found 12/16$651
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Wed 12/3111:43 pmLAX - STI
1 stop22h 59mSpirit Airlines
Thu 1/84:40 pmSTI - LAX
2 stops18h 35mSpirit Airlines
Deal found 12/16$654
This KAYAK deal was found by Cheapflights users on 12/14. 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 12/306:00 amLAX - STI
2 stops16h 42mSpirit Airlines
Mon 1/124:40 pmSTI - LAX
1 stop10h 16mSpirit Airlines
Deal found 12/14$696
This American Airlines deal was found by Cheapflights users on 12/15. 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.
Thu 12/187:00 amLAX - STI
1 stop10h 04mAmerican Airlines
Mon 12/226:17 pmSTI - LAX
1 stop10h 37mAmerican Airlines
Deal found 12/15$702
This American Airlines deal was found by Cheapflights users on 12/16. 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.
Fri 12/261:32 pmLAX - STI
1 stop20h 52mAmerican Airlines
Thu 1/16:00 amSTI - LAX
2 stops13h 17mAmerican Airlines
Deal found 12/16$703
This American Airlines deal was found by Cheapflights users on 12/16. 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.
Sat 12/2710:59 pmLAX - STI
1 stop18h 05mAmerican Airlines
Wed 1/74:33 pmSTI - LAX
1 stop20h 32mAmerican Airlines
Deal found 12/16$728
This JetBlue deal was found by Cheapflights users on 12/14. 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 12/319:00 pmLAX - STI
1 stop9h 15mJetBlue
Fri 1/92:06 pmSTI - LAX
1 stop13h 53mJetBlue
Deal found 12/14$742
This KAYAK deal was found by Cheapflights users on 12/15. 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 12/306:00 amLAX - STI
2 stops16h 42mSpirit Airlines
Tue 1/63:43 amSTI - LAX
2 stops22h 55mSpirit Airlines
Deal found 12/15$744

Find flight deals from Riverside to Santiago de los Caballeros

Keep the following information in mind while searching for Riverside to Santiago de los Caballeros flight deals. Data was last updated December 16, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$341
(Priceline)

One-way from

$134
(Priceline)

Popular in

December

Cheapest in

May

Average price

$809
Provider with most accurate pricing for Los Angeles-Santiago de los Caballeros flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Santiago de los Caballeros flights.
Search Deals
From Riverside to Santiago de los Caballeros
Search Deals
One-way flight from Riverside to Santiago de los Caballeros
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 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 Riverside 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 16, 2025.
Use the filters below to find and compare flights from Riverside to Santiago de los Caballeros that are best for you.

Fly from

Riverside

Fly to

Santiago de los Caballeros

Route

Depart

Return

Price

Los AngelesSantiago de los Caballeros

LAX - STI

LAXSTI

Los Angeles

Fri 1/23

7:07 pm-3:33 pm

2 stops16h 26m

Santiago de los Caballeros

Fri 2/6

4:40 pm-10:56 pm

1 stop10h 16m

$341

Los AngelesSantiago de los Caballeros

LAX - STI

LAXSTI

Los Angeles

Sun 1/18

11:59 pm-3:33 pm

1 stop11h 34m

Santiago de los Caballeros

Mon 1/26

4:40 pm-10:56 pm

1 stop10h 16m

$381

Los AngelesSantiago de los Caballeros

LAX - STI

LAXSTI

Los Angeles

Sat 2/7

7:07 pm-3:33 pm

2 stops16h 26m

Santiago de los Caballeros

Sat 2/14

4:40 pm-8:15 am

2 stops19h 35m

$397

Los AngelesSantiago de los Caballeros

LAX - STI

LAXSTI

Los Angeles

Fri 2/13

10:55 am-1:32 am

1 stop10h 37m

Santiago de los Caballeros

Thu 2/19

10:11 am-12:08 pm

1 stop29h 57m

$416

Los AngelesSantiago de los Caballeros

LAX - STI

LAXSTI

Los Angeles

Wed 3/4

6:20 am-8:34 pm

1 stop10h 14m

Santiago de los Caballeros

Tue 3/10

6:00 am-11:07 pm

1 stop20h 07m

$418

Los AngelesSantiago de los Caballeros

LAX - STI

LAXSTI

Los Angeles

Mon 5/11

8:25 am-10:52 pm

1 stop11h 27m

Santiago de los Caballeros

Tue 5/19

6:00 am-2:56 pm

1 stop11h 56m

$418

Los AngelesSantiago de los Caballeros

LAX - STI

LAXSTI

Los Angeles

Mon 5/11

4:20 pm-10:00 am

1 stop14h 40m

Santiago de los Caballeros

Sun 5/17

3:20 am-12:00 pm

1 stop11h 40m

$418

Los AngelesSantiago de los Caballeros

LAX - STI

LAXSTI

Los Angeles

Wed 3/4

6:00 am-10:05 pm

1 stop12h 05m

Santiago de los Caballeros

Tue 3/10

7:00 am-6:14 pm

2 stops14h 14m

$422

Los AngelesSantiago de los Caballeros

LAX - STI

LAXSTI

Los Angeles

Tue 2/24

7:45 pm-3:35 pm

2 stops15h 50m

$134

Los AngelesSantiago de los Caballeros

LAX - STI

LAXSTI

Los Angeles

Thu 1/29

11:59 pm-3:33 pm

1 stop11h 34m

$173

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 18 results
1
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Best time to book a flight from Riverside to Santiago de los Caballeros

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

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

Currently, May is the cheapest month in which you can book a flight from Riverside to Santiago de los Caballeros (average of $270). Flying from Riverside to Santiago de los Caballeros in July is currently the most expensive (average of $490). 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 R1V to STI?

Find hourly flight availability from Riverside 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 16, 2025.

A simple way to save on the total cost of your ticket is to fly from Riverside to Santiago de los Caballeros at noon. If you’re flexible enough to do this you can expect to save up to 40% 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 16, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Riverside 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
7.9
Good
8,010 reviews

Comfort

7.9

Food

7.3

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,010 reviews
Delta
7.9
Good
8,010 reviews

Comfort

7.9

Food

7.3

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
9,094 reviews
Delta
7.9
Good
8,010 reviews

Comfort

7.9

Food

7.3

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
11,047 reviews
Delta
7.9
Good
8,010 reviews

Comfort

7.9

Food

7.3

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
JetBlue
7.2
Good
2,894 reviews
Delta
7.9
Good
8,010 reviews

Comfort

7.9

Food

7.3

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Riverside 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 Riverside?

    Santiago de los Caballeros (STI), located 6.8 mi from the city center, is the airport you fly into when you book flights from Riverside to Santiago de los Caballeros. 4 airlines have flights to Santiago from Riverside on a regular basis. Booking flights from Riverside to Santiago de los Caballeros should not be difficult; the airport handles an average of 0 inbound flights from Riverside per day.

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

    Spirit Airlines can get you from Riverside to Santiago de los Caballeros in just under 16h 26m. Your travel time can differ by up to . The distance between Riverside and Santiago de los Caballeros is about 3085 mi.

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

    One-way options have recently been found by users for as low as $214 on American Airlines. Other airlines that offer cheap prices include JetBlue from $229 and Delta from $260 one-way.

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Riverside to Santiago de los Caballeros (average of $270). Flying from Riverside to Santiago de los Caballeros in July is currently the most expensive (average of $490). 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 4 airlines flying from Riverside to Santiago de los Caballeros

Discover the top 4 airlines that operate flights from Riverside 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 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$417Average$594FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$451Average$682FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$451Average$674FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$492Average$644FlexibilityNo cancel feeOn-time69%

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