$493+ Cheap flights from Irvine, CA 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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Irvine to Santiago de los Caballeros with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Irvine to Santiago de los Caballeros are usually found in April or September, booked 22 days in advance, depart on a Wednesday or Tuesday and return on a Monday
Cheap flight deals from Irvine to Santiago de los Caballeros
Keep the following information in mind while searching for Irvine to Santiago de los Caballeros flight deals. Data was last updated abril 4, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $493 (Delta) |
Popular in | December |
Cheapest in | April |
Average price | $435 |
Find flight deals from Irvine to Santiago de los Caballeros
Cheapest flights from Irvine to Santiago de los CaballerosExplore the most affordable flight options available from Irvine to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 4, 2025.
Explore the most affordable flight options available from Irvine to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 4, 2025.
This Delta deal was found by Cheapflights users on 4/3. 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.
This American Airlines deal was found by Cheapflights users on 4/4. 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.
This JetBlue deal was found by Cheapflights users on 4/3. 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.
This FlightHub deal was found by Cheapflights users on 4/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Priceline deal was found by Cheapflights users on 4/4. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 4/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Mytrip deal was found by Cheapflights users on 4/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cheapflights Fare Finder
Customize your flight search to find flights from Irvine 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 abril 4, 2025.
Use the filters below to find and compare flights from Irvine to Santiago de los Caballeros that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Los AngelesSantiago de los Caballeros
LAX - STI
LAXSTI
Los Angeles
vie. 4/25
7:00 am-12:27 am
1 stop14h 27m
Santiago de los Caballeros
sáb. 5/10
6:11 am-3:07 pm
1 stop11h 56m
Los AngelesSantiago de los Caballeros
LAX - STI
LAXSTI
Los Angeles
mar. 6/24
3:20 pm-12:29 pm
1 stop18h 09m
Santiago de los Caballeros
mar. 7/22
7:04 am-7:40 pm
2 stops15h 36m
Los AngelesSantiago de los Caballeros
LAX - STI
LAXSTI
Los Angeles
sáb. 5/3
1:20 pm-2:53 am
1 stop10h 33m
Santiago de los Caballeros
vie. 5/9
3:35 am-12:10 pm
1 stop11h 35m
Los AngelesSantiago de los Caballeros
LAX - STI
LAXSTI
Los Angeles
lun. 9/1
1:58 pm-11:24 am
2 stops18h 26m
Santiago de los Caballeros
sáb. 9/6
12:19 pm-7:06 am
2 stops21h 47m
Los AngelesSantiago de los Caballeros
LAX - STI
LAXSTI
Los Angeles
mar. 4/22
12:30 pm-1:46 am
1 stop10h 16m
Santiago de los Caballeros
sáb. 4/26
6:00 am-5:13 pm
1 stop14h 13m
Los AngelesSantiago de los Caballeros
LAX - STI
LAXSTI
Los Angeles
sáb. 5/3
10:23 am-2:46 pm
2 stops25h 23m
Santiago de los Caballeros
sáb. 5/10
1:30 pm-1:28 pm
3 stops26h 58m
Best time to book a flight from Irvine to Santiago de los Caballeros
Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Irvine with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Irvine to Santiago de los Caballeros
How far ahead should I book a flight from Irvine to Santiago de los Caballeros?
Use this chart to determine the optimal time to book a round-trip flight from Irvine to Santiago de los Caballeros. Price data was last updated on March 28, 2025.
The price you pay for your flight from Irvine to Santiago de los Caballeros may vary depending on when you book. For the best chance of a lower fare, look to book 22 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Irvine to Santiago de los Caballeros?
Currently, May is the cheapest month in which you can book a flight from Irvine to Santiago de los Caballeros (average of $347). Flying from Irvine to Santiago de los Caballeros in July is currently the most expensive (average of $631). 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 IR9 to STI?
Find hourly flight availability from Irvine 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 abril 4, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Irvine to Santiago de los Caballeros as you normally would.
Rainfall in Santiago de los Caballeros by month
Plan your trip to Santiago de los Caballeros by taking into account the average rainfall totals by month.
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.
Temperature in Santiago de los Caballeros by month
Plan your trip to Santiago de los Caballeros by taking into account the average temperature totals by month.
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).
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 abril 4, 2025.
Get a feel of what it's like to fly with Delta, United Airlines and JetBlue from Irvine to Santiago de los Caballeros by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
Entertainment
Boarding
Food
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Comfort
Entertainment
Boarding
Food
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Comfort
Entertainment
Boarding
Food
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Comfort
Entertainment
Boarding
Food
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Comfort
Entertainment
Boarding
Food
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Comfort
Entertainment
Boarding
Food
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from Irvine 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.
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Alternative routes for Irvine to Santiago de los Caballeros
See prices for flight routes from nearby airports that may be better suited for you.
Top 4 airlines flying from Irvine to Santiago de los Caballeros
Discover the top 4 airlines that operate flights from Irvine 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 abril 4, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$381 | Average$465 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$415 | Average$690 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$423 | Average$938 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$446 | Average$554 | FlexibilityNo cancel fee | On-time62% |