$2,139+ Cheap flights from Harlingen, TX (HRL) 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 12/18. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — STI
Apr 2 — Apr 91
1 adult, Economy
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Find cheap flights from Harlingen 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.Cheap flight deals from Harlingen to Santiago de los Caballeros
Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) 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 March 28, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Find flight deals from Harlingen to Santiago de los Caballeros
Cheapest flights from Harlingen to Santiago de los CaballerosExplore the most affordable flight options available from Harlingen to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.
Explore the most affordable flight options available from Harlingen to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Thu 12/187:27 amHRL - STI
2 stops17h 17mUnited Airlines
Thu 1/112:49 pmSTI - HRL
2 stops24h 10mUnited Airlines
Deal found 3/27![United Airlines logo]()
$2,139
Compare providers for flights from Harlingen 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 Harlingen to Santiago de los Caballeros in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Harlingen, Texas-Santiago de los Caballeros flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Harlingen, Texas-Santiago de los Caballeros flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Harlingen, Texas-Santiago de los Caballeros flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Harlingen, Texas-Santiago de los Caballeros flights, Cheapflights users trust FlightHub the most. FlightHub 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 Harlingen, Texas-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 Harlingen to Santiago de los Caballeros
Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Harlingen 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 Harlingen to Santiago de los Caballeros
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).