Cheap flights from London Heathrow Airport to Santiago de los Caballeros from £569
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/9. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Heathrow to Santiago de los Caballeros
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) 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 12 July 2025.
Round-trip from | £569 |
---|---|
Popular in | December |
Cheapest in | September |
Average price | £858 |
Find flight deals from Heathrow to Santiago de los Caballeros
Cheapest flights from Heathrow to Santiago de los CaballerosExplore the most affordable flight options available from Heathrow to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 July 2025.
Explore the most affordable flight options available from Heathrow to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Heathrow 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 858,174 searches. Data last updated 12 July 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Santiago de los Caballeros that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonSantiago de los Caballeros
LHR - STI
LHRSTI
London Heathrow
Sat 20/9
08:15-18:03
1 stop14h 48m
Santiago de los Caballeros
Sun 28/9
09:55-09:30
1 stop18h 35m
LondonSantiago de los Caballeros
LHR - STI
LHRSTI
London Heathrow
Sat 20/9
16:35-12:27
2 stops24h 52m
Santiago de los Caballeros
Sun 28/9
13:29-09:25
1 stop14h 56m
LondonSantiago de los Caballeros
LHR - STI
LHRSTI
London Heathrow
Tue 26/8
13:05-09:15
3 stops25h 10m
Santiago de los Caballeros
Tue 2/9
10:20-20:20
3 stops29h 00m
LondonSantiago de los Caballeros
LHR - STI
LHRSTI
London Heathrow
Tue 26/8
09:40-00:47
2 stops20h 07m
Santiago de los Caballeros
Tue 2/9
06:03-08:50
1 stop21h 47m
LondonSantiago de los Caballeros
LHR - STI
LHRSTI
London Heathrow
Fri 25/7
16:00-01:46
1 stop14h 46m
Santiago de los Caballeros
Sat 2/8
14:07-09:20
1 stop14h 13m
Best time to book a flight from Heathrow to Santiago de los Caballeros
Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Heathrow with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from London Heathrow Airport to Santiago de los Caballeros
What is the cheapest time of day to fly from LHR to STI?
Find hourly flight availability from Heathrow 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 12 July 2025.
One of the essential ways to save on airfare from London Heathrow Airport to Santiago de los Caballeros is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 53% on airfare.
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 12 July 2025.
Read through reviews of airlines operating flights from London Heathrow Airport to Santiago de los Caballeros, such as Delta, United Airlines, andJetBlue. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
Crew
Food
Overall
Comfort
Entertainment
Reviews
Colin,Sept 2024
LHR - BOS
Boarding
Crew
Food
Overall
Comfort
Entertainment
Reviews
Colin,Sept 2024
LHR - BOS
Boarding
Crew
Food
Overall
Comfort
Entertainment
Reviews
Colin,Sept 2024
LHR - BOS
Boarding
Crew
Food
Overall
Comfort
Entertainment
Reviews
Colin,Sept 2024
LHR - BOS
Boarding
Crew
Food
Overall
Comfort
Entertainment
Reviews
Colin,Sept 2024
LHR - BOS
Related info for your journey
Find useful and relevant information for your journey from Heathrow 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 Heathrow to Santiago de los Caballeros
See prices for flight routes from nearby airports that may be better suited for you.
Top 3 airlines flying from Heathrow to Santiago de los Caballeros
Discover the top 3 airlines that operate flights from Heathrow 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 858,174 searches. Data last updated 12 July 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from Heathrow to Santiago de los Caballeros?
Cheapflights helps you search for flights from Heathrow to Santiago de los Caballeros via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to Santiago de los Caballeros?
Cheapflights helps you find that perfect flight to Santiago de los Caballeros from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Heathrow to Santiago de los Caballeros with no change fees?
Yes, we can. To see specific flights from Heathrow to Santiago de los Caballeros with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Heathrow to Santiago de los Caballeros become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!