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Cheap flights from London to Santiago de los Caballeros from £369

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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
LON — STI
14 Dec — 21 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Santiago de los Caballeros

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 14 November 2025.

Round-trip from

£592

One-way from

£369

Popular in

December

Cheapest in

February

Average price

£741
JetBlue
  • JetBlue
  • 12/3-16/3
  • 2 total stops
  • 35h 01m total
  • London to Santiago de los Caballeros
Search Deals
6/12
  • 6/12
  • 2 total stops
  • 40h 42m total
  • London to Santiago de los Caballeros
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£33 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from London to Santiago de los Caballeros

Enter your travel dates to find the best prices.

Cheapest flights from London to Santiago de los Caballeros
Explore the most affordable flight options available from London to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 November 2025.

Sat 6/1214:30LHR - STI
1 stop29h 02mAmerican Airlines
Thu 8/106:00STI - LHR
2 stops20h 45mAmerican Airlines
Deal found 13/11£834
Sat 27/1211:15LHR - STI
1 stop13h 49mAmerican Airlines
Sat 17/116:33STI - LHR
1 stop15h 47mAmerican Airlines
Deal found 13/11£891
Sat 6/1212:40LHR - STI
1 stop16h 28mDelta
Thu 8/121:59STI - LHR
1 stop18h 11mDelta
Deal found 13/11£990
Sat 27/1212:20LHR - STI
1 stop15h 29mJetBlue
Fri 16/104:10STI - LHR
1 stop25h 20mJetBlue
Deal found 12/11£1,160
Sat 6/1210:50LHR - STI
2 stops19h 52mMultiple Airlines
Thu 8/116:40STI - LHR
3 stops34h 30mMultiple Airlines
Deal found 13/11£1,217
Sat 6/1209:20LHR - STI
1 stop22h 32mJetBlue
Wed 7/104:10STI - LHR
1 stop13h 30mJetBlue
Deal found 13/11£1,328
Wed 24/1208:40LCY - STI
2 stops19h 54mDelta
Sun 4/106:25STI - LCY
2 stops23h 05mDelta
Deal found 13/11£2,644
Sat 6/1208:40LCY - STI
2 stops20h 28mDelta
Thu 8/106:39STI - LCY
2 stops21h 31mDelta
Deal found 13/11£3,343

Cheapflights Fare Finder

 
Customise your flight search to find flights from London 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 14 November 2025.
Use the filters below to find and compare flights from London to Santiago de los Caballeros that are best for you.

Fly from

London

Fly to

Santiago de los Caballeros

Route

Depart

Return

Price

LondonSantiago de los Caballeros

LHR - STI

LHRSTI

London Heathrow

Thu 12/3

12:20-02:26

1 stop18h 06m

Santiago de los Caballeros

Mon 16/3

12:35-09:30

1 stop16h 55m

£592

LondonSantiago de los Caballeros

LHR - STI

LHRSTI

London Heathrow

Fri 6/2

12:20-04:22

1 stop20h 02m

Santiago de los Caballeros

Mon 9/2

10:10-09:30

1 stop19h 20m

£660

LondonSantiago de los Caballeros

LHR - STI

LHRSTI

London Heathrow

Thu 12/3

14:45-12:15

2 stops25h 30m

Santiago de los Caballeros

Mon 16/3

15:30-11:30

1 stop16h 00m

£722

LondonSantiago de los Caballeros

LHR - STI

LHRSTI

London Heathrow

Fri 6/2

12:00-23:51

1 stop15h 51m

Santiago de los Caballeros

Mon 9/2

12:52-10:50

2 stops17h 58m

£765

LondonSantiago de los Caballeros

LHR - STI

LHRSTI

London Heathrow

Sat 6/12

14:30-15:32

1 stop29h 02m

Santiago de los Caballeros

Thu 8/1

06:00-06:45

2 stops20h 45m

£834

LondonSantiago de los Caballeros

LHR - STI

LHRSTI

London Heathrow

Sat 27/12

11:15-21:04

1 stop13h 49m

Santiago de los Caballeros

Sat 17/1

16:33-12:20

1 stop15h 47m

£891

LondonSantiago de los Caballeros

LCY - STI

LCYSTI

London City

Thu 26/3

08:40-18:16

2 stops37h 36m

Santiago de los Caballeros

Mon 30/3

19:41-08:50

2 stops32h 09m

£1,376

LondonSantiago de los Caballeros

LCY - STI

LCYSTI

London City

Wed 24/12

10:00-00:34

2 stops18h 34m

Santiago de los Caballeros

Sun 4/1

06:25-08:50

2 stops22h 25m

£2,649

LondonSantiago de los Caballeros

LCY - STI

LCYSTI

London City

Sat 6/12

08:40-01:08

2 stops20h 28m

Santiago de los Caballeros

Thu 8/1

06:39-08:10

2 stops21h 31m

£3,343

LondonSantiago de los Caballeros

LGW - STI

LGWSTI

London Gatwick

Sat 6/12

14:00-02:42

2 stops40h 42m

£369

Flights are sorted by cheapest return flights first.

Deals found on 13/11

Showing 1-10 of 18 results
1
2

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

Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from London with our price prediction graph.
Estimated return 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 London to Santiago de los Caballeros

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

Currently, October is the cheapest month in which you can book a flight from London to Santiago de los Caballeros (average of £327). Flying from London to Santiago de los Caballeros in December is currently the most expensive (average of £736). 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 LON to STI?

Find hourly flight availability from London 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 14 November 2025.

It’s optimal to fly from London to Santiago de los Caballeros in the evening. By choosing this option you can save up to 24% on the cost of your flight, compared to a flight in the afternoon.

What’s the top stopover airport for flights from London to Santiago de los Caballeros?

Share of one-stop return flights from London to Santiago de los Caballeros chosen by Cheapflights users in the past 12 months, using the same stopover each way.

New York (JFK) – chosen by Cheapflights users on 46% of one-stop itineraries from London to Santiago de los Caballeros on Cheapflights.

What’s the cheapest stopover airport for flights from London to Santiago de los Caballeros?

Average return fare for one-stop flights from London to Santiago de los Caballeros, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

New York (JFK) is the most affordable one-stop option, with an average return flight price of £763.

What’s the fastest stopover option from London to Santiago de los Caballeros?

Shortest average travel time for one-stop one-way flights from London to Santiago de los Caballeros, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Madrid (MAD) have the shortest average one-way travel time for one-stop routes: 14h 14m.

Which airport typically offers the quickest stopover for flights from London to Santiago de los Caballeros?

Average stopover duration for one-stop one-way flights from London to Santiago de los Caballeros, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Newark (EWR) offer the fastest connection on this route, with an average stopover time of 2h 00m.

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 14 November 2025.
Check out reviews from past customers who have flown with Delta, United Airlines, andAmerican Airlines from London 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
8,008 reviews
Check prices

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews
Check prices

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
United Airlines
7.4
Good
9,017 reviews
Delta
7.9
Good
8,008 reviews
Check prices

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
American Airlines
7.2
Good
11,051 reviews
Delta
7.9
Good
8,008 reviews
Check prices

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
JetBlue
7.2
Good
2,907 reviews
Delta
7.9
Good
8,008 reviews
Check prices

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
British Airways
6.7
Okay
7,518 reviews
Delta
7.9
Good
8,008 reviews
Check prices

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.

Related info for your journey

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

    Located just 6.8 mi from the city center, Santiago de los Caballeros is the airport most travelers will use when flying to Santiago de los Caballeros from London. Booking flights from London to Santiago (STI) should be relatively easy as there are 0 daily inbound flights from London from 2 different airlines.

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

    Departing from London to Santiago de los Caballeros will take you 18h 06m. The distance from London to Santiago de los Caballeros is about 4326 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    Currently priced at £563, JetBlue will fly you from London to Santiago de los Caballeros and back. In addition to JetBlue, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as £808. JetBlue is currently priced 31% below the average price you’ll pay for this route.

  • What are the most popular routes from London to Santiago de los Caballeros?

    The most popular flight routes from London to Santiago de los Caballeros are London Heathrow - Santiago de los Caballeros, London Gatwick - Santiago de los Caballeros and London City - Santiago de los Caballeros.

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from London to Santiago de los Caballeros (average of £327). Flying from London to Santiago de los Caballeros in December is currently the most expensive (average of £736). 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 London to Santiago de los Caballeros

See prices for flight routes from nearby airports that may be better suited for you.
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Gatwick to Santiago de los Caballeros flights

Top 2 airlines flying from London to Santiago de los Caballeros

Discover the top 2 airlines that operate flights from London 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 14 November 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest£563Average£673FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
American AirlinesCheapest£808Average£872FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Santiago de los Caballeros?

Deals for London to Santiago de los Caballeros flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from London to Santiago de los Caballeros?

Cheapflights simply makes it quick and affordable to book flights from London to Santiago de los Caballeros by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from London to Santiago de los Caballeros with no change fees?

Yes, we can. To see specific flights from London 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 London to Santiago de los Caballeros become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Santiago de los Caballeros from London today and book when prices fit your budget.

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