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Cheap flights from London Heathrow Airport to Santo Domingo from £374

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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SDQ
9 Aug — 16 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Santo Domingo

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Santo Domingo
Explore the most affordable flight options available from Heathrow to Santo Domingo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 July 2026.

Thu 3/922:05
LHR
-
SDQ
1 stop18h 45m
Avianca
Mon 21/912:45
SDQ
-
LHR
1 stop21h 50m
Avianca
Deal found 7/7£609
Mon 14/922:05
LHR
-
SDQ
1 stop24h 50m
Avianca
Mon 5/1018:50
SDQ
-
LHR
1 stop15h 45m
Avianca
Deal found 9/7£611
Sat 22/822:05
LHR
-
SDQ
1 stop18h 45m
Avianca
Sat 15/512:45
SDQ
-
LHR
1 stop21h 50m
Avianca
Deal found 7/7£627
Mon 16/1121:40
LHR
-
SDQ
1 stop17h 45m
Avianca
Fri 18/1217:45
SDQ
-
LHR
1 stop16h 50m
Avianca
Deal found 9/7£629
Wed 4/1121:40
LHR
-
SDQ
1 stop17h 45m
Avianca
Wed 18/1112:45
SDQ
-
LHR
1 stop21h 50m
Avianca
Deal found 7/7£635
Sat 5/922:05
LHR
-
SDQ
1 stop18h 45m
Avianca
Wed 16/918:50
SDQ
-
LHR
1 stop15h 45m
Avianca
Deal found 6/7£639
Tue 3/1107:25
LHR
-
SDQ
1 stop15h 19m
JetBlue
Tue 17/1110:59
SDQ
-
LHR
1 stop29h 46m
JetBlue
Deal found 9/7£641
Wed 11/1121:40
LHR
-
SDQ
1 stop17h 45m
Avianca
Thu 26/1117:45
SDQ
-
LHR
1 stop16h 50m
Avianca
Deal found 7/7£647
Thu 17/922:05
LHR
-
SDQ
1 stop24h 50m
Avianca
Mon 21/918:50
SDQ
-
LHR
1 stop15h 45m
Avianca
Deal found 7/7£647

Find flight deals from Heathrow to Santo Domingo

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Santo Domingo (SDQ). 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 10 July 2026.

Round-trip from

£609

One-way from

£374

Popular in

December

Cheapest in

April

Average price

£906
Avianca
  • Avianca
  • 3/9-21/9
  • 2 total stops
  • 40h 35m total
  • London to Santo Domingo
Search Deals
5/9
  • 5/9
  • 3 total stops
  • 31h 25m total
  • London to Santo Domingo
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£72 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Santo Domingo 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 10 July 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Santo Domingo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Mon 19/10

11:30-15:15

1 stop32h 45m

Santo Domingo Las Americas

Tue 3/11

13:12-11:30

1 stop18h 18m

£704

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Mon 17/8

11:45-00:54

1 stop18h 09m

Santo Domingo Las Americas

Sat 29/8

06:05-10:40

2 stops23h 35m

£863

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Fri 21/8

18:55-12:39

2 stops22h 44m

Santo Domingo Las Americas

Fri 28/8

06:05-10:40

2 stops23h 35m

£863

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Thu 3/9

08:40-22:56

2 stops19h 16m

Santo Domingo Las Americas

Wed 16/9

14:05-13:45

2 stops18h 40m

£891

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Mon 17/8

15:50-00:54

1 stop14h 04m

Santo Domingo Las Americas

Mon 31/8

06:05-09:00

2 stops21h 55m

£904
Fastest return journey

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Sat 10/10

08:15-17:55

1 stop14h 40m

Santo Domingo Las Americas

Sun 18/10

12:10-09:30

1 stop16h 20m

£909

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Wed 23/12

15:50-12:32

1 stop24h 42m

Santo Domingo Las Americas

Sat 9/1

07:30-10:15

1 stop22h 45m

£913

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Sun 20/12

14:30-10:07

1 stop23h 37m

Santo Domingo Las Americas

Tue 29/12

18:10-10:35

1 stop12h 25m

£949

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Tue 22/12

14:30-10:07

1 stop23h 37m

Santo Domingo Las Americas

Tue 29/12

18:10-10:35

1 stop12h 25m

£949
Cheapest one-way

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Sat 5/9

15:30-17:55

3 stops31h 25m

£374

Flights are sorted by cheapest return flights first.

Deals found on 6/7

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from Heathrow to Santo Domingo

Have a flexible travel schedule? Discover the best time to fly to Santo Domingo from Heathrow 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 Heathrow Airport to Santo Domingo

How far ahead should I book a flight from London Heathrow Airport to Santo Domingo?

The best time to book flights from London Heathrow Airport to Santo Domingo is 76 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from London Heathrow Airport to Santo Domingo?

Currently, April is the cheapest month in which you can book a flight from London Heathrow Airport to Santo Domingo (average of £612). Flying from London Heathrow Airport to Santo Domingo in December is currently the most expensive (average of £1,068). 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.

How much does it cost for a return flight from London Heathrow Airport to Santo Domingo?

Reviews of airlines servicing Santo Domingo

Get insights into the airlines that provide service to Santo Domingo. 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 Santo Domingo. Reviews last updated 10 July 2026.
See what other customers who have flown with KLM,JetBlue, andIberia from London Heathrow Airport to Santo Domingo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,536 reviews
Check prices

Comfort

7.7

Overall

7.8

Food

7.3

Crew

8.4

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.8
Good
1,536 reviews
KLM
7.8
Good
1,536 reviews
Check prices

Comfort

7.7

Overall

7.8

Food

7.3

Crew

8.4

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
JetBlue
7.1
Good
3,015 reviews
KLM
7.8
Good
1,536 reviews
Check prices

Comfort

7.7

Overall

7.8

Food

7.3

Crew

8.4

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Iberia
7.0
Good
3,251 reviews
KLM
7.8
Good
1,536 reviews
Check prices

Comfort

7.7

Overall

7.8

Food

7.3

Crew

8.4

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
8,107 reviews
KLM
7.8
Good
1,536 reviews
Check prices

Comfort

7.7

Overall

7.8

Food

7.3

Crew

8.4

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Avianca
6.5
Okay
2,523 reviews
KLM
7.8
Good
1,536 reviews
Check prices

Comfort

7.7

Overall

7.8

Food

7.3

Crew

8.4

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Santo Domingo. 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 Santo Domingo from London Heathrow?

    If you book a flight to Santo Domingo from London Heathrow, you will be flying to Las Americas, which is the city’s only airport. Santo Domingo Las Americas (SDQ) is located 17.5 mi from the center of Santo Domingo. There are 0 flights from London Heathrow to Las Americas per day from 7 different airlines.

  • How long is the flight from London Heathrow Airport to Santo Domingo?

    Departing from London Heathrow Airport to Santo Domingo will take you 18h 09m. The distance from London Heathrow Airport to Santo Domingo is about 4336 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from London Heathrow Airport to Santo Domingo round-trip?

    According to our current data, Avianca (£510), JetBlue (£540), and Icelandair (£580) offers the cheapest pricing from London Heathrow Airport to Santo Domingo. Avianca is 31% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Heathrow to Santo Domingo that include hotel bookings?

    Yes. In addition to deals on Heathrow to Santo Domingo flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Santo Domingo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Santo Domingo.

  • Can I find deals for business class flights from Heathrow to Santo Domingo?

    Yes. Cheapflights offers flight deals from Heathrow to Santo Domingo 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 Heathrow Airport to Santo Domingo?

    Currently, April is the cheapest month in which you can book a flight from London Heathrow Airport to Santo Domingo (average of £612). Flying from London Heathrow Airport to Santo Domingo in December is currently the most expensive (average of £1,068). 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

Travelling to a place near Santo Domingo?

Book flights to Santo Domingo if you plan to visit one of these locations
Juan Dolio

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from Heathrow to Santo Domingo

Discover the top 7 airlines that operate flights from Heathrow to Santo Domingo. 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 10 July 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest£510Average£660FlexibilityNo cancel feeOn-time71%
Search Avianca flights
JetBlueCheapest£540Average£659FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
IcelandairCheapest£580Average£656FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
IberiaCheapest£604Average£826FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£634Average£768FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest£695Average£871FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
KLMCheapest£844Average£1,053FlexibilityNo cancel feeOn-time75%
Search KLM 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 Heathrow to Santo Domingo?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Santo Domingo from Heathrow today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Santo Domingo?

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Santo Domingo 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 Heathrow to Santo Domingo with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Santo Domingo, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Heathrow to Santo Domingo become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Santo Domingo from Heathrow today and book when prices fit your budget.

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