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Cheap flights from London Heathrow Airport to Santo Domingo from £380

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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SDQ
22 Aug — 29 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 23 July 2026.

Thu 3/922:05
LHR
-
SDQ
1 stop18h 45m
Avianca
Mon 21/912:45
SDQ
-
LHR
1 stop21h 50m
Avianca
Deal found 20/7£612
Mon 14/922:05
LHR
-
SDQ
1 stop24h 50m
Avianca
Mon 5/1012:45
SDQ
-
LHR
1 stop21h 50m
Avianca
Deal found 22/7£615
Thu 3/922:05
LHR
-
SDQ
1 stop24h 50m
Avianca
Thu 17/918:50
SDQ
-
LHR
1 stop15h 45m
Avianca
Deal found 21/7£617
Mon 7/922:05
LHR
-
SDQ
1 stop24h 50m
Avianca
Sun 20/912:45
SDQ
-
LHR
1 stop21h 50m
Avianca
Deal found 18/7£619
Thu 10/922:05
LHR
-
SDQ
1 stop24h 50m
Avianca
Tue 20/1018:50
SDQ
-
LHR
1 stop15h 45m
Avianca
Deal found 23/7£620
Sat 10/1011:30
LHR
-
SDQ
1 stop12h 30m
Iberia
Fri 23/1020:40
SDQ
-
LHR
1 stop18h 45m
Iberia
Deal found 20/7£622
Fri 30/1008:25
LHR
-
SDQ
1 stop16h 05m
Iberia
Mon 9/1118:10
SDQ
-
LHR
1 stop16h 10m
Iberia
Deal found 20/7£626
Sat 10/1022:05
LHR
-
SDQ
1 stop18h 45m
Avianca
Fri 23/1012:45
SDQ
-
LHR
1 stop21h 50m
Avianca
Deal found 23/7£627

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 23 July 2026.

Round-trip from

£612

One-way from

£380

Popular in

December

Cheapest in

April

Average price

£904
Avianca
  • Avianca
  • 3/9-21/9
  • 2 total stops
  • 40h 35m total
  • London to Santo Domingo
Search Deals
ITA Airways
  • ITA Airways
  • 2/1
  • 1 total stop
  • 26h 45m total
  • London to Santo Domingo
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£79 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£25 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 23 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 7/9

22:05-17:55

1 stop24h 50m

Santo Domingo Las Americas

Sun 20/9

12:45-15:35

1 stop21h 50m

£619

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Tue 22/9

22:05-17:55

1 stop24h 50m

Santo Domingo Las Americas

Sat 26/9

12:45-15:35

1 stop21h 50m

£650

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Mon 2/11

15:30-13:50

2 stops26h 20m

Santo Domingo Las Americas

Thu 19/11

18:00-18:00

2 stops20h 00m

£682

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Thu 22/10

15:35-09:22

1 stop22h 47m

Santo Domingo Las Americas

Tue 3/11

16:59-11:30

1 stop14h 31m

£739
Fastest return journey

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Thu 3/9

08:15-18:28

1 stop15h 13m

Santo Domingo Las Americas

Thu 10/9

12:10-09:30

1 stop16h 20m

£841

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Wed 2/9

16:05-12:39

2 stops25h 34m

Santo Domingo Las Americas

Wed 9/9

14:53-20:10

2 stops24h 17m

£871

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Fri 21/8

12:50-00:54

1 stop17h 04m

Santo Domingo Las Americas

Mon 31/8

06:05-07:15

1 stop20h 10m

£871

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

£871

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Mon 17/8

18:55-12:39

2 stops22h 44m

Santo Domingo Las Americas

Mon 31/8

06:05-06:20

1 stop19h 15m

£871

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Tue 18/8

09:40-00:54

2 stops20h 14m

Santo Domingo Las Americas

Wed 26/8

06:05-10:40

2 stops23h 35m

£872

Flights are sorted by cheapest return flights first.

Deals found on 21/7

Showing 1-10 of 20 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 £615). Flying from London Heathrow Airport to Santo Domingo in December is currently the most expensive (average of £1,103). 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?

Airfare is below average for this route at the moment.

London Heathrow Airport to Santo Domingo flights typically cost between £797 and £1,060 in September.
The cheapest return price found within the last 5 days was £612 on Avianca (3 Sept–21 Sept).

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 23 July 2026.
See what other customers who have flown with American Airlines,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.
American Airlines
7.1
Good
11,843 reviews
Check prices

Overall

7.1

Boarding

7.5

Comfort

7.2

Entertainment

6.8

Food

6.4

Crew

7.9

Reviews

1 / 20
8.0
Excellent

Cameron,Nov 2025

LHR - LIS

This trip was probably the worst one we have ever had on British Airways!!!
American Airlines
7.1
Good
11,843 reviews
American Airlines
7.1
Good
11,843 reviews
Check prices

Overall

7.1

Boarding

7.5

Comfort

7.2

Entertainment

6.8

Food

6.4

Crew

7.9

Reviews

1 / 20
8.0
Excellent

Cameron,Nov 2025

LHR - LIS

This trip was probably the worst one we have ever had on British Airways!!!
JetBlue
7.1
Good
3,022 reviews
American Airlines
7.1
Good
11,843 reviews
Check prices

Overall

7.1

Boarding

7.5

Comfort

7.2

Entertainment

6.8

Food

6.4

Crew

7.9

Reviews

1 / 20
8.0
Excellent

Cameron,Nov 2025

LHR - LIS

This trip was probably the worst one we have ever had on British Airways!!!
Iberia
7.0
Good
3,256 reviews
American Airlines
7.1
Good
11,843 reviews
Check prices

Overall

7.1

Boarding

7.5

Comfort

7.2

Entertainment

6.8

Food

6.4

Crew

7.9

Reviews

1 / 20
8.0
Excellent

Cameron,Nov 2025

LHR - LIS

This trip was probably the worst one we have ever had on British Airways!!!
British Airways
6.7
Okay
8,129 reviews
American Airlines
7.1
Good
11,843 reviews
Check prices

Overall

7.1

Boarding

7.5

Comfort

7.2

Entertainment

6.8

Food

6.4

Crew

7.9

Reviews

1 / 20
8.0
Excellent

Cameron,Nov 2025

LHR - LIS

This trip was probably the worst one we have ever had on British Airways!!!
Avianca
6.5
Okay
2,520 reviews
American Airlines
7.1
Good
11,843 reviews
Check prices

Overall

7.1

Boarding

7.5

Comfort

7.2

Entertainment

6.8

Food

6.4

Crew

7.9

Reviews

1 / 20
8.0
Excellent

Cameron,Nov 2025

LHR - LIS

This trip was probably the worst one we have ever had on British Airways!!!

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 8 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 15h 13m. 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 (£512), JetBlue (£547), and Icelandair (£583) 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 £615). Flying from London Heathrow Airport to Santo Domingo in December is currently the most expensive (average of £1,103). 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 8 airlines flying from Heathrow to Santo Domingo

Discover the top 8 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 23 July 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest£512Average£663FlexibilityNo cancel feeOn-time71%
Search Avianca flights
JetBlueCheapest£547Average£662FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
IcelandairCheapest£583Average£616FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
IberiaCheapest£598Average£830FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£637Average£769FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest£698Average£875FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest£831Average£851FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
KLMCheapest£848Average£1,075FlexibilityNo 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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