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Cheap flights from London Heathrow Airport to Santo Domingo from £330

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SDQ
22 Apr — 29 Apr1
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 March 2026.

Thu 30/422:05
LHR
-
SDQ
1 stop24h 50m
Avianca
Thu 14/518:50
SDQ
-
LHR
1 stop15h 45m
Avianca
Deal found 22/3£586
Fri 22/511:30
LHR
-
SDQ
1 stop12h 55m
Iberia
Sat 30/520:55
SDQ
-
LHR
1 stop16h 20m
Iberia
Deal found 20/3£597
Sat 2/522:05
LHR
-
SDQ
1 stop18h 45m
Avianca
Sun 17/518:50
SDQ
-
LHR
1 stop15h 45m
Avianca
Deal found 19/3£599
Sun 24/522:05
LHR
-
SDQ
1 stop18h 45m
Avianca
Tue 26/518:50
SDQ
-
LHR
1 stop15h 45m
Avianca
Deal found 23/3£600
Thu 10/922:05
LHR
-
SDQ
1 stop18h 45m
Avianca
Tue 20/1018:50
SDQ
-
LHR
1 stop15h 45m
Avianca
Deal found 19/3£602
Sat 10/1022:05
LHR
-
SDQ
1 stop24h 50m
Avianca
Fri 23/1018:50
SDQ
-
LHR
1 stop15h 45m
Avianca
Deal found 23/3£605
Fri 25/922:05
LHR
-
SDQ
1 stop18h 45m
Avianca
Wed 25/1117:45
SDQ
-
LHR
1 stop16h 50m
Avianca
Deal found 21/3£606
Fri 17/422:05
LHR
-
SDQ
1 stop18h 45m
Avianca
Sun 26/412:45
SDQ
-
LHR
1 stop21h 50m
Avianca
Deal found 21/3£609

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 March 2026.

Round-trip from

£586

One-way from

£330

Popular in

December

Cheapest in

September

Average price

£687
Avianca
  • Avianca
  • 30/4-14/5
  • 2 total stops
  • 40h 35m total
  • London to Santo Domingo
Search Deals
Avianca
  • Avianca
  • 5/5
  • 1 total stop
  • 24h 50m total
  • London to Santo Domingo
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£39 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 March 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
Fastest return journey

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Fri 15/5

11:55-01:19

1 stop18h 24m

Santo Domingo Las Americas

Tue 19/5

14:10-09:30

1 stop14h 20m

£712

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Sat 16/5

08:20-18:01

1 stop14h 41m

Santo Domingo Las Americas

Sat 23/5

06:05-10:40

2 stops23h 35m

£858

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Fri 17/4

16:20-13:12

2 stops25h 52m

Santo Domingo Las Americas

Sun 26/4

06:05-07:10

2 stops20h 05m

£858

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Fri 17/4

10:45-00:17

2 stops18h 32m

Santo Domingo Las Americas

Sat 25/4

14:37-12:05

2 stops16h 28m

£858

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Fri 8/5

12:50-00:38

1 stop16h 48m

Santo Domingo Las Americas

Mon 18/5

06:05-07:10

2 stops20h 05m

£860

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Thu 2/4

13:25-13:12

1 stop28h 47m

Santo Domingo Las Americas

Fri 10/4

14:18-08:50

1 stop13h 32m

£860

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Thu 21/5

06:30-00:41

2 stops23h 11m

Santo Domingo Las Americas

Thu 28/5

06:05-10:40

2 stops23h 35m

£873
Cheapest one-way

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Wed 8/4

22:05-11:50

1 stop18h 45m

£340

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Sat 11/4

20:00-17:55

2 stops26h 55m

£357
Fastest single journey

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Thu 7/5

08:15-18:16

1 stop15h 01m

£377

Flights are sorted by cheapest return flights first.

Deals found on 20/3

Showing 1-10 of 15 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?

Use this chart to determine the optimal time to book a return flight from Heathrow to Santo Domingo. Price data was last updated on 13 March 2026.

The best time to book flights from London Heathrow Airport to Santo Domingo is 44 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, September is the cheapest month in which you can book a flight from London Heathrow Airport to Santo Domingo (average of £538). Flying from London Heathrow Airport to Santo Domingo in December is currently the most expensive (average of £748). 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.

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 March 2026.
See what other customers who have flown with KLM,JetBlue, andAmerican Airlines 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
1,477 reviews
Check prices

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Food

7.3

Overall

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,477 reviews
KLM
7.8
Good
1,477 reviews
Check prices

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Food

7.3

Overall

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
JetBlue
7.2
Good
2,909 reviews
KLM
7.8
Good
1,477 reviews
Check prices

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Food

7.3

Overall

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
American Airlines
7.1
Good
11,489 reviews
KLM
7.8
Good
1,477 reviews
Check prices

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Food

7.3

Overall

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Iberia
7.0
Good
3,147 reviews
KLM
7.8
Good
1,477 reviews
Check prices

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Food

7.3

Overall

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
British Airways
6.7
Okay
7,811 reviews
KLM
7.8
Good
1,477 reviews
Check prices

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Food

7.3

Overall

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

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 14h 41m. 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, Icelandair (£543), Avianca (£547), and JetBlue (£547) offers the cheapest pricing from London Heathrow Airport to Santo Domingo. Icelandair is 29% 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, September is the cheapest month in which you can book a flight from London Heathrow Airport to Santo Domingo (average of £538). Flying from London Heathrow Airport to Santo Domingo in December is currently the most expensive (average of £748). 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 23 March 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£543Average£628FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
AviancaCheapest£547Average£663FlexibilityNo cancel feeOn-time71%
Search Avianca flights
JetBlueCheapest£547Average£720FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
IberiaCheapest£607Average£779FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£633Average£735FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest£699Average£882FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
KLMCheapest£772Average£931FlexibilityNo 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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