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Cheap flights from London Heathrow Airport to Santo Domingo from £503

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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SDQ
18 Jun — 25 Jun1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Santo Domingo Las Americas are usually found in September or January, booked 10 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap 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 13 June 2025.

Round-trip from

£592

One-way from

£512

Popular in

December

Cheapest in

September

Average price

£707
Iberia
  • Iberia
  • 21/9-23/10
  • 2 total stops
  • 28h 05m total
  • London to Santo Domingo
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18/6
  • 18/6
  • 3 total stops
  • 19h 35m total
  • London to Santo Domingo
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£20 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£16 potential savings vs. average return price).
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Average for round-trip flights in June 2025
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Find flight deals from Heathrow to Santo Domingo

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 13 June 2025.

Sun 21/909:15LHR - SDQ
1 stop14h 45mIberia
Thu 23/1020:35SDQ - LHR
1 stop13h 20mIberia
Deal found 12/6£592
Mon 8/908:25LHR - SDQ
1 stop29h 36mIcelandair
Mon 22/915:03SDQ - LHR
1 stop24h 42mIcelandair
Deal found 10/6£595
Fri 29/808:15LHR - SDQ
1 stop16h 19mJetBlue
Mon 22/910:26SDQ - LHR
1 stop15h 04mJetBlue
Deal found 10/6£607
Wed 10/919:10LHR - SDQ
1 stop24h 25mMultiple Airlines
Fri 10/1015:30SDQ - LHR
1 stop34h 40mMultiple Airlines
Deal found 10/6£624
Mon 22/906:15LHR - SDQ
1 stop13h 20mBritish Airways
Mon 27/1013:30SDQ - LHR
1 stop18h 00mBritish Airways
Deal found 10/6£626
Sun 21/906:10LHR - SDQ
2 stops19h 20mAmerican Airlines
Thu 23/1008:00SDQ - LHR
1 stop21h 35mAmerican Airlines
Deal found 12/6£696
Sun 17/818:50LHR - SDQ
2 stops23h 32mDelta
Sun 31/806:00SDQ - LHR
2 stops19h 45mDelta
Deal found 11/6£832
Thu 19/608:40LHR - SDQ
2 stops20h 57mKLM
Thu 26/606:00SDQ - LHR
2 stops33h 55mKLM
Deal found 11/6£840

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 13 June 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Santo Domingo that are best for you.

Fly from

Heathrow

Fly to

Santo Domingo

Route

Depart

Return

Price

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Sun 21/9

09:15-19:00

1 stop14h 45m

Santo Domingo Las Americas

Thu 23/10

20:35-14:55

1 stop13h 20m

£592

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Mon 8/9

08:25-09:01

1 stop29h 36m

Santo Domingo Las Americas

Mon 22/9

15:03-20:45

1 stop24h 42m

£595

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Fri 29/8

08:15-19:34

1 stop16h 19m

Santo Domingo Las Americas

Mon 22/9

10:26-06:30

1 stop15h 04m

£607

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Wed 10/9

19:10-14:35

1 stop24h 25m

Santo Domingo Las Americas

Fri 10/10

15:30-07:10

1 stop34h 40m

£624

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Mon 22/9

06:15-14:35

1 stop13h 20m

Santo Domingo Las Americas

Mon 27/10

13:30-11:30

1 stop18h 00m

£626

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Sun 21/9

06:10-20:30

2 stops19h 20m

Santo Domingo Las Americas

Thu 23/10

08:00-10:35

1 stop21h 35m

£696

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Sun 17/8

20:10-13:22

2 stops22h 12m

Santo Domingo Las Americas

Sun 31/8

06:00-09:50

1 stop22h 50m

£832

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Mon 11/8

09:15-17:40

1 stop37h 25m

£503

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Fri 10/10

18:45-14:35

1 stop24h 50m

£520

LondonSanto Domingo

LHR - SDQ

LHRSDQ

London Heathrow

Mon 20/10

09:55-19:55

1 stop15h 00m

£523

Flights are sorted by cheapest return flights first.

Deals found on 10/6

Showing 1-10 of 14 results
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 9 June 2025.

The best time to book flights from London Heathrow Airport to Santo Domingo is 10 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 £810). Flying from London Heathrow Airport to Santo Domingo in July is currently the most expensive (average of £1,170). 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 LHR to SDQ?

Find hourly flight availability from Heathrow to Santo Domingo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 June 2025.

It’s typically best to fly out from London Heathrow Airport to Santo Domingo in the morning. Doing so could potentially save you 13% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from London Heathrow Airport to Santo Domingo?

Use this chart to determine the cheapest time to fly return from Heathrow to Santo Domingo. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London Heathrow Airport to Santo Domingo flight should consider departing on Tuesday mornings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Santo Domingo by month

Plan your trip to Santo Domingo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Santo Domingo ranges from 40.0 - 170.0 inches per month. May is typically the wettest month, when rainfall can reach 170.0 mm. February is typically the driest time to visit Santo Domingo when rainfall is around 40.0 mm.

Temperature in Santo Domingo by month

Plan your trip to Santo Domingo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Santo Domingo, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.0 C).

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 13 June 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair from London to Santo Domingo. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
8.0
Very Good
7,950 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Aeromexico
7.5
Good
1,706 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
JetBlue
7.3
Good
2,925 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

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 9 different airlines.

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

    According to our current data, Iberia (£592), Icelandair (£610), and British Airways (£642) offers the cheapest pricing from London Heathrow Airport to Santo Domingo. Iberia is 19% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from London Heathrow Airport to Santo Domingo one-way?

    To fly one-way, consider booking your trip with Avianca, which is currently one of the cheapest options available, starting at £554. Iberia flights start at £591 while deals on Icelandair start at £716 one-way.

  • 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 £810). Flying from London Heathrow Airport to Santo Domingo in July is currently the most expensive (average of £1,170). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from Heathrow to Santo Domingo

Discover the top 9 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 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£389Average£589FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£550Average£707FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
IberiaCheapest£576Average£826FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£599Average£682FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£637Average£721FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£640Average£846FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air FranceCheapest£656Average£847FlexibilityNo cancel feeOn-time77%
Search Air France flights
DeltaCheapest£677Average£924FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
KLMCheapest£711Average£860FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to Santo Domingo?

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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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