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Cheap flights from Washington Dulles to Santo Domingo

Compare Washington Dulles to Santo Domingo flight deals

Find the cheapest month or even day of the year to fly to Santo Domingo

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Flight deals from Washington Dulles to Santo Domingo

Looking for a cheap last-minute deal or the best round-trip flight from Washington Dulles Airport to Santo Domingo? If you want to travel next month, round-trip fares start from $477. Find the lowest prices on one-way and round-trip tickets right here.
Santo Domingo.$477 per passenger.Departing Thu, Aug 20, returning Mon, Aug 24.Round-trip flight with Frontier Airlines and Arajet.Outbound indirect flight with Frontier Airlines, departing from Washington Dulles on Thu, Aug 20, arriving in Santo Domingo Las Americas.Inbound indirect flight with Arajet, departing from Santo Domingo Las Americas on Mon, Aug 24, arriving in Washington Dulles.Price includes taxes and charges.From $477, select.
Santo Domingo.$478 per passenger.Departing Tue, Aug 25, returning Tue, Sep 29.Round-trip flight with Frontier Airlines and Arajet.Outbound indirect flight with Frontier Airlines, departing from Washington Dulles on Tue, Aug 25, arriving in Santo Domingo Las Americas.Inbound indirect flight with Arajet, departing from Santo Domingo Las Americas on Tue, Sep 29, arriving in Washington Dulles.Price includes taxes and charges.From $478, select.
Santo Domingo.$498 per passenger.Departing Thu, Oct 8, returning Mon, Oct 12.Round-trip flight with Frontier Airlines and Arajet.Outbound indirect flight with Frontier Airlines, departing from Washington Dulles on Thu, Oct 8, arriving in Santo Domingo Las Americas.Inbound indirect flight with Arajet, departing from Santo Domingo Las Americas on Mon, Oct 12, arriving in Washington Dulles.Price includes taxes and charges.From $498, select.
Santo Domingo.$508 per passenger.Departing Fri, Sep 11, returning Wed, Sep 16.Round-trip flight with Frontier Airlines and Arajet.Outbound indirect flight with Frontier Airlines, departing from Washington Dulles on Fri, Sep 11, arriving in Santo Domingo Las Americas.Inbound indirect flight with Arajet, departing from Santo Domingo Las Americas on Wed, Sep 16, arriving in Washington Dulles.Price includes taxes and charges.From $508, select.
Santo Domingo.$518 per passenger.Departing Sat, Nov 7, returning Thu, Nov 12.Round-trip flight with Copa.Outbound indirect flight with Copa, departing from Washington Dulles on Sat, Nov 7, arriving in Santo Domingo Las Americas.Inbound indirect flight with Copa, departing from Santo Domingo Las Americas on Thu, Nov 12, arriving in Washington Dulles.Price includes taxes and charges.From $518, select.
Santo Domingo.$523 per passenger.Departing Wed, Sep 30, returning Mon, Oct 5.Round-trip flight with Frontier Airlines and Arajet.Outbound indirect flight with Frontier Airlines, departing from Washington Dulles on Wed, Sep 30, arriving in Santo Domingo Las Americas.Inbound indirect flight with Arajet, departing from Santo Domingo Las Americas on Mon, Oct 5, arriving in Washington Dulles.Price includes taxes and charges.From $523, select.
Santo Domingo.$532 per passenger.Departing Sat, Oct 31, returning Sun, Nov 1.Round-trip flight with Copa.Outbound indirect flight with Copa, departing from Washington Dulles on Sat, Oct 31, arriving in Santo Domingo Las Americas.Inbound indirect flight with Copa, departing from Santo Domingo Las Americas on Sun, Nov 1, arriving in Washington Dulles.Price includes taxes and charges.From $532, select.
Santo Domingo.$558 per passenger.Departing Thu, Jan 7, returning Mon, Jan 11.Round-trip flight with Air Canada.Outbound indirect flight with Air Canada, departing from Washington Dulles on Thu, Jan 7, arriving in Santo Domingo Las Americas.Inbound indirect flight with Air Canada, departing from Santo Domingo Las Americas on Mon, Jan 11, arriving in Washington Dulles.Price includes taxes and charges.From $558, select.
Santo Domingo.$570 per passenger.Departing Tue, Dec 1, returning Tue, Dec 8.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Washington Dulles on Tue, Dec 1, arriving in Santo Domingo Las Americas.Inbound indirect flight with Delta, departing from Santo Domingo Las Americas on Tue, Dec 8, arriving in Washington Dulles.Price includes taxes and charges.From $570, select.
Santo Domingo.$584 per passenger.Departing Wed, Jul 22, returning Wed, Jul 29.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Washington Dulles on Wed, Jul 22, arriving in Santo Domingo Las Americas.Inbound indirect flight with Frontier Airlines, departing from Santo Domingo Las Americas on Wed, Jul 29, arriving in Washington Dulles.Price includes taxes and charges.From $584, select.
Santo Domingo.$606 per passenger.Departing Sat, May 15, returning Thu, May 27.Round-trip flight with Avianca.Outbound indirect flight with Avianca, departing from Washington Dulles on Sat, May 15, arriving in Santo Domingo Las Americas.Inbound indirect flight with Avianca, departing from Santo Domingo Las Americas on Thu, May 27, arriving in Washington Dulles.Price includes taxes and charges.From $606, select.
Santo Domingo.$659 per passenger.Departing Wed, Jul 29, returning Wed, Aug 5.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Washington Dulles on Wed, Jul 29, arriving in Santo Domingo Las Americas.Inbound indirect flight with Delta, departing from Santo Domingo Las Americas on Wed, Aug 5, arriving in Washington Dulles.Price includes taxes and charges.From $659, select.
Santo Domingo.$675 per passenger.Departing Thu, Dec 31, returning Thu, Jan 14.Round-trip flight with United.Outbound indirect flight with United, departing from Washington Dulles on Thu, Dec 31, arriving in Santo Domingo Las Americas.Inbound indirect flight with United, departing from Santo Domingo Las Americas on Thu, Jan 14, arriving in Washington Dulles.Price includes taxes and charges.From $675, select.
Santo Domingo.$692 per passenger.Departing Sun, Nov 29, returning Wed, Dec 9.Round-trip flight with Copa.Outbound indirect flight with Copa, departing from Washington Dulles on Sun, Nov 29, arriving in Santo Domingo Las Americas.Inbound indirect flight with Copa, departing from Santo Domingo Las Americas on Wed, Dec 9, arriving in Washington Dulles.Price includes taxes and charges.From $692, select.
Santo Domingo.$699 per passenger.Departing Thu, Apr 8, returning Mon, Apr 12.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Washington Dulles on Thu, Apr 8, arriving in Santo Domingo Las Americas.Inbound indirect flight with Delta, departing from Santo Domingo Las Americas on Mon, Apr 12, arriving in Washington Dulles.Price includes taxes and charges.From $699, select.
Santo Domingo.$740 per passenger.Departing Sun, Mar 7, returning Sat, Mar 13.Round-trip flight with United.Outbound indirect flight with United, departing from Washington Dulles on Sun, Mar 7, arriving in Santo Domingo Las Americas.Inbound indirect flight with United, departing from Santo Domingo Las Americas on Sat, Mar 13, arriving in Washington Dulles.Price includes taxes and charges.From $740, select.

Find the cheapest month to fly from Washington Dulles to Santo Domingo

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Dulles to Santo Domingo flights are currently cheapest in August.
Jul
from $584
Aug
from $477
Sep
from $508
Oct
from $498
Nov
from $518
Dec
from $570
Jan
from $558
Feb
Find prices
Mar
from $740
Apr
from $699
May
from $606
Jun
Find prices

Alternative Washington Dulles to Santo Domingo routes

Looking for the cheapest, fastest or easiest route from Washington Dulles to Santo Domingo? You could fly into the following airports instead.

La Isabela International

15km from central Santo Domingo
Closest
from $1,268
Search flights

Santo Domingo Las Americas

23km from central Santo Domingo
Cheapest
from $477
Search flights

Samana

89km from central Santo Domingo
from $1,085
Search flights

Washington, D.C. to Santo Domingo: Flight information

The things to know before you go.
Cheapest flight found$477
Cheapest month to flyAugust

Finding cheap flights from Washington Dulles to Santo Domingo: Frequently asked questions

There are 3 airports in Santo Domingo: La Isabela International, Santo Domingo Las Americas and Samana.
The best price we found for a round-trip flight from Washington Dulles to Santo Domingo is $477. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Washington Dulles to Santo Domingo. But we found flights with one or more stops from $477.
There are no flights flying from Washington Dulles to Santo Domingo, as of July 2026.
The cheapest month to fly from Washington Dulles to Santo Domingo is usually August.
If you're flying from Washington Dulles Airport, the cheapest airport near Santo Domingo is Santo Domingo Las Americas – which is 23.4 km away from the center of Santo Domingo. We've found flights to this airport from $477.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Dulles Airport to Santo Domingo on Thursday, August 20, 2026.
No airlines currently offer direct flights between Washington Dulles Airport and Santo Domingo. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Santo Domingo but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Santo Domingo is around 40 days in advance, so don’t leave your flight to the last minute.

In July, the average temperature is usually around 28°C. August is typically the warmest month in Santo Domingo, when it usually averages around 31°C. You can expect the least rain in March. The coldest month is January, with temperatures averaging 21°C. The rainiest month is September.
Currently, Frontier Airlines offers the cheapest flight tickets to Santo Domingo.

Flying from Washington Dulles International Airport (IAD) to Santo Domingo: what you need to know

  • The timezone in Santo Domingo is UTC-4. The city is one hour ahead of Washington DC, where Washington Dulles International Airport is located.

  • For stress-free travel, turn up at the airport two hours ahead of international flights and one hour before domestic departures. That way, you won't have to rush to board your IAD to Santo Domingo flight.

  • Flying during a peak time like June? Public holidays and other popular periods can mean longer queues at check-in and security. Be extra cautious and get there up to four hours ahead of international flights and two hours before a domestic departure.

  • A stopover is the ideal opportunity to break up your journey and perhaps even visit a new city. When searching for plane tickets from IAD to Santo Domingo, deselect the 'Direct flights only' box to see where you can visit along the way. Here are some popular options to consider:

    • Atlanta Hartsfield-Jackson International Airport (ATL)

    • Fort Lauderdale-Hollywood International Airport (FLL)

    • Luis Munoz Marin International Airport (SJU)

  • Traveling from central Washington DC to IAD takes around 1 hour 10 minutes on public transport. If you drive, ride-share or grab a cab, you'll cover the 40 kilometers in 45 minutes or so, depending on traffic.

  • Want a stress-free start to your vacation? Stay near IAD. Whether you're taking an early flight from Washington Dulles International Airport to Santo Domingo or want to avoid feeling rushed, these hotels are a convenient choice:

  • Of all flights leaving Washington Dulles International Airport, 77% land on schedule at their destination.

  • IAD is located at 1 Saarinen Circle.

How to find the cheapest flights from Washington Dulles International Airport (IAD) to Santo Domingo

  • $226 is the lowest price we've found for a one-way Washington Dulles International Airport to Santo Domingo flight. A return plane ticket right now is $477. Depending on when you want to go and the availability, these fares can change.

  • Booking in advance is often the key to locking in a cheap flight from IAD to Santo Domingo. Flight prices rise as demand increases, so the closer you get to departure, the more you'll likely pay.

  • Scoring cheap tickets from Washington Dulles International Airport to Santo Domingo is easier if you're flexible with your travel dates. Use the 'Whole month' tool to get the best prices across the month and score a fantastic deal.

  • Never miss a deal on cheap flights from IAD to Santo Domingo by creating a Price Alert. We'll send you an email or notification through the app when a new discounted fare appears.

  • Find a cheap flight from Washington Dulles International Airport to Santo Domingo with the help of our filters. Choose your preferred times, airlines and number of stops, then sort the results by 'Cheapest' to see the best deals.

Airports in Santo Domingo

Santo Domingo Las Americas International Airport (SDQ)

  • Santo Domingo Las Americas International Airport (SDQ) to the center of Santo Domingo takes around 35 minutes to reach by car. The center is roughly 29 kilometers away.

  • If you're traveling on public transport, expect a journey time of around 1 hour 15 minutes.

  • The last thing you want is a lengthy journey to your hotel if you're arriving on a late flight from Washington Dulles International Airport to Santo Domingo. Stay at one of these accommodation options near SDQ instead:

  • Reserving your ride from Santo Domingo Las Americas International Airport around one week before your flight from IAD to Santo Domingo can help you lock in the best possible rate.

La Isabela Dr Joaquin Balaguer Intl Airport (JBQ)

  • The center of Santo Domingo is around 23 kilometers from La Isabela Dr Joaquin Balaguer Intl Airport (JBQ). Once your flight from Washington Dulles International Airport to Santo Domingo has touched down and you've made your way out of the airport, expect a drive of around 30 minutes.

  • The trip will take about 50 minutes on public transport.

  • Following your IAD to Santo Domingo flight, tuck yourself in at a hotel near JBQ. These are some comfortable accommodation options that'll help you slip into relaxation mode:

  • Save time at the rental desk by having everything prearranged. Reserve your ride from JBQ in advance so you can simply grab the keys and get going.

Best time to go to Santo Domingo

  • December is the quietest month for flights from Washington Dulles International Airport to Santo Domingo, while August is the busiest. Work out the ideal time to visit Santo Domingo based on whether you prefer a laid-back vibe or a more bustling atmosphere.

  • When booking your Washington Dulles International Airport to Santo Domingo plane ticket, think about the type of weather you enjoy. September is the warmest month in Santo Domingo, with temperatures ranging from 23ºC (73ºF) to 33ºC (91ºF).

  • Look for cheap tickets from IAD to Santo Domingo in February if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between 19ºC (66ºF) and 29ºC (84ºF) on average.

More about Santo Domingo

  • When it comes to searching for somewhere to rest your head, you'll find the best stays in Santo Domingo right here. Browse these hotels once you've booked your flight from Washington Dulles International Airport to Santo Domingo:

  • Every great adventure has to include some sightseeing. Alcazar de Colon, Catedral Primada de las Americas and The Cathedral of the Americas are must-do's during your Santo Domingo adventure.

Explore more of the Dominican Republic

  • You've visited Santo Domingo, now it's time to discover more of the Dominican Republic. Journey about 105 kilometers east to La Romana to tick off its top attractions. From Altos de Chavon to Minitas Beach and Dye Fore Golf Course of Casa de Campo, there's plenty to keep you on the go.

  • Around 161 kilometers northwest of Santo Domingo, Puerto Plata is another essential stop in the Dominican Republic. Start your sightseeing at Long Beach, Golden Beach (Playa Dorada) and Puerto Plata Cable Car.

Plan the rest of your trip from Washington, D.C. to Santo Domingo

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.