Cheap Flights from Washington Dulles to Santiago

Compare Washington Dulles to Santiago flight deals

Find the cheapest month or even day of the year to fly to Santiago

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Flight deals from Washington Dulles to Santiago

Looking for a cheap last-minute deal or the best return flight from Washington Dulles to Santiago? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Washington Dulles to Santiago

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Dulles to Santiago flights are currently cheapest in December.

Washington Dulles to Santiago: Alternative routes

Compare routes from Washington Dulles to Santiago below. You may find an airport to fly into that's cheaper, faster, or easier than Santiago.

Washington D.C. to Santiago: Flight information

The things to know before you go.
Cheapest flight found£341
Cheapest month to flyMay

Finding cheap flights from Washington Dulles to Santiago: Frequently asked questions

The best price we found for a return flight from Washington Dulles to Santiago is £341. 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 Santiago. But we found flights with one or more stops from £341.
As of October 2024, there are no flights flying from Washington Dulles to Santiago.
The cheapest month to fly from Washington Dulles to Santiago is usually October 2024.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Dulles Airport to Santiago Airport on Saturday, 31 May 2025.
No airlines currently offer direct flights between Washington Dulles Airport and Santiago Airport. 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 Santiago 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 Santiago is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Copa offers the cheapest flight tickets to Santiago.

Flying from Washington Dulles International Airport (IAD) to Cibao International Airport (STI): what you need to know

  • You can expect bigger queues during popular months like July and other peak periods. Arriving up to fours hours ahead of an international flight and two hours for domestic departures is a wise move.

  • If you want to break up your flight from Washington Dulles International Airport to Cibao International Airport, think about adding a stopover. Simply deselect 'Direct flights only' and find a city that interests you. The top stopovers on the IAD - STI route include:

    • Fort Lauderdale-Hollywood International Airport

    • John F. Kennedy International Airport

    • Newark Liberty International Airport

  • Remember, you might need a visa to enter Dominican Republic. Visa regulations can differ and travel documentation requirements are always changing. Before locking in your cheap ticket from IAD to STI, check with your carrier and your destination country's local consulate or embassy for the most up-to-date information.

How to find the cheapest flights from Washington Dulles International Airport (IAD) to Cibao International Airport (STI)

  • The lowest price we've seen for a one-way ticket from Washington Dulles International Airport to Cibao International Airport is £165. For a return flight on this route, the best price is £338. Depending on the availability and when you book, these fares may change.

  • It's a good idea to book ahead of time if you want to find cheap tickets from IAD to STI. That's because flight prices are based on demand, which tends to rise closer to the date of departure.

  • If you're willing to be flexible with your travel dates, use the 'Whole month' search function. It'll give you the lowest price in each month when looking for your ticket from Washington Dulles International Airport to Cibao International Airport.

  • Finding a cheap ticket from IAD to STI is a piece of cake with Price Alerts. All you need to do is set up one of these automatic alerts and we'll notify you as soon as the price has fallen.

  • Use filters to tailor your flights from Washington Dulles International Airport to Cibao International Airport. Pick your preferred departure and arrival times, airlines and number of stops. Or sort your results by 'Cheapest' to find the best deals.

Handy information about Washington Dulles International Airport (IAD)

Arriving at Cibao International Airport (STI)

Getting from Cibao International Airport (STI) to central Santiago

  • From Cibao International Airport, Santiago is approximately 12 miles away. It takes around 31 minutes to reach the centre driving.

  • When travelling on public transport, expect a journey time of about 1 hour and 12 minutes.

When to fly to Cibao International Airport (STI)

  • August is the busiest month for flights from Washington Dulles International Airport to Cibao International Airport. To escape the crowds, travel to Santiago in May.

  • Book your flight from Washington Dulles International Airport to Cibao International Airport for August if you want to visit Santiago during its warmest month. Expect temperatures of between 21ºC and 33ºC.

  • January sees average temperatures of between 16ºC and 29ºC. Search for cheap tickets from IAD to STI sometime then if you like cooler conditions.

More about Santiago

  • When it comes to looking for somewhere to lay your head, you can find the most popular stays in Santiago right here. Browse these hotels after you've booked your flight from IAD to STI:

  • There are so many things to explore in this city it can be tricky to know where to start. Monumento a los Heroes de la Restauracion, Fortaleza San Luis and Jardin Botanico de Santiago are top attractions which should be on any good Santiago itinerary.

Complete your Santiago trip with hotels and a car rental

  • Once you've secured your cheap ticket to Cibao International Airport, check out our low prices and exclusive rates for hotels. You can also compare hundreds of car rental companies in one go to find the best car rental price for your Santiago holiday.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.