$353 Cheap Flights from Washington (DCA) to Santiago (SCL)

View $353 flight on Tue, Jan 20, 2026Opens in a new window

Popular airlines from Ronald Reagan Washington National Airport (DCA) to Santiago Intl. Airport (SCL)

Cheap Flights from Washington to Santiago (DCA-SCL)

Prices were available within the past 7 days and start at $353 for one-way flights and $674 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Sep 24 - Thu, Oct 16
DCA
Washington
SCL
Santiago
$674 Roundtrip, found 6 days ago
$674
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Sep 24 from Washington to Santiago, returning Thu, Oct 16, priced at $674 found 6 days ago
Delta
Wed, Sep 24 - Thu, Oct 16
DCA
Washington
SCL
Santiago
$676 Roundtrip, found 6 days ago
$676
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Sep 24 from Washington to Santiago, returning Thu, Oct 16, priced at $676 found 6 days ago
JetBlue Airways
Thu, Oct 30 - Thu, Nov 6
DCA
Washington
SCL
Santiago
$683 Roundtrip, found 6 days ago
$683
Roundtrip
found 6 days ago
Select JetBlue Airways flight, departing Thu, Oct 30 from Washington to Santiago, returning Thu, Nov 6, priced at $683 found 6 days ago
LATAM Airlines Group
Mon, Oct 27 - Thu, Nov 13
DCA
Washington
SCL
Santiago
$686 Roundtrip, found 5 days ago
$686
Roundtrip
found 5 days ago
Select LATAM Airlines Group flight, departing Mon, Oct 27 from Washington to Santiago, returning Thu, Nov 13, priced at $686 found 5 days ago
LATAM Airlines Group
Wed, Apr 15 - Wed, Apr 29
DCA
Washington
SCL
Santiago
$688 Roundtrip, found 6 days ago
$688
Roundtrip
found 6 days ago
Select LATAM Airlines Group flight, departing Wed, Apr 15 from Washington to Santiago, returning Wed, Apr 29, priced at $688 found 6 days ago
Air Canada
Thu, Feb 5 - Fri, Feb 20
DCA
Washington
SCL
Santiago
$689 Roundtrip, found 2 hours ago
$689
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Thu, Feb 5 from Washington to Santiago, returning Fri, Feb 20, priced at $689 found 2 hours ago
LATAM Airlines Group
Mon, Oct 27 - Tue, Nov 11
DCA
Washington
SCL
Santiago
$691 Roundtrip, found 5 days ago
$691
Roundtrip
found 5 days ago
Select LATAM Airlines Group flight, departing Mon, Oct 27 from Washington to Santiago, returning Tue, Nov 11, priced at $691 found 5 days ago
LATAM Airlines Group
Mon, Mar 9 - Mon, Mar 16
DCA
Washington
SCL
Santiago
$692 Roundtrip, found 6 days ago
$692
Roundtrip
found 6 days ago
Select LATAM Airlines Group flight, departing Mon, Mar 9 from Washington to Santiago, returning Mon, Mar 16, priced at $692 found 6 days ago
Air Canada
Tue, Jan 20 - Mon, Jan 26
DCA
Washington
SCL
Santiago
$696 Roundtrip, found 1 hour ago
$696
Roundtrip
found 1 hour ago
Select Air Canada flight, departing Tue, Jan 20 from Washington to Santiago, returning Mon, Jan 26, priced at $696 found 1 hour ago
American Airlines
Mon, Dec 1 - Mon, Dec 15
DCA
Washington
SCL
Santiago
$734 Roundtrip, found 5 days ago
$734
Roundtrip
found 5 days ago
Select American Airlines flight, departing Mon, Dec 1 from Washington to Santiago, returning Mon, Dec 15, priced at $734 found 5 days ago

Find the cheapest month to fly from Washington (DCA) to Santiago (SCL)

March is typically the cheapest month to fly

From $513 - $881 per traveler.

Frequently asked questions

How much does a flight from Ronald Reagan Washington National Airport (DCA) to Arturo Merino Benitez Airport (SCL) cost?
Snag a cheap one-way flight from $353 or cheap return flight from $674 from Ronald Reagan Washington National Airport (DCA) to Arturo Merino Benitez Airport (SCL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Ronald Reagan Washington National Airport (DCA) to Arturo Merino Benitez Airport (SCL)?
September is the least expensive month to fly from DCA to SCL. Traveling during an off-peak travel window is often the key to landing a great deal.
What is the cheapest airline that flies from Ronald Reagan Washington National Airport (DCA) to Arturo Merino Benitez Airport (SCL)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from DCA to SCL. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Ronald Reagan Washington National Airport (DCA) to Arturo Merino Benitez Airport (SCL)?
There are no daily direct flights available from Ronald Reagan Washington National Airport (DCA) to Arturo Merino Benitez Airport (SCL). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way in no time at all.
What day of the week has the most flights from DCA to SCL?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on various factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Ronald Reagan Washington National Airport (DCA) to Arturo Merino Benitez Airport (SCL)?
To avoid potential delays on the Ronald Reagan Washington National Airport (DCA) to Arturo Merino Benitez Airport (SCL) route, fly before 3 PM. Later flights have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Ronald Reagan Washington National Airport (DCA) to Arturo Merino Benitez Airport (SCL) last-minute?
Booking your plane ticket from DCA to SCL just before your trip is typically more expensive. But if you're flexible with your travel dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book a DCA to SCL flight and hotel package?
You'll typically save money by booking a DCA to SCL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. Once you've selected your preferred accommodations and flights, you can add extras like activities, car rentals and tours.
Can I cancel or change the date of my flight from Ronald Reagan Washington National Airport (DCA) to Arturo Merino Benitez Airport (SCL)?
In most cases, you can modify or cancel your DCA to SCL flight. However, there may be additional charges, especially if you booked more than 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you want further details, go to our Customer Service portal.

Travel information

Travel information

Origin airport
Ronald Reagan Washington National
Destination airport
Arturo Merino Benitez
Airlines serving
Air Canada, American Airlines, Delta, LATAM Airlines Group, United
Roundtrip price
$673
Distance
5007 mi

Book with confidence

Book with confidence

Washington to Santiago Flights

The cheapest times to fly from Washington to Santiago

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Santiago are during the month of September. You can find some of the cheapest flights from Washington to Santiago with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Santiago

Sunday is one of the best days to book for cheap flights from Washington to Santiago: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Santiago

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Santiago in 2025. You can also book with separate airlines for your outbound and return journeys, from $353 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Santiago flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Santiago airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Washington to Santiago Flights

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*Available to One Key members.