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$289+ Cheap flights from Reagan-National (DCA) to Santiago (SCL)

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 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SCL
Mar 20 — Mar 271
Fri 3/20
Fri 3/27
1 adult, Economy
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Cheap flight deals from Reagan-National to Santiago

Cheapest flights from Reagan-National to Santiago
Explore the most affordable flight options available from Reagan-National to Santiago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 18, 2026.

This Booking.com deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/159:40 am
DCA
-
SCL
1 stop24h 35m
Air Canada
Mon 3/167:55 pm
SCL
-
DCA
1 stop27h 40m
Air Canada
Deal found 2/15$622
This Mytrip deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/18:40 pm
DCA
-
SCL
2 stops26h 40m
Multiple Airlines
Fri 5/86:40 am
SCL
-
DCA
2 stops35h 33m
Multiple Airlines
Deal found 2/14$653
This CheapOair deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/168:40 pm
DCA
-
SCL
1 stop13h 35m
Multiple Airlines
Tue 3/2411:25 pm
SCL
-
DCA
1 stop15h 35m
Multiple Airlines
Deal found 2/15$688
This FlightHub deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1111:00 am
DCA
-
SCL
1 stop17h 55m
LATAM Airlines
Tue 3/2411:25 pm
SCL
-
DCA
1 stop15h 35m
LATAM Airlines
Deal found 2/15$698
This CheapOair deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/176:50 pm
DCA
-
SCL
1 stop15h 25m
Multiple Airlines
Tue 3/2411:25 pm
SCL
-
DCA
1 stop15h 35m
Multiple Airlines
Deal found 2/16$700
This CheapOair deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/186:50 pm
DCA
-
SCL
1 stop15h 25m
Multiple Airlines
Wed 3/2510:40 pm
SCL
-
DCA
1 stop19h 20m
Multiple Airlines
Deal found 2/14$705

Find flight deals from Reagan-National to Santiago

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Santiago (SCL). 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 February 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$622
(Booking.com)

One-way from

$289
(SmartFares)

Popular in

December

Cheapest in

March

Average price

$1,075
Provider with most accurate pricing for Washington, D.C. Reagan-National-Santiago Arturo Merino Benitez flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Santiago Arturo Merino Benitez flights.
Search Deals
From Washington, D.C. Reagan-National to Santiago Arturo Merino Benitez
Search Deals
One-way flight from Washington, D.C. Reagan-National to Santiago Arturo Merino Benitez
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Santiago 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 2,558,603 searches. Data last updated February 18, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Santiago that are best for you.

Fly from

Reagan-National

Fly to

Santiago

Route

Depart

Return

Price

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Wed 3/11

11:00 am-5:55 am

1 stop17h 55m

Santiago Arturo Merino Benitez

Tue 3/24

11:25 pm-2:00 pm

1 stop15h 35m

$698

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Tue 3/17

6:00 am-11:15 am

2 stops28h 15m

Santiago Arturo Merino Benitez

Tue 3/24

11:25 pm-2:00 pm

1 stop15h 35m

$703

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Wed 3/18

6:50 pm-11:15 am

1 stop15h 25m

Santiago Arturo Merino Benitez

Wed 3/25

10:40 pm-5:00 pm

1 stop19h 20m

$705

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Tue 3/24

11:05 am-11:15 am

2 stops23h 10m

Santiago Arturo Merino Benitez

Wed 4/8

11:00 pm-2:08 pm

1 stop15h 08m

$708

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Wed 3/11

9:40 am-11:15 am

1 stop24h 35m

Santiago Arturo Merino Benitez

Mon 4/6

11:00 pm-2:08 pm

1 stop15h 08m

$741

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Thu 3/19

12:10 pm-4:30 am

2 stops15h 20m

Santiago Arturo Merino Benitez

Thu 3/26

6:30 pm-11:10 am

2 stops17h 40m

$745

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Wed 3/18

7:43 pm-2:05 pm

2 stops17h 22m

Santiago Arturo Merino Benitez

Wed 3/25

6:30 pm-11:10 am

2 stops17h 40m

$745

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Wed 3/11

1:45 pm-5:35 am

1 stop14h 50m

Santiago Arturo Merino Benitez

Mon 4/6

11:00 pm-2:08 pm

1 stop15h 08m

$749

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Sun 3/15

8:45 pm-6:45 am

2 stops33h 00m

Santiago Arturo Merino Benitez

Sun 3/22

9:25 pm-9:10 am

2 stops36h 45m

$750

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Fri 5/22

11:00 am-6:50 am

1 stop19h 50m

Santiago Arturo Merino Benitez

Sat 5/30

11:00 pm-1:49 pm

1 stop14h 49m

$752

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/14

Showing 1-10 of 16 results
1
2

Compare providers for flights from Reagan-National to Santiago

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Santiago in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Santiago flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Reagan-National Airport-Santiago flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Santiago flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Santiago flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Reagan-National Airport-Santiago flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Reagan-National to Santiago

Have a flexible travel schedule? Discover the best time to fly to Santiago from Reagan-National with our price prediction graph.
Estimated round-trip 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 Washington, D.C. Reagan-National Airport to Santiago

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Santiago?

Currently, July is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Santiago (average of $386). Flying from Washington, D.C. Reagan-National Airport to Santiago in October is currently the most expensive (average of $874). 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.

How much does it cost to fly round-trip from Washington, D.C. Reagan-National Airport to Santiago?

Reviews of airlines servicing Santiago

Get insights into the airlines that provide service to Santiago. 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 Santiago. Reviews last updated February 18, 2026.
See what other customers who have flown with Delta, LATAM Airlines, and United Airlines from Washington, D.C. Reagan-National Airport to Santiago have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,208 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,208 reviews
Delta
7.9
Good
8,208 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
LATAM Airlines
7.5
Good
1,920 reviews
Delta
7.9
Good
8,208 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,312 reviews
Delta
7.9
Good
8,208 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,304 reviews
Delta
7.9
Good
8,208 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Santiago. 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 Santiago from Washington, D.C. Reagan-National?

    For a flight from Washington, D.C. Reagan-National to Santiago, you will be flying into Arturo Merino Benitez. Santiago Arturo Merino Benitez (SCL) is just 8.4 mi from the center of the city. Arturo Merino Benitez is the only Santiago airport and it handles 0 inbound flights from Washington, D.C. Reagan-National per day. 4 airlines have flights to Santiago Arturo Merino Benitez from Washington, D.C. Reagan-National on a regular basis.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Santiago?

    Airlines like LATAM Airlines fly from Washington, D.C. Reagan-National Airport to Santiago in about 17h 55m. The time it takes to get you to your destination can typically vary by up to . Washington, D.C. Reagan-National Airport and Santiago are separated by a distance of 5004 mi.

  • What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Santiago round-trip?

    LATAM Airlines, at $426, was found to be the cheapest airline from Washington, D.C. Reagan-National Airport to Santiago.Alternate airlines to your destination round-trip include United Airlines and Delta. LATAM Airlines is currently priced 51% below the average price you’ll pay for this route.

  • Can I find deals for flights from Reagan-National to Santiago that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Santiago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Santiago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Santiago.

  • Can I find deals for business class flights from Reagan-National to Santiago?

    Yes. Cheapflights offers flight deals from Reagan-National to Santiago 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 Washington, D.C. Reagan-National Airport to Santiago?

    Currently, July is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Santiago (average of $386). Flying from Washington, D.C. Reagan-National Airport to Santiago in October is currently the most expensive (average of $874). 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 4 airlines flying from Reagan-National to Santiago

Discover the top 4 airlines that operate flights from Reagan-National to Santiago. 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 2,558,603 searches. Data last updated February 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$426Average$870FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$524Average$1,102FlexibilityNo cancel feeOn-time69%
DeltaCheapest$573Average$862FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$598Average$963FlexibilityNo cancel feeOn-time71%

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