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$332+ 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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SCL
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
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 January 27, 2026.

This LATAM Airlines deal was found by Cheapflights users on 1/26. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/43:40 pm
DCA
-
SCL
1 stop14h 00m
LATAM Airlines
Mon 2/911:30 pm
SCL
-
DCA
1 stop18h 59m
LATAM Airlines
Deal found 1/26$676
This FlightHub deal was found by Cheapflights users on 1/26. 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.
Mon 4/205:00 pm
DCA
-
SCL
1 stop13h 50m
LATAM Airlines
Mon 5/411:00 pm
SCL
-
DCA
2 stops18h 30m
LATAM Airlines
Deal found 1/26$681
This FlightHub deal was found by Cheapflights users on 1/26. 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.
Fri 3/62:00 pm
DCA
-
SCL
1 stop15h 00m
LATAM Airlines
Thu 3/1210:30 pm
SCL
-
DCA
1 stop19h 30m
LATAM Airlines
Deal found 1/26$683
This FlightHub deal was found by Cheapflights users on 1/25. 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 3/111:45 pm
DCA
-
SCL
1 stop16h 15m
LATAM Airlines
Tue 3/2410:40 pm
SCL
-
DCA
1 stop19h 20m
LATAM Airlines
Deal found 1/25$690
This FlightHub deal was found by Cheapflights users on 1/26. 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.
Sat 4/111:45 pm
DCA
-
SCL
1 stop17h 10m
LATAM Airlines
Sat 4/2511:00 pm
SCL
-
DCA
1 stop15h 01m
LATAM Airlines
Deal found 1/26$694
This FlightHub deal was found by Cheapflights users on 1/26. 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 1/283:40 pm
DCA
-
SCL
1 stop12h 30m
LATAM Airlines
Sat 2/1411:25 pm
SCL
-
DCA
1 stop16h 35m
LATAM Airlines
Deal found 1/26$698
This Air Canada deal was found by Cheapflights users on 1/26. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/44:15 pm
DCA
-
SCL
1 stop36h 35m
Air Canada
Mon 2/98:55 pm
SCL
-
DCA
2 stops20h 36m
Air Canada
Deal found 1/26$700
This Air Canada deal was found by Cheapflights users on 1/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/24:15 pm
DCA
-
SCL
1 stop36h 35m
Air Canada
Mon 2/98:55 pm
SCL
-
DCA
1 stop14h 00m
Air Canada
Deal found 1/25$702
This SmartFares deal was found by Cheapflights users on 1/25. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/171:45 pm
DCA
-
SCL
1 stop16h 15m
LATAM Airlines
Tue 3/3111:00 pm
SCL
-
DCA
1 stop15h 55m
LATAM Airlines
Deal found 1/25$704
This United Airlines deal was found by Cheapflights users on 1/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/32:45 pm
DCA
-
SCL
1 stop16h 05m
United Airlines
Mon 2/2310:45 pm
SCL
-
DCA
1 stop21h 59m
United Airlines
Deal found 1/26$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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$676
(FlightHub)

One-way from

$332
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$734
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
Highest demand for flights based on searches. 1% potential increase in price ($16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 January 27, 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

Sat 3/21

1:45 pm-6:45 am

1 stop16h 00m

Santiago Arturo Merino Benitez

Wed 4/1

8:45 am-11:39 pm

2 stops15h 54m

$698

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Mon 4/6

12:10 pm-6:00 am

2 stops17h 50m

Santiago Arturo Merino Benitez

Mon 4/13

7:45 pm-2:01 pm

2 stops18h 16m

$705

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Wed 2/4

4:28 pm-8:50 am

1 stop14h 22m

Santiago Arturo Merino Benitez

Thu 2/26

10:45 pm-1:49 pm

1 stop17h 04m

$705

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Mon 3/16

2:45 pm-7:50 am

1 stop16h 05m

Santiago Arturo Merino Benitez

Wed 3/25

9:45 pm-3:59 pm

1 stop19h 14m

$705

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Mon 2/2

10:15 am-7:40 am

1 stop19h 25m

Santiago Arturo Merino Benitez

Tue 2/24

11:10 pm-11:14 am

1 stop14h 04m

$705

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Tue 2/3

3:40 pm-7:40 am

1 stop14h 00m

Santiago Arturo Merino Benitez

Tue 2/10

8:15 am-11:32 pm

2 stops17h 17m

$705

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Mon 2/2

3:40 pm-7:40 am

1 stop14h 00m

Santiago Arturo Merino Benitez

Tue 2/24

4:35 am-10:09 pm

2 stops19h 34m

$705

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Tue 2/3

2:45 pm-8:50 am

1 stop16h 05m

Santiago Arturo Merino Benitez

Mon 2/23

10:45 pm-6:44 pm

1 stop21h 59m

$705

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Wed 2/4

11:00 am-8:50 am

1 stop19h 50m

Santiago Arturo Merino Benitez

Mon 2/23

10:45 pm-8:56 pm

1 stop24h 11m

$705

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Sun 3/22

1:45 pm-2:05 pm

2 stops23h 20m

Santiago Arturo Merino Benitez

Thu 3/26

6:30 pm-6:33 pm

2 stops25h 03m

$705

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 22 results
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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 January.
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 May is currently the most expensive (average of $883). 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.

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 January 27, 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
8,119 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Comfort

7.9

Overall

7.9

Entertainment

7.8

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
8,119 reviews
Delta
7.9
Good
8,119 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Comfort

7.9

Overall

7.9

Entertainment

7.8

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
1,912 reviews
Delta
7.9
Good
8,119 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Comfort

7.9

Overall

7.9

Entertainment

7.8

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
9,205 reviews
Delta
7.9
Good
8,119 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Comfort

7.9

Overall

7.9

Entertainment

7.8

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
11,197 reviews
Delta
7.9
Good
8,119 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Comfort

7.9

Overall

7.9

Entertainment

7.8

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, Delta, and United Airlines fly from Washington, D.C. Reagan-National Airport to Santiago in about 14h 22m. The time it takes to get you to your destination can typically vary by up to 3h 28m. Washington, D.C. Reagan-National Airport and Santiago are separated by a distance of 5004 mi. This flight may include one or multiple stops.

  • 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 50% 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 May is currently the most expensive (average of $883). 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

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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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$426Average$868FlexibilityNo 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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