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$341+ 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SCL
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap 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 September 11, 2025.

Round-trip from

$627
(FlightHub)

One-way from

$341
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$805
From Washington, D.C. Reagan-National to Santiago Arturo Merino Benitez
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One-way flight from Washington, D.C. Reagan-National to Santiago Arturo Merino Benitez
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Highest demand for flights based on searches. 6% potential increase in price ($64 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 11, 2025.

This FlightHub deal was found by Cheapflights users on 9/10. 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 11/121:44 pmDCA - SCL
2 stops15h 16mLATAM Airlines
Wed 11/2611:40 pmSCL - DCA
1 stop18h 22mLATAM Airlines
Deal found 9/10$627
This LATAM Airlines deal was found by Cheapflights users on 9/9. 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 9/2411:10 amDCA - SCL
1 stop19h 40mLATAM Airlines
Wed 10/810:55 pmSCL - DCA
1 stop20h 05mLATAM Airlines
Deal found 9/9$636
This FlightHub deal was found by Cheapflights users on 9/10. 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 11/32:40 pmDCA - SCL
1 stop13h 20mLATAM Airlines
Wed 11/1911:25 pmSCL - DCA
1 stop16h 35mLATAM Airlines
Deal found 9/10$637
This LATAM Airlines deal was found by Cheapflights users on 9/9. 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 10/111:10 amDCA - SCL
1 stop19h 35mLATAM Airlines
Wed 10/810:55 pmSCL - DCA
1 stop15h 50mLATAM Airlines
Deal found 9/9$638
This FlightHub deal was found by Cheapflights users on 9/9. 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 12/311:10 amDCA - SCL
1 stop17h 45mLATAM Airlines
Wed 12/1711:25 pmSCL - DCA
1 stop16h 35mLATAM Airlines
Deal found 9/9$646
This FlightHub deal was found by Cheapflights users on 9/10. 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.
Tue 10/72:40 pmDCA - SCL
1 stop15h 10mLATAM Airlines
Sun 10/198:45 pmSCL - DCA
2 stops18h 00mLATAM Airlines
Deal found 9/10$650
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/111:30 amDCA - SCL
1 stop17h 25mDelta
Mon 12/811:25 pmSCL - DCA
1 stop16h 34mDelta
Deal found 9/10$656
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/42:35 pmDCA - SCL
1 stop14h 25mDelta
Thu 12/119:30 pmSCL - DCA
1 stop13h 42mDelta
Deal found 9/10$664

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 September 11, 2025.
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 11/12

1:44 pm-7:00 am

2 stops15h 16m

Santiago Arturo Merino Benitez

Wed 11/26

11:40 pm-4:02 pm

1 stop18h 22m

$641

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Mon 12/1

4:05 pm-7:40 am

1 stop13h 35m

Santiago Arturo Merino Benitez

Wed 12/10

11:10 pm-3:00 pm

1 stop17h 50m

$656

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Tue 12/2

10:20 am-7:40 am

1 stop19h 20m

Santiago Arturo Merino Benitez

Thu 12/11

9:30 pm-9:12 am

1 stop13h 42m

$656

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Wed 12/3

12:40 pm-8:50 am

1 stop18h 10m

Santiago Arturo Merino Benitez

Mon 12/15

10:45 pm-11:32 am

1 stop14h 47m

$664

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Thu 12/11

8:15 am-8:50 am

1 stop22h 35m

Santiago Arturo Merino Benitez

Tue 12/23

10:45 pm-8:46 pm

1 stop24h 01m

$664

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Wed 12/3

8:59 am-7:40 am

1 stop20h 41m

Santiago Arturo Merino Benitez

Tue 12/16

11:10 pm-11:39 am

1 stop14h 29m

$664

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Mon 2/9

2:45 pm-8:50 am

1 stop16h 05m

Santiago Arturo Merino Benitez

Wed 2/18

10:45 pm-11:25 am

1 stop14h 40m

$664

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Wed 12/3

1:42 pm-7:40 am

1 stop15h 58m

Santiago Arturo Merino Benitez

Thu 12/18

9:30 pm-9:12 am

1 stop13h 42m

$664

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Thu 12/4

10:20 am-4:30 am

2 stops16h 10m

Santiago Arturo Merino Benitez

Thu 12/18

9:30 pm-11:39 am

1 stop16h 09m

$664

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Wed 12/10

4:05 pm-7:40 am

1 stop13h 35m

Santiago Arturo Merino Benitez

Mon 12/22

9:30 pm-9:12 am

1 stop13h 42m

$664

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 18 results
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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, April is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Santiago (average of $752). Flying from Washington, D.C. Reagan-National Airport to Santiago in December is currently the most expensive (average of $1,098). 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.

What is the cheapest time of day to fly from DCA to SCL?

Find hourly flight availability from Reagan-National to Santiago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

When flying from Washington, D.C. Reagan-National Airport to Santiago, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 25% versus a flight at noon.

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 September 11, 2025.
See what other customers who have flown with Delta, LATAM Airlines, and American 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
8.0
Very good
7,960 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LATAM Airlines
7.5
Good
1,847 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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. 3 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 and Delta fly from Washington, D.C. Reagan-National Airport to Santiago in about 13h 35m. The time it takes to get you to your destination can typically vary by up to 1h 41m. 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?

    Delta, at $564, was found to be the cheapest airline from Washington, D.C. Reagan-National Airport to Santiago.Alternate airlines to your destination round-trip include American Airlines and LATAM Airlines. Delta is currently priced 37% 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, April is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Santiago (average of $752). Flying from Washington, D.C. Reagan-National Airport to Santiago in December is currently the most expensive (average of $1,098). 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 3 airlines flying from Reagan-National to Santiago

Discover the top 3 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$564Average$862FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$598Average$877FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$693Average$941FlexibilityNo cancel feeOn-time81%

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