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$225+ Cheap flights from Dulles Intl (IAD) 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.
IAD — SCL
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Santiago Arturo Merino Benitez are usually found in April or October, booked 81 days in advance, depart on a Monday or Sunday and return on a Sunday

Cheap flight deals from Dulles Intl to Santiago

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 November 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$518
(Kiwi.com)

One-way from

$225
(Avianca)

Popular in

December

Cheapest in

April

Average price

$673
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Santiago Arturo Merino Benitez flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Santiago Arturo Merino Benitez flights.
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From Washington, D.C. Dulles Intl to Santiago Arturo Merino Benitez
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One-way flight from Washington, D.C. Dulles Intl to Santiago Arturo Merino Benitez
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Highest demand for flights based on searches. 6% potential increase in price ($55 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Dulles Intl to Santiago

Cheapest flights from Dulles Intl to Santiago
Explore the most affordable flight options available from Dulles Intl to Santiago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 26, 2025.

This Copa Airlines deal was found by Cheapflights users on 11/24. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/241:13 amIAD - SCL
1 stop17h 08mCopa Airlines
Tue 12/912:20 pmSCL - IAD
1 stop17h 02mCopa Airlines
Deal found 11/24$512
This American Airlines deal was found by Cheapflights users on 11/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/296:04 amIAD - SCL
1 stop23h 56mAmerican Airlines
Sat 12/611:15 pmSCL - IAD
1 stop25h 28mAmerican Airlines
Deal found 11/24$521
This FlightHub deal was found by Cheapflights users on 11/24. 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 11/2510:05 amIAD - SCL
2 stops17h 45mLATAM Airlines
Tue 12/95:15 amSCL - IAD
2 stops20h 57mLATAM Airlines
Deal found 11/24$524
This Kiwi.com deal was found by Cheapflights users on 11/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/17:49 pmIAD - SCL
2 stops17h 26mMultiple Airlines
Sat 12/65:44 amSCL - IAD
1 stop23h 38mMultiple Airlines
Deal found 11/24$526
This Delta deal was found by Cheapflights users on 11/24. 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.
Sat 12/69:00 amIAD - SCL
2 stops20h 00mDelta
Wed 12/1011:10 pmSCL - IAD
1 stop14h 25mDelta
Deal found 11/24$529
This Copa Airlines deal was found by Cheapflights users on 11/24. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/13:32 pmIAD - SCL
1 stop12h 29mCopa Airlines
Fri 12/55:44 amSCL - IAD
1 stop19h 49mCopa Airlines
Deal found 11/24$532
This Priceline deal was found by Cheapflights users on 11/26. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/22:35 pmIAD - SCL
1 stop12h 55mAvianca
Tue 12/97:25 amSCL - IAD
1 stop23h 00mAvianca
Deal found 11/26$543
This Priceline deal was found by Cheapflights users on 11/25. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/12:35 pmIAD - SCL
1 stop22h 45mAvianca
Sat 12/67:25 amSCL - IAD
1 stop23h 00mAvianca
Deal found 11/25$552
This Priceline deal was found by Cheapflights users on 11/25. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/32:35 pmIAD - SCL
1 stop12h 55mAvianca
Tue 12/94:25 pmSCL - IAD
2 stops24h 30mAvianca
Deal found 11/25$553
This FlightHub deal was found by Cheapflights users on 11/25. 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.
Sat 12/64:15 pmIAD - SCL
2 stops21h 05mAvianca
Tue 12/97:25 amSCL - IAD
1 stop23h 00mAvianca
Deal found 11/25$558

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 November 26, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Santiago that are best for you.

Fly from

Dulles Intl

Fly to

Santiago

Route

Depart

Return

Price

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Sun 1/4

4:17 pm-7:40 am

1 stop13h 23m

Santiago Arturo Merino Benitez

Fri 1/30

11:30 pm-7:09 pm

1 stop21h 39m

$524

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Sat 12/6

12:45 pm-8:50 am

1 stop18h 05m

Santiago Arturo Merino Benitez

Wed 12/10

10:45 pm-11:23 am

1 stop14h 38m

$524

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Thu 1/1

12:58 pm-7:40 am

1 stop16h 42m

Santiago Arturo Merino Benitez

Thu 1/29

9:30 pm-9:13 am

1 stop13h 43m

$524

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Sun 2/15

12:35 pm-7:40 am

1 stop17h 05m

Santiago Arturo Merino Benitez

Wed 3/11

10:30 pm-7:19 pm

1 stop21h 49m

$524

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Wed 2/18

7:15 am-7:40 am

1 stop22h 25m

Santiago Arturo Merino Benitez

Sun 3/8

10:10 pm-2:39 pm

1 stop17h 29m

$524

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Mon 2/16

7:51 pm-3:15 pm

2 stops17h 24m

Santiago Arturo Merino Benitez

Thu 3/12

8:10 am-12:26 am

2 stops17h 16m

$524

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Wed 2/18

12:35 pm-3:30 pm

2 stops24h 55m

Santiago Arturo Merino Benitez

Fri 3/6

6:30 pm-11:35 am

2 stops19h 05m

$524

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Mon 2/16

7:51 pm-3:15 pm

2 stops17h 24m

Santiago Arturo Merino Benitez

Tue 3/10

10:10 pm-2:39 pm

1 stop17h 29m

$524

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Fri 3/13

9:29 am-6:00 am

1 stop19h 31m

Santiago Arturo Merino Benitez

Mon 3/16

12:28 pm-12:32 am

1 stop13h 04m

$525

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Thu 2/19

6:00 am-7:00 am

2 stops23h 00m

Santiago Arturo Merino Benitez

Thu 3/12

8:10 am-12:26 am

2 stops17h 16m

$529

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 23 results
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Compare providers for flights from Dulles Intl 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 Dulles Intl to Santiago in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice 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. Dulles Intl 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. Dulles Intl Airport-Santiago flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Santiago flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Santiago flights, Cheapflights users trust Expedia the most. Expedia 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. Dulles Intl 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 Dulles Intl to Santiago

Have a flexible travel schedule? Discover the best time to fly to Santiago from Dulles Intl 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. Dulles Intl Airport to Santiago

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Santiago?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Santiago. Price data was last updated on November 21, 2025.

Booking 81 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to Santiago. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Santiago?

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Santiago (average of $258). Flying from Washington, D.C. Dulles Intl Airport to Santiago in September is currently the most expensive (average of $622). 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 IAD to SCL?

Find hourly flight availability from Dulles Intl 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 November 26, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Santiago in the morning. If you’re flexible enough to do this you can expect to save up to 8% on your trip compared to booking a flight in the evening.

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 November 26, 2025.
Read reviews from past customers who have flown Delta, Copa Airlines, and LATAM Airlines from Washington, D.C. Dulles Intl Airport to Santiago. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

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
8,003 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

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.
Copa Airlines
7.6
Good
1,569 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

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
1,886 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

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.
Avianca
6.6
Okay
2,477 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

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 Dulles Intl 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. Dulles Intl?

    If you book a flight to Santiago from Washington, D.C. Dulles Intl, you will be flying to Arturo Merino Benitez, which is the city’s only airport. Santiago Arturo Merino Benitez (SCL) is located 8.4 mi from the center of Santiago. There are 0 flights from Washington, D.C. Dulles Intl to Arturo Merino Benitez per day from 4 different airlines.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Santiago?

    For as low as $524, Delta can have you in Santiago from Washington, D.C. Dulles Intl Airport in 13h 23m. Washington, D.C. Dulles Intl Airport and Santiago are separated by a distance of 5013 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Currently priced at $258, Delta will fly you from Washington, D.C. Dulles Intl Airport to Santiago and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from LATAM Airlines and Avianca - these airlines can fly you to your destination from $385 and $482, respectively. Delta is 65% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Santiago one-way?

    One-way options have recently been found by users for as low as $260 on Copa Airlines. Other airlines that offer cheap prices include American Airlines from $263 and Delta from $263 one-way.

  • Can I find deals for flights from Dulles Intl to Santiago that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Santiago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Santiago?

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

  • Can I find deals for business class flights from Dulles Intl to Santiago?

    Yes. Cheapflights offers flight deals from Dulles Intl 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. Dulles Intl Airport to Santiago?

    Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Santiago (average of $258). Flying from Washington, D.C. Dulles Intl Airport to Santiago in September is currently the most expensive (average of $622). 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 Dulles Intl to Santiago

Discover the top 4 airlines that operate flights from Dulles Intl 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 November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$258Average$812FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$426Average$883FlexibilityNo cancel feeOn-time81%
AviancaCheapest$436Average$695FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$497Average$795FlexibilityNo cancel feeOn-time70%

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