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Dulles Intl

$256+ Cheap flights from Santiago (SCL) to Dulles Intl (IAD)

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 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
SCL — IAD
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Santiago Arturo Merino Benitez to Washington, D.C. Dulles Intl are usually found in May or March, booked 47 days in advance, depart on a Sunday or Friday and return on a Monday

Cheap flight deals from Santiago to Dulles Intl

Cheapest flights from Santiago to Dulles Intl
Explore the most affordable flight options available from Santiago to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This United Airlines deal was found by Cheapflights users on 12/3. 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.
Sat 12/2010:45 pmSCL - IAD
1 stop27h 04mUnited Airlines
Mon 1/126:03 amIAD - SCL
1 stop24h 47mUnited Airlines
Deal found 12/3$505
This United Airlines deal was found by Cheapflights users on 12/1. 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.
Thu 12/1810:45 pmSCL - IAD
1 stop27h 04mUnited Airlines
Sun 1/48:30 amIAD - SCL
1 stop22h 20mUnited Airlines
Deal found 12/1$506
This United Airlines deal was found by Cheapflights users on 12/2. 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 12/2310:45 pmSCL - IAD
1 stop19h 39mUnited Airlines
Tue 1/66:03 amIAD - SCL
1 stop24h 47mUnited Airlines
Deal found 12/2$507
This Cheapflightsfares deal was found by Cheapflights users on 12/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:25 amSCL - IAD
2 stops20h 15mAvianca
Wed 12/104:30 amIAD - SCL
2 stops23h 00mAvianca
Deal found 12/2$508
This United Airlines deal was found by Cheapflights users on 12/3. 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.
Fri 12/1910:45 pmSCL - IAD
1 stop14h 43mUnited Airlines
Sun 1/1112:50 pmIAD - SCL
1 stop18h 00mUnited Airlines
Deal found 12/3$509
This United Airlines deal was found by Cheapflights users on 12/1. 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.
Fri 12/1910:45 pmSCL - IAD
1 stop14h 43mUnited Airlines
Sun 1/412:48 pmIAD - SCL
1 stop18h 02mUnited Airlines
Deal found 12/1$514
This American Airlines deal was found by Cheapflights users on 12/3. 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.
Mon 12/1511:15 pmSCL - IAD
1 stop25h 44mAmerican Airlines
Fri 1/166:00 amIAD - SCL
1 stop24h 15mAmerican Airlines
Deal found 12/3$515
This American Airlines deal was found by Cheapflights users on 12/2. 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.
Wed 12/1010:30 pmSCL - IAD
2 stops27h 31mAmerican Airlines
Sat 1/317:01 amIAD - SCL
2 stops23h 59mAmerican Airlines
Deal found 12/2$519
This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
Wed 12/1712:20 pmSCL - IAD
1 stop17h 02mMultiple Airlines
Tue 1/63:00 pmIAD - SCL
1 stop14h 40mMultiple Airlines
Deal found 12/2$523

Find flight deals from Santiago to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Santiago (SCL) to Dulles Intl (IAD). 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 December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$505
(United Airlines)

One-way from

$256
(Kiwi.com)

Popular in

January

Cheapest in

May

Average price

$746
Provider with most accurate pricing for Santiago Arturo Merino Benitez-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Santiago Arturo Merino Benitez-Washington, D.C. Dulles Intl flights.
Search Deals
From Santiago Arturo Merino Benitez to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Santiago Arturo Merino Benitez to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($136 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santiago to Dulles Intl 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 December 4, 2025.
Use the filters below to find and compare flights from Santiago to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Santiago

Fly to

Dulles Intl

Route

Depart

Return

Price

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

Sat 12/20

10:45 pm-11:49 pm

1 stop27h 04m

Washington, D.C. Dulles Intl

Mon 1/5

10:15 pm-8:50 am

1 stop32h 35m

$506

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

Sat 12/20

10:45 pm-11:49 pm

1 stop27h 04m

Washington, D.C. Dulles Intl

Tue 1/6

6:03 am-8:50 am

1 stop24h 47m

$506

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

Thu 12/18

10:45 pm-9:04 pm

1 stop24h 19m

Washington, D.C. Dulles Intl

Tue 1/6

6:03 am-8:50 am

1 stop24h 47m

$506

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

Thu 12/18

10:45 pm-10:19 pm

1 stop25h 34m

Washington, D.C. Dulles Intl

Sat 1/3

10:15 pm-8:50 am

1 stop32h 35m

$506

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

Fri 12/19

10:45 pm-11:28 am

1 stop14h 43m

Washington, D.C. Dulles Intl

Mon 1/5

10:15 pm-8:50 am

1 stop32h 35m

$506

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

Wed 12/17

10:45 pm-11:28 am

1 stop14h 43m

Washington, D.C. Dulles Intl

Mon 1/5

10:15 pm-8:50 am

1 stop32h 35m

$506

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

Tue 12/23

10:45 pm-11:49 pm

1 stop27h 04m

Washington, D.C. Dulles Intl

Sun 1/11

8:15 am-8:50 am

1 stop22h 35m

$506

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

Sun 12/21

10:45 pm-10:19 pm

1 stop25h 34m

Washington, D.C. Dulles Intl

Sun 1/4

6:08 am-8:50 am

1 stop24h 42m

$506

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

Thu 12/18

10:45 pm-11:49 pm

1 stop27h 04m

Washington, D.C. Dulles Intl

Sun 1/4

8:30 am-8:50 am

1 stop22h 20m

$506

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

Sun 12/21

10:45 pm-11:49 pm

1 stop27h 04m

Washington, D.C. Dulles Intl

Sun 1/11

12:50 pm-8:50 am

1 stop18h 00m

$507

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 22 results
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Compare providers for flights from Santiago to Dulles Intl

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 Santiago to Dulles Intl in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 Santiago-Washington, D.C. Dulles Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Santiago-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Santiago-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santiago-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Santiago-Washington, D.C. Dulles Intl Airport 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 Santiago to Dulles Intl

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

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

Use this chart to determine the optimal time to book a round-trip flight from Santiago to Dulles Intl. Price data was last updated on November 28, 2025.

The price you pay for your flight from Santiago to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 47 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, April is the cheapest month in which you can book a flight from Santiago to Washington, D.C. Dulles Intl Airport (average of $241). Flying from Santiago to Washington, D.C. Dulles Intl Airport in February is currently the most expensive (average of $584). 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 SCL to IAD?

Find hourly flight availability from Santiago to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

It’s typically best to fly out from Santiago to Washington, D.C. Dulles Intl Airport in the afternoon. Doing so could potentially save you 48% on the flight price compared to flying in the evening, which is usually more expensive.

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

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated December 4, 2025.
Get a feel of what it's like to fly with Delta, Copa Airlines, and LATAM Airlines from Santiago to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,011 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

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
8,011 reviews
Delta
7.9
Good
8,011 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

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
1,556 reviews
Delta
7.9
Good
8,011 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

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
1,890 reviews
Delta
7.9
Good
8,011 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

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
2,479 reviews
Delta
7.9
Good
8,011 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

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 Santiago to Dulles Intl. 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 from for flights from Santiago to Washington, D.C. Dulles Intl?

    For a flight from Santiago to Washington, D.C. Dulles Intl, you will be flying from 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 outbound flights to Washington, D.C. Dulles Intl per day. 4 airlines have flights to Washington, D.C. Dulles Intl from Santiago Arturo Merino Benitez on a regular basis.

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

    Departing from Santiago to Washington, D.C. Dulles Intl Airport will take you 27h 04m. Airlines will cover a distance of 5013 mi.

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

    Cheapflights users have booked flights from Santiago to Washington, D.C. Dulles Intl Airport round-trip from $241. Other airlines that can offer you cheap pricing are Copa Airlines, from $327, and Delta, from $588. Users have found that Avianca is 61% cheaper than the other options available to this destination.

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

    To fly one-way, consider booking your trip with Avianca, which is currently one of the cheapest options available, starting at $289. Copa Airlines flights start at $349 while deals on LATAM Airlines start at $370 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Santiago to Dulles Intl 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 Santiago to Washington, D.C. Dulles Intl Airport?

    Currently, April is the cheapest month in which you can book a flight from Santiago to Washington, D.C. Dulles Intl Airport (average of $241). Flying from Santiago to Washington, D.C. Dulles Intl Airport in February is currently the most expensive (average of $584). 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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Fairfax
Linthicum Heights
Manassas
Laurel
Towson
National Harbor
Bowie
Largo
McLean
Clinton
Upper Marlboro

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Alternative routes for Santiago to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Santiago to Reagan-National flights
Santiago to Baltimore flights
Punta Arenas to Reagan-National flights
Punta Arenas to Dulles Intl flights

Top 4 airlines flying from Santiago to Dulles Intl

Discover the top 4 airlines that operate flights from Santiago to Dulles Intl. 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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$278Average$561FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$327Average$732FlexibilityNo cancel feeOn-time70%
DeltaCheapest$588Average$723FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$613Average$731FlexibilityNo cancel feeOn-time81%

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