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$254+ 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SCL
Aug 10 — Aug 171
Mon 8/10
Mon 8/17
1 adult, Economy
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Cheap 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 July 11, 2026.

This Trip.com deal was found by Cheapflights users on 7/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2511:05 am
IAD
-
SCL
2 stops36h 21m
Multiple Airlines
Tue 9/16:40 am
SCL
-
IAD
1 stop22h 40m
Multiple Airlines
Deal found 7/11$537
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 9/710:45 am
IAD
-
SCL
2 stops18h 25m
Multiple Airlines
Sat 9/1912:22 pm
SCL
-
IAD
1 stop16h 58m
Multiple Airlines
Deal found 7/11$560
This Kiwi.com deal was found by Cheapflights users on 7/11. 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.
Tue 11/38:04 pm
IAD
-
SCL
2 stops28h 44m
Multiple Airlines
Tue 11/1012:15 pm
SCL
-
IAD
1 stop13h 18m
Multiple Airlines
Deal found 7/11$561
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 9/308:00 pm
IAD
-
SCL
2 stops33h 10m
Multiple Airlines
Thu 10/812:23 pm
SCL
-
IAD
1 stop13h 09m
Multiple Airlines
Deal found 7/6$574
This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
Thu 8/204:52 pm
IAD
-
SCL
2 stops32h 58m
Multiple Airlines
Wed 9/912:22 pm
SCL
-
IAD
1 stop16h 58m
Multiple Airlines
Deal found 7/7$577
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:00 pm
IAD
-
SCL
2 stops29h 46m
Multiple Airlines
Wed 9/1612:22 pm
SCL
-
IAD
1 stop13h 10m
Multiple Airlines
Deal found 7/10$585
This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
Fri 8/2110:45 am
IAD
-
SCL
2 stops16h 15m
Multiple Airlines
Thu 9/311:22 am
SCL
-
IAD
1 stop13h 10m
Multiple Airlines
Deal found 7/7$601
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 8/177:18 pm
IAD
-
SCL
2 stops24h 18m
Multiple Airlines
Wed 9/912:22 pm
SCL
-
IAD
1 stop16h 58m
Multiple Airlines
Deal found 7/7$603
This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
Sat 8/224:52 pm
IAD
-
SCL
2 stops29h 51m
Multiple Airlines
Fri 9/411:22 am
SCL
-
IAD
1 stop13h 10m
Multiple Airlines
Deal found 7/7$604
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 8/1911:05 am
IAD
-
SCL
2 stops18h 09m
Multiple Airlines
Fri 9/411:22 am
SCL
-
IAD
1 stop13h 10m
Multiple Airlines
Deal found 7/7$609
This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
Thu 8/204:52 pm
IAD
-
SCL
2 stops32h 58m
Multiple Airlines
Sun 8/2312:43 am
SCL
-
IAD
1 stop14h 22m
Multiple Airlines
Deal found 7/7$616
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/234:52 pm
IAD
-
SCL
2 stops32h 58m
Multiple Airlines
Fri 9/412:43 am
SCL
-
IAD
1 stop23h 49m
Multiple Airlines
Deal found 7/10$618

Find 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 July 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$560
(Kiwi.com)

One-way from

$254
(Kiwi.com)

Popular in

May

Cheapest in

November

Average price

$950
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Santiago Arturo Merino Benitez flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Santiago Arturo Merino Benitez flights.
Search Deals
From Washington, D.C. Dulles Intl to Santiago Arturo Merino Benitez
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Santiago Arturo Merino Benitez
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($124 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 July 11, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Sun 10/25

2:25 am-12:22 am

1 stop20h 57m

Santiago Arturo Merino Benitez

Tue 11/3

3:48 am-3:15 am

1 stop25h 27m

$645

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Tue 11/3

1:16 am-11:36 pm

1 stop20h 20m

Santiago Arturo Merino Benitez

Wed 11/11

12:15 pm-3:15 am

1 stop17h 00m

$645

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Mon 9/7

2:25 am-6:10 am

1 stop26h 45m

Santiago Arturo Merino Benitez

Wed 10/7

12:23 pm-4:20 am

1 stop16h 57m

$645

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Mon 11/16

1:16 am-2:48 am

1 stop23h 32m

Santiago Arturo Merino Benitez

Mon 11/23

1:02 am-11:33 pm

1 stop24h 31m

$645

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Wed 10/21

4:34 pm-11:39 pm

1 stop30h 05m

Santiago Arturo Merino Benitez

Sat 10/24

1:31 am-4:20 am

1 stop27h 49m

$649
Quickest round-trip

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Wed 9/9

6:09 pm-8:15 am

1 stop13h 06m

Santiago Arturo Merino Benitez

Wed 9/16

8:40 pm-9:10 am

1 stop13h 30m

$657

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Thu 8/13

12:29 pm-6:25 am

1 stop17h 56m

Santiago Arturo Merino Benitez

Wed 8/26

8:40 pm-11:33 am

1 stop14h 53m

$657

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Wed 8/26

12:29 pm-6:25 am

1 stop17h 56m

Santiago Arturo Merino Benitez

Sun 9/6

8:40 pm-9:20 am

1 stop13h 40m

$657
Cheapest one-way

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Thu 9/3

6:20 am-5:10 am

3 stops22h 50m

$297

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Sun 8/16

8:33 pm-1:50 am

3 stops29h 17m

$358

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/9

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

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 July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 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 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 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. 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?

Booking 25 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, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Santiago (average of $619). Flying from Washington, D.C. Dulles Intl Airport to Santiago in May is currently the most expensive (average of $1,063). 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. Dulles Intl 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 July 11, 2026.
Read reviews from past customers who have flown Delta,Copa Airlines, andLATAM 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
7.8
Good
8,460 reviews

Boarding

8.1

Overall

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,460 reviews
Delta
7.8
Good
8,460 reviews

Boarding

8.1

Overall

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Copa Airlines
7.6
Good
1,561 reviews
Delta
7.8
Good
8,460 reviews

Boarding

8.1

Overall

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
LATAM Airlines
7.4
Good
1,954 reviews
Delta
7.8
Good
8,460 reviews

Boarding

8.1

Overall

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
9,980 reviews
Delta
7.8
Good
8,460 reviews

Boarding

8.1

Overall

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Avianca
6.5
Okay
2,523 reviews
Delta
7.8
Good
8,460 reviews

Boarding

8.1

Overall

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 5 different airlines.

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

    Currently priced at $262, LATAM Airlines will fly you from Washington, D.C. Dulles Intl Airport to Santiago and back. In addition to LATAM Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Copa Airlines - these airlines can fly you to your destination from $328 and $353, respectively. LATAM Airlines is 67% 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 $230 on Avianca. Other airlines that offer cheap prices include Copa Airlines from $254 and LATAM Airlines from $262 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, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Santiago (average of $619). Flying from Washington, D.C. Dulles Intl Airport to Santiago in May is currently the most expensive (average of $1,063). 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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Complete your trip

Complete your trip to Santiago by adding a car rental and/or hotel reservation to your travel itinerary.
Santiago car rentals
Santiago Arturo Merino Benitez Airport car rentals
Lastarria car rentals

Top 5 airlines flying from Dulles Intl to Santiago

Discover the top 5 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 July 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$262Average$915FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$328Average$893FlexibilityNo cancel feeOn-time69%
Copa AirlinesCheapest$353Average$748FlexibilityNo cancel feeOn-time70%
AviancaCheapest$382Average$816FlexibilityNo cancel feeOn-time71%
DeltaCheapest$426Average$1,015FlexibilityNo cancel feeOn-timeN/A

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