$257+ 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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SCL
Sep 26 — Oct 31
Round-trip
1 adult, Economy
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Find cheap flights from Dulles Intl to Santiago with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Dulles Intl to SantiagoExplore 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 August 27, 2026.
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 August 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 10/111:12 am -
2 stops32h 20m
Sat 10/101:30 am -
1 stop13h 45m
Deal found 8/27![Multiple Airlines logo]()
$628
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 11/1911:16 am -
2 stops35h 03m
Thu 11/2612:15 pm -
1 stop13h 18m
Deal found 8/27![Multiple Airlines logo]()
$629
This FlightHub deal was found by Cheapflights users on 8/22. 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 11/2312:35 pm -
2 stops16h 25m
Mon 11/3011:50 pm -
1 stop19h 38m
Deal found 8/22![LATAM Airlines logo]()
$647
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/511:16 am -
2 stops16h 30m
Sun 11/812:15 pm -
1 stop13h 18m
Deal found 8/26![Multiple Airlines logo]()
$650
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/21:16 am -
2 stops25h 47m
Thu 12/34:15 pm -
1 stop14h 15m
Deal found 8/26![Multiple Airlines logo]()
$651
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 11/211:16 am -
2 stops38h 19m
Sun 11/812:15 pm -
1 stop13h 18m
Deal found 8/27![Multiple Airlines logo]()
$652
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:26 pm -
2 stops15h 17m
Fri 10/212:23 pm -
1 stop13h 09m
Deal found 8/26![Multiple Airlines logo]()
$653
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:28 pm -
2 stops51h 11m
Tue 10/612:23 pm -
1 stop13h 09m
Deal found 8/26![Multiple Airlines logo]()
$656
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 11/115:00 pm -
2 stops17h 40m
Sat 11/1412:15 pm -
1 stop13h 18m
Deal found 8/22![Multiple Airlines logo]()
$664
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 11/111:16 am -
2 stops35h 03m
Wed 11/1812:15 pm -
1 stop13h 18m
Deal found 8/27![Multiple Airlines logo]()
$665
Best flights from Dulles Intl to SantiagoDiscover carefully curated flight deals from Dulles Intl to Santiago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.
Discover carefully curated flight deals from Dulles Intl to Santiago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.
This Delta deal was found by Cheapflights users on 8/23. 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 11/2312:32 pm -
2 stops16h 28m
Wed 12/28:13 am -
2 stops18h 29m
Deal found 8/23![Delta logo]()
$690
This Copa Airlines deal was found by Cheapflights users on 8/27. 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.
Wed 1/134:18 am -
1 stop17h 22m
Tue 1/193:53 am -
1 stop25h 05m
Deal found 8/27![Copa Airlines logo]()
$703
This Delta deal was found by Cheapflights users on 8/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/412:30 pm -
1 stop16h 25m
Wed 2/2411:50 pm -
1 stop14h 02m
Deal found 8/25![Delta logo]()
$715
This Delta deal was found by Cheapflights users on 8/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/184:00 pm -
2 stops21h 00m
Sun 2/288:13 am -
2 stops18h 07m
Deal found 8/26![Delta logo]()
$715
This Delta deal was found by Cheapflights users on 8/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/710:05 am -
1 stop18h 35m
Wed 2/2411:50 pm -
1 stop14h 02m
Deal found 8/25![Delta logo]()
$715
This Delta deal was found by Cheapflights users on 8/24. 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.
Sun 2/216:30 pm -
2 stops18h 30m
Sun 3/1411:10 pm -
2 stops20h 16m
Deal found 8/24![Delta logo]()
$720
This Delta deal was found by Cheapflights users on 8/22. 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 11/1212:35 pm -
1 stop16h 20m
Thu 11/1911:10 pm -
1 stop14h 27m
Deal found 8/22![Delta logo]()
$785
This Delta deal was found by Cheapflights users on 8/22. 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.
Tue 11/105:00 pm -
1 stop12h 40m
Thu 11/1911:10 pm -
1 stop14h 27m
Deal found 8/22![Delta logo]()
$785
This Delta deal was found by Cheapflights users on 8/27. 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 10/264:48 pm -
2 stops21h 12m
Wed 11/48:25 pm -
2 stops15h 45m
Deal found 8/27![Delta logo]()
$785
This Delta deal was found by Cheapflights users on 8/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/212:20 pm -
2 stops15h 15m
Sat 11/78:13 am -
2 stops18h 29m
Deal found 8/26![Delta logo]()
$790
Last-minute flights from Dulles Intl to SantiagoDiscover last-minute flight deals from Dulles Intl to Santiago. Data last updated August 27, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Santiago. Data last updated August 27, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:12 am -
2 stops18h 48m
Fri 10/21:44 am -
1 stop23h 48m
Deal found 8/26![Multiple Airlines logo]()
$687
This eDestinos deal was found by Cheapflights users on 8/25. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:00 am -
3 stops46h 03m
Thu 10/17:40 am -
2 stops21h 40m
Deal found 8/25![Multiple Airlines logo]()
$704
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:28 pm -
2 stops51h 11m
Tue 10/612:23 pm -
1 stop13h 09m
Deal found 8/26![Multiple Airlines logo]()
$656
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 9/267:28 pm -
2 stops31h 28m
Sat 10/34:20 pm -
1 stop14h 00m
Deal found 8/27![Multiple Airlines logo]()
$671
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:00 am -
2 stops21h 43m
Sat 10/34:20 pm -
1 stop14h 00m
Deal found 8/26![Multiple Airlines logo]()
$674
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/289:35 am -
2 stops18h 42m
Fri 10/212:23 pm -
1 stop13h 09m
Deal found 8/26![Multiple Airlines logo]()
$684
This eDestinos deal was found by Cheapflights users on 8/22. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:00 am -
3 stops23h 25m
Mon 10/51:30 am -
1 stop13h 45m
Deal found 8/22![Multiple Airlines logo]()
$709
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:26 pm -
2 stops15h 17m
Fri 10/212:23 pm -
1 stop13h 09m
Deal found 8/26![Multiple Airlines logo]()
$653
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:26 pm -
2 stops15h 17m
Sat 10/34:20 pm -
1 stop14h 00m
Deal found 8/26![Multiple Airlines logo]()
$673
One-way flights from Dulles Intl to SantiagoSearch for one-way flight options from Dulles Intl to Santiago. Find affordable one-way fares based on user searches. Data last updated August 27, 2026.
Search for one-way flight options from Dulles Intl to Santiago. Find affordable one-way fares based on user searches. Data last updated August 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/29:06 pm -
3 stops28h 29m
Deal found 8/25![Multiple Airlines logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 8/24. 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.
Sun 9/64:52 pm -
2 stops34h 04m
Deal found 8/24![Multiple Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 8/24. 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.
Sun 10/259:06 pm -
3 stops25h 33m
Deal found 8/24![Multiple Airlines logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 8/24. 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.
Wed 9/2311:12 am -
3 stops31h 33m
Deal found 8/24![Multiple Airlines logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/38:05 am -
3 stops36h 30m
Deal found 8/25![Multiple Airlines logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 8/24. 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.
Wed 9/911:12 am -
2 stops18h 48m
Deal found 8/24![Multiple Airlines logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:05 am -
2 stops38h 41m
Deal found 8/26![Multiple Airlines logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:00 am -
3 stops21h 03m
Deal found 8/25![Multiple Airlines logo]()
$368
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 9/286:00 am -
3 stops21h 43m
Deal found 8/27![Multiple Airlines logo]()
$371
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/1910:05 am -
2 stops16h 58m
Deal found 8/26![Multiple Airlines logo]()
$372
This Kiwi.com deal was found by Cheapflights users on 8/24. 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.
Tue 9/229:04 pm -
3 stops28h 42m
Deal found 8/24![Multiple Airlines logo]()
$374
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 August 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $647 (FlightHub) |
One-way from | $257 (Kiwi.com) |
Popular in | May |
Cheapest in | November |
Average price | $798 |
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 7,457,451 searches. Data last updated August 27, 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
Cheapest round-trip
Washington, D.C.Santiago
IAD Washington, D.C. Dulles Intl - SCL Santiago Arturo Merino Benitez
IADSCL
Washington, D.C. Dulles Intl
Mon 11/23
12:32 pm-7:00 am
2 stops16h 28m
Santiago Arturo Merino Benitez
Wed 12/2
8:13 am-12:42 am
2 stops18h 29m
$690
Washington, D.C.Santiago
IAD Washington, D.C. Dulles Intl - SCL Santiago Arturo Merino Benitez
IADSCL
Washington, D.C. Dulles Intl
Wed 1/13
4:18 am-11:40 pm
1 stop17h 22m
Santiago Arturo Merino Benitez
Tue 1/19
3:53 am-2:58 am
1 stop25h 05m
$703
Washington, D.C.Santiago
IAD Washington, D.C. Dulles Intl - SCL Santiago Arturo Merino Benitez
IADSCL
Washington, D.C. Dulles Intl
Thu 2/4
12:30 pm-6:55 am
1 stop16h 25m
Santiago Arturo Merino Benitez
Wed 2/24
11:50 pm-11:52 am
1 stop14h 02m
$715
Washington, D.C.Santiago
IAD Washington, D.C. Dulles Intl - SCL Santiago Arturo Merino Benitez
IADSCL
Washington, D.C. Dulles Intl
Thu 2/18
4:00 pm-3:00 pm
2 stops21h 00m
Santiago Arturo Merino Benitez
Sun 2/28
8:13 am-12:20 am
2 stops18h 07m
$715
Washington, D.C.Santiago
IAD Washington, D.C. Dulles Intl - SCL Santiago Arturo Merino Benitez
IADSCL
Washington, D.C. Dulles Intl
Sun 2/7
10:05 am-6:40 am
1 stop18h 35m
Santiago Arturo Merino Benitez
Wed 2/24
11:50 pm-11:52 am
1 stop14h 02m
$715
Washington, D.C.Santiago
IAD Washington, D.C. Dulles Intl - SCL Santiago Arturo Merino Benitez
IADSCL
Washington, D.C. Dulles Intl
Sun 2/21
6:30 pm-3:00 pm
2 stops18h 30m
Santiago Arturo Merino Benitez
Sun 3/14
11:10 pm-6:26 pm
2 stops20h 16m
$720
Washington, D.C.Santiago
IAD Washington, D.C. Dulles Intl - SCL Santiago Arturo Merino Benitez
IADSCL
Washington, D.C. Dulles Intl
Thu 11/12
12:35 pm-6:55 am
1 stop16h 20m
Santiago Arturo Merino Benitez
Thu 11/19
11:10 pm-11:37 am
1 stop14h 27m
$785
Quickest round-trip
Washington, D.C.Santiago
IAD Washington, D.C. Dulles Intl - SCL Santiago Arturo Merino Benitez
IADSCL
Washington, D.C. Dulles Intl
Tue 11/10
5:00 pm-7:40 am
1 stop12h 40m
Santiago Arturo Merino Benitez
Thu 11/19
11:10 pm-11:37 am
1 stop14h 27m
$785
Washington, D.C.Santiago
IAD Washington, D.C. Dulles Intl - SCL Santiago Arturo Merino Benitez
IADSCL
Washington, D.C. Dulles Intl
Mon 10/26
4:48 pm-3:00 pm
2 stops21h 12m
Santiago Arturo Merino Benitez
Wed 11/4
8:25 pm-10:10 am
2 stops15h 45m
$785
Washington, D.C.Santiago
IAD Washington, D.C. Dulles Intl - SCL Santiago Arturo Merino Benitez
IADSCL
Washington, D.C. Dulles Intl
Mon 11/2
12:20 pm-5:35 am
2 stops15h 15m
Santiago Arturo Merino Benitez
Sat 11/7
8:13 am-12:42 am
2 stops18h 29m
$790
Showing 1-10 of 19 resultsSorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star |
- 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.
IAD-SCL
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 49 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 $606). 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?
Airfare is typical for this route at the moment.
Washington, D.C. Dulles Intl Airport to Santiago flights typically cost between $626 and $748 in October.The cheapest round-trip price found within the last 5 days was $628 on Multiple Airlines (Oct 1-Oct 10).
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 August 27, 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.
Overall
7.8
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Overall
7.8
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Overall
7.8
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Overall
7.8
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Overall
7.8
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Overall
7.8
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
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.
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Dulles Intl and Santiago flights
Browse other Dulles Intl and Santiago flight options. Last updated on August 27, 2026.
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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 7,457,451 searches. Data last updated August 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$262 | Average$828 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$328 | Average$893 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$353 | Average$748 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$382 | Average$859 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$426 | Average$1,015 | FlexibilityNo cancel fee | On-timeN/A |