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Cheap flights from Washington, D.C. Dulles Intl Airport to Santiago from $252

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Santiago departing on 10/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Santiago

Cheap round-trip flights

Logo
5:45 am - 5:50 amIAD-SCL
23h 05m3 stops
Logo
5:59 am - 5:25 amSCL-IAD
24h 26m2 stops
$629
Find Deal
Sat, Oct 25 - Sat, Nov 1
LATAM Airlines Logo
12:30 pm - 5:55 amIAD-SCL
16h 25m1 stop
LATAM Airlines Logo
11:25 pm - 6:42 pmSCL-IAD
20h 17m2 stops
$631LATAM Airlines
Find Deal
Tue, Mar 10 - Tue, Mar 24
Avianca Logo
3:20 pm - 5:15 amIAD-SCL
12h 55m1 stop
Avianca Logo
7:10 am - 2:45 amSCL-IAD
20h 35m2 stops
$632Avianca
Find Deal
Fri, Sep 26 - Wed, Oct 8
Avianca Logo
4:30 am - 5:30 amIAD-SCL
23h 00m2 stops
Avianca Logo
4:25 pm - 4:25 amSCL-IAD
14h 00m1 stop
$633Avianca
Find Deal
Wed, Dec 3 - Thu, Dec 11
Avianca Logo
3:20 pm - 2:25 pmIAD-SCL
22h 05m1 stop
Avianca Logo
12:55 am - 2:00 pmSCL-IAD
14h 05m1 stop
$634Avianca
Find Deal
Tue, Oct 7 - Fri, Oct 10
Copa Airlines Logo
2:18 am - 8:20 pmIAD-SCL
17h 02m1 stop
Copa Airlines Logo
12:28 pm - 4:15 amSCL-IAD
16h 47m1 stop
$652Copa Airlines
Find Deal
Mon, Mar 9 - Tue, Mar 24
Delta Logo
3:35 pm - 7:40 amIAD-SCL
14h 05m1 stop
Delta Logo
11:10 pm - 2:43 pmSCL-IAD
17h 33m1 stop
$656Delta
Find Deal
Mon, Dec 1 - Wed, Dec 10
Delta Logo
5:59 pm - 2:05 pmIAD-SCL
18h 06m2 stops
Delta Logo
9:30 pm - 9:47 amSCL-IAD
14h 17m1 stop
$664Delta
Find Deal
Thu, Dec 11 - Tue, Dec 23
American Airlines Logo
2:00 pm - 9:05 amIAD-SCL
17h 05m2 stops
American Airlines Logo
10:15 pm - 12:41 pmSCL-IAD
16h 26m2 stops
$668American Airlines
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Tue, Feb 3 - Wed, Mar 4
Copa Airlines Logo
1:12 am - 11:43 pmIAD-SCL
20h 31m1 stop
Copa Airlines Logo
5:20 am - 11:32 pmSCL-IAD
20h 12m1 stop
$672Copa Airlines
Find Deal
Mon, Jan 26 - Sun, Feb 8

Copa Airlines flights from Washington, D.C. Dulles Intl Airport to Santiago

Our best Copa Airlines deals on Washington, D.C. Dulles Intl Airport to Santiago flight tickets
Copa Airlines
Mar 9
IAD2:18 amWashington, D.C. Dulles Intl
17h 02m
1 stop
SCL8:20 pmSantiago Arturo Merino Benitez
Mar 24
SCL12:28 pmSantiago Arturo Merino Benitez
16h 47m
1 stop
IAD4:15 amWashington, D.C. Dulles Intl
$652
Find similar
Copa Airlines
Jan 26
IAD1:12 amWashington, D.C. Dulles Intl
20h 31m
1 stop
SCL11:43 pmSantiago Arturo Merino Benitez
Feb 8
SCL5:20 amSantiago Arturo Merino Benitez
20h 12m
1 stop
IAD11:32 pmWashington, D.C. Dulles Intl
$672
Find similar
Copa Airlines
Nov 8
IAD1:13 amWashington, D.C. Dulles Intl
20h 53m
1 stop
SCL12:06 amSantiago Arturo Merino Benitez
Nov 15
SCL12:20 pmSantiago Arturo Merino Benitez
17h 02m
1 stop
IAD3:22 amWashington, D.C. Dulles Intl
$677
Find similar

Avianca flights from Washington, D.C. Dulles Intl Airport to Santiago

Our best Avianca deals on Washington, D.C. Dulles Intl Airport to Santiago flight tickets
Avianca
Sep 26
IAD3:20 pmWashington, D.C. Dulles Intl
12h 55m
1 stop
SCL5:15 amSantiago Arturo Merino Benitez
Oct 8
SCL7:10 amSantiago Arturo Merino Benitez
20h 35m
2 stops
IAD2:45 amWashington, D.C. Dulles Intl
$632
Find similar
Avianca
Dec 3
IAD4:30 amWashington, D.C. Dulles Intl
23h 00m
2 stops
SCL5:30 amSantiago Arturo Merino Benitez
Dec 11
SCL4:25 pmSantiago Arturo Merino Benitez
14h 00m
1 stop
IAD4:25 amWashington, D.C. Dulles Intl
$633
Find similar
Avianca
Oct 7
IAD3:20 pmWashington, D.C. Dulles Intl
22h 05m
1 stop
SCL2:25 pmSantiago Arturo Merino Benitez
Oct 10
SCL12:55 amSantiago Arturo Merino Benitez
14h 05m
1 stop
IAD2:00 pmWashington, D.C. Dulles Intl
$634
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated September 11, 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

Fly to

Route

Depart

Return

Price

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Sat 10/25

5:45 am-5:50 am

3 stops23h 05m

Santiago Arturo Merino Benitez

Sat 11/1

5:59 am-5:25 am

2 stops24h 26m

$629

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Tue 3/10

12:30 pm-5:55 am

1 stop16h 25m

Santiago Arturo Merino Benitez

Tue 3/24

11:25 pm-6:42 pm

2 stops20h 17m

$631

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Fri 9/26

3:20 pm-5:15 am

1 stop12h 55m

Santiago Arturo Merino Benitez

Wed 10/8

7:10 am-2:45 am

2 stops20h 35m

$632

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Wed 12/3

4:30 am-5:30 am

2 stops23h 00m

Santiago Arturo Merino Benitez

Thu 12/11

4:25 pm-4:25 am

1 stop14h 00m

$633

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Tue 10/7

3:20 pm-2:25 pm

1 stop22h 05m

Santiago Arturo Merino Benitez

Fri 10/10

12:55 am-2:00 pm

1 stop14h 05m

$634

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Mon 3/9

2:18 am-8:20 pm

1 stop17h 02m

Santiago Arturo Merino Benitez

Tue 3/24

12:28 pm-4:15 am

1 stop16h 47m

$652

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Mon 12/1

3:35 pm-7:40 am

1 stop14h 05m

Santiago Arturo Merino Benitez

Wed 12/10

11:10 pm-2:43 pm

1 stop17h 33m

$656

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Thu 12/11

5:59 pm-2:05 pm

2 stops18h 06m

Santiago Arturo Merino Benitez

Tue 12/23

9:30 pm-9:47 am

1 stop14h 17m

$664

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Tue 2/3

2:00 pm-9:05 am

2 stops17h 05m

Santiago Arturo Merino Benitez

Wed 3/4

10:15 pm-12:41 pm

2 stops16h 26m

$668

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Mon 1/26

1:12 am-11:43 pm

1 stop20h 31m

Santiago Arturo Merino Benitez

Sun 2/8

5:20 am-11:32 pm

1 stop20h 12m

$672

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Santiago from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Santiago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Santiago?

What is the cheapest month to fly to Santiago?

In general, April is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Santiago. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $573. If you don’t want to visit Santiago in April, then you should wait until October to fly from Washington, D.C. Dulles Intl Airport, when ticket prices are also cheap, with an average price of $610.

What is the cheapest day to depart on your flight to Santiago?

The cheapest day to depart on your flight to Santiago is on a Monday when prices can be found for as low as $732. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Santiago on Sunday is $836.

What is the cheapest time of day to depart on your flight to Santiago?

In the morning is the cheapest time of day to fly from Washington, D.C. Dulles Intl Airport to Santiago when you can find flight prices for as low as $678. Flying to Santiago in the morning is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Santiago, so prices are often more expensive at around $862 per ticket.

How far in advance should I book a flight to Santiago?

You are more likely to see cheaper flights to Santiago from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Santiago for around $775 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Santiago from Washington, D.C. Dulles Intl Airport for as low as $554 on momondo.

How have Washington, D.C. Dulles Intl Airport to Santiago flight prices changed over time?

As of September 2025, prices for Washington, D.C. Dulles Intl Airport to Santiago flights are approximately 5% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. Dulles Intl Airport to Santiago

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Santiago according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Santiago (IAD to SCL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Santiago

Direct flights

None
There are no direct flights from Washington, D.C. Dulles Intl Airport to Santiago. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Santiago.
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  • How far is Washington, D.C. Dulles Intl to Santiago Arturo Merino Benitez by plane?

    Washington, D.C. Dulles Intl and Santiago Arturo Merino Benitez are 5017.5 mi apart from one another. By plane, this route typically takes 12h 55m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Santiago Arturo Merino Benitez Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Santiago Arturo Merino Benitez Airport are updated daily.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Santiago Arturo Merino Benitez Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Santiago Arturo Merino Benitez Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Santiago Arturo Merino Benitez Airport.

  • What documentation or ID do you need to fly to Santiago Arturo Merino Benitez Airport?

    The travel and health documents required for your trip to Santiago Arturo Merino Benitez Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Santiago Arturo Merino Benitez Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Santiago?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Santiago

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Santiago with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $385Free CancellationRating
7.9
7,960 reviews
Search Delta flights
AviancaPriceFrom $436Free CancellationRating
6.7
2,436 reviews
Search Avianca flights
Copa AirlinesPriceFrom $497Free CancellationRating
7.6
1,531 reviews
Search Copa Airlines flights
LATAM AirlinesPriceFrom $573Free CancellationRating
7.5
1,847 reviews
Search LATAM Airlines flights

Traveling to a place near Santiago?

Book flights to Santiago if you plan to visit one of these locations
Viña del Mar
Santa Cruz
Valparaíso
Valle Nevado
San Fernando
Pichilemu

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Santiago?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Santiago. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Washington, D.C. to Santiago with flexible booking policies on momondo?

Yes. All flights to Santiago from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Santiago?

momondo provides multiple filters to help you find the best flight to Santiago from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Washington, D.C. to Santiago right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to Santiago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Santiago and let you know when they change.

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