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Cheap flights from Washington, D.C. Reagan-National 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. Reagan-National Airport to Santiago departing on 12/10. 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. Reagan-National Airport to Santiago

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
1:44 pm - 9:00 amDCA-SCL
17h 16m2 stops
American Airlines Logo
10:25 pm - 12:22 pmSCL-DCA
15h 57m2 stops
$519American Airlines
Find Deal
Sat, Nov 15 - Sat, Nov 22
Delta Logo
9:00 am - 7:00 amDCA-SCL
21h 00m1 stop
Delta Logo
10:35 am - 2:06 pmSCL-DCA
28h 31m1 stop
$522Delta
Find Deal
Sun, Mar 8 - Sat, Mar 21
LATAM Airlines Logo
1:40 pm - 7:40 amDCA-SCL
16h 00m1 stop
LATAM Airlines Logo
11:10 pm - 6:30 pmSCL-DCA
21h 20m1 stop
$534LATAM Airlines
Find Deal
Wed, Jan 7 - Wed, Jan 21
LATAM Airlines Logo
2:35 pm - 7:00 amDCA-SCL
14h 25m1 stop
LATAM Airlines Logo
8:15 am - 11:20 pmSCL-DCA
17h 05m2 stops
$536LATAM Airlines
Find Deal
Wed, Jan 14 - Tue, Feb 17
LATAM Airlines Logo
7:00 am - 7:40 amDCA-SCL
22h 40m1 stop
LATAM Airlines Logo
10:15 pm - 11:34 pmSCL-DCA
27h 19m2 stops
$539LATAM Airlines
Find Deal
Sun, Jan 4 - Tue, Jan 27
LATAM Airlines Logo
1:42 pm - 7:40 amDCA-SCL
15h 58m1 stop
LATAM Airlines Logo
11:10 pm - 10:56 pmSCL-DCA
25h 46m1 stop
$541LATAM Airlines
Find Deal
Fri, Dec 5 - Sun, Dec 21
Delta Logo
10:20 am - 7:40 amDCA-SCL
19h 20m1 stop
Delta Logo
11:10 pm - 7:34 pmSCL-DCA
22h 24m1 stop
$564Delta
Find Deal
Thu, Dec 18 - Sun, Jan 4
American Airlines Logo
11:50 am - 8:15 amDCA-SCL
18h 25m1 stop
American Airlines Logo
11:55 pm - 12:44 pmSCL-DCA
14h 49m1 stop
$569American Airlines
Find Deal
Thu, Jan 15 - Thu, Jan 22
Air Canada Logo
6:50 pm - 12:15 pmDCA-SCL
15h 25m1 stop
Air Canada Logo
7:55 pm - 6:05 pmSCL-DCA
23h 10m1 stop
$661Air Canada
Find Deal
Sun, Feb 8 - Thu, Mar 12
Air Canada Logo
4:10 pm - 7:00 amDCA-SCL
36h 50m1 stop
Air Canada Logo
8:55 pm - 8:55 amSCL-DCA
14h 00m1 stop
$696Air Canada
Find Deal
Wed, Jan 14 - Thu, Jan 22

American Airlines flights from Washington, D.C. Reagan-National Airport to Santiago

Our best American Airlines deals on Washington, D.C. Reagan-National Airport to Santiago flight tickets
American Airlines
Nov 15
DCA1:44 pmWashington, D.C. Reagan-National
17h 16m
2 stops
SCL9:00 amSantiago Arturo Merino Benitez
Nov 22
SCL10:25 pmSantiago Arturo Merino Benitez
15h 57m
2 stops
DCA12:22 pmWashington, D.C. Reagan-National
$519
Find similar
American Airlines
Jan 15
DCA11:50 amWashington, D.C. Reagan-National
18h 25m
1 stop
SCL8:15 amSantiago Arturo Merino Benitez
Jan 22
SCL11:55 pmSantiago Arturo Merino Benitez
14h 49m
1 stop
DCA12:44 pmWashington, D.C. Reagan-National
$569
Find similar
American Airlines
Nov 8
DCA1:44 pmWashington, D.C. Reagan-National
17h 16m
2 stops
SCL9:00 amSantiago Arturo Merino Benitez
Nov 22
SCL10:25 pmSantiago Arturo Merino Benitez
15h 57m
2 stops
DCA12:22 pmWashington, D.C. Reagan-National
$577
Find similar

Delta flights from Washington, D.C. Reagan-National Airport to Santiago

Our best Delta deals on Washington, D.C. Reagan-National Airport to Santiago flight tickets
Delta
Nov 8
DCA6:20 pmWashington, D.C. Reagan-National
35h 20m
1 stop
SCL7:40 amSantiago Arturo Merino Benitez
Nov 11
SCL8:15 amSantiago Arturo Merino Benitez
17h 26m
2 stops
DCA11:41 pmWashington, D.C. Reagan-National
$521
Find similar
Delta
Mar 8
DCA9:00 amWashington, D.C. Reagan-National
21h 00m
1 stop
SCL7:00 amSantiago Arturo Merino Benitez
Mar 21
SCL10:35 amSantiago Arturo Merino Benitez
28h 31m
1 stop
DCA2:06 pmWashington, D.C. Reagan-National
$522
Find similar
Delta
Dec 18
DCA10:20 amWashington, D.C. Reagan-National
19h 20m
1 stop
SCL7:40 amSantiago Arturo Merino Benitez
Jan 4
SCL11:10 pmSantiago Arturo Merino Benitez
22h 24m
1 stop
DCA7:34 pmWashington, D.C. Reagan-National
$564
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National 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 October 30, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Santiago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Sat 11/15

1:44 pm-9:00 am

2 stops17h 16m

Santiago Arturo Merino Benitez

Sat 11/22

10:25 pm-12:22 pm

2 stops15h 57m

$519

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Sun 3/8

9:00 am-7:00 am

1 stop21h 00m

Santiago Arturo Merino Benitez

Sat 3/21

10:35 am-2:06 pm

1 stop28h 31m

$522

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Wed 1/7

1:40 pm-7:40 am

1 stop16h 00m

Santiago Arturo Merino Benitez

Wed 1/21

11:10 pm-6:30 pm

1 stop21h 20m

$534

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Wed 1/14

2:35 pm-7:00 am

1 stop14h 25m

Santiago Arturo Merino Benitez

Tue 2/17

8:15 am-11:20 pm

2 stops17h 05m

$536

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Sun 1/4

7:00 am-7:40 am

1 stop22h 40m

Santiago Arturo Merino Benitez

Tue 1/27

10:15 pm-11:34 pm

2 stops27h 19m

$539

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Fri 12/5

1:42 pm-7:40 am

1 stop15h 58m

Santiago Arturo Merino Benitez

Sun 12/21

11:10 pm-10:56 pm

1 stop25h 46m

$541

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Thu 12/18

10:20 am-7:40 am

1 stop19h 20m

Santiago Arturo Merino Benitez

Sun 1/4

11:10 pm-7:34 pm

1 stop22h 24m

$564

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Thu 1/15

11:50 am-8:15 am

1 stop18h 25m

Santiago Arturo Merino Benitez

Thu 1/22

11:55 pm-12:44 pm

1 stop14h 49m

$569

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Sun 2/8

6:50 pm-12:15 pm

1 stop15h 25m

Santiago Arturo Merino Benitez

Thu 3/12

7:55 pm-6:05 pm

1 stop23h 10m

$661

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Wed 1/14

4:10 pm-7:00 am

1 stop36h 50m

Santiago Arturo Merino Benitez

Thu 1/22

8:55 pm-8:55 am

1 stop14h 00m

$696

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See travel insights to Santiago from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National 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 cheapest month to fly to Santiago?

In general, March is the cheapest month to fly from Washington, D.C. Reagan-National Airport to Santiago. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $793. If you don’t want to visit Santiago in March, then you should wait until January to fly from Washington, D.C. Reagan-National Airport, when ticket prices are also cheap, with an average price of $816.

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. Reagan-National 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 have Washington, D.C. Reagan-National Airport to Santiago flight prices changed over time?

As of October 2025, prices for Washington, D.C. Reagan-National Airport to Santiago flights are approximately 27% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. Reagan-National Airport to Santiago

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National 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. Reagan-National Airport to Santiago (DCA to SCL) flight deals and tips

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

Direct flights

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

    Washington, D.C. Reagan-National and Santiago Arturo Merino Benitez are 5008.7 mi apart from one another. Flights usually cover this in 12h 30m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Washington, D.C. Reagan-National Airport to Santiago Arturo Merino Benitez Airport were last updated today.

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

  • How old do you have to be to fly from Washington, D.C. Reagan-National 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. Reagan-National 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. Reagan-National Airport to Santiago?

Best airlines flying from Washington, D.C. Reagan-National Airport to Santiago

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Santiago with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom $524Free CancellationRating
7.5
1,873 reviews
Search LATAM Airlines flights
DeltaPriceFrom $573Free CancellationRating
7.9
7,999 reviews
Search Delta flights
American AirlinesPriceFrom $637Free CancellationRating
7.2
11,034 reviews
Search American 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?

It is quick and easy to find Washington, D.C. to Santiago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Santiago that suits you.

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

Yes. momondo allows you to filter the results for Washington, D.C. to Santiago flights to just show those with flexible booking policies.

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?

Price alerts on flights to Santiago from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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