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Cheap flights from Washington, D.C. to Santiago from $251

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. to Santiago departing on 9/15. 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. to Santiago

Cheap round-trip flights

Avianca Logo
7:00 am - 10:30 pmIAD-SCL
15h 30m1 stop
Avianca Logo
2:30 pm - 5:35 amSCL-IAD
15h 05m1 stop
$477Avianca
Find Deal
Sun, Aug 10 - Sun, Aug 24
Avianca Logo
5:45 am - 4:15 amIAD-SCL
22h 30m2 stops
Avianca Logo
6:10 am - 5:35 amSCL-IAD
23h 25m1 stop
$479Avianca
Find Deal
Fri, Aug 22 - Sun, Aug 31
Logo
8:19 pm - 9:25 amIAD-SCL
37h 06m3 stops
Logo
6:10 am - 5:35 amSCL-IAD
23h 25m1 stop
$517
Find Deal
Sun, Aug 24 - Sun, Aug 31
Logo
5:45 am - 5:00 amIAD-SCL
23h 15m3 stops
Logo
6:10 am - 5:35 amSCL-IAD
23h 25m1 stop
$518
Find Deal
Tue, Aug 19 - Sun, Aug 24
Copa Airlines Logo
2:25 am - 8:20 pmIAD-SCL
16h 55m1 stop
Copa Airlines Logo
5:12 am - 11:33 pmSCL-IAD
20h 21m1 stop
$558Copa Airlines
Find Deal
Mon, Oct 20 - Wed, Nov 5
Copa Airlines Logo
8:59 am - 11:08 pmIAD-SCL
14h 09m1 stop
Copa Airlines Logo
2:26 am - 12:28 amSCL-IAD
22h 02m1 stop
$578Copa Airlines
Find Deal
Fri, Aug 22 - Sat, Aug 30
LATAM Airlines Logo
1:55 pm - 7:00 amDCA-SCL
15h 05m1 stop
LATAM Airlines Logo
11:25 pm - 12:57 pmSCL-DCA
15h 32m1 stop
$708LATAM Airlines
Find Deal
Mon, Nov 10 - Wed, Nov 19
LATAM Airlines Logo
1:45 pm - 7:00 amDCA-SCL
15h 15m2 stops
LATAM Airlines Logo
11:25 pm - 12:57 pmSCL-DCA
15h 32m1 stop
$712LATAM Airlines
Find Deal
Tue, Dec 2 - Tue, Dec 9
American Airlines Logo
6:56 pm - 6:55 amDCA-SCL
11h 59m1 stop
American Airlines Logo
9:55 pm - 10:59 amSCL-DCA
13h 04m1 stop
$754American Airlines
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Wed, Aug 6 - Thu, Aug 14
American Airlines Logo
5:23 pm - 9:05 amDCA-SCL
13h 42m1 stop
American Airlines Logo
10:15 pm - 12:50 pmSCL-DCA
16h 35m2 stops
$783American Airlines
Find Deal
Mon, Nov 3 - Wed, Nov 19

LATAM Airlines flights from Washington, D.C. to Santiago

Our best LATAM Airlines deals on Washington, D.C. to Santiago flight tickets
LATAM Airlines
Nov 10
DCA1:55 pmWashington, D.C. Reagan-National
15h 05m
1 stop
SCL7:00 amSantiago Arturo Merino Benitez
Nov 19
SCL11:25 pmSantiago Arturo Merino Benitez
15h 32m
1 stop
DCA12:57 pmWashington, D.C. Reagan-National
$708
Find similar
LATAM Airlines
Dec 2
DCA1:45 pmWashington, D.C. Reagan-National
15h 15m
2 stops
SCL7:00 amSantiago Arturo Merino Benitez
Dec 9
SCL11:25 pmSantiago Arturo Merino Benitez
15h 32m
1 stop
DCA12:57 pmWashington, D.C. Reagan-National
$712
Find similar
LATAM Airlines
Nov 10
DCA11:00 amWashington, D.C. Reagan-National
17h 55m
1 stop
SCL6:55 amSantiago Arturo Merino Benitez
Nov 19
SCL8:50 pmSantiago Arturo Merino Benitez
16h 04m
2 stops
DCA10:54 amWashington, D.C. Reagan-National
$723
Find similar

American Airlines flights from Washington, D.C. to Santiago

Our best American Airlines deals on Washington, D.C. to Santiago flight tickets
American Airlines
Aug 6
DCA6:56 pmWashington, D.C. Reagan-National
11h 59m
1 stop
SCL6:55 amSantiago Arturo Merino Benitez
Aug 14
SCL9:55 pmSantiago Arturo Merino Benitez
13h 04m
1 stop
DCA10:59 amWashington, D.C. Reagan-National
$754
Find similar
American Airlines
Nov 3
DCA5:23 pmWashington, D.C. Reagan-National
13h 42m
1 stop
SCL9:05 amSantiago Arturo Merino Benitez
Nov 19
SCL10:15 pmSantiago Arturo Merino Benitez
16h 35m
2 stops
DCA12:50 pmWashington, D.C. Reagan-National
$783
Find similar
American Airlines
Aug 23
DCA11:47 amWashington, D.C. Reagan-National
19h 08m
1 stop
SCL6:55 amSantiago Arturo Merino Benitez
Aug 28
SCL9:55 pmSantiago Arturo Merino Benitez
20h 31m
1 stop
DCA6:26 pmWashington, D.C. Reagan-National
$794
Find similar

See travel insights to Santiago from

How to get the cheapest flight ticket from Washington, D.C. 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. and Santiago?

What is the cheapest month to fly to Santiago?

In general, April is the cheapest month to fly from Washington, D.C. to Santiago. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $583. If you don’t want to visit Santiago in April, then you should wait until August to fly from Washington, D.C., when ticket prices are also cheap, with an average price of $628.

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. 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. when booking weeks ahead of your departure date. In general, you can expect to find flights to Santiago for around $786 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. for as low as $522 on momondo.

Can stopping save me money on Washington, D.C. to Santiago flights?

You could potentially save up to 25% on your flight if you consider stops on a Washington, D.C. to Santiago flight.

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

As of July 2025, prices for Washington, D.C. to Santiago flights are approximately 14% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. to Santiago

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

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

Best Price Found

$251

Fastest flight time

11h 59m

Direct flights

None

Airports in Santiago

1 airport
The best one-way flight to Santiago from Washington, D.C. in the past 72 hours is $251. The best round-trip flight deal from Washington, D.C. to Santiago found on momondo in the last 72 hours is $477.
The fastest flight from Washington, D.C. to Santiago takes 11h 59m
There are no direct flights from Washington, D.C. to Santiago. Popular non-direct routes for this connection are Washington, D.C. Reagan-National Airport - Santiago Arturo Merino Benitez Airport, Washington, D.C. Dulles Intl Airport - Santiago Arturo Merino Benitez Airport and Baltimore/Washington Airport - Santiago Arturo Merino Benitez Airport.
There is 1 airport near Santiago: Santiago Arturo Merino Benitez (SCL)
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  • How far is Washington, D.C. to Santiago Arturo Merino Benitez by plane?

    A flight from Washington, D.C. to Santiago Arturo Merino Benitez will travel around 5012.3 mi. Typically, this will take 11h 59m by plane in normal conditions.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Santiago Arturo Merino Benitez Airport.

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

    The necessary travel and health documents for your Santiago Arturo Merino Benitez Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Washington, D.C. to Santiago

Compare and see reviews for airlines that fly from Washington, D.C. to Santiago with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $385Free CancellationRating
8.0
7,952 reviews
Search Delta flights
LATAM AirlinesPriceFrom $422Free CancellationRating
7.5
1,807 reviews
Search LATAM Airlines flights
AviancaPriceFrom $436Free CancellationRating
6.7
2,374 reviews
Search Avianca flights
Copa AirlinesPriceFrom $440Free CancellationRating
7.5
1,474 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $598Free CancellationRating
7.2
10,000 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?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Santiago. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Santiago from Washington, D.C. with this policy.

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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