$376 Cheap Flights from Washington (IAD) to Arica (ARI)

View $376 flight on Wed, Dec 3, 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Arica (ARI-Chacalluta)

Cheap Flights from Washington to Arica (IAD-ARI)

Prices were available within the past 7 days and start at $376 for one-way flights and $750 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

LATAM Airlines Group
Sun, Feb 1 - Tue, Mar 3
IAD
Washington
ARI
Arica
$750 Roundtrip, found 23 hours ago
$750
Roundtrip
found 23 hours ago
Select LATAM Airlines Group flight, departing Sun, Feb 1 from Washington to Arica, returning Tue, Mar 3, priced at $750 found 23 hours ago
LATAM Airlines Group
Wed, Dec 3 - Wed, Dec 10
IAD
Washington
ARI
Arica
$756 Roundtrip, found 4 hours ago
$756
Roundtrip
found 4 hours ago
Select LATAM Airlines Group flight, departing Wed, Dec 3 from Washington to Arica, returning Wed, Dec 10, priced at $756 found 4 hours ago
Air Canada
Sun, Feb 1 - Tue, Mar 3
IAD
Washington
ARI
Arica
$847 Roundtrip, found 23 hours ago
$847
Roundtrip
found 23 hours ago
Select Air Canada flight, departing Sun, Feb 1 from Washington to Arica, returning Tue, Mar 3, priced at $847 found 23 hours ago
Air Canada
Thu, Jan 29 - Thu, Mar 5
IAD
Washington
ARI
Arica
$877 Roundtrip, found 2 days ago
$877
Roundtrip
found 2 days ago
Select Air Canada flight, departing Thu, Jan 29 from Washington to Arica, returning Thu, Mar 5, priced at $877 found 2 days ago
LATAM Airlines Group
Sun, Feb 1 - Tue, Mar 3
IAD
Washington
ARI
Arica
$960 Roundtrip, found 23 hours ago
$960
Roundtrip
found 23 hours ago
Select LATAM Airlines Group flight, departing Sun, Feb 1 from Washington to Arica, returning Tue, Mar 3, priced at $960 found 23 hours ago
LATAM Airlines Group
Wed, Dec 3 - Wed, Dec 10
IAD
Washington
ARI
Arica
$967 Roundtrip, found 4 hours ago
$967
Roundtrip
found 4 hours ago
Select LATAM Airlines Group flight, departing Wed, Dec 3 from Washington to Arica, returning Wed, Dec 10, priced at $967 found 4 hours ago
LATAM Airlines Group
Wed, Dec 3 - Wed, Dec 10
IAD
Washington
ARI
Arica
$976 Roundtrip, found 4 hours ago
$976
Roundtrip
found 4 hours ago
Select LATAM Airlines Group flight, departing Wed, Dec 3 from Washington to Arica, returning Wed, Dec 10, priced at $976 found 4 hours ago
LATAM Airlines Group
Wed, Dec 3 - Wed, Dec 10
IAD
Washington
ARI
Arica
$1,061 Roundtrip, found 4 hours ago
$1,061
Roundtrip
found 4 hours ago
Select LATAM Airlines Group flight, departing Wed, Dec 3 from Washington to Arica, returning Wed, Dec 10, priced at $1,061 found 4 hours ago
LATAM Airlines Group
Sun, Feb 1 - Tue, Mar 3
IAD
Washington
ARI
Arica
$1,062 Roundtrip, found 23 hours ago
$1,062
Roundtrip
found 23 hours ago
Select LATAM Airlines Group flight, departing Sun, Feb 1 from Washington to Arica, returning Tue, Mar 3, priced at $1,062 found 23 hours ago
LATAM Airlines Group
Wed, Dec 3 - Wed, Dec 10
IAD
Washington
ARI
Arica
$1,064 Roundtrip, found 4 hours ago
$1,064
Roundtrip
found 4 hours ago
Select LATAM Airlines Group flight, departing Wed, Dec 3 from Washington to Arica, returning Wed, Dec 10, priced at $1,064 found 4 hours ago
Flights from Washington (IAD) to Arica (ARI)
Origin airport
Washington Dulles Intl.
Destination airport
Chacalluta
Airlines serving
LATAM Airlines Group
Roundtrip price
$750
Distance
3985 mi

Washington to Arica Flights

The cheapest times to fly from Washington to Arica

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Arica are during the month of February. You can find some of the cheapest flights from Washington to Arica with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Arica

Sunday is one of the best days to book for cheap flights from Washington to Arica: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Arica

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Arica in 2025. You can also book with separate airlines for your outbound and return journeys, from $376 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Arica flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Arica airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Chacalluta Airport (ARI) cost?
Get a cheap one-way flight from $376 or cheap return flight from $750 from Washington Dulles Intl. Airport (IAD) to Chacalluta Airport (ARI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Chacalluta Airport (ARI)?
Traveling in February is a great way to save, as it's the cheapest month for flights between IAD and ARI. You'll typically find the lowest fares during the off-season.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Chacalluta Airport (ARI)?
To find the cheapest airline flying from IAD to ARI, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Chacalluta Airport (ARI)?
Direct flights from Washington Dulles Intl. Airport (IAD) to Chacalluta Airport (ARI) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAD to ARI?
Generally you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Chacalluta Airport (ARI)?
Book a flight from Washington Dulles Intl. Airport (IAD) to Chacalluta Airport (ARI) that takes off before 3 PM to reduce the likelihood of delays. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Chacalluta Airport (ARI) last-minute?
Booking your flight from IAD to ARI just before your journey is generally more expensive. However, if there's some wiggle room with your departure times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book an IAD to ARI flight and hotel package?
Securing an IAD to ARI flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Pick from our extensive range of hotels and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Chacalluta Airport (ARI)?
Typically, it's possible to reschedule or cancel your IAD to ARI flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.