$450 Cheap Flights from Washington (IAD) to Arica (ARI)

View $450 flight on Sun, Feb 1, 2026Opens in a new window

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

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Cheap Flights from Washington to Arica (IAD-ARI)

Prices were available within the past 7 days and start at $450 for one-way flights and $853 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sun, Feb 1 - Tue, Mar 3
IAD
Washington
ARI
Arica
$853 Roundtrip, found 4 hours ago
$853
Roundtrip
found 4 hours ago
Select Air Canada flight, departing Sun, Feb 1 from Washington to Arica, returning Tue, Mar 3, priced at $853 found 4 hours ago
LATAM Airlines Group
Sun, Feb 1 - Tue, Mar 3
IAD
Washington
ARI
Arica
$970 Roundtrip, found 4 hours ago
$970
Roundtrip
found 4 hours ago
Select LATAM Airlines Group flight, departing Sun, Feb 1 from Washington to Arica, returning Tue, Mar 3, priced at $970 found 4 hours ago
LATAM Airlines Group
Thu, Nov 27 - Thu, Dec 4
IAD
Washington
ARI
Arica
$1,154 Roundtrip, found 3 days ago
$1,154
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Thu, Nov 27 from Washington to Arica, returning Thu, Dec 4, priced at $1,154 found 3 days ago
Air Canada
Tue, Feb 3 - Sat, Feb 28
IAD
Washington
ARI
Arica
$1,165 Roundtrip, found 1 day ago
$1,165
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Feb 3 from Washington to Arica, returning Sat, Feb 28, priced at $1,165 found 1 day ago
LATAM Airlines Group
Sun, Feb 1 - Tue, Mar 3
IAD
Washington
ARI
Arica
$1,180 Roundtrip, found 4 hours ago
$1,180
Roundtrip
found 4 hours ago
Select LATAM Airlines Group flight, departing Sun, Feb 1 from Washington to Arica, returning Tue, Mar 3, priced at $1,180 found 4 hours ago
LATAM Airlines Group
Thu, Nov 27 - Thu, Dec 4
IAD
Washington
ARI
Arica
$1,190 Roundtrip, found 3 days ago
$1,190
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Thu, Nov 27 from Washington to Arica, returning Thu, Dec 4, priced at $1,190 found 3 days ago
Air Canada
Thu, Jan 29 - Sat, Feb 28
IAD
Washington
ARI
Arica
$1,217 Roundtrip, found 20 hours ago
$1,217
Roundtrip
found 20 hours ago
Select Air Canada flight, departing Thu, Jan 29 from Washington to Arica, returning Sat, Feb 28, priced at $1,217 found 20 hours ago
LATAM Airlines Group
Sun, Feb 1 - Tue, Mar 3
IAD
Washington
ARI
Arica
$1,232 Roundtrip, found 4 hours ago
$1,232
Roundtrip
found 4 hours ago
Select LATAM Airlines Group flight, departing Sun, Feb 1 from Washington to Arica, returning Tue, Mar 3, priced at $1,232 found 4 hours ago
Delta
Sun, Feb 1 - Tue, Mar 3
IAD
Washington
ARI
Arica
$1,354 Roundtrip, found 4 hours ago
$1,354
Roundtrip
found 4 hours ago
Select Delta flight, departing Sun, Feb 1 from Washington to Arica, returning Tue, Mar 3, priced at $1,354 found 4 hours ago
United
Sun, Feb 1 - Tue, Mar 3
IAD
Washington
ARI
Arica
$3,029 Roundtrip, found 4 hours ago
$3,029
Roundtrip
found 4 hours ago
Select United flight, departing Sun, Feb 1 from Washington to Arica, returning Tue, Mar 3, priced at $3,029 found 4 hours ago

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 $450 or cheap return flight from $853 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.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Chacalluta
Airlines serving
LATAM Airlines Group
Roundtrip price
$852
Distance
3985 mi

Book with confidence

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 $450 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.

 

Washington to Arica Flights

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*Available to One Key members.