$256 Cheap Flights from Washington (IAD) to Arequipa (AQP)

View $256 flight on Sun, Feb 1, 2026Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Arequipa (AQP-Rodriguez Ballon Intl.)

Cheap Flights from Washington to Arequipa (IAD-AQP)

Prices were available within the past 7 days and start at $256 for one-way flights and $534 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Dec 30 - Fri, Jan 16
IAD
Washington
AQP
Arequipa
$534 Roundtrip, found 3 days ago
$534
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Dec 30 from Washington to Arequipa, returning Fri, Jan 16, priced at $534 found 3 days ago
Delta
Tue, Nov 11 - Tue, Nov 18
IAD
Washington
AQP
Arequipa
$540 Roundtrip, found 2 days ago
$540
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Nov 11 from Washington to Arequipa, returning Tue, Nov 18, priced at $540 found 2 days ago
Delta
Sun, Nov 23 - Fri, Nov 28
IAD
Washington
AQP
Arequipa
$541 Roundtrip, found 5 days ago
$541
Roundtrip
found 5 days ago
Select Delta flight, departing Sun, Nov 23 from Washington to Arequipa, returning Fri, Nov 28, priced at $541 found 5 days ago
Delta
Wed, Nov 12 - Thu, Nov 27
IAD
Washington
AQP
Arequipa
$547 Roundtrip, found 3 days ago
$547
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Nov 12 from Washington to Arequipa, returning Thu, Nov 27, priced at $547 found 3 days ago
Delta
Mon, Nov 10 - Thu, Nov 27
IAD
Washington
AQP
Arequipa
$548 Roundtrip, found 3 days ago
$548
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Nov 10 from Washington to Arequipa, returning Thu, Nov 27, priced at $548 found 3 days ago
LATAM Airlines Group
Sun, Feb 1 - Fri, Feb 20
IAD
Washington
AQP
Arequipa
$549 Roundtrip, found 5 hours ago
$549
Roundtrip
found 5 hours ago
Select LATAM Airlines Group flight, departing Sun, Feb 1 from Washington to Arequipa, returning Fri, Feb 20, priced at $549 found 5 hours ago
Delta
Tue, Dec 30 - Wed, Jan 14
IAD
Washington
AQP
Arequipa
$550 Roundtrip, found 3 days ago
$550
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Dec 30 from Washington to Arequipa, returning Wed, Jan 14, priced at $550 found 3 days ago
Delta
Wed, Jan 14 - Sun, Jan 25
IAD
Washington
AQP
Arequipa
$554 Roundtrip, found 4 days ago
$554
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Jan 14 from Washington to Arequipa, returning Sun, Jan 25, priced at $554 found 4 days ago
LATAM Airlines Group
Fri, Nov 28 - Sat, Dec 13
IAD
Washington
AQP
Arequipa
$557 Roundtrip, found 1 day ago
$557
Roundtrip
found 1 day ago
Select LATAM Airlines Group flight, departing Fri, Nov 28 from Washington to Arequipa, returning Sat, Dec 13, priced at $557 found 1 day ago
Aeromexico
Thu, Apr 9 - Sat, Apr 18
IAD
Washington
AQP
Arequipa
$1,643 Roundtrip, found 9 hours ago
$1,643
Roundtrip
found 9 hours ago
Select Aeromexico flight, departing Thu, Apr 9 from Washington to Arequipa, returning Sat, Apr 18, priced at $1,643 found 9 hours ago

Alternative airports near Arequipa

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Rodriguez Ballon Intl. AQP. Cheapest and Closest option available. Average driving time to city center is 13 minutes. Flights from $540
AQP
Rodriguez Ballon Intl.
CheapestClosest
Average driving time to city center13 min
Flights from $540

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Rodriguez Ballon Intl. Airport (AQP) cost?
Get a cheap one-way flight from $256 or cheap return flight from $534 from Washington Dulles Intl. Airport (IAD) to Rodriguez Ballon Intl. Airport (AQP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Rodriguez Ballon Intl. Airport (AQP)?
Planning your getaway for December may help you find better deals, as it's the cheapest month for flights between IAD and AQP. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Rodriguez Ballon Intl. Airport (AQP)?
To find the cheapest airline that'll fly you from IAD to AQP, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Rodriguez Ballon Intl. Airport (AQP)?
There are no daily nonstop flights from Washington Dulles Intl. Airport (IAD) to Rodriguez Ballon Intl. Airport (AQP). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from IAD to AQP?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary based on a range of factors, such as the time of year and carrier.*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 Rodriguez Ballon Intl. Airport (AQP)?
Opt for a flight from Washington Dulles Intl. Airport (IAD) to Rodriguez Ballon Intl. Airport (AQP) that takes off before 3 PM to reduce the risk of cancellations. Later departures 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 Rodriguez Ballon Intl. Airport (AQP) last-minute?
Last-minute bookings from IAD to AQP are typically more expensive. To lock in the lowest prices, start looking for flights ahead of time. That being said, if you can play around with your travel dates, you may land a cheap ticket right before your journey.
Is it cheaper to book an IAD to AQP flight and hotel package?
Compared with arranging hotels and flights separately, booking an IAD to AQP flight and hotel package with Expedia could result in significant savings. What's more, having everything in one convenient place will take the stress out of planning your trip. Just pick your flights and choose from our extensive range of stays, then personalize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Rodriguez Ballon Intl. Airport (AQP)?
If you reserved your IAD to AQP flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Rodriguez Ballon Intl.
Airlines serving
Aeromexico, Delta, LATAM Airlines Group
Roundtrip price
$534
Distance
3839 mi

Book with confidence

Washington to Arequipa Flights

The cheapest times to fly from Washington to Arequipa

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 Arequipa are during the month of December. You can find some of the cheapest flights from Washington to Arequipa with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Arequipa

Sunday is one of the best days to book for cheap flights from Washington to Arequipa: 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 Arequipa

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 Arequipa in 2025. You can also book with separate airlines for your outbound and return journeys, from $256 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 Arequipa 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 Arequipa 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 Arequipa Flights

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*Available to One Key members.