Cheap Flights from Washington (IAD) to Arauca (AUC)

Popular airlines from Washington Dulles Intl. Airport (IAD) to Arauca (AUC-Santiago Perez)

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Flights from Washington (IAD) to Arauca (AUC)
Origin airport
Washington Dulles Intl.
Destination airport
Santiago Perez
Distance
2242 mi

Washington to Arauca Flights

The cheapest times to fly from Washington to Arauca

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

 

The best time to book a flight from Washington to Arauca

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

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 Arauca in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Arauca 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 Arauca 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 Santiago Perez Airport (AUC) cost?
Lock in a cheap one-way flight or cheap return flight from Washington Dulles Intl. Airport (IAD) to Santiago Perez Airport (AUC) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Santiago Perez Airport (AUC)?
The cheapest month to fly from IAD to AUC is , when demand is low. Off-peak season is typically when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Santiago Perez Airport (AUC)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll take you from IAD to AUC. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Santiago Perez Airport (AUC)?
You'll have to book a flight with a layover when traveling from Washington Dulles Intl. Airport (IAD) to Santiago Perez Airport (AUC). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from IAD to AUC?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*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 Santiago Perez Airport (AUC)?
Choose a flight from Washington Dulles Intl. Airport (IAD) to Santiago Perez Airport (AUC) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**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 Santiago Perez Airport (AUC) last-minute?
Booking your flight from IAD to AUC shortly before your journey is generally more expensive. But if you're flexible with your departure times and dates, you could score a cheap last-minute fare.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Santiago Perez Airport (AUC)?
In most instances, you can modify or cancel your IAD to AUC flight. However, there may be additional charges, especially if you booked more than 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you'd like further information, go to our Customer Service portal.

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*Available to One Key members.