$389 Cheap Flights from Washington (IAD) to Aarhus (AAR)

View $389 flight on Wed, Nov 12, 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Aarhus (AAR)

Cheap Flights from Washington to Aarhus (IAD-AAR)

Prices were available within the past 7 days and start at $389 for one-way flights and $510 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Wed, Nov 12 - Wed, Nov 26
IAD
Washington
AAR
Aarhus
$510 Roundtrip, found 17 hours ago
$510
Roundtrip
found 17 hours ago
Select Scandinavian Airlines flight, departing Wed, Nov 12 from Washington to Aarhus, returning Wed, Nov 26, priced at $510 found 17 hours ago
Scandinavian Airlines
Tue, Sep 16 - Mon, Sep 22
IAD
Washington
AAR
Aarhus
$525 Roundtrip, found 1 day ago
$525
Roundtrip
found 1 day ago
Select Scandinavian Airlines flight, departing Tue, Sep 16 from Washington to Aarhus, returning Mon, Sep 22, priced at $525 found 1 day ago
Scandinavian Airlines
Tue, Oct 7 - Tue, Oct 14
IAD
Washington
AAR
Aarhus
$541 Roundtrip, found 2 days ago
$541
Roundtrip
found 2 days ago
Select Scandinavian Airlines flight, departing Tue, Oct 7 from Washington to Aarhus, returning Tue, Oct 14, priced at $541 found 2 days ago
Scandinavian Airlines
Tue, Oct 7 - Tue, Oct 14
IAD
Washington
AAR
Aarhus
$555 Roundtrip, found 2 days ago
$555
Roundtrip
found 2 days ago
Select Scandinavian Airlines flight, departing Tue, Oct 7 from Washington to Aarhus, returning Tue, Oct 14, priced at $555 found 2 days ago
Scandinavian Airlines
Tue, Sep 16 - Mon, Sep 22
IAD
Washington
AAR
Aarhus
$570 Roundtrip, found 1 day ago
$570
Roundtrip
found 1 day ago
Select Scandinavian Airlines flight, departing Tue, Sep 16 from Washington to Aarhus, returning Mon, Sep 22, priced at $570 found 1 day ago
Scandinavian Airlines
Tue, Oct 7 - Tue, Oct 14
IAD
Washington
AAR
Aarhus
$605 Roundtrip, found 2 days ago
$605
Roundtrip
found 2 days ago
Select Scandinavian Airlines flight, departing Tue, Oct 7 from Washington to Aarhus, returning Tue, Oct 14, priced at $605 found 2 days ago
Delta
Tue, Sep 16 - Mon, Sep 22
IAD
Washington
AAR
Aarhus
$628 Roundtrip, found 1 day ago
$628
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Sep 16 from Washington to Aarhus, returning Mon, Sep 22, priced at $628 found 1 day ago
TAP Portugal
Wed, Nov 12 - Wed, Nov 26
IAD
Washington
AAR
Aarhus
$712 Roundtrip, found 17 hours ago
$712
Roundtrip
found 17 hours ago
Select TAP Portugal flight, departing Wed, Nov 12 from Washington to Aarhus, returning Wed, Nov 26, priced at $712 found 17 hours ago
Lufthansa
Tue, Dec 9 - Tue, Dec 16
IAD
Washington
AAR
Aarhus
$789 Roundtrip, found 5 days ago
$789
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Tue, Dec 9 from Washington to Aarhus, returning Tue, Dec 16, priced at $789 found 5 days ago
Austrian Airlines
Tue, Dec 9 - Tue, Dec 16
IAD
Washington
AAR
Aarhus
$791 Roundtrip, found 5 days ago
$791
Roundtrip
found 5 days ago
Select Austrian Airlines flight, departing Tue, Dec 9 from Washington to Aarhus, returning Tue, Dec 16, priced at $791 found 5 days ago
Flights from Washington (IAD) to Aarhus (AAR)
Origin airport
Washington Dulles Intl.
Destination airport
Aarhus
Airlines serving
Air France, Scandinavian Airlines, TAP Portugal
Roundtrip price
$509
Distance
3971 mi

Washington to Aarhus Flights

The cheapest times to fly from Washington to Aarhus

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

 

The best time to book a flight from Washington to Aarhus

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

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 Aarhus in 2025. You can also book with separate airlines for your outbound and return journeys, from $389 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 Aarhus 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 Aarhus 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 Aarhus Airport (AAR) cost?
Discover the latest flight deals from IAD to AAR by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from IAD to AAR?
The cheapest flights from IAD to AAR are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from IAD to AAR?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from IAD to AAR. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Aarhus Airport (AAR)?
There are no daily nonstop flights departing from Washington Dulles Intl. Airport (IAD) to Aarhus Airport (AAR). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from IAD to AAR?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on various factors, including the airline and season.*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 Aarhus Airport (AAR)?
To avoid possible delays on the Washington Dulles Intl. Airport (IAD) to Aarhus Airport (AAR) route, aim to travel before 3 PM. Later departures are 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 Aarhus Airport (AAR) last-minute?
Waiting until right before your break to book a flight from IAD to AAR often results in higher prices. While you may come across some last-minute deals, there's no guarantee. Be flexible with your itinerary for a better chance of scoring a bargain.
Is it cheaper to book an IAD to AAR flight and hotel package?
Opting for an IAD to AAR flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Pick from our impressive range of stays and then add flights, activities and car rentals to your booking. Bundle it all 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 Aarhus Airport (AAR)?
Generally, it's possible to cancel or reschedule your IAD to AAR flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.