Cheap Flights from Washington (IAD) to Dortmund (DTM)

Popular airlines from Washington Dulles Intl. Airport (IAD) to Dortmund (DTM)

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Dortmund Airport (DTM) cost?
Lock in a cheap one-way flight or cheap return flight from Washington Dulles Intl. Airport (IAD) to Dortmund Airport (DTM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Dortmund Airport (DTM)?
The cheapest month to fly from IAD to DTM is , when there's less demand. Off-peak season is typically when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Dortmund Airport (DTM)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from IAD to DTM. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Dortmund Airport (DTM)?
You'll need to book a flight with a layover when traveling from Washington Dulles Intl. Airport (IAD) to Dortmund Airport (DTM). Direct flights don't operate daily 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 DTM?
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 public holidays or peak travel times.*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 Dortmund Airport (DTM)?
To avoid potential delays on the Washington Dulles Intl. Airport (IAD) to Dortmund Airport (DTM) route, aim to travel before 3 PM. Later departures have a 22% higher chance of cancellation.**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 Dortmund Airport (DTM) last-minute?
Booking your flight from IAD to DTM right before your trip is typically more expensive. However, if you're flexible with your itinerary, you could grab a cheap last-minute fare.
Is it cheaper to book an IAD to DTM flight and hotel package?
You'll generally save money by booking an IAD to DTM flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've chosen your ideal flights and accommodations, you can add extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Dortmund Airport (DTM)?
If you booked your IAD to DTM flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more information.

Travel information

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Dortmund
Distance
3989 mi

Book with confidence

Book with confidence

Washington to Dortmund Flights

The cheapest times to fly from Washington to Dortmund

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

 

The best time to book a flight from Washington to Dortmund

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

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 Dortmund 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 Dortmund 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 Dortmund 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 Dortmund Flights

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*Available to One Key members.