In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What is the cheapest time of day to fly from DTM to IAD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Dortmund to Washington, D.C. Dulles Intl Airport as you normally would.

Most accurate provider : When it comes to deals on Dortmund-Washington, D.C. Dulles Intl Airport flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Dortmund-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Dortmund-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Dortmund-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Dortmund-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Dortmund to Washington, D.C. Dulles Intl?

For a flight from Dortmund to Washington, D.C. Dulles Intl, you will be flying from Dortmund. Dortmund (DTM) is just 6.3 mi from the center of the city. Dortmund is the only Dortmund airport and it handles 0 outbound flights to Washington, D.C. Dulles Intl per day. 0 airlines have flights to Washington, D.C. Dulles Intl from Dortmund on a regular basis.

Can I find deals for flights from Dortmund to Dulles Intl that include hotel bookings?

Yes. In addition to deals on Dortmund to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dortmund to Dulles Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dortmund to Dulles Intl.

Can I find deals for business class flights from Dortmund to Dulles Intl?

Yes. Cheapflights offers flight deals from Dortmund to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$8,359+ Flights from Dortmund to Washington, D.C. Dulles Intl Airport

Q: What is the cheapest month to book a flight from Dortmund to Washington, D.C. Dulles Intl Airport?

Currently, April is the cheapest month in which you can book a flight from Dortmund to Washington, D.C. Dulles Intl Airport (average of $237). Flying from Dortmund to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $583). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Q: E

Most trusted provider : When it comes to deals on Dortmund-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Dortmund-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Q: What airport do you fly from for flights from Dortmund to Washington, D.C. Dulles Intl?

For a flight from Dortmund to Washington, D.C. Dulles Intl, you will be flying from Dortmund. Dortmund (DTM) is just 6.3 mi from the center of the city. Dortmund is the only Dortmund airport and it handles 0 outbound flights to Washington, D.C. Dulles Intl per day. 0 airlines have flights to Washington, D.C. Dulles Intl from Dortmund on a regular basis.

Q: Can I find deals for flights from Dortmund to Dulles Intl that include hotel bookings?

Yes. In addition to deals on Dortmund to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

Q: How can I find direct flights from Dortmund to Dulles Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dortmund to Dulles Intl.

Q: Can I find deals for business class flights from Dortmund to Dulles Intl?

Yes. Cheapflights offers flight deals from Dortmund to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheap flight deals from Dortmund to Dulles Intl

Cheapest flights from Dortmund to Dulles Intl
Explore the most affordable flight options available from Dortmund to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 27, 2026.

mar. 3/3112:15 pm

DTM

IAD

2 stops34h 30m

Multiple Airlines

mié. 4/85:55 pm

IAD

DTM

2 stops16h 45m

Multiple Airlines

Deal found 1/25

$8,359

Best flights from Dortmund to Dulles Intl
Discover carefully curated flight deals from Dortmund to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated enero 27, 2026.

mar. 3/3112:15 pm

DTM

IAD

2 stops34h 30m

Multiple Airlines

mié. 4/85:55 pm

IAD

DTM

2 stops16h 45m

Multiple Airlines

Deal found 1/25

$8,359

Find flight deals from Dortmund to Dulles Intl

Most accurate provider	Expedia 1 star
Most trusted provider	Expedia 3 stars
Round-trip from	$8,359 (SmartFares)

Provider with most accurate pricing for Dortmund-Washington, D.C. Dulles Intl flight deals.

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DortmundWashington, D.C.

DTM - IAD

DTMIAD

Dortmund

mar. 3/31

12:15 pm-4:45 pm

2 stops34h 30m

Washington, D.C. Dulles Intl

mié. 4/8

5:55 pm-4:40 pm

2 stops16h 45m

$8,359

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Deals found on 1/25

Most accurate provider: When it comes to deals on Dortmund-Washington, D.C. Dulles Intl Airport flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Dortmund-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Dortmund-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Dortmund-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Dortmund-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dortmund to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Dortmund with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Dortmund to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from Dortmund to Washington, D.C. Dulles Intl Airport?

Currently, April is the cheapest month in which you can book a flight from Dortmund to Washington, D.C. Dulles Intl Airport (average of $237). Flying from Dortmund to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $583). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

What airport do you fly from for flights from Dortmund to Washington, D.C. Dulles Intl?
For a flight from Dortmund to Washington, D.C. Dulles Intl, you will be flying from Dortmund. Dortmund (DTM) is just 6.3 mi from the center of the city. Dortmund is the only Dortmund airport and it handles 0 outbound flights to Washington, D.C. Dulles Intl per day. 0 airlines have flights to Washington, D.C. Dulles Intl from Dortmund on a regular basis.
Can I find deals for flights from Dortmund to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Dortmund to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dortmund to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dortmund to Dulles Intl.
Can I find deals for business class flights from Dortmund to Dulles Intl?
Yes. Cheapflights offers flight deals from Dortmund to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Dortmund to Washington, D.C. Dulles Intl Airport?
Currently, April is the cheapest month in which you can book a flight from Dortmund to Washington, D.C. Dulles Intl Airport (average of $237). Flying from Dortmund to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $583). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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$8,359+ Cheap flights from Dortmund (DTM) to Dulles Intl (IAD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dortmund to Dulles Intl with Cheapflights

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Cheap flight deals from Dortmund to Dulles Intl

Cheapest flights from Dortmund to Dulles IntlExplore the most affordable flight options available from Dortmund to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 27, 2026.

Explore the most affordable flight options available from Dortmund to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 27, 2026.

Find flight deals from Dortmund to Dulles Intl

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Most trusted provider

Round-trip from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Dortmund to Washington, D.C. Dulles Intl Airport that are best for you.

Best time to book a flight from Dortmund to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Dortmund with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Dortmund to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from Dortmund to Washington, D.C. Dulles Intl Airport?

Related info for your journey

Find useful and relevant information for your journey from Dortmund to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Dortmund to Washington, D.C. Dulles Intl?

Can I find deals for flights from Dortmund to Dulles Intl that include hotel bookings?

How can I find direct flights from Dortmund to Dulles Intl?

Can I find deals for business class flights from Dortmund to Dulles Intl?

What is the cheapest month to book a flight from Dortmund to Washington, D.C. Dulles Intl Airport?

Traveling to a place near Washington, D.C. Dulles Intl Airport?

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Cheapest flights from Dortmund to Dulles Intl
Explore the most affordable flight options available from Dortmund to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 27, 2026.