Beginning of main content
Trip Type
Flight 1
Flight 2
Flight 3
Flight 4
Flight 5

Search over 321,000 hotels worldwide and 400 airlines worldwide.

Secure incredible value with Expedia's Price Guarantee.

No Expedia cancellation fee to change or cancel almost any hotel reservation.

Cheap CGN to IAD Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Duesseldorf

$496.01

Dortmund

$891.71

Cheap CGN to IAD Flights

Question : Is the price you found a good deal?
Answer : Prices for this trip tend to fluctuate much more than other flights from Germany. They can vary anywhere from $579 to $7,393. Prices tend to be lower the further out you book.

Question : Is there an alternative to Cologne Bonn Airport (CGN) for getting you to Dulles?
Answer : Departing from Cologne Bonn Airport is not the only way to get to Washington Dulles International Airport. Try looking for flights from Dusseldorf International Airport (DUS) as well. Over the next few months, flights from DUS to IAD are being priced 35% cheaper than flights from CGN to IAD. Being only 32 miles away, it's easily accessible for most.

Question : Will you do what it takes to get the absolute cheapest flight?
Answer : For the month of January, the cheapest day to fly is Saturday. Being flexible with your travel days garners even more savings during booking.

Question : Have you considered flying into Ronald Reagan National Airport instead of Washington Dulles International Airport?
Answer : Flying into IAD is not the only way to get to Dulles. Try searching for flights to Ronald Reagan National Airport (DCA) as well. Over the next two months, flights from CGN to DCA are 37% cheaper than flights from CGN to IAD. Only 23 miles away, it’s easily accessible for most.

Question : How many days should you spend in Dulles?
Answer : The average time spent in Dulles by travelers from Cologne is nine days.

Question : Should you take that vacation to Dulles in the next 30 days?
Answer : Jan 27th has seen bookings (as of Jan 15th) as cheap as $579. That comes in 18% below the average price for this route. Saving on booking fees means you'll have more cash in your hand for the trip.

Question : Which airline is offering the cheapest flight from CGN to IAD?
Answer : Turkish Airlines is the leader in keeping costs down for their passengers over the next three months. Bookings are being made at just $579, which is quite a deal when compared to the more expensive bookings of $7,393.

Cologne to Washington Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Cologne to Washington will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Washington.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with CGN to IAD flights that won’t make your bank account wince. Ready to temporarily leave behind Cologne for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to IAD with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.