$411 Cheap Flights from Cologne (CGN) to Washington (DCA)

View $411 flight on Fri, Apr 3, 2026Opens in a new window

Popular airlines from Cologne - Bonn Airport (CGN) to Ronald Reagan Washington National Airport (DCA)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Cologne to Washington (CGN-DCA)

Prices were available within the past 7 days and start at $411 for one-way flights and $590 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Thu, Nov 20 - Mon, Nov 24
CGN
Cologne
DCA
Washington
$590 Roundtrip, found 4 days ago
$590
Roundtrip
found 4 days ago
Select Air Canada flight, departing Thu, Nov 20 from Cologne to Washington, returning Mon, Nov 24, priced at $590 found 4 days ago
Air Canada
Thu, Nov 20 - Mon, Nov 24
CGN
Cologne
DCA
Washington
$597 Roundtrip, found 4 days ago
$597
Roundtrip
found 4 days ago
Select Air Canada flight, departing Thu, Nov 20 from Cologne to Washington, returning Mon, Nov 24, priced at $597 found 4 days ago
Air Canada
Thu, Nov 20 - Mon, Nov 24
CGN
Cologne
DCA
Washington
$603 Roundtrip, found 4 days ago
$603
Roundtrip
found 4 days ago
Select Air Canada flight, departing Thu, Nov 20 from Cologne to Washington, returning Mon, Nov 24, priced at $603 found 4 days ago
Austrian Airlines
Thu, Nov 20 - Mon, Nov 24
CGN
Cologne
DCA
Washington
$616 Roundtrip, found 4 days ago
$616
Roundtrip
found 4 days ago
Select Austrian Airlines flight, departing Thu, Nov 20 from Cologne to Washington, returning Mon, Nov 24, priced at $616 found 4 days ago
Air Canada
Thu, Nov 20 - Mon, Nov 24
CGN
Cologne
DCA
Washington
$619 Roundtrip, found 4 days ago
$619
Roundtrip
found 4 days ago
Select Air Canada flight, departing Thu, Nov 20 from Cologne to Washington, returning Mon, Nov 24, priced at $619 found 4 days ago
Austrian Airlines
Thu, Nov 20 - Mon, Nov 24
CGN
Cologne
DCA
Washington
$623 Roundtrip, found 4 days ago
$623
Roundtrip
found 4 days ago
Select Austrian Airlines flight, departing Thu, Nov 20 from Cologne to Washington, returning Mon, Nov 24, priced at $623 found 4 days ago
Air Canada
Thu, Nov 20 - Mon, Nov 24
CGN
Cologne
DCA
Washington
$625 Roundtrip, found 4 days ago
$625
Roundtrip
found 4 days ago
Select Air Canada flight, departing Thu, Nov 20 from Cologne to Washington, returning Mon, Nov 24, priced at $625 found 4 days ago
Austrian Airlines
Thu, Nov 20 - Mon, Nov 24
CGN
Cologne
DCA
Washington
$629 Roundtrip, found 4 days ago
$629
Roundtrip
found 4 days ago
Select Austrian Airlines flight, departing Thu, Nov 20 from Cologne to Washington, returning Mon, Nov 24, priced at $629 found 4 days ago
British Airways
Tue, Dec 23 - Thu, Jan 1
CGN
Cologne
DCA
Washington
$1,084 Roundtrip, found 2 days ago
$1,084
Roundtrip
found 2 days ago
Select British Airways flight, departing Tue, Dec 23 from Cologne to Washington, returning Thu, Jan 1, priced at $1,084 found 2 days ago
Lufthansa
Thu, Dec 11 - Thu, Dec 18
CGN
Cologne
DCA
Washington
$1,319 Roundtrip, found 4 days ago
$1,319
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Thu, Dec 11 from Cologne to Washington, returning Thu, Dec 18, priced at $1,319 found 4 days ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Washington Dulles Intl. IAD. Cheapest option available. Average driving time to city center is 36 minutes. Flights from $589
IAD
Washington Dulles Intl.
Cheapest
Average driving time to city center36 min
Flights from $589

Frequently asked questions

How much does a flight from Cologne - Bonn Airport (CGN) to Ronald Reagan Washington National Airport (DCA) cost?
Grab a cheap one-way flight from $411 or cheap return flight from $590 from Cologne - Bonn Airport (CGN) to Ronald Reagan Washington National Airport (DCA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Cologne - Bonn Airport (CGN) to Ronald Reagan Washington National Airport (DCA)?
The cheapest month to fly from CGN to DCA is November, when there's less demand. Off-peak season is typically when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Cologne - Bonn Airport (CGN) to Ronald Reagan Washington National Airport (DCA)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll take you from CGN to DCA. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Cologne - Bonn Airport (CGN) to Ronald Reagan Washington National Airport (DCA)?
Direct flights from Cologne - Bonn Airport (CGN) to Ronald Reagan Washington National Airport (DCA) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CGN to DCA?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary based on a range of factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cologne - Bonn Airport (CGN) to Ronald Reagan Washington National Airport (DCA)?
To touch down at Ronald Reagan Washington National Airport (DCA) without delays, opt for a flight that takes off from Cologne - Bonn Airport (CGN) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Cologne - Bonn Airport (CGN) to Ronald Reagan Washington National Airport (DCA) last-minute?
Holding off until right before your break to book a ticket from CGN to DCA generally means paying more. While it's possible to find some last-minute deals, they aren't always guaranteed. Be flexible with your travel plans for a better chance of getting a bargain.
Is it cheaper to book a CGN to DCA flight and hotel package?
Booking a CGN to DCA flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Pick from our wide range of stays and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Cologne - Bonn Airport (CGN) to Ronald Reagan Washington National Airport (DCA)?
If you reserved your CGN to DCA flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare 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, go to our Customer Service portal for more details.

Travel information

Origin airport
Cologne - Bonn
Destination airport
Ronald Reagan Washington National
Airlines serving
Air Canada, British Airways
Roundtrip price
$590
Distance
3975 mi

Book with confidence

Cologne to Washington Flights

The cheapest times to fly from Cologne to Washington

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

 

The best time to book a flight from Cologne to Washington

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

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 Cologne to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $411 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 Cologne to Washington 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 Cologne to Washington 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.

 

Cologne to Washington Flights

Explore a world of travel with Expedia

*Available to One Key members.