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$427+ Cheap flights from Cologne (CGN) to Maryland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
CGN — BWI
Mar 20 — Mar 271
Fri 3/20
Fri 3/27
1 adult, Economy
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Cheap flight deals from Cologne to Maryland

Cheapest flights from Cologne to Maryland
Explore the most affordable flight options available from Cologne to Maryland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 18, 2026.

This United Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/28:30 am
CGN
-
PHL
2 stops16h 28m
United Airlines
Tue 5/57:45 pm
PHL
-
CGN
2 stops15h 35m
United Airlines
Deal found 2/17$552
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:35 pm
CGN
-
IAD
1 stop24h 05m
Multiple Airlines
Mon 3/96:40 pm
IAD
-
CGN
1 stop13h 10m
Multiple Airlines
Deal found 2/17$604
This Kiwi.com deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/19:10 am
CGN
-
IAD
1 stop12h 25m
Lufthansa
Mon 3/96:40 pm
IAD
-
CGN
1 stop13h 10m
Lufthansa
Deal found 2/14$607
This Expedia deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/91:05 pm
CGN
-
IAD
1 stop12h 20m
Lufthansa
Sun 5/175:25 pm
IAD
-
CGN
1 stop20h 05m
Lufthansa
Deal found 2/14$614
This AirNGo deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/14:35 pm
CGN
-
DCA
2 stops34h 55m
British Airways
Mon 3/910:30 pm
DCA
-
CGN
2 stops37h 00m
British Airways
Deal found 2/17$614
This Cheapflightsfares deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/308:30 am
CGN
-
PHL
2 stops13h 35m
Lufthansa
Thu 5/145:40 pm
PHL
-
CGN
2 stops12h 40m
Lufthansa
Deal found 2/16$614
This Expedia deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/138:40 pm
CGN
-
IAD
1 stop23h 55m
Multiple Airlines
Wed 5/2710:20 pm
IAD
-
CGN
1 stop13h 00m
Multiple Airlines
Deal found 2/14$615
This Kiwi.com deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:30 am
CGN
-
IAD
1 stop16h 55m
Lufthansa
Wed 4/295:55 pm
IAD
-
CGN
2 stops12h 30m
Lufthansa
Deal found 2/14$619
This Flysmarter deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/61:05 pm
CGN
-
IAD
1 stop12h 20m
Lufthansa
Sat 5/1610:20 pm
IAD
-
CGN
1 stop15h 10m
Lufthansa
Deal found 2/14$623
This United Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/111:00 pm
CGN
-
IAD
1 stop12h 25m
United Airlines
Wed 5/2710:20 pm
IAD
-
CGN
1 stop13h 00m
United Airlines
Deal found 2/14$624
This United Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/261:35 pm
CGN
-
DCA
2 stops16h 24m
United Airlines
Mon 3/21:00 pm
DCA
-
CGN
2 stops17h 50m
United Airlines
Deal found 2/15$630
This Air Canada deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/28:30 am
CGN
-
PHL
2 stops20h 13m
Air Canada
Tue 5/510:05 am
PHL
-
CGN
2 stops20h 20m
Air Canada
Deal found 2/16$634

Find flight deals from Cologne to Maryland

Keep the following information in mind while searching for Cologne to Maryland flight deals. Data was last updated February 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$552
(United Airlines)

One-way from

$427
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$670
Provider with most accurate pricing for Cologne Köln/Bonn-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Cologne Köln/Bonn-Washington, D.C. (WAS) flights.
Search Deals
From Cologne Köln/Bonn to Maryland
Search Deals
One-way flight from Cologne Köln/Bonn to Maryland
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($99 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cologne to Maryland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 18, 2026.
Use the filters below to find and compare flights from Cologne to Maryland that are best for you.

Fly from

Cologne

Fly to

Maryland

Route

Depart

Return

Price

ColognePhiladelphia

CGN - PHL

CGNPHL

Cologne Köln/Bonn

Sat 5/2

8:30 am-6:58 pm

2 stops16h 28m

Philadelphia

Tue 5/5

7:45 pm-5:20 pm

2 stops15h 35m

$552

CologneWashington, D.C.

CGN - IAD

CGNIAD

Cologne Köln/Bonn

Sun 3/1

8:35 pm-2:40 pm

1 stop24h 05m

Washington, D.C. Dulles Intl

Mon 3/9

6:40 pm-12:50 pm

1 stop13h 10m

$604

CologneWashington, D.C.

CGN - DCA

CGNDCA

Cologne Köln/Bonn

Sun 3/1

4:35 pm-9:30 pm

2 stops34h 55m

Washington, D.C. Reagan-National

Mon 3/9

10:30 pm-4:30 pm

2 stops37h 00m

$614

ColognePhiladelphia

CGN - PHL

CGNPHL

Cologne Köln/Bonn

Thu 4/30

8:30 am-4:05 pm

2 stops13h 35m

Philadelphia

Thu 5/14

5:40 pm-12:20 pm

2 stops12h 40m

$614

CologneWashington, D.C.

CGN - IAD

CGNIAD

Cologne Köln/Bonn

Sat 4/18

8:30 am-7:25 pm

1 stop16h 55m

Washington, D.C. Dulles Intl

Mon 4/27

10:20 pm-5:20 pm

1 stop13h 00m

$624

CologneWashington, D.C.

CGN - IAD

CGNIAD

Cologne Köln/Bonn

Tue 5/12

1:00 pm-7:25 pm

1 stop12h 25m

Washington, D.C. Dulles Intl

Tue 5/26

10:20 pm-5:20 pm

1 stop13h 00m

$624

CologneWashington, D.C.

CGN - IAD

CGNIAD

Cologne Köln/Bonn

Fri 5/15

1:00 pm-7:25 pm

1 stop12h 25m

Washington, D.C. Dulles Intl

Tue 5/26

10:20 pm-5:20 pm

1 stop13h 00m

$624

CologneWashington, D.C.

CGN - IAD

CGNIAD

Cologne Köln/Bonn

Tue 5/12

1:00 pm-7:25 pm

1 stop12h 25m

Washington, D.C. Dulles Intl

Sun 5/24

10:20 pm-5:20 pm

1 stop13h 00m

$624

CologneWashington, D.C.

CGN - IAD

CGNIAD

Cologne Köln/Bonn

Sat 4/18

8:30 am-7:25 pm

1 stop16h 55m

Washington, D.C. Dulles Intl

Thu 4/30

1:10 pm-12:20 pm

2 stops17h 10m

$624

CologneWashington, D.C.

CGN - IAD

CGNIAD

Cologne Köln/Bonn

Sun 3/1

9:10 am-3:35 pm

1 stop12h 25m

Washington, D.C. Dulles Intl

Mon 3/9

6:40 pm-12:50 pm

1 stop13h 10m

$624

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/14

Showing 1-10 of 41 results
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Best time to book a flight from Cologne to Maryland

Have a flexible travel schedule? Discover the best time to fly to Maryland from Cologne 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 Cologne to Maryland

What is the cheapest month to book a flight from Cologne to Maryland?

Currently, September is the cheapest month in which you can book a flight from Cologne to Maryland (average of $478). Flying from Cologne to Maryland in July is currently the most expensive (average of $664). 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

Find useful and relevant information for your journey from Cologne to Maryland. 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 Cologne to Maryland?

    If you book a flight to Maryland from Cologne, you will be flying from Köln/Bonn, which is the city’s only airport. Cologne Köln/Bonn (CGN) is located 9.5 mi from the center of Cologne.

  • How long is the flight from Cologne to Maryland?

    For as low as $614, United Airlines can have you in Maryland from Cologne in 13h 35m. There are 3855 mi between Cologne and Maryland. This flight may include one or multiple stops.

  • What are the most popular routes from Cologne to Maryland?

    The most popular flight routes from Cologne to Maryland are Cologne Köln/Bonn - Washington, D.C. Dulles Intl, Cologne Köln/Bonn - Washington, D.C. Reagan-National and Cologne Köln/Bonn - Baltimore/Washington.

  • Can I find deals for flights from Cologne to Maryland that include hotel bookings?

    Yes. In addition to deals on Cologne to Maryland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Cologne to Maryland?

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

  • Can I find deals for business class flights from Cologne to Maryland?

    Yes. Cheapflights offers flight deals from Cologne to Maryland 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 Cologne to Maryland?

    Currently, September is the cheapest month in which you can book a flight from Cologne to Maryland (average of $478). Flying from Cologne to Maryland in July is currently the most expensive (average of $664). 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.

See more FAQs

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