What are the cheapest airlines flying from Washington, D.C. to Cologne round-trip?

British Airways, at $643, was found to be the cheapest airline from Washington, D.C. to Cologne.Alternate airlines to your destination round-trip include Air Canada and American Airlines. You may be able to fly from Washington, D.C. to Cologne for 27% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Washington, D.C. to Cologne one-way?

For one-way options, check prices for British Airways. According to our data, you can fly for as low as $446. Users have also found prices from $449 and $469 on Air Canada and American Airlines, respectively.

What is the cheapest day to fly from Washington, D.C. to Cologne?

Travelers seeking maximum savings on their Washington, D.C. to Cologne flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular routes from Washington, D.C. to Cologne?

While some choose either Washington, D.C. Reagan-National - Cologne Köln/Bonn or Baltimore/Washington - Cologne Köln/Bonn, Washington, D.C. Dulles Intl - Cologne Köln/Bonn is the most popular route from Washington, D.C. to Cologne.

What are the most popular airlines that fly from Washington, D.C. to Cologne?

British Airways, Lufthansa and United Airlines are the most popular airlines when flying from Washington, D.C. to Cologne.

What is the cheapest day to fly round-trip from Washington, D.C. to Cologne?

It’s generally more expensive to depart on a Friday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

What is the cheapest month to fly from Washington, D.C. to Cologne?

Flights from Washington, D.C. to Cologne lean towards being more expensive in December. Prices are generally better when you fly from Washington, D.C. to Cologne in February, with the cheapest ticket starting at $491.

Most accurate provider : When it comes to deals on Washington, D.C.-Cologne flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Washington, D.C.-Cologne flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Cologne flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C.-Cologne flights, Cheapflights users trust AranGrant the most. AranGrant 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 Washington, D.C.-Cologne flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to Cologne from Washington, D.C.?

Cologne Köln/Bonn (CGN), located 9.5 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. to Cologne. 3 airlines have flights to Köln/Bonn from Washington, D.C. on a regular basis. Booking flights from Washington, D.C. to Cologne Köln/Bonn should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. per day.

Can I find deals for flights from Washington, D.C. to Cologne that include hotel bookings?

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

How can I find direct flights from Washington, D.C. to Cologne?

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

Can I find deals for business class flights from Washington, D.C. to Cologne?

Yes. Cheapflights offers flight deals from Washington, D.C. to Cologne by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$274+ Flights from Washington, D.C. to Cologne

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1. Tell us where you want to go

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Cheap flight deals from Washington, D.C. to Cologne

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$643 (British Airways)
One-way from	$274 (Kiwi.com)
Popular in	December
Cheapest in	February
Average price	$908

Provider with most accurate pricing for Washington, D.C. (WAS)-Cologne Köln/Bonn flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Cologne Köln/Bonn flights.

Search Deals

From Washington, D.C. (WAS) to Cologne Köln/Bonn

Search Deals

One-way flight from Washington, D.C. (WAS) to Cologne Köln/Bonn

Search Deals

Highest demand for flights based on searches. 6% potential increase in price ($57 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($44 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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Find flight deals from Washington, D.C. to Cologne

Cheapest flights from Washington, D.C. to Cologne
Explore the most affordable flight options available from Washington, D.C. to Cologne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

Mon 7/285:50 pmIAD - CGN

1 stop20h 40mAmerican Airlines

Tue 8/123:30 pmCGN - IAD

1 stop30h 25mAmerican Airlines

Deal found 4/29

$571

Sun 10/267:45 pmDCA - CGN

2 stops17h 40mBritish Airways

Sun 11/212:25 pmCGN - DCA

2 stops16h 08mBritish Airways

Deal found 4/29

$643

Mon 7/285:31 pmIAD - CGN

2 stops17h 34mAir Canada

Tue 8/126:35 pmCGN - IAD

2 stops32h 26mAir Canada

Deal found 4/29

$661

Mon 7/289:20 pmBWI - CGN

1 stop17h 10mBritish Airways

Tue 8/129:15 pmCGN - BWI

1 stop28h 20mBritish Airways

Deal found 4/29

$663

Mon 7/2810:40 pmIAD - CGN

1 stop15h 50mBritish Airways

Tue 8/129:15 pmCGN - IAD

2 stops27h 37mBritish Airways

Deal found 4/29

$673

Sun 10/2611:20 pmIAD - CGN

1 stop12h 50mMultiple Airlines

Sun 11/28:20 pmCGN - IAD

1 stop24h 15mMultiple Airlines

Deal found 4/29

$689

Sun 10/2611:20 pmIAD - CGN

1 stop11h 10mLufthansa

Sun 11/25:05 amCGN - IAD

2 stops15h 45mLufthansa

Deal found 4/29

$714

Sun 10/2611:05 pmIAD - CGN

2 stops13h 05mUnited Airlines

Sun 11/29:10 amCGN - IAD

2 stops17h 05mUnited Airlines

Deal found 4/29

$749

Mon 8/181:30 pmIAD - CGN

1 stop18h 20mTurkish Airlines

Sat 8/232:50 pmCGN - IAD

1 stop26h 55mTurkish Airlines

Deal found 4/29

$876

Sun 7/275:25 pmIAD - CGN

1 stop33h 25mAustrian Airlines

Tue 8/126:00 pmCGN - IAD

1 stop26h 35mAustrian Airlines

Deal found 4/29

$880

Mon 6/3012:55 pmDCA - CGN

2 stops16h 15mAir Canada

Fri 7/116:20 amCGN - DCA

2 stops19h 22mAir Canada

Deal found 4/29

$908

Mon 11/175:00 amBWI - CGN

2 stops24h 05mAmerican Airlines

Sun 11/3012:25 pmCGN - BWI

1 stop12h 20mAmerican Airlines

Deal found 4/29

$931

Best flights from Washington, D.C. to Cologne
Discover carefully curated flight deals from Washington, D.C. to Cologne that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 30, 2025.

Sun 10/267:45 pmDCA - CGN

2 stops17h 40mBritish Airways

Sun 11/212:25 pmCGN - DCA

2 stops16h 08mBritish Airways

Deal found 4/29

$643

Mon 7/285:31 pmIAD - CGN

2 stops17h 34mAir Canada

Tue 8/126:35 pmCGN - IAD

2 stops32h 26mAir Canada

Deal found 4/29

$661

Mon 7/285:39 pmIAD - CGN

2 stops20h 51mAmerican Airlines

Tue 8/123:30 pmCGN - IAD

1 stop32h 00mAmerican Airlines

Deal found 4/29

$866

Mon 6/163:30 pmIAD - CGN

2 stops19h 15mMultiple Airlines

Mon 6/236:05 pmCGN - IAD

2 stops27h 15mMultiple Airlines

Deal found 4/28

$868

Sat 7/125:13 pmIAD - CGN

2 stops16h 37mUnited Airlines

Tue 8/512:55 pmCGN - IAD

2 stops13h 10mUnited Airlines

Deal found 4/27

$899

Fri 7/410:20 pmIAD - CGN

1 stop11h 30mLufthansa

Fri 7/188:35 amCGN - IAD

2 stops13h 15mLufthansa

Deal found 4/28

$909

Mon 7/285:13 pmIAD - CGN

2 stops44h 27mAustrian Airlines

Mon 8/119:35 amCGN - IAD

2 stops60h 35mAustrian Airlines

Deal found 4/29

$923

Mon 5/59:40 pmIAD - CGN

1 stop29h 50mTurkish Airlines

Thu 5/82:50 pmCGN - IAD

1 stop26h 55mTurkish Airlines

Deal found 4/29

$1,058

Mon 7/289:20 pmBWI - CGN

1 stop11h 00mBritish Airways

Tue 8/129:15 pmCGN - BWI

1 stop28h 20mBritish Airways

Deal found 4/29

$663

Mon 7/287:25 pmIAD - CGN

1 stop12h 55mBritish Airways

Tue 8/129:15 pmCGN - IAD

1 stop24h 40mBritish Airways

Deal found 4/29

$691

Mon 6/3012:55 pmDCA - CGN

2 stops16h 15mAir Canada

Fri 7/116:20 amCGN - DCA

2 stops19h 22mAir Canada

Deal found 4/29

$908

Wed 6/116:50 pmBWI - CGN

2 stops21h 55mMultiple Airlines

Sat 6/145:30 pmCGN - BWI

3 stops35h 57mMultiple Airlines

Deal found 4/29

$956

Last-minute flights from Washington, D.C. to Cologne
Discover last-minute flight deals from Washington, D.C. to Cologne. Data last updated April 30, 2025 and is based on user searches.

Wed 4/305:25 pmIAD - CGN

1 stop20h 15mAustrian Airlines

Fri 5/29:35 amCGN - IAD

1 stop35h 00mAustrian Airlines

Deal found 4/29

$1,134

Sun 5/410:40 pmIAD - CGN

1 stop15h 45mBritish Airways

Fri 5/910:00 pmCGN - IAD

2 stops24h 56mBritish Airways

Deal found 4/29

$1,127

Mon 5/59:40 pmIAD - CGN

1 stop29h 50mTurkish Airlines

Thu 5/82:50 pmCGN - IAD

1 stop26h 55mTurkish Airlines

Deal found 4/29

$1,058

Mon 5/55:27 pmBWI - CGN

2 stops14h 53mBritish Airways

Thu 5/810:15 amCGN - BWI

1 stop15h 20mBritish Airways

Deal found 4/29

$1,080

Mon 5/53:18 pmIAD - CGN

2 stops19h 47mAir Canada

Thu 5/87:40 amCGN - IAD

2 stops14h 39mAir Canada

Deal found 4/29

$1,080

Mon 5/195:49 pmDCA - CGN

2 stops14h 31mBritish Airways

Sat 5/2410:20 amCGN - DCA

2 stops17h 55mBritish Airways

Deal found 4/28

$3,138

One-way flights from Washington, D.C. to Cologne
Search for one-way flight options from Washington, D.C. to Cologne. Find affordable one-way fares based on user searches. Data last updated April 30, 2025.

Sun 7/271:31 pmIAD - CGN

2 stops37h 19mMultiple Airlines

Deal found 4/28

$274

Wed 9/246:50 pmBWI - CGN

2 stops21h 55mMultiple Airlines

Deal found 4/29

$337

Sun 7/277:25 pmIAD - CGN

1 stop19h 00mBritish Airways

Deal found 4/28

$446

Sun 7/279:40 amDCA - CGN

2 stops19h 30mAir Canada

Deal found 4/28

$449

Wed 9/249:20 pmBWI - CGN

1 stop17h 40mAmerican Airlines

Deal found 4/29

$469

Mon 6/237:49 pmBWI - CGN

2 stops18h 41mBritish Airways

Deal found 4/29

$654

Mon 6/235:31 pmIAD - CGN

2 stops35h 39mAir Canada

Deal found 4/28

$656

Sun 5/2510:20 pmIAD - CGN

1 stop12h 50mLufthansa

Deal found 4/28

$673

Sun 5/2510:40 pmIAD - CGN

1 stop15h 45mAmerican Airlines

Deal found 4/29

$735

Thu 6/123:59 pmDCA - CGN

2 stops15h 36mBritish Airways

Deal found 4/27

$744

Thu 6/129:40 pmIAD - CGN

1 stop14h 30mTurkish Airlines

Deal found 4/28

$780

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Cologne

IAD - CGN

IADCGN

Washington, D.C. Dulles Intl

Mon 7/28

5:50 pm-8:30 pm

1 stop20h 40m

Cologne Köln/Bonn

Tue 8/12

3:30 pm-3:55 pm

1 stop30h 25m

$571

Washington, D.C.Cologne

DCA - CGN

DCACGN

Washington, D.C. Reagan-National

Sun 10/26

7:45 pm-6:25 pm

2 stops17h 40m

Cologne Köln/Bonn

Sun 11/2

12:25 pm-10:33 pm

2 stops16h 08m

$643

Washington, D.C.Cologne

IAD - CGN

IADCGN

Washington, D.C. Dulles Intl

Mon 7/28

5:31 pm-5:05 pm

2 stops17h 34m

Cologne Köln/Bonn

Tue 8/12

6:35 pm-9:01 pm

2 stops32h 26m

$661

BaltimoreCologne

BWI - CGN

BWICGN

Baltimore/Washington

Mon 7/28

9:20 pm-8:30 pm

1 stop17h 10m

Cologne Köln/Bonn

Tue 8/12

9:15 pm-7:35 pm

1 stop28h 20m

$663

Washington, D.C.Cologne

IAD - CGN

IADCGN

Washington, D.C. Dulles Intl

Mon 7/28

10:40 pm-8:30 pm

1 stop15h 50m

Cologne Köln/Bonn

Tue 8/12

9:15 pm-6:52 pm

2 stops27h 37m

$673

Washington, D.C.Cologne

IAD - CGN

IADCGN

Washington, D.C. Dulles Intl

Sun 10/26

11:20 pm-5:10 pm

1 stop12h 50m

Cologne Köln/Bonn

Sun 11/2

8:20 pm-2:35 pm

1 stop24h 15m

$689

Washington, D.C.Cologne

IAD - CGN

IADCGN

Washington, D.C. Dulles Intl

Sun 10/26

11:20 pm-3:30 pm

1 stop11h 10m

Cologne Köln/Bonn

Sun 11/2

5:05 am-3:50 pm

2 stops15h 45m

$714

Washington, D.C.Cologne

IAD - CGN

IADCGN

Washington, D.C. Dulles Intl

Sun 10/26

11:05 pm-5:10 pm

2 stops13h 05m

Cologne Köln/Bonn

Sun 11/2

9:10 am-8:15 pm

2 stops17h 05m

$749

Washington, D.C.Cologne

IAD - CGN

IADCGN

Washington, D.C. Dulles Intl

Mon 8/18

1:30 pm-1:50 pm

1 stop18h 20m

Cologne Köln/Bonn

Sat 8/23

2:50 pm-11:45 am

1 stop26h 55m

$876

Washington, D.C.Cologne

IAD - CGN

IADCGN

Washington, D.C. Dulles Intl

Sun 7/27

5:25 pm-8:50 am

1 stop33h 25m

Cologne Köln/Bonn

Tue 8/12

6:00 pm-2:35 pm

1 stop26h 35m

$880

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 28 results

Compare providers for flights from Washington, D.C. to Cologne

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Cologne in April.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Washington, D.C.-Cologne flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Washington, D.C.-Cologne flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Cologne flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C.-Cologne flights, Cheapflights users trust AranGrant the most. AranGrant 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 Washington, D.C.-Cologne 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 Washington, D.C. to Cologne

Have a flexible travel schedule? Discover the best time to fly to Cologne from Washington, D.C. 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 Washington, D.C. to Cologne

What is the cheapest month to book a flight from Washington, D.C. to Cologne?

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. to Cologne (average of $649). Flying from Washington, D.C. to Cologne in June is currently the most expensive (average of $1,478). 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.

What is the cheapest time of day to fly from WAS to CGN?

It’s typically best to fly out from Washington, D.C. to Cologne at noon. Doing so could potentially save you 6% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Cologne by month

In terms of precipitation, rainfall in Cologne ranges from 2.0 - 3.5 inches per month. June is typically the wettest month, when rainfall can reach 3.5 in. February is typically the driest time to visit Cologne when rainfall is around 2.0 in.

Temperature in Cologne by month

If weather is an important factor for your trip to Cologne, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Cologne

Read reviews from past customers who have flown Austrian Airlines, SWISS and United Airlines from Washington, D.C. to Cologne. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Austrian Airlines

7.6

Good

780 reviews

Reviews

1 / 20

8.0

Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.

Austrian Airlines

7.6

Good

780 reviews

Austrian Airlines

7.6

Good

780 reviews

Reviews

1 / 20

8.0

Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.

SWISS

7.5

Good

1,588 reviews

Austrian Airlines

7.6

Good

780 reviews

Reviews

1 / 20

8.0

Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.

United Airlines

7.4

Good

8,696 reviews

Austrian Airlines

7.6

Good

780 reviews

Reviews

1 / 20

8.0

Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.

Turkish Airlines

7.3

Good

3,788 reviews

Austrian Airlines

7.6

Good

780 reviews

Reviews

1 / 20

8.0

Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.

American Airlines

7.2

Good

10,000 reviews

Austrian Airlines

7.6

Good

780 reviews

Reviews

1 / 20

8.0

Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.

Related info for your journey

What airport do you fly into for flights to Cologne from Washington, D.C.?
Cologne Köln/Bonn (CGN), located 9.5 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. to Cologne. 3 airlines have flights to Köln/Bonn from Washington, D.C. on a regular basis. Booking flights from Washington, D.C. to Cologne Köln/Bonn should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. per day.
What are the cheapest airlines flying from Washington, D.C. to Cologne round-trip?
British Airways, at $643, was found to be the cheapest airline from Washington, D.C. to Cologne.Alternate airlines to your destination round-trip include Air Canada and American Airlines. You may be able to fly from Washington, D.C. to Cologne for 27% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Washington, D.C. to Cologne one-way?
For one-way options, check prices for British Airways. According to our data, you can fly for as low as $446. Users have also found prices from $449 and $469 on Air Canada and American Airlines, respectively.
What are the most popular routes from Washington, D.C. to Cologne?
While some choose either Washington, D.C. Reagan-National - Cologne Köln/Bonn or Baltimore/Washington - Cologne Köln/Bonn, Washington, D.C. Dulles Intl - Cologne Köln/Bonn is the most popular route from Washington, D.C. to Cologne.
Can I find deals for flights from Washington, D.C. to Cologne that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Cologne flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Cologne?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Cologne.
Can I find deals for business class flights from Washington, D.C. to Cologne?
Yes. Cheapflights offers flight deals from Washington, D.C. to Cologne 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 Washington, D.C. to Cologne?
Currently, October is the cheapest month in which you can book a flight from Washington, D.C. to Cologne (average of $649). Flying from Washington, D.C. to Cologne in June is currently the most expensive (average of $1,478). 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

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Washington, D.C. to Cologne

Airline	Cheapest	Average	Flexibility	On-time
Lufthansa	Cheapest$584	Average$737	FlexibilityNo cancel fee	On-time76%
British Airways	Cheapest$633	Average$801	FlexibilityNo cancel fee	On-time70%
United Airlines	Cheapest$757	Average$1,366	FlexibilityNo cancel fee	On-time69%

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$274+ Cheap flights from Washington, D.C. (WAS) to Cologne (CGN)

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 7/27. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington, D.C. to Cologne with Cheapflights

1. Tell us where you want to go

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Cheap flight deals from Washington, D.C. to Cologne

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Most trusted provider

Round-trip from

One-way from

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Cheapest in

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Find flight deals from Washington, D.C. to Cologne

Cheapest flights from Washington, D.C. to CologneExplore the most affordable flight options available from Washington, D.C. to Cologne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

Explore the most affordable flight options available from Washington, D.C. to Cologne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from Washington, D.C. to Cologne

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Cologne in April.

Best time to book a flight from Washington, D.C. to Cologne

Have a flexible travel schedule? Discover the best time to fly to Cologne from Washington, D.C. with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Cologne

What is the cheapest month to book a flight from Washington, D.C. to Cologne?

What is the cheapest time of day to fly from WAS to CGN?

Find hourly flight availability from Washington, D.C. to Cologne. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

Rainfall in Cologne by month

Plan your trip to Cologne by taking into account the average rainfall totals by month.

Temperature in Cologne by month

Plan your trip to Cologne by taking into account the average temperature totals by month.

Reviews of airlines servicing Cologne

Read reviews from past customers who have flown Austrian Airlines, SWISS and United Airlines from Washington, D.C. to Cologne. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Cologne. 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 into for flights to Cologne from Washington, D.C.?

What are the cheapest airlines flying from Washington, D.C. to Cologne round-trip?

What are the cheapest airlines to fly from Washington, D.C. to Cologne one-way?

What are the most popular routes from Washington, D.C. to Cologne?

Can I find deals for flights from Washington, D.C. to Cologne that include hotel bookings?

How can I find direct flights from Washington, D.C. to Cologne?

Can I find deals for business class flights from Washington, D.C. to Cologne?

What is the cheapest month to book a flight from Washington, D.C. to Cologne?

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Alternative routes for Washington, D.C. to Cologne

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Top 3 airlines flying from Washington, D.C. to Cologne

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Cheapest flights from Washington, D.C. to Cologne
Explore the most affordable flight options available from Washington, D.C. to Cologne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.