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$420+ Cheap flights from Cologne (CGN) to Philadelphia (PHL)

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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
CGN — PHL
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Cologne to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Cologne (CGN) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$420
(British Airways)
From Cologne Köln/Bonn to Philadelphia
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Find flight deals from Cologne to Philadelphia

Cheapest flights from Cologne to Philadelphia
Explore the most affordable flight options available from Cologne to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This British Airways deal was found by Cheapflights users on 9/11. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/24:35 pmCGN - PHL
1 stop26h 50mBritish Airways
Sun 11/95:49 pmPHL - CGN
2 stops16h 41mBritish Airways
Deal found 9/11$420
This Billigflug deal was found by Cheapflights users on 9/10. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/24:35 pmCGN - PHL
1 stop26h 50mMultiple Airlines
Sun 11/96:45 pmPHL - CGN
2 stops15h 45mMultiple Airlines
Deal found 9/10$438
This British Airways deal was found by Cheapflights users on 9/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/205:05 pmCGN - PHL
2 stops28h 45mBritish Airways
Mon 11/243:55 pmPHL - CGN
2 stops18h 15mBritish Airways
Deal found 9/10$491
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Sun 10/266:05 amCGN - PHL
2 stops32h 41mUnited Airlines
Sun 11/28:00 pmPHL - CGN
2 stops34h 50mUnited Airlines
Deal found 9/11$528
This oojo deal was found by Cheapflights users on 9/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/264:35 pmCGN - PHL
2 stops36h 41mBritish Airways
Sun 11/27:45 pmPHL - CGN
1 stop14h 45mBritish Airways
Deal found 9/11$548
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Sun 11/29:10 amCGN - PHL
2 stops15h 55mUnited Airlines
Sun 11/93:30 pmPHL - CGN
2 stops14h 40mUnited Airlines
Deal found 9/11$727
This Billigflug deal was found by Cheapflights users on 9/11. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/264:35 pmCGN - PHL
1 stop26h 40mMultiple Airlines
Sun 11/27:45 pmPHL - CGN
1 stop14h 45mMultiple Airlines
Deal found 9/11$763
This Air Canada deal was found by Cheapflights users on 9/10. 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.
Wed 9/2412:55 pmCGN - PHL
2 stops15h 34mAir Canada
Wed 10/14:50 pmPHL - CGN
2 stops13h 25mAir Canada
Deal found 9/10$1,063

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cologne to Philadelphia 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 September 11, 2025.
Use the filters below to find and compare flights from Cologne to Philadelphia that are best for you.

Fly from

Cologne

Fly to

Philadelphia

Route

Depart

Return

Price

ColognePhiladelphia

CGN - PHL

CGNPHL

Cologne Köln/Bonn

Sun 11/2

4:35 pm-1:25 pm

1 stop26h 50m

Philadelphia

Sun 11/9

7:45 pm-4:30 pm

1 stop14h 45m

$420

ColognePhiladelphia

CGN - PHL

CGNPHL

Cologne Köln/Bonn

Thu 11/20

5:05 pm-4:15 pm

1 stop29h 10m

Philadelphia

Mon 11/24

5:49 pm-4:10 pm

2 stops16h 21m

$420

ColognePhiladelphia

CGN - PHL

CGNPHL

Cologne Köln/Bonn

Sun 11/2

4:35 pm-1:25 pm

1 stop26h 50m

Philadelphia

Sun 11/9

6:45 pm-4:30 pm

2 stops15h 45m

$438

ColognePhiladelphia

CGN - PHL

CGNPHL

Cologne Köln/Bonn

Fri 10/10

8:30 am-12:25 am

3 stops21h 55m

$587

ColognePhiladelphia

CGN - PHL

CGNPHL

Cologne Köln/Bonn

Sat 10/11

10:50 pm-1:48 am

3 stops56h 58m

$657

ColognePhiladelphia

CGN - PHL

CGNPHL

Cologne Köln/Bonn

Sat 10/11

10:20 am-5:43 pm

2 stops37h 23m

$826

ColognePhiladelphia

CGN - PHL

CGNPHL

Cologne Köln/Bonn

Sat 10/11

10:20 am-6:48 am

2 stops26h 28m

$1,381

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Cologne to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia 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 Philadelphia

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

Currently, August is the cheapest month in which you can book a flight from Cologne to Philadelphia (average of $236). Flying from Cologne to Philadelphia in March is currently the most expensive (average of $295). 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 Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Cologne to Philadelphia?

    Airlines like British Airways fly from Cologne to Philadelphia in about 26h 50m. The time it takes to get you to your destination can typically vary by up to . Cologne and Philadelphia are separated by a distance of 3855 mi.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Cologne to Philadelphia (average of $236). Flying from Cologne to Philadelphia in March is currently the most expensive (average of $295). 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

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Vineland
Wildwood
King of Prussia
Pottstown
Reading
Dewey Beach
Ephrata
Camden
Ocean City
Cherry Hill
Dover
Elkton
Essington
Willow Grove
Newark
Millville
Chester
Exton
Havre de Grace
Plymouth Meeting

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