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$357+ Cheap flights from Luxembourg (LUX) to Philadelphia (PHL)

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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
LUX — PHL
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Luxembourg to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Luxembourg (LUX) 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 15, 2025.

Round-trip from

$513
(American Airlines)

One-way from

$357
(American Airlines)

Popular in

August

Cheapest in

January

Average price

$753
From Luxembourg to Philadelphia
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One-way flight from Luxembourg to Philadelphia
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Highest demand for flights based on searches. 15% potential increase in price ($116 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Luxembourg to Philadelphia

Cheapest flights from Luxembourg to Philadelphia
Explore the most affordable flight options available from Luxembourg to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:00 amLUX - PHL
1 stop32h 10mAmerican Airlines
Tue 12/97:45 pmPHL - LUX
1 stop13h 15mAmerican Airlines
Deal found 9/13$513
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/229:05 pmLUX - PHL
1 stop22h 00mAmerican Airlines
Mon 9/293:40 pmPHL - LUX
2 stops23h 35mAmerican Airlines
Deal found 9/14$515
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2510:55 amLUX - PHL
2 stops18h 21mDelta
Thu 1/16:00 amPHL - LUX
2 stops22h 25mDelta
Deal found 9/13$679
This Expedia deal was found by Cheapflights users on 9/13. 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.
Thu 12/2511:00 amLUX - PHL
2 stops18h 52mMultiple Airlines
Thu 1/16:35 pmPHL - LUX
1 stop9h 40mMultiple Airlines
Deal found 9/13$723
This British Airways deal was found by Cheapflights users on 9/13. 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 12/2511:00 amLUX - PHL
1 stop11h 15mBritish Airways
Thu 1/16:35 pmPHL - LUX
1 stop9h 40mBritish Airways
Deal found 9/13$913
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/229:05 pmLUX - PHL
1 stop24h 25mMultiple Airlines
Mon 9/296:30 pmPHL - LUX
1 stop20h 45mMultiple Airlines
Deal found 9/14$938

Cheapflights Fare Finder

 
Customize your flight search to find flights from Luxembourg 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 15, 2025.
Use the filters below to find and compare flights from Luxembourg to Philadelphia that are best for you.

Fly from

Luxembourg

Fly to

Philadelphia

Route

Depart

Return

Price

LuxembourgPhiladelphia

LUX - PHL

LUXPHL

Luxembourg

Fri 12/5

11:00 am-1:10 pm

1 stop32h 10m

Philadelphia

Tue 12/9

7:45 pm-3:00 pm

1 stop13h 15m

$513

LuxembourgPhiladelphia

LUX - PHL

LUXPHL

Luxembourg

Thu 12/25

10:55 am-11:16 pm

2 stops18h 21m

Philadelphia

Thu 1/1

6:00 am-10:25 am

2 stops22h 25m

$679

LuxembourgPhiladelphia

LUX - PHL

LUXPHL

Luxembourg

Thu 12/25

11:00 am-11:52 pm

2 stops18h 52m

Philadelphia

Thu 1/1

6:35 pm-10:15 am

1 stop9h 40m

$723

LuxembourgPhiladelphia

LUX - PHL

LUXPHL

Luxembourg

Thu 12/25

11:00 am-4:15 pm

1 stop11h 15m

Philadelphia

Thu 1/1

6:35 pm-10:15 am

1 stop9h 40m

$913

LuxembourgPhiladelphia

LUX - PHL

LUXPHL

Luxembourg

Thu 2/26

5:45 pm-1:10 pm

1 stop25h 25m

$357

LuxembourgPhiladelphia

LUX - PHL

LUXPHL

Luxembourg

Wed 2/25

9:55 pm-4:15 pm

1 stop24h 20m

$357

LuxembourgPhiladelphia

LUX - PHL

LUXPHL

Luxembourg

Wed 2/25

6:25 am-12:13 am

3 stops23h 48m

$738

LuxembourgPhiladelphia

LUX - PHL

LUXPHL

Luxembourg

Thu 2/26

9:30 am-2:22 pm

3 stops34h 52m

$4,494

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Best time to book a flight from Luxembourg to Philadelphia

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

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

Currently, August is the cheapest month in which you can book a flight from Luxembourg to Philadelphia (average of $236). Flying from Luxembourg 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 Luxembourg 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 Luxembourg to Philadelphia?

    American Airlines can get you from Luxembourg to Philadelphia in just under 32h 10m. Your travel time can differ by up to . Luxembourg and Philadelphia are separated by a distance of 3851 mi.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Luxembourg to Philadelphia (average of $236). Flying from Luxembourg 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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