Cheap Flights from Philadelphia to Luxembourg

Compare Philadelphia to Luxembourg flight deals

Find the cheapest month or even day of the year to fly to Luxembourg

Book the best Luxembourg fare with no extra fees

Flight deals from Philadelphia to Luxembourg

Looking for a cheap last-minute deal or the best return flight from Philadelphia to Luxembourg Airport? If you want to travel next month, return fares start from $1,395. Find the lowest prices on one-way and return tickets right here.

Luxembourg.$1,249 per passenger.Departing Wed, 2 Sep, returning Tue, 8 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Philadelphia International on Wed, 2 Sep, arriving in Luxembourg.Inbound indirect flight with Delta, departs from Luxembourg on Tue, 8 Sep, arriving in Philadelphia International.Price includes taxes and charges.From $1,249, select.

Luxembourg.$1,250 per passenger.Departing Mon, 12 Oct, returning Tue, 20 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Philadelphia International on Mon, 12 Oct, arriving in Luxembourg.Inbound indirect flight with Delta, departs from Luxembourg on Tue, 20 Oct, arriving in Philadelphia International.Price includes taxes and charges.From $1,250, select.

Luxembourg.$1,395 per passenger.Departing Wed, 15 Jul, returning Wed, 22 Jul.Return flight with United.Outbound indirect flight with United, departs from Philadelphia International on Wed, 15 Jul, arriving in Luxembourg.Inbound indirect flight with United, departs from Luxembourg on Wed, 22 Jul, arriving in Philadelphia International.Price includes taxes and charges.From $1,395, select.

Luxembourg.$1,402 per passenger.Departing Sat, 29 Aug, returning Fri, 18 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Philadelphia International on Sat, 29 Aug, arriving in Luxembourg.Inbound indirect flight with Delta, departs from Luxembourg on Fri, 18 Sep, arriving in Philadelphia International.Price includes taxes and charges.From $1,402, select.

Luxembourg.$1,500 per passenger.Departing Tue, 23 Jun, returning Thu, 2 Jul.Return flight with United.Outbound indirect flight with United, departs from Philadelphia International on Tue, 23 Jun, arriving in Luxembourg.Inbound indirect flight with United, departs from Luxembourg on Thu, 2 Jul, arriving in Philadelphia International.Price includes taxes and charges.From $1,500, select.

Luxembourg.$1,522 per passenger.Departing Tue, 23 Jun, returning Tue, 30 Jun.Return flight with Delta.Outbound indirect flight with Delta, departs from Philadelphia International on Tue, 23 Jun, arriving in Luxembourg.Inbound indirect flight with Delta, departs from Luxembourg on Tue, 30 Jun, arriving in Philadelphia International.Price includes taxes and charges.From $1,522, select.

Find the cheapest month to fly from Philadelphia to Luxembourg

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Philadelphia to Luxembourg flights are currently cheapest in September.

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Philadelphia to Luxembourg: Alternative routes

Compare routes from Philadelphia to Luxembourg below. You may find an airport to fly into that's cheaper, faster, or easier than Luxembourg.

Philadelphia to Luxembourg: Flight information

The things to know before you go.

Cheapest flight found	$1,249
Cheapest month to fly	September

Finding cheap flights from Philadelphia to Luxembourg: Frequently asked questions

How much are return flights from Philadelphia to Luxembourg?

The best price we found for a return flight from Philadelphia to Luxembourg is $1,249. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Philadelphia to Luxembourg?

Currently, there are no airlines that fly direct from Philadelphia to Luxembourg. But we found flights with one stop from $1,249.

How many flights are there a week from Philadelphia to Luxembourg?

As of June 2026, there are no flights flying from Philadelphia to Luxembourg.

When is the cheapest time to fly from Philadelphia to Luxembourg?

The cheapest month to fly from Philadelphia to Luxembourg is usually September.

Which upcoming date is cheapest to fly from Philadelphia to Luxembourg Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Philadelphia to Luxembourg Airport on Wednesday, 2 September 2026.

Can I get a direct flight from Philadelphia to Luxembourg Airport?

No airlines currently offer direct flights between Philadelphia and Luxembourg Airport. Most routes have one or more stops.

How can I find the best flight deal to Luxembourg?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Luxembourg but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Luxembourg?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Luxembourg is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Philadelphia to Luxembourg with?

The cheapest airline that flies to Luxembourg is Delta .

Travelling from Philadelphia to Luxembourg Airport (LUX): What you need to know

Luxembourg is six hours ahead of Philadelphia. Luxembourg Airport is located in Luxembourg, which is in the UTC+1 timezone.
For hassle-free travel, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This way, you can comfortably board your flight from Philadelphia to LUX.
If you're getting away during a popular month like July, be at the airport even earlier. It's wise to arrive up to four hours before international flights and two hours ahead of domestic departures. Check-in and security lines are longer during peak periods like Christmas, New Year and spring break.

Airports in Philadelphia

Philadelphia International Airport (PHL)

We make it simple to find cheap flights from Philadelphia to LUX that include a stopover. To explore your options leaving from Philadelphia International Airport (PHL), deselect 'Direct flights only.' Next, pick a flight that has a stop long enough to tour your chosen city. Popular stopovers between PHL and LUX include:
- London Heathrow Airport (LHR)
- Amsterdam Schiphol Airport (AMS)
- Paris Charles de Gaulle Airport (CDG)
The journey from central Philadelphia to PHL takes about 30 minutes on public transport. If you drive, ride-share or take a taxi, you'll cover the 18 kilometres in 20 minutes or so, depending on traffic conditions.
Want an easy start to your holiday? Stay near Philadelphia International Airport. Whether you're boarding an early flight from Philadelphia to Luxembourg Airport or prefer not to feel hurried, these hotels are just what you're after:
77% of flights departing from Philadelphia International Airport make it to their destination on schedule.
PHL is located at 8500 Essington Ave.

Trenton-Mercer Airport (TTN)

With public transport, you can travel from central Philadelphia to TTN in around 1 hour 35 minutes. The terminal is roughly 48 kilometres away, and making the journey by car will take approximately 40 minutes.
Flying out early in the morning? Think about checking in to one of these hotels near Trenton-Mercer Airport the day before your Philadelphia to LUX flight:
When it comes to keeping flights punctual, Trenton-Mercer Airport has an on-time arrival rate of 76%.
The street address for TTN is Scotch Road, Terminal Building.

About Luxembourg Airport (LUX)

If you're coming in on a late flight from Philadelphia to Luxembourg Airport, nothing beats the convenience of staying near the terminal. Pick up your bags from the carousel and then be showered and snoozing soon after at one of these hotels near LUX:
For the lowest price, reserve your vehicle around three weeks ahead of your Philadelphia to Luxembourg Airport flight.

Getting from Luxembourg Airport (LUX) to central Luxembourg

Central Luxembourg is around 6 kilometres from Luxembourg Airport and takes about 15 minutes to reach by car. Work out your options for getting into the city, whether that's with a taxi, car hire or ride-share.
When travelling on public transport, expect a journey of roughly 25 minutes.

How to find the cheapest flights from Philadelphia to Luxembourg Airport (LUX)

Right now, $588 is the best price we've found for a one-way ticket from Philadelphia to Luxembourg Airport. The cheapest price for a return flight is $1,249. Keep in mind fares may change due to availability at the time of booking.
Don't leave things to the last minute. You're more likely to walk away with cheap flights from Philadelphia to LUX if you book early. Airlines often have some great early bird deals.
If you can be flexible with your travel plans, use the 'Whole month' tool. It'll give you the lowest price in each month when searching for your Philadelphia to Luxembourg Airport ticket.
You don't need to check back in every day to find out if fares have dropped when you create a Price Alert. We'll let you know the moment a better deal is available on plane tickets from Philadelphia to LUX.
Tailor your flights using filters. Select your ideal departure and arrival times, total journey duration and airlines. You can also sort the results by 'Fastest,' 'Cheapest' or 'Best' flights from Philadelphia to Luxembourg Airport.

The best time to fly from Philadelphia to Luxembourg Airport (LUX)

September is the most popular month for flights from Philadelphia to Luxembourg Airport (LUX). Visit Luxembourg in December for a more low-key escape.
When booking your Philadelphia to LUX plane ticket, consider the weather you're most comfortable in. August is the warmest month in Luxembourg, with temperatures ranging from 10ºC to 28ºC.
If you like travelling in cooler conditions, search for a cheap ticket from Philadelphia to Luxembourg Airport in January when temperatures are between -4ºC and 6ºC.

More about Luxembourg

When it comes to looking for somewhere to lay your head, you'll find the most popular stays in Luxembourg right here. Browse these hotels once you've locked in your flight from Philadelphia to Luxembourg Airport:
All great holidays should include some sightseeing. Notre Dame Cathedral (Cathedrale Notre Dame), Grand Ducal Palace and Garden Luxembourg are attractions you won't want to skip in Luxembourg.