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Cheap flights from Boston to Luxembourg from $340

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Luxembourg departing on 11/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Boston to Luxembourg

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
8:40 pm - 4:20 pmBOS-LUX
13h 40m1 stop
Lufthansa Logo
10:35 am - 6:48 pmLUX-BOS
14h 13m2 stops
$340Lufthansa
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Mon, Nov 24 - Tue, Dec 9
Lufthansa Logo
8:40 pm - 4:20 pmBOS-LUX
13h 40m1 stop
Lufthansa Logo
9:30 am - 6:35 pmLUX-BOS
15h 05m1 stop
$342Lufthansa
Find Deal
Mon, Nov 24 - Tue, Dec 9
Lufthansa Logo
8:40 pm - 4:20 pmBOS-LUX
13h 40m1 stop
Lufthansa Logo
8:20 am - 1:25 pmLUX-BOS
11h 05m1 stop
$349Lufthansa
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Mon, Nov 24 - Tue, Dec 9
Multiple Airlines Logo
5:30 am - 2:00 pmBOS-LUX
26h 30m2 stops
Multiple Airlines Logo
10:00 am - 8:20 pmLUX-BOS
16h 20m1 stop
$352Multiple Airlines
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Mon, Nov 24 - Tue, Dec 9
SWISS Logo
10:10 pm - 6:15 pmBOS-LUX
14h 05m1 stop
SWISS Logo
10:00 am - 8:20 pmLUX-BOS
16h 20m1 stop
$359SWISS
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Mon, Nov 24 - Tue, Dec 9
Air France Logo
6:30 pm - 1:50 pmBOS-LUX
13h 20m1 stop
Air France Logo
7:30 am - 1:35 pmLUX-BOS
12h 05m1 stop
$436Air France
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Thu, Dec 4 - Tue, Dec 9
SWISS Logo
10:15 pm - 9:40 amBOS-LUX
29h 25m1 stop
SWISS Logo
10:30 am - 7:55 pmLUX-BOS
15h 25m1 stop
$440SWISS
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Sat, Mar 28 - Tue, Apr 7
British Airways Logo
9:35 pm - 9:10 pmBOS-LUX
17h 35m1 stop
British Airways Logo
10:15 am - 7:45 pmLUX-BOS
15h 30m1 stop
$499British Airways
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Thu, Dec 4 - Tue, Dec 9
Delta Logo
8:50 pm - 5:50 pmBOS-LUX
15h 00m1 stop
Delta Logo
10:55 am - 10:29 pmLUX-BOS
17h 34m2 stops
$1,571Delta
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Mon, Dec 22 - Fri, Jan 2
Delta Logo
8:50 pm - 2:15 pmBOS-LUX
11h 25m1 stop
Delta Logo
10:55 am - 10:29 pmLUX-BOS
17h 34m2 stops
$1,735Delta
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Mon, Dec 22 - Fri, Jan 2

United Airlines flights from Boston to Luxembourg

Our best United Airlines deals on Boston to Luxembourg flight tickets
United Airlines
Mar 29
BOS5:25 pmBoston Logan Intl
16h 45m
2 stops
LUX4:10 pmLuxembourg
Apr 1
LUX9:40 amLuxembourg
14h 00m
1 stop
BOS5:40 pmBoston Logan Intl
$569
Find similar
United Airlines
Mar 29
BOS5:05 pmBoston Logan Intl
17h 05m
2 stops
LUX4:10 pmLuxembourg
Apr 1
LUX9:40 amLuxembourg
14h 00m
1 stop
BOS5:40 pmBoston Logan Intl
$584
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SWISS flights from Boston to Luxembourg

Our best SWISS deals on Boston to Luxembourg flight tickets
SWISS
Nov 24
BOS10:10 pmBoston Logan Intl
14h 05m
1 stop
LUX6:15 pmLuxembourg
Dec 9
LUX10:00 amLuxembourg
16h 20m
1 stop
BOS8:20 pmBoston Logan Intl
$359
Find similar
SWISS
Mar 28
BOS10:15 pmBoston Logan Intl
29h 25m
1 stop
LUX9:40 amLuxembourg
Apr 7
LUX10:30 amLuxembourg
15h 25m
1 stop
BOS7:55 pmBoston Logan Intl
$440
Find similar
SWISS
Mar 28
BOS10:15 pmBoston Logan Intl
29h 25m
1 stop
LUX9:40 amLuxembourg
Apr 7
LUX10:30 amLuxembourg
15h 25m
1 stop
BOS7:55 pmBoston Logan Intl
$441
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Luxembourg 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, momondo users made 832,500 searches. Data last updated November 12, 2025.
Use the filters below to find and compare flights from Boston to Luxembourg that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Mon 11/24

8:40 pm-4:20 pm

1 stop13h 40m

Luxembourg

Tue 12/9

10:35 am-6:48 pm

2 stops14h 13m

$340

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Mon 11/24

8:40 pm-4:20 pm

1 stop13h 40m

Luxembourg

Tue 12/9

9:30 am-6:35 pm

1 stop15h 05m

$342

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Mon 11/24

8:40 pm-4:20 pm

1 stop13h 40m

Luxembourg

Tue 12/9

8:20 am-1:25 pm

1 stop11h 05m

$349

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Mon 11/24

5:30 am-2:00 pm

2 stops26h 30m

Luxembourg

Tue 12/9

10:00 am-8:20 pm

1 stop16h 20m

$352

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Mon 11/24

10:10 pm-6:15 pm

1 stop14h 05m

Luxembourg

Tue 12/9

10:00 am-8:20 pm

1 stop16h 20m

$359

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Thu 12/4

6:30 pm-1:50 pm

1 stop13h 20m

Luxembourg

Tue 12/9

7:30 am-1:35 pm

1 stop12h 05m

$436

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Sat 3/28

10:15 pm-9:40 am

1 stop29h 25m

Luxembourg

Tue 4/7

10:30 am-7:55 pm

1 stop15h 25m

$440

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Thu 12/4

9:35 pm-9:10 pm

1 stop17h 35m

Luxembourg

Tue 12/9

10:15 am-7:45 pm

1 stop15h 30m

$499

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Mon 12/22

8:50 pm-5:50 pm

1 stop15h 00m

Luxembourg

Fri 1/2

10:55 am-10:29 pm

2 stops17h 34m

$1,571

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Mon 12/22

8:50 pm-2:15 pm

1 stop11h 25m

Luxembourg

Fri 1/2

10:55 am-10:29 pm

2 stops17h 34m

$1,735

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Luxembourg from

How to get the cheapest flight ticket from Boston to Luxembourg

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Luxembourg?

On average, the least expensive day to fly to Luxembourg from Boston is on a Monday. momondo users have found tickets for Monday departures for as low as $586. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Luxembourg on Friday is $800.

What is the cheapest time of day to depart on your flight to Luxembourg?

According to our data, the cheapest time of day to fly to Luxembourg is in the evening. momondo users have found flights departing from Boston to Luxembourg in the evening for as low as $620. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $733.

How far in advance should I book a flight to Luxembourg?

You are more likely to see cheaper flights to Luxembourg from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Luxembourg for around $665 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Luxembourg from Boston for as low as $433 on momondo.

Cheap Boston to Luxembourg flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Luxembourg

Direct flights

None
There are no direct flights from Boston to Luxembourg. There are no popular flight routes from Boston to Luxembourg.
Search flight deals

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Luxembourg?

    Prices for flights from Boston Logan Intl Airport to Luxembourg were last updated today.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Luxembourg?

  • How old do you have to be to fly from Boston Logan Intl Airport to Luxembourg?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Luxembourg.

  • What documentation or ID do you need to fly to Luxembourg?

    The travel and health documents you'll need for your trip to Luxembourg may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Luxembourg. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Boston to Luxembourg

Compare and see reviews for airlines that fly from Boston to Luxembourg with momondo
Airline
Rating
Free Cancellation
Price
SWISSPriceFrom $378Free CancellationRating
7.5
1,784 reviews
Search SWISS flights
British AirwaysPriceFrom $401Free CancellationRating
6.7
7,513 reviews
Search British Airways flights
LufthansaPriceFrom $405Free CancellationRating
6.8
7,567 reviews
Search Lufthansa flights
Air FrancePriceFrom $411Free CancellationRating
7.4
1,486 reviews
Search Air France flights
DeltaPriceFrom $484Free CancellationRating
7.9
8,009 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Luxembourg?

Finding the right flight to Luxembourg from Boston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Luxembourg quick and easy, saving you time and money.

Can I find flights from Boston to Luxembourg with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Boston to Luxembourg flights to just show those with flexible booking policies.

How can momondo help me find flights from Boston to Luxembourg?

momondo provides multiple filters to help you find the best flight to Luxembourg from Boston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Boston to Luxembourg right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Luxembourg, momondo offers a useful price alert feature which will track prices for flights to Luxembourg from Boston and alert you when they change.

An easier way to manage your Luxembourg trip

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