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Cheap flights from Boston to Luxembourg from $259

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Luxembourg departing on 12/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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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.
SWISS Logo
9:50 pm - 6:15 pmBOS-LUX
14h 25m1 stop
SWISS Logo
7:25 pm - 8:00 pmLUX-BOS
30h 35m1 stop
$358SWISS
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Wed, Nov 19 - Wed, Nov 26
Multiple Airlines Logo
5:30 am - 2:00 pmBOS-LUX
26h 30m2 stops
Multiple Airlines Logo
7:25 pm - 8:00 pmLUX-BOS
30h 35m1 stop
$378Multiple Airlines
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Wed, Nov 19 - Wed, Nov 26
Multiple Airlines Logo
6:15 am - 6:15 pmBOS-LUX
30h 00m2 stops
Multiple Airlines Logo
10:00 am - 8:20 pmLUX-BOS
16h 20m1 stop
$379Multiple Airlines
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Sun, Dec 7 - Tue, Dec 23
Air France Logo
6:30 pm - 10:35 amBOS-LUX
10h 05m1 stop
Air France Logo
7:30 am - 4:11 pmLUX-BOS
14h 41m2 stops
$447Air France
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Thu, Dec 4 - Tue, Dec 9
Delta Logo
8:20 pm - 10:00 amBOS-LUX
31h 40m1 stop
Delta Logo
6:10 am - 7:11 pmLUX-BOS
19h 01m2 stops
$461Delta
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Fri, Apr 3 - Fri, Apr 10
Lufthansa Logo
8:05 pm - 7:35 pmBOS-LUX
17h 30m1 stop
Lufthansa Logo
8:10 pm - 11:54 pmLUX-BOS
33h 44m2 stops
$471Lufthansa
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Sun, Apr 5 - Sun, Apr 12
Lufthansa Logo
5:50 pm - 10:00 amBOS-LUX
10h 10m1 stop
Lufthansa Logo
8:10 pm - 11:54 pmLUX-BOS
33h 44m2 stops
$494Lufthansa
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Fri, Apr 3 - Mon, Apr 6
British Airways Logo
7:25 am - 8:35 pmBOS-LUX
31h 10m1 stop
British Airways Logo
9:15 pm - 8:05 pmLUX-BOS
28h 50m1 stop
$502British Airways
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Sat, Apr 4 - Fri, Apr 10
Delta Logo
6:40 pm - 10:00 amBOS-LUX
9h 20m1 stop
Delta Logo
10:30 am - 6:25 pmLUX-BOS
13h 55m1 stop
$580Delta
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Wed, Apr 8 - Fri, Apr 10
British Airways Logo
7:25 am - 10:45 amBOS-LUX
21h 20m1 stop
British Airways Logo
9:05 pm - 8:05 pmLUX-BOS
29h 00m1 stop
$581British Airways
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Sun, Apr 5 - Mon, Apr 6

TAP AIR PORTUGAL flights from Boston to Luxembourg

Our best TAP AIR PORTUGAL deals on Boston to Luxembourg flight tickets
TAP AIR PORTUGAL
Dec 4
BOS10:45 pmBoston Logan Intl
12h 05m
1 stop
LUX4:50 pmLuxembourg
Dec 9
LUX5:40 pmLuxembourg
26h 55m
1 stop
BOS2:35 pmBoston Logan Intl
$400
Find similar
TAP AIR PORTUGAL
Apr 5
BOS6:30 pmBoston Logan Intl
18h 15m
2 stops
LUX6:45 pmLuxembourg
Apr 9
LUX12:20 pmLuxembourg
14h 25m
1 stop
BOS8:45 pmBoston Logan Intl
$518
Find similar
TAP AIR PORTUGAL
Apr 5
BOS6:30 pmBoston Logan Intl
10h 55m
1 stop
LUX11:25 amLuxembourg
Apr 9
LUX12:20 pmLuxembourg
32h 20m
1 stop
BOS2:40 pmBoston Logan Intl
$525
Find similar

Air Canada flights from Boston to Luxembourg

Our best Air Canada deals on Boston to Luxembourg flight tickets
Air Canada
Dec 4
BOS5:30 amBoston Logan Intl
22h 35m
2 stops
LUX10:05 amLuxembourg
Dec 9
LUX10:00 amLuxembourg
15h 42m
2 stops
BOS7:42 pmBoston Logan Intl
$428
Find similar
Air Canada
Jan 7
BOS10:15 amBoston Logan Intl
16h 25m
2 stops
LUX8:40 amLuxembourg
Jan 18
LUX10:50 amLuxembourg
17h 47m
2 stops
BOS10:37 pmBoston Logan Intl
$435
Find similar
Air Canada
Apr 3
BOS6:15 amBoston Logan Intl
21h 45m
2 stops
LUX10:00 amLuxembourg
Apr 6
LUX2:30 pmLuxembourg
36h 57m
2 stops
BOS9:27 pmBoston Logan Intl
$511
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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 October 22, 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

Wed 11/19

9:50 pm-6:15 pm

1 stop14h 25m

Luxembourg

Wed 11/26

7:25 pm-8:00 pm

1 stop30h 35m

$358

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Wed 11/19

5:30 am-2:00 pm

2 stops26h 30m

Luxembourg

Wed 11/26

7:25 pm-8:00 pm

1 stop30h 35m

$378

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Sun 12/7

6:15 am-6:15 pm

2 stops30h 00m

Luxembourg

Tue 12/23

10:00 am-8:20 pm

1 stop16h 20m

$379

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Thu 12/4

6:30 pm-10:35 am

1 stop10h 05m

Luxembourg

Tue 12/9

7:30 am-4:11 pm

2 stops14h 41m

$447

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Fri 4/3

8:20 pm-10:00 am

1 stop31h 40m

Luxembourg

Fri 4/10

6:10 am-7:11 pm

2 stops19h 01m

$461

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Sun 4/5

8:05 pm-7:35 pm

1 stop17h 30m

Luxembourg

Sun 4/12

8:10 pm-11:54 pm

2 stops33h 44m

$471

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Fri 4/3

5:50 pm-10:00 am

1 stop10h 10m

Luxembourg

Mon 4/6

8:10 pm-11:54 pm

2 stops33h 44m

$494

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Sat 4/4

7:25 am-8:35 pm

1 stop31h 10m

Luxembourg

Fri 4/10

9:15 pm-8:05 pm

1 stop28h 50m

$502

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Wed 4/8

6:40 pm-10:00 am

1 stop9h 20m

Luxembourg

Fri 4/10

10:30 am-6:25 pm

1 stop13h 55m

$580

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Sun 4/5

7:25 am-10:45 am

1 stop21h 20m

Luxembourg

Mon 4/6

9:05 pm-8:05 pm

1 stop29h 00m

$581

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 $691 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 $449 on momondo.

When to book flights from Boston to Luxembourg

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Luxembourg according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Luxembourg (BOS to LUX) 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.
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  • How far is Boston Logan Intl to Luxembourg by plane?

    A flight from Boston Logan Intl to Luxembourg will travel around 3571.7 mi. By plane, this route typically takes 9h 20m.

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

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

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

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

    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 Airport.

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

    The travel and health documents you'll need for your trip to Luxembourg Airport 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 Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Boston to Luxembourg?

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 $397Free CancellationRating
7.5
1,772 reviews
Search SWISS flights
British AirwaysPriceFrom $401Free CancellationRating
6.7
7,466 reviews
Search British Airways flights
LufthansaPriceFrom $405Free CancellationRating
6.8
7,507 reviews
Search Lufthansa flights
Air FrancePriceFrom $411Free CancellationRating
7.4
1,477 reviews
Search Air France flights
KLMPriceFrom $450Free CancellationRating
7.7
1,404 reviews
Search KLM flights
DeltaPriceFrom $484Free CancellationRating
7.9
7,977 reviews
Search Delta flights

Traveling to a place near Luxembourg?

Book flights to Luxembourg if you plan to visit one of these locations
Esch-sur-Alzette
Clervaux

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to Luxembourg for you.

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

momondo does allow users to show only those flights to Luxembourg from Boston which offer a flexible booking policy as well as other useful filters and features.

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?

Price alerts on flights to Luxembourg from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Luxembourg trip

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Fly your favorite airline to Luxembourg

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Delta
American Airlines
United Airlines
Turkish Airlines
Lufthansa
Frontier
British Airways
Qatar Airways
Spirit Airlines
Ryanair
Alaska Airlines
Emirates