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Cheap flights from the United States to Luxembourg from $173

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Luxembourg departing on 9/23. 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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0 bags

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Find the cheapest flights from the United States to Luxembourg

Recent round-trip flight deals from the United States to Luxembourg

SWISS Logo
9:40 pm - 6:20 pmBOS-LUX
14h 40m1 stop
SWISS Logo
10:30 am - 3:25 pmLUX-BOS
10h 55m1 stop
$390SWISS
Find Deal
Tue, Oct 7 - Wed, Oct 15
Logo
6:00 am - 9:40 amBOS-LUX
21h 40m2 stops
Logo
9:45 am - 5:40 pmLUX-BOS
13h 55m1 stop
$391
Find Deal
Tue, Oct 7 - Wed, Oct 15
Lufthansa Logo
8:05 pm - 12:30 pmBOS-LUX
10h 25m1 stop
Lufthansa Logo
9:45 am - 5:40 pmLUX-BOS
13h 55m1 stop
$398Lufthansa
Find Deal
Mon, Sep 22 - Wed, Oct 1
British Airways Logo
7:30 am - 10:15 amBOS-LUX
20h 45m1 stop
British Airways Logo
9:55 pm - 2:20 pmLUX-BOS
22h 25m1 stop
$424British Airways
Find Deal
Wed, Dec 24 - Mon, Jan 5
British Airways Logo
6:50 pm - 9:10 pmSEA-LUX
17h 20m1 stop
British Airways Logo
9:55 pm - 4:55 pmLUX-SEA
28h 00m1 stop
$435British Airways
Find Deal
Wed, Nov 19 - Wed, Dec 3
Air France Logo
10:20 pm - 1:50 pmBOS-LUX
9h 30m1 stop
Air France Logo
10:50 am - 8:20 pmLUX-BOS
15h 30m1 stop
$437Air France
Find Deal
Mon, Aug 18 - Mon, Aug 25
Air France Logo
1:30 pm - 1:50 pmSEA-LUX
15h 20m1 stop
Air France Logo
7:30 am - 5:35 pmLUX-SEA
19h 05m1 stop
$456Air France
Find Deal
Sun, Aug 17 - Thu, Aug 21
Lufthansa Logo
4:20 pm - 6:00 pmBOS-LUX
19h 40m1 stop
Lufthansa Logo
2:25 pm - 6:44 pmLUX-BOS
34h 19m2 stops
$472Lufthansa
Find Deal
Wed, Dec 24 - Mon, Jan 5
Delta Logo
9:40 am - 5:15 pmSEA-LUX
22h 35m2 stops
Delta Logo
6:10 am - 3:55 pmLUX-SEA
18h 45m1 stop
$475Delta
Find Deal
Sun, Aug 17 - Thu, Aug 21
Delta Logo
7:10 am - 10:00 amSEA-LUX
17h 50m2 stops
Delta Logo
6:05 am - 11:35 amLUX-SEA
14h 30m1 stop
$476Delta
Find Deal
Wed, Aug 13 - Fri, Aug 22

TAP AIR PORTUGAL flights from United States to Luxembourg

Our best TAP AIR PORTUGAL deals on United States to Luxembourg flight tickets
TAP AIR PORTUGAL
Sep 22
JFK10:05 pmNew York John F Kennedy Intl
12h 50m
1 stop
LUX4:55 pmLuxembourg
Oct 6
LUX12:20 pmLuxembourg
13h 45m
1 stop
JFK8:05 pmNew York John F Kennedy Intl
$427
Find similar
TAP AIR PORTUGAL
Sep 22
JFK10:05 pmNew York John F Kennedy Intl
12h 50m
1 stop
LUX4:55 pmLuxembourg
Oct 6
LUX12:20 pmLuxembourg
13h 45m
1 stop
JFK8:05 pmNew York John F Kennedy Intl
$429
Find similar
TAP AIR PORTUGAL
Sep 22
JFK10:05 pmNew York John F Kennedy Intl
12h 50m
1 stop
LUX4:55 pmLuxembourg
Oct 6
LUX12:20 pmLuxembourg
13h 45m
1 stop
JFK8:05 pmNew York John F Kennedy Intl
$434
Find similar

Turkish Airlines flights from United States to Luxembourg

Our best Turkish Airlines deals on United States to Luxembourg flight tickets
Turkish Airlines
Sep 18
IAD9:40 pmWashington, D.C. Dulles Intl
29h 50m
1 stop
LUX9:30 amLuxembourg
Sep 30
LUX10:25 amLuxembourg
31h 20m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
$517
Find similar
Turkish Airlines
Sep 10
ORD7:50 pmChicago O'Hare Intl
30h 40m
1 stop
LUX9:30 amLuxembourg
Sep 23
LUX6:20 pmLuxembourg
22h 20m
1 stop
ORD9:40 amChicago O'Hare Intl
$542
Find similar
Turkish Airlines
Aug 12
EWR12:30 amNewark
34h 55m
1 stop
LUX5:25 pmLuxembourg
Aug 16
LUX6:20 pmLuxembourg
34h 15m
1 stop
EWR10:35 pmNewark
$1,887
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from United States 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 July 31, 2025.
Use the filters below to find and compare flights from the United States to Luxembourg that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Tue 10/7

9:40 pm-6:20 pm

1 stop14h 40m

Luxembourg

Wed 10/15

10:30 am-3:25 pm

1 stop10h 55m

$390

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Tue 10/7

6:00 am-9:40 am

2 stops21h 40m

Luxembourg

Wed 10/15

9:45 am-5:40 pm

1 stop13h 55m

$391

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Mon 9/22

8:05 pm-12:30 pm

1 stop10h 25m

Luxembourg

Wed 10/1

9:45 am-5:40 pm

1 stop13h 55m

$398

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Wed 12/24

7:30 am-10:15 am

1 stop20h 45m

Luxembourg

Mon 1/5

9:55 pm-2:20 pm

1 stop22h 25m

$424

SeattleLuxembourg

SEA - LUX

SEALUX

Seattle/Tacoma Intl

Wed 11/19

6:50 pm-9:10 pm

1 stop17h 20m

Luxembourg

Wed 12/3

9:55 pm-4:55 pm

1 stop28h 00m

$435

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Mon 8/18

10:20 pm-1:50 pm

1 stop9h 30m

Luxembourg

Mon 8/25

10:50 am-8:20 pm

1 stop15h 30m

$437

SeattleLuxembourg

SEA - LUX

SEALUX

Seattle/Tacoma Intl

Sun 8/17

1:30 pm-1:50 pm

1 stop15h 20m

Luxembourg

Thu 8/21

7:30 am-5:35 pm

1 stop19h 05m

$456

BostonLuxembourg

BOS - LUX

BOSLUX

Boston Logan Intl

Wed 12/24

4:20 pm-6:00 pm

1 stop19h 40m

Luxembourg

Mon 1/5

2:25 pm-6:44 pm

2 stops34h 19m

$472

SeattleLuxembourg

SEA - LUX

SEALUX

Seattle/Tacoma Intl

Sun 8/17

9:40 am-5:15 pm

2 stops22h 35m

Luxembourg

Thu 8/21

6:10 am-3:55 pm

1 stop18h 45m

$475

SeattleLuxembourg

SEA - LUX

SEALUX

Seattle/Tacoma Intl

Wed 8/13

7:10 am-10:00 am

2 stops17h 50m

Luxembourg

Fri 8/22

6:05 am-11:35 am

1 stop14h 30m

$476

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 United States 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 month to fly to Luxembourg?

If you are unable to visit Luxembourg during the month of January, then departing from United States during the month February is also very affordable. Most momondo users find prices during this month for around $599.

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

On average, the least expensive day to fly to Luxembourg from United States is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $612. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Luxembourg on Monday is $932.

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 morning. momondo users have found flights departing from United States to Luxembourg in the morning for as low as $640. 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 evening are often more expensive with an average ticket price of $849.

Can stopping save me money on United States to Luxembourg flights?

You could potentially save up to 32% on your flight if you consider stops on a United States to Luxembourg flight.

Cheap United States to Luxembourg flight deals and tips

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

Best Price Found

$173

Fastest flight time

9h 30m

Direct flights

None

Airports in Luxembourg

1 airport
The best one-way flight to Luxembourg from United States in the past 72 hours is $173. The best round-trip flight deal from United States to Luxembourg found on momondo in the last 72 hours is $390.
The fastest flight from United States to Luxembourg takes 9h 30m
There are no direct flights from United States to Luxembourg. Popular non-direct routes for this connection are Newark Airport - Luxembourg Airport, New York John F Kennedy Intl Airport - Luxembourg Airport and New York LaGuardia Airport - Luxembourg Airport.
There is 1 airport near Luxembourg: Luxembourg (LUX)
Search flight deals

  • When did momondo last update prices for flights from United States to Luxembourg Airport?

    Prices for flights from United States to Luxembourg Airport are updated daily.

  • How many operators does momondo search for flights from United States to Luxembourg Airport?

  • How old do you have to be to fly from United States 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 United States to Luxembourg Airport.

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

    The necessary travel and health documents for your Luxembourg Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from United States to Luxembourg

Compare and see reviews for airlines that fly from United States to Luxembourg with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $405Free CancellationRating
6.8
7,275 reviews
Search Lufthansa flights
Air FrancePriceFrom $411Free CancellationRating
7.5
1,465 reviews
Search Air France flights
SWISSPriceFrom $426Free CancellationRating
7.5
1,686 reviews
Search SWISS flights
KLMPriceFrom $450Free CancellationRating
7.8
1,383 reviews
Search KLM flights
British AirwaysPriceFrom $451Free CancellationRating
6.6
7,222 reviews
Search British Airways flights
DeltaPriceFrom $484Free CancellationRating
8.0
7,981 reviews
Search Delta flights
TAP AIR PORTUGALPriceFrom $606Free CancellationRating
7.1
1,933 reviews
Search TAP AIR PORTUGAL 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 United States to Luxembourg?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from United States to Luxembourg. momondo saves you time and could save you money on your trip.

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

All flight searches from United States to Luxembourg on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from United States to Luxembourg?

Once all potential United States to Luxembourg flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Luxembourg from United States 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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