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$234+ Cheap flights from San Francisco (SFO) to Luxembourg (LUX)

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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LUX
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from San Francisco to Luxembourg

Cheapest flights from San Francisco to Luxembourg
Explore the most affordable flight options available from San Francisco to Luxembourg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This Scandinavian Airlines deal was found by Cheapflights users on 1/26. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/194:45 pm
SFO
-
LUX
1 stop17h 30m
Scandinavian Airlines
Thu 4/2310:30 am
LUX
-
SFO
1 stop13h 10m
Scandinavian Airlines
Deal found 1/26$496
This Cheapflightsfares deal was found by Cheapflights users on 1/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/95:40 pm
SFO
-
LUX
1 stop17h 40m
Scandinavian Airlines
Mon 3/1610:05 am
LUX
-
SFO
1 stop13h 30m
Scandinavian Airlines
Deal found 1/25$499
This United Airlines deal was found by Cheapflights users on 1/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/201:45 pm
SFO
-
LUX
1 stop20h 45m
United Airlines
Tue 5/268:30 am
LUX
-
SFO
1 stop20h 20m
United Airlines
Deal found 1/25$553
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/237:25 pm
SFO
-
LUX
1 stop13h 50m
SWISS
Mon 3/27:05 pm
LUX
-
SFO
1 stop30h 25m
SWISS
Deal found 1/25$564
This FlightHub deal was found by Cheapflights users on 1/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/207:10 am
SFO
-
LUX
2 stops21h 40m
Air Canada
Tue 5/266:05 am
LUX
-
SFO
2 stops18h 17m
Air Canada
Deal found 1/25$565
This Expedia deal was found by Cheapflights users on 1/25. 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.
Mon 2/234:59 pm
SFO
-
LUX
2 stops19h 06m
British Airways
Mon 3/29:55 pm
LUX
-
SFO
1 stop26h 05m
British Airways
Deal found 1/25$586
This Travelocity deal was found by Cheapflights users on 1/25. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/238:30 am
SFO
-
LUX
2 stops20h 30m
Multiple Airlines
Mon 3/27:05 pm
LUX
-
SFO
2 stops35h 34m
Multiple Airlines
Deal found 1/25$599

Find flight deals from San Francisco to Luxembourg

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Luxembourg (LUX). 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$496
(Scandinavian Airlines)

One-way from

$234
(British Airways)

Popular in

December

Cheapest in

April

Average price

$671
Provider with most accurate pricing for San Francisco-Luxembourg flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Luxembourg flights.
Search Deals
From San Francisco to Luxembourg
Search Deals
One-way flight from San Francisco to Luxembourg
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($80 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco 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, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from San Francisco to Luxembourg that are best for you.

Fly from

San Francisco

Fly to

Luxembourg

Route

Depart

Return

Price

San FranciscoLuxembourg

SFO - LUX

SFOLUX

San Francisco

Sun 4/19

4:45 pm-9:50 am

1 stop32h 05m

Luxembourg

Thu 4/23

7:55 pm-2:40 pm

1 stop27h 45m

$496

San FranciscoLuxembourg

SFO - LUX

SFOLUX

San Francisco

Mon 3/9

5:40 pm-7:20 pm

1 stop17h 40m

Luxembourg

Mon 3/16

10:05 am-3:35 pm

1 stop13h 30m

$499

San FranciscoLuxembourg

SFO - LUX

SFOLUX

San Francisco

Wed 5/20

1:45 pm-7:30 pm

1 stop20h 45m

Luxembourg

Tue 5/26

8:30 am-7:50 pm

1 stop20h 20m

$553

San FranciscoLuxembourg

SFO - LUX

SFOLUX

San Francisco

Sun 3/29

9:05 pm-7:30 pm

1 stop13h 25m

Luxembourg

Sun 4/5

6:15 am-10:45 am

2 stops37h 30m

$602

San FranciscoLuxembourg

SFO - LUX

SFOLUX

San Francisco

Mon 3/9

12:00 pm-2:00 pm

2 stops18h 00m

Luxembourg

Mon 3/16

5:00 pm-1:40 pm

2 stops28h 40m

$602

San FranciscoLuxembourg

SFO - LUX

SFOLUX

San Francisco

Sun 5/3

4:35 pm-8:20 pm

1 stop18h 45m

$234

San FranciscoLuxembourg

SFO - LUX

SFOLUX

San Francisco

Mon 5/4

4:35 pm-10:40 am

1 stop33h 05m

$234

San FranciscoLuxembourg

SFO - LUX

SFOLUX

San Francisco

Tue 5/5

4:35 pm-8:50 pm

1 stop19h 15m

$234

San FranciscoLuxembourg

SFO - LUX

SFOLUX

San Francisco

Mon 5/4

3:52 pm-9:20 pm

2 stops20h 28m

$238

San FranciscoLuxembourg

SFO - LUX

SFOLUX

San Francisco

Tue 5/5

12:15 pm-1:30 pm

2 stops16h 15m

$246

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 15 results
1
2

Compare providers for flights from San Francisco to Luxembourg

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Luxembourg in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Francisco-Luxembourg flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Luxembourg flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Luxembourg flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Luxembourg flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Luxembourg flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Francisco to Luxembourg

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

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

Currently, October is the cheapest month in which you can book a flight from San Francisco to Luxembourg (average of $339). Flying from San Francisco to Luxembourg in May is currently the most expensive (average of $693). 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.

Reviews of airlines servicing Luxembourg

Get insights into the airlines that provide service to Luxembourg. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Luxembourg. Reviews last updated January 27, 2026.
See what other customers who have flown with SWISS, Scandinavian Airlines, and Lufthansa from San Francisco to Luxembourg have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.6
Good
1,863 reviews

Comfort

7.4

Boarding

7.7

Food

7.1

Entertainment

6.8

Crew

8.3

Overall

7.6

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
SWISS
7.6
Good
1,863 reviews
SWISS
7.6
Good
1,863 reviews

Comfort

7.4

Boarding

7.7

Food

7.1

Entertainment

6.8

Crew

8.3

Overall

7.6

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
Scandinavian Airlines
7.3
Good
1,669 reviews
SWISS
7.6
Good
1,863 reviews

Comfort

7.4

Boarding

7.7

Food

7.1

Entertainment

6.8

Crew

8.3

Overall

7.6

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
Lufthansa
6.8
Okay
7,749 reviews
SWISS
7.6
Good
1,863 reviews

Comfort

7.4

Boarding

7.7

Food

7.1

Entertainment

6.8

Crew

8.3

Overall

7.6

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Luxembourg. 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 San Francisco to Luxembourg?

    Airlines like Scandinavian Airlines and United Airlines fly from San Francisco to Luxembourg in about 20h 45m. The time it takes to get you to your destination can typically vary by up to 11h 20m. San Francisco and Luxembourg are separated by a distance of 5638 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from San Francisco to Luxembourg round-trip?

    Our cheapest airline available from San Francisco to Luxembourg is SWISS. Our recent data shows that you can find tickets from as low as $339 on this airline. Additional options worth looking into are Scandinavian Airlines and Lufthansa, starting at $494 and $642 round-trip. These flights start at 53% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from San Francisco to Luxembourg?

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

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

    Yes. Cheapflights offers flight deals from San Francisco to Luxembourg 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 San Francisco to Luxembourg?

    Currently, October is the cheapest month in which you can book a flight from San Francisco to Luxembourg (average of $339). Flying from San Francisco to Luxembourg in May is currently the most expensive (average of $693). 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 Luxembourg?

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

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from San Francisco to Luxembourg

Discover the top 3 airlines that operate flights from San Francisco to Luxembourg. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$339Average$712FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$494Average$571FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$642Average$801FlexibilityNo cancel feeOn-time76%

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