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$566+ Cheap flights from San Francisco (SFO) to Luxembourg (LUX)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LUX
May 20 — May 271
Tue 5/20
Tue 5/27
1 adult, Economy
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Cheap 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 May 15, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$566
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$694
Provider with most accurate pricing for San Francisco-Luxembourg flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Luxembourg flights.
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From San Francisco to Luxembourg
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Highest demand for flights based on searches. 0% potential increase in price ($6 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($50 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find 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 May 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 5/13. 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 7/217:30 pmSFO - LUX
1 stop29h 10mSWISS
Tue 8/197:10 pmLUX - SFO
1 stop30h 00mSWISS
Deal found 5/13$566
This Air Canada deal was found by Cheapflights users on 5/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/217:10 amSFO - LUX
2 stops24h 00mAir Canada
Thu 8/216:15 amLUX - SFO
2 stops22h 42mAir Canada
Deal found 5/13$589
This American Airlines deal was found by Cheapflights users on 5/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/216:00 amSFO - LUX
2 stops19h 40mAmerican Airlines
Tue 8/1910:05 pmLUX - SFO
1 stop24h 45mAmerican Airlines
Deal found 5/13$590
This United Airlines deal was found by Cheapflights users on 5/13. 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.
Mon 7/211:00 pmSFO - LUX
2 stops18h 10mUnited Airlines
Thu 8/219:50 amLUX - SFO
1 stop18h 10mUnited Airlines
Deal found 5/13$604
This Lufthansa deal was found by Cheapflights users on 5/13. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1910:35 pmSFO - LUX
2 stops32h 35mLufthansa
Fri 8/221:30 pmLUX - SFO
1 stop14h 30mLufthansa
Deal found 5/13$616
This Air France deal was found by Cheapflights users on 5/14. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/18:25 pmSFO - LUX
1 stop16h 20mAir France
Tue 9/237:30 amLUX - SFO
2 stops17h 30mAir France
Deal found 5/14$643
This Delta deal was found by Cheapflights users on 5/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1912:44 amSFO - LUX
2 stops24h 16mDelta
Fri 8/226:05 amLUX - SFO
1 stop14h 40mDelta
Deal found 5/13$648
This StudentUniverse deal was found by Cheapflights users on 5/14. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/18:00 amSFO - LUX
2 stops17h 40mBritish Airways
Mon 9/229:05 pmLUX - SFO
2 stops28h 05mBritish Airways
Deal found 5/14$654
This Air France deal was found by Cheapflights users on 5/14. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/21:45 pmSFO - LUX
1 stop19h 10mMultiple Airlines
Tue 9/2310:50 amLUX - SFO
2 stops18h 31mMultiple Airlines
Deal found 5/14$669
This FlightHub deal was found by Cheapflights users on 5/14. 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.
Sat 5/176:45 pmSFO - LUX
1 stop37h 40mTurkish Airlines
Tue 5/276:20 pmLUX - SFO
1 stop25h 15mTurkish Airlines
Deal found 5/14$1,074

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 May 15, 2025.
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

Mon 7/21

7:30 pm-9:40 am

1 stop29h 10m

Luxembourg

Tue 8/19

7:10 pm-4:10 pm

1 stop30h 00m

$566

San FranciscoLuxembourg

SFO - LUX

SFOLUX

San Francisco

Mon 7/21

7:10 am-4:10 pm

2 stops24h 00m

Luxembourg

Thu 8/21

6:15 am-7:57 pm

2 stops22h 42m

$589

San FranciscoLuxembourg

SFO - LUX

SFOLUX

San Francisco

Mon 7/21

6:00 am-10:40 am

2 stops19h 40m

Luxembourg

Tue 8/19

10:05 pm-1:50 pm

1 stop24h 45m

$590

San FranciscoLuxembourg

SFO - LUX

SFOLUX

San Francisco

Mon 7/21

1:00 pm-4:10 pm

2 stops18h 10m

Luxembourg

Thu 8/21

9:50 am-7:00 pm

1 stop18h 10m

$604

San FranciscoLuxembourg

SFO - LUX

SFOLUX

San Francisco

Sat 7/19

10:35 pm-4:10 pm

2 stops32h 35m

Luxembourg

Wed 8/20

8:15 am-12:40 pm

1 stop13h 25m

$618

San FranciscoLuxembourg

SFO - LUX

SFOLUX

San Francisco

Mon 9/1

8:25 pm-9:45 pm

1 stop16h 20m

Luxembourg

Tue 9/23

7:30 am-4:00 pm

2 stops17h 30m

$643

San FranciscoLuxembourg

SFO - LUX

SFOLUX

San Francisco

Sat 7/19

12:44 am-10:00 am

2 stops24h 16m

Luxembourg

Fri 8/22

6:05 am-11:45 am

1 stop14h 40m

$648

San FranciscoLuxembourg

SFO - LUX

SFOLUX

San Francisco

Mon 9/1

8:00 am-10:40 am

2 stops17h 40m

Luxembourg

Mon 9/22

9:05 pm-4:10 pm

2 stops28h 05m

$654

San FranciscoLuxembourg

SFO - LUX

SFOLUX

San Francisco

Tue 9/2

1:45 pm-5:55 pm

1 stop19h 10m

Luxembourg

Tue 9/23

10:50 am-8:21 pm

2 stops18h 31m

$669

San FranciscoLuxembourg

SFO - LUX

SFOLUX

San Francisco

Fri 5/30

7:30 am-9:10 am

3 stops40h 40m

$641

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/14

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 May.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on San Francisco-Luxembourg flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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 time of day to fly from SFO to LUX?

Find hourly flight availability from San Francisco to Luxembourg. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 15, 2025.

One of the essential ways to save on airfare from San Francisco to Luxembourg is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 31% on airfare.

Rainfall in Luxembourg by month

Plan your trip to Luxembourg by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Luxembourg ranges from 2.0 - 2.8 inches per month. November is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Luxembourg when rainfall is around 2.0 in.

Temperature in Luxembourg by month

Plan your trip to Luxembourg by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Luxembourg, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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 May 15, 2025.
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,595 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,451 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,731 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • 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 $566 on this airline. Additional options worth looking into are Air Canada and American Airlines, starting at $589 and $590 round-trip. These flights start at 41% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from San Francisco to Luxembourg one-way?

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $817. However, be on the lookout for offers from TAP AIR PORTUGAL and SWISS, as they are both options that can get you from San Francisco to Luxembourg for a low price.

  • 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, February is the cheapest month in which you can book a flight from San Francisco to Luxembourg (average of $638). Flying from San Francisco to Luxembourg in June is currently the most expensive (average of $1,183). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from San Francisco to Luxembourg

Discover the top 2 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 May 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$649Average$775FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$659Average$879FlexibilityNo cancel feeOn-time76%

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