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$669+ Cheap flights from Basel EuroAirport Swiss (BSL) to San Francisco (SFO)

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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
BSL — SFO
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Basel to San Francisco

Cheapest flights from Basel to San Francisco
Explore the most affordable flight options available from Basel to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. 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 12/221:10 pmBSL - SFO
1 stop15h 25mUnited Airlines
Fri 1/231:35 pmSFO - BSL
2 stops17h 30mUnited Airlines
Deal found 12/10$909
This Flightnetwork deal was found by Cheapflights users on 12/11. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/158:25 pmBSL - SFO
2 stops25h 15mMultiple Airlines
Fri 12/261:30 pmSFO - BSL
1 stop34h 40mMultiple Airlines
Deal found 12/11$942
This Air France deal was found by Cheapflights users on 12/10. 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.
Thu 12/186:05 amBSL - SFO
1 stop14h 45mAir France
Fri 12/263:40 pmSFO - BSL
1 stop33h 10mAir France
Deal found 12/10$969
This KLM deal was found by Cheapflights users on 12/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:05 amBSL - SFO
1 stop14h 45mKLM
Thu 12/253:40 pmSFO - BSL
1 stop33h 35mKLM
Deal found 12/10$972
This Air France deal was found by Cheapflights users on 12/11. 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.
Fri 12/265:55 pmBSL - SFO
1 stop26h 55mAir France
Fri 1/23:40 pmSFO - BSL
1 stop33h 10mAir France
Deal found 12/11$979
This KLM deal was found by Cheapflights users on 12/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2610:30 amBSL - SFO
1 stop35h 55mKLM
Fri 1/23:40 pmSFO - BSL
1 stop33h 10mKLM
Deal found 12/10$983
This United Airlines deal was found by Cheapflights users on 12/11. 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 12/159:50 amBSL - SFO
1 stop18h 45mUnited Airlines
Fri 12/261:30 pmSFO - BSL
1 stop34h 40mUnited Airlines
Deal found 12/11$995
This KLM deal was found by Cheapflights users on 12/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:05 amBSL - SFO
1 stop14h 45mKLM
Wed 12/241:55 pmSFO - BSL
1 stop23h 10mKLM
Deal found 12/10$1,011
This American Airlines deal was found by Cheapflights users on 12/10. 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.
Thu 12/186:05 amBSL - SFO
2 stops23h 02mAmerican Airlines
Wed 12/2411:15 amSFO - BSL
2 stops25h 50mAmerican Airlines
Deal found 12/10$1,017
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Fri 12/199:50 amBSL - SFO
1 stop14h 00mUnited Airlines
Sat 12/271:30 pmSFO - BSL
1 stop14h 00mUnited Airlines
Deal found 12/10$1,028
This KLM deal was found by Cheapflights users on 12/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/196:05 amBSL - SFO
1 stop14h 45mKLM
Fri 12/263:40 pmSFO - BSL
1 stop33h 10mKLM
Deal found 12/10$1,040

Find flight deals from Basel to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Basel (BSL) to San Francisco (SFO). 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$705
(American Airlines)

One-way from

$669
(Bravofly)

Popular in

July

Cheapest in

February

Average price

$1,053
Provider with most accurate pricing for Basel (EAP)-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Basel (EAP)-San Francisco flights.
Search Deals
From Basel EuroAirport Swiss to San Francisco
Search Deals
One-way flight from Basel EuroAirport Swiss to San Francisco
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($163 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Basel to San Francisco 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 December 12, 2025.
Use the filters below to find and compare flights from Basel EuroAirport Swiss to San Francisco that are best for you.

Fly from

Basel

Fly to

San Francisco

Route

Depart

Return

Price

BaselSan Francisco

BSL - SFO

BSLSFO

Basel EuroAirport Swiss

Thu 5/21

12:15 pm-11:23 pm

2 stops20h 08m

San Francisco

Fri 5/29

6:06 am-11:00 am

2 stops19h 54m

$710

BaselSan Francisco

BSL - SFO

BSLSFO

Basel EuroAirport Swiss

Sat 1/24

7:10 am-6:30 pm

2 stops20h 20m

San Francisco

Sat 1/31

8:00 am-3:35 pm

2 stops22h 35m

$713

BaselSan Francisco

BSL - SFO

BSLSFO

Basel EuroAirport Swiss

Sat 1/24

7:10 am-3:00 pm

1 stop16h 50m

San Francisco

Sat 1/31

5:30 pm-9:50 pm

1 stop19h 20m

$715

BaselSan Francisco

BSL - SFO

BSLSFO

Basel EuroAirport Swiss

Wed 2/18

6:20 am-6:45 pm

1 stop21h 25m

San Francisco

Sun 2/22

5:30 pm-10:20 pm

1 stop19h 50m

$725

BaselSan Francisco

BSL - SFO

BSLSFO

Basel EuroAirport Swiss

Thu 1/15

6:05 am-3:00 pm

1 stop17h 55m

San Francisco

Thu 1/29

10:11 am-3:05 pm

2 stops19h 54m

$726

BaselSan Francisco

BSL - SFO

BSLSFO

Basel EuroAirport Swiss

Thu 1/15

6:05 am-6:45 pm

1 stop21h 40m

San Francisco

Thu 1/29

8:40 pm-10:15 am

1 stop28h 35m

$726

BaselSan Francisco

BSL - SFO

BSLSFO

Basel EuroAirport Swiss

Thu 1/15

6:05 am-6:30 pm

2 stops21h 25m

San Francisco

Thu 1/29

10:11 am-3:05 pm

2 stops19h 54m

$730

BaselSan Francisco

BSL - SFO

BSLSFO

Basel EuroAirport Swiss

Fri 1/23

7:00 am-6:30 pm

2 stops20h 30m

San Francisco

Sun 2/1

5:30 pm-10:20 pm

1 stop19h 50m

$731

BaselSan Francisco

BSL - SFO

BSLSFO

Basel EuroAirport Swiss

Wed 2/18

11:10 am-10:24 pm

2 stops20h 14m

San Francisco

Sun 2/22

6:00 am-3:05 pm

2 stops24h 05m

$737

BaselSan Francisco

BSL - SFO

BSLSFO

Basel EuroAirport Swiss

Wed 6/10

6:40 am-8:25 pm

2 stops22h 45m

San Francisco

Mon 6/15

11:30 am-10:50 pm

2 stops26h 20m

$783

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 19 results
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Best time to book a flight from Basel to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Basel 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 Basel EuroAirport Swiss to San Francisco

What is the cheapest month to book a flight from Basel EuroAirport Swiss to San Francisco?

Currently, May is the cheapest month in which you can book a flight from Basel EuroAirport Swiss to San Francisco (average of $510). Flying from Basel EuroAirport Swiss to San Francisco in December is currently the most expensive (average of $1,053). 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.

Related info for your journey

Find useful and relevant information for your journey from Basel to San Francisco. 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 Basel EuroAirport Swiss to San Francisco?

    There are many flights that can get you from Basel EuroAirport Swiss to San Francisco in 16h 50m. Fly via American Airlines or British Airways to get the fastest option. The distance between Basel EuroAirport Swiss and San Francisco is about 5786 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Basel to San Francisco 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 Basel EuroAirport Swiss to San Francisco?

    Currently, May is the cheapest month in which you can book a flight from Basel EuroAirport Swiss to San Francisco (average of $510). Flying from Basel EuroAirport Swiss to San Francisco in December is currently the most expensive (average of $1,053). 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 San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
South San Francisco
Santa Cruz
Livermore
Turlock
Manteca
Watsonville
Sunnyvale
Santa Clara
San Bruno
Redwood City
Daly City
Vallejo
Hollister
Foster City
Union City
Davis
San Ramon
Burlingame
Milpitas

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