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$375+ 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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
BSL — SFO
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap 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 September 11, 2025.

Round-trip from

$582
(Billigflug)

One-way from

$375
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$809
From Basel EuroAirport Swiss to San Francisco
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One-way flight from Basel EuroAirport Swiss to San Francisco
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Highest demand for flights based on searches. 14% potential increase in price ($122 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 11, 2025.

This Billigflug deal was found by Cheapflights users on 9/11. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/106:00 amBSL - SFO
2 stops22h 08mMultiple Airlines
Sat 10/254:45 pmSFO - BSL
2 stops21h 05mMultiple Airlines
Deal found 9/11$582
This Billigflug deal was found by Cheapflights users on 9/9. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:00 amBSL - SFO
2 stops22h 08mMultiple Airlines
Fri 10/312:01 pmSFO - BSL
2 stops23h 29mMultiple Airlines
Deal found 9/9$583
This American Airlines deal was found by Cheapflights users on 9/9. 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 9/296:35 amBSL - SFO
1 stop16h 15mAmerican Airlines
Fri 10/177:00 amSFO - BSL
2 stops30h 50mAmerican Airlines
Deal found 9/9$593
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 10/2012:10 pmBSL - SFO
1 stop34h 40mAmerican Airlines
Tue 11/412:21 pmSFO - BSL
2 stops17h 44mAmerican Airlines
Deal found 9/10$595
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Wed 9/246:40 amBSL - SFO
2 stops20h 42mAmerican Airlines
Thu 10/166:00 amSFO - BSL
2 stops19h 55mAmerican Airlines
Deal found 9/9$599
This British Airways deal was found by Cheapflights users on 9/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/17:10 amBSL - SFO
2 stops20h 08mBritish Airways
Sat 11/155:30 pmSFO - BSL
1 stop15h 35mBritish Airways
Deal found 9/9$600
This British Airways deal was found by Cheapflights users on 9/11. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/206:35 amBSL - SFO
2 stops24h 34mBritish Airways
Tue 11/48:40 pmSFO - BSL
1 stop16h 40mBritish Airways
Deal found 9/11$601
This British Airways deal was found by Cheapflights users on 9/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/217:00 amBSL - SFO
2 stops22h 14mBritish Airways
Sun 12/146:30 amSFO - BSL
2 stops23h 35mBritish Airways
Deal found 9/9$602
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 10/2111:55 amBSL - SFO
2 stops20h 34mAmerican Airlines
Fri 12/51:11 pmSFO - BSL
2 stops18h 54mAmerican Airlines
Deal found 9/9$607
This British Airways deal was found by Cheapflights users on 9/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/206:05 amBSL - SFO
1 stop17h 55mBritish Airways
Tue 12/28:40 pmSFO - BSL
1 stop16h 40mBritish Airways
Deal found 9/9$619

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 September 11, 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

Sat 10/11

6:35 am-7:21 pm

2 stops21h 46m

San Francisco

Sat 10/25

12:15 pm-4:35 pm

2 stops19h 20m

$582

BaselSan Francisco

BSL - SFO

BSLSFO

Basel EuroAirport Swiss

Thu 2/19

6:05 am-3:00 pm

1 stop17h 55m

San Francisco

Mon 2/23

11:29 am-6:15 pm

2 stops21h 46m

$592

BaselSan Francisco

BSL - SFO

BSLSFO

Basel EuroAirport Swiss

Tue 2/17

7:00 am-3:00 pm

1 stop17h 00m

San Francisco

Sat 2/28

5:30 pm-6:05 pm

1 stop15h 35m

$595

BaselSan Francisco

BSL - SFO

BSLSFO

Basel EuroAirport Swiss

Thu 2/19

11:05 am-6:45 pm

1 stop16h 40m

San Francisco

Mon 2/23

2:28 pm-6:15 pm

2 stops18h 47m

$596

BaselSan Francisco

BSL - SFO

BSLSFO

Basel EuroAirport Swiss

Tue 2/17

7:05 pm-3:00 pm

1 stop28h 55m

San Francisco

Sat 2/28

4:26 pm-6:05 pm

2 stops16h 39m

$597

BaselSan Francisco

BSL - SFO

BSLSFO

Basel EuroAirport Swiss

Sat 11/1

7:10 am-7:09 pm

2 stops19h 59m

San Francisco

Sat 11/15

5:30 pm-9:50 pm

1 stop19h 20m

$599

BaselSan Francisco

BSL - SFO

BSLSFO

Basel EuroAirport Swiss

Mon 10/20

12:10 pm-12:17 am

2 stops21h 07m

San Francisco

Tue 11/4

8:00 am-3:05 pm

2 stops22h 05m

$601

BaselSan Francisco

BSL - SFO

BSLSFO

Basel EuroAirport Swiss

Mon 10/20

6:35 am-10:09 pm

2 stops24h 34m

San Francisco

Tue 11/4

8:40 pm-10:20 pm

1 stop16h 40m

$601

BaselSan Francisco

BSL - SFO

BSLSFO

Basel EuroAirport Swiss

Thu 1/15

9:10 pm-9:16 pm

2 stops57h 06m

$385

BaselSan Francisco

BSL - SFO

BSLSFO

Basel EuroAirport Swiss

Mon 10/20

12:10 pm-12:17 am

2 stops21h 07m

$577

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 15 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, January is the cheapest month in which you can book a flight from Basel EuroAirport Swiss to San Francisco (average of $276). Flying from Basel EuroAirport Swiss to San Francisco in June is currently the most expensive (average of $357). 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 17h 55m. Fly via American Airlines to get the fastest option. The distance between Basel EuroAirport Swiss and San Francisco is about 5786 mi.

  • 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, January is the cheapest month in which you can book a flight from Basel EuroAirport Swiss to San Francisco (average of $276). Flying from Basel EuroAirport Swiss to San Francisco in June is currently the most expensive (average of $357). 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
Santa Cruz
Livermore
South San Francisco
Turlock
Antioch
Watsonville
Manteca
Santa Clara
Sunnyvale
Hollister
Vacaville
Foster City
Vallejo
Burlingame
Redwood City
Union City
San Leandro
San Mateo
Lathrop

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