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$487+ Cheap flights from San Diego (SAN) to Basel EuroAirport Swiss (BSL)

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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BSL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from San Diego to Basel

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

Round-trip from

$880
(American Airlines)

One-way from

$487
(United Airlines)

Popular in

June

Cheapest in

August

Average price

$1,685
From San Diego to Basel EuroAirport Swiss
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One-way flight from San Diego to Basel EuroAirport Swiss
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Highest demand for flights based on searches. 35% potential increase in price ($537 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($77 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from San Diego to Basel

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

This American Airlines deal was found by Cheapflights users on 6/10. 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.
Fri 9/267:50 pmSAN - BSL
1 stop18h 00mAmerican Airlines
Sun 10/57:05 amBSL - SAN
1 stop16h 45mAmerican Airlines
Deal found 6/10$880
This British Airways deal was found by Cheapflights users on 6/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/267:50 pmSAN - BSL
1 stop18h 00mBritish Airways
Sun 10/511:05 amBSL - SAN
2 stops19h 43mBritish Airways
Deal found 6/10$892
This United Airlines deal was found by Cheapflights users on 6/10. 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 9/268:00 amSAN - BSL
2 stops19h 25mUnited Airlines
Sun 10/511:30 amBSL - SAN
2 stops21h 11mUnited Airlines
Deal found 6/10$896
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2611:08 amSAN - BSL
2 stops17h 37mLufthansa
Sun 10/58:10 pmBSL - SAN
1 stop28h 15mLufthansa
Deal found 6/11$909
This Justfly.com deal was found by Cheapflights users on 6/10. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/105:15 pmSAN - BSL
1 stop17h 20mMultiple Airlines
Thu 7/178:25 amBSL - SAN
2 stops36h 20mMultiple Airlines
Deal found 6/10$992

Cheapflights Fare Finder

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

Fly from

San Diego

Fly to

Basel

Route

Depart

Return

Price

San DiegoBasel

SAN - BSL

SANBSL

San Diego

Fri 9/26

7:50 pm-10:50 pm

1 stop18h 00m

Basel EuroAirport Swiss

Sun 10/5

7:05 am-2:50 pm

1 stop16h 45m

$880

San DiegoBasel

SAN - BSL

SANBSL

San Diego

Fri 9/26

7:50 pm-10:50 pm

1 stop18h 00m

Basel EuroAirport Swiss

Sun 10/5

11:05 am-9:48 pm

2 stops19h 43m

$892

San DiegoBasel

SAN - BSL

SANBSL

San Diego

Fri 9/26

8:00 am-12:25 pm

2 stops19h 25m

Basel EuroAirport Swiss

Sun 10/5

11:30 am-11:41 pm

2 stops21h 11m

$896

San DiegoBasel

SAN - BSL

SANBSL

San Diego

Fri 9/26

11:08 am-1:45 pm

2 stops17h 37m

Basel EuroAirport Swiss

Sun 10/5

8:10 pm-3:25 pm

1 stop28h 15m

$909

San DiegoBasel

SAN - BSL

SANBSL

San Diego

Thu 7/10

5:15 pm-7:35 pm

1 stop17h 20m

Basel EuroAirport Swiss

Thu 7/17

8:25 am-11:45 am

2 stops36h 20m

$992

San DiegoBasel

SAN - BSL

SANBSL

San Diego

Sat 8/23

10:30 pm-9:10 am

2 stops25h 40m

$487

San DiegoBasel

SAN - BSL

SANBSL

San Diego

Sat 8/23

7:50 pm-11:20 am

1 stop30h 30m

$532

San DiegoBasel

SAN - BSL

SANBSL

San Diego

Wed 9/10

11:17 am-12:25 pm

2 stops16h 08m

$9,457

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Best time to book a flight from San Diego to Basel

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

What is the cheapest time of day to fly from SAN to BSL?

Find hourly flight availability from San Diego to Basel. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

It’s typically best to fly out from San Diego to Basel EuroAirport Swiss in the evening. Doing so could potentially save you 31% on the flight price compared to flying in the afternoon, which is usually more expensive.

Rainfall in Basel by month

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

In terms of precipitation, rainfall in Basel EuroAirport Swiss ranges from 1.9 - 3.4 inches per month. June is typically the wettest month, when rainfall can reach 3.4 in. February is typically the driest time to visit Basel EuroAirport Swiss when rainfall is around 1.9 in.

Temperature in Basel by month

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

If weather is an important factor for your trip to Basel EuroAirport Swiss, 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 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Basel

Get insights into the airlines that provide service to Basel. 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 Basel. Reviews last updated June 12, 2025.
Read reviews from past customers who have flown United Airlines, American Airlines and Lufthansa from San Diego to Basel. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,790 reviews

Food

6.6

Boarding

7.7

Crew

8.1

Entertainment

7.0

Comfort

7.3

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,790 reviews
United Airlines
7.4
Good
8,790 reviews

Food

6.6

Boarding

7.7

Crew

8.1

Entertainment

7.0

Comfort

7.3

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,790 reviews

Food

6.6

Boarding

7.7

Crew

8.1

Entertainment

7.0

Comfort

7.3

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Lufthansa
6.8
Okay
7,136 reviews
United Airlines
7.4
Good
8,790 reviews

Food

6.6

Boarding

7.7

Crew

8.1

Entertainment

7.0

Comfort

7.3

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
British Airways
6.6
Okay
7,008 reviews
United Airlines
7.4
Good
8,790 reviews

Food

6.6

Boarding

7.7

Crew

8.1

Entertainment

7.0

Comfort

7.3

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from San Diego to Basel. 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 Diego to Basel EuroAirport Swiss round-trip?

    Our cheapest airline available from San Diego to Basel EuroAirport Swiss is American Airlines. Our recent data shows that you can find tickets from as low as $880 on this airline. Additional options worth looking into are British Airways and United Airlines, starting at $892 and $896 round-trip. You may be able to fly from San Diego to Basel EuroAirport Swiss for 11% less than the average price by searching for these airlines.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from San Diego to Basel EuroAirport Swiss (average of $545). Flying from San Diego to Basel EuroAirport Swiss in June is currently the most expensive (average of $1,132). 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

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Alternative routes for San Diego to Basel

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from San Diego to Basel

Discover the top airline that operate flights from San Diego to Basel. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$663Average$1,094FlexibilityNo cancel feeOn-time70%

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