$650 Cheap Flights from Basel (BSL) to San Diego (SAN)

View $650 flight on Wed, Jun 11, 2025Opens in a new window

Popular airlines from EuroAirport Airport (BSL) to San Diego Intl. Airport (SAN)

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Cheap Flights from Basel to San Diego (BSL-SAN)

Prices were available within the past 7 days and start at $650 for one-way flights and $660 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Fri, May 23 - Sun, Jun 8
BSL
Basel
SAN
San Diego
$660 Roundtrip, found 4 days ago
$660
Roundtrip
found 4 days ago
Select British Airways flight, departing Fri, May 23 from Basel to San Diego, returning Sun, Jun 8, priced at $660 found 4 days ago
American Airlines
Fri, Sep 26 - Thu, Oct 9
BSL
Basel
SAN
San Diego
$661 Roundtrip, found 2 days ago
$661
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Sep 26 from Basel to San Diego, returning Thu, Oct 9, priced at $661 found 2 days ago
British Airways
Fri, Sep 26 - Thu, Oct 9
BSL
Basel
SAN
San Diego
$663 Roundtrip, found 2 days ago
$663
Roundtrip
found 2 days ago
Select British Airways flight, departing Fri, Sep 26 from Basel to San Diego, returning Thu, Oct 9, priced at $663 found 2 days ago
British Airways
Fri, Sep 26 - Thu, Oct 9
BSL
Basel
SAN
San Diego
$664 Roundtrip, found 2 days ago
$664
Roundtrip
found 2 days ago
Select British Airways flight, departing Fri, Sep 26 from Basel to San Diego, returning Thu, Oct 9, priced at $664 found 2 days ago
British Airways
Fri, May 23 - Sun, Jun 8
BSL
Basel
SAN
San Diego
$665 Roundtrip, found 4 days ago
$665
Roundtrip
found 4 days ago
Select British Airways flight, departing Fri, May 23 from Basel to San Diego, returning Sun, Jun 8, priced at $665 found 4 days ago
American Airlines
Fri, Sep 26 - Thu, Oct 9
BSL
Basel
SAN
San Diego
$667 Roundtrip, found 2 days ago
$667
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Sep 26 from Basel to San Diego, returning Thu, Oct 9, priced at $667 found 2 days ago
British Airways
Fri, May 23 - Sun, Jun 8
BSL
Basel
SAN
San Diego
$670 Roundtrip, found 4 days ago
$670
Roundtrip
found 4 days ago
Select British Airways flight, departing Fri, May 23 from Basel to San Diego, returning Sun, Jun 8, priced at $670 found 4 days ago
American Airlines
Fri, Sep 26 - Thu, Oct 9
BSL
Basel
SAN
San Diego
$672 Roundtrip, found 2 days ago
$672
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Sep 26 from Basel to San Diego, returning Thu, Oct 9, priced at $672 found 2 days ago
American Airlines
Fri, Sep 26 - Thu, Oct 9
BSL
Basel
SAN
San Diego
$673 Roundtrip, found 2 days ago
$673
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Sep 26 from Basel to San Diego, returning Thu, Oct 9, priced at $673 found 2 days ago
British Airways
Fri, Sep 26 - Thu, Oct 9
BSL
Basel
SAN
San Diego
$673 Roundtrip, found 2 days ago
$673
Roundtrip
found 2 days ago
Select British Airways flight, departing Fri, Sep 26 from Basel to San Diego, returning Thu, Oct 9, priced at $673 found 2 days ago
Flights from Basel (BSL) to San Diego (SAN)
Origin airport
EuroAirport
Destination airport
San Diego Intl.
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, KLM, Lufthansa, United
Roundtrip price
$660
Distance
5916 mi

Basel to San Diego Flights

The cheapest times to fly from Basel to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Basel to San Diego are during the month of May. You can find some of the cheapest flights from Basel to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Basel to San Diego

Sunday is one of the best days to book for cheap flights from Basel to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Basel to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Basel to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from $650 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Basel to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Basel to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from EuroAirport Airport (BSL) to San Diego Intl. Airport (SAN) cost?
Discover the latest flight deals from BSL to SAN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from BSL to SAN?
The cheapest flights from BSL to SAN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from BSL to SAN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from BSL to SAN. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from EuroAirport Airport (BSL) to San Diego Intl. Airport (SAN)?
Nonstop flights from EuroAirport Airport (BSL) to San Diego Intl. Airport (SAN) aren’t available daily, so you’ll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and click on either “1 Stop” or “2+ Stops.”
What day of the week has the most flights from BSL to SAN?
You’ll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from EuroAirport Airport (BSL) to San Diego Intl. Airport (SAN)?
To arrive at San Diego Intl. Airport (SAN) without delays, opt for a flight that takes off from EuroAirport Airport (BSL) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from EuroAirport Airport (BSL) to San Diego Intl. Airport (SAN) last-minute?
Last-minute fares from BSL to SAN are generally more expensive. For the cheapest rates, start looking for flights as soon as possible. That said, if your travel plans are flexible, it’s possible to score a cheap fare just before your departure.
Is it cheaper to book a BSL to SAN flight and hotel package?
Securing a BSL to SAN flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Choose from our impressive range of hotels and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from EuroAirport Airport (BSL) to San Diego Intl. Airport (SAN)?
If you booked your BSL to SAN flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

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*Available to One Key members.