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$654+ Cheap flights from Basel EuroAirport Swiss (BSL) to San Diego (SAN)

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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
BSL — SAN
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find flight deals from Basel to San Diego

Cheapest flights from Basel to San Diego
Explore the most affordable flight options available from Basel to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This British Airways deal was found by Cheapflights users on 10/27. 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 11/1710:55 amBSL - SAN
1 stop14h 15mBritish Airways
Mon 11/246:00 pmSAN - BSL
1 stop15h 15mBritish Airways
Deal found 10/27$712
This Lufthansa deal was found by Cheapflights users on 10/27. 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.
Mon 11/172:20 pmBSL - SAN
2 stops18h 53mLufthansa
Mon 11/245:55 pmSAN - BSL
2 stops16h 45mLufthansa
Deal found 10/27$746
This Delta deal was found by Cheapflights users on 10/28. 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.
Fri 12/2610:30 amBSL - SAN
2 stops20h 08mDelta
Thu 1/87:00 amSAN - BSL
2 stops21h 50mDelta
Deal found 10/28$794
This United Airlines deal was found by Cheapflights users on 10/28. 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 12/261:10 pmBSL - SAN
2 stops34h 51mUnited Airlines
Wed 1/76:00 pmSAN - BSL
2 stops16h 40mUnited Airlines
Deal found 10/28$806
This lastminute.com deal was found by Cheapflights users on 10/25. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/236:45 amBSL - SAN
2 stops38h 18mMultiple Airlines
Tue 12/912:40 pmSAN - BSL
2 stops46h 00mMultiple Airlines
Deal found 10/25$807
This CheapTickets.ch deal was found by Cheapflights users on 10/27. 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 CheapTickets.ch is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:45 amBSL - SAN
2 stops38h 18mMultiple Airlines
Mon 12/812:40 pmSAN - BSL
2 stops23h 00mMultiple Airlines
Deal found 10/27$842
This Delta deal was found by Cheapflights users on 10/28. 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 12/276:05 amBSL - SAN
2 stops25h 36mDelta
Wed 1/77:00 amSAN - BSL
2 stops17h 50mDelta
Deal found 10/28$849
This Delta deal was found by Cheapflights users on 10/28. 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.
Fri 12/2610:30 amBSL - SAN
2 stops20h 08mDelta
Tue 1/66:15 amSAN - BSL
2 stops22h 35mDelta
Deal found 10/28$855
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Wed 12/109:50 amBSL - SAN
1 stop14h 55mUnited Airlines
Wed 12/1710:52 amSAN - BSL
2 stops20h 13mUnited Airlines
Deal found 10/26$873
This United Airlines deal was found by Cheapflights users on 10/28. 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 12/261:10 pmBSL - SAN
2 stops18h 22mUnited Airlines
Tue 1/65:35 pmSAN - BSL
1 stop17h 05mUnited Airlines
Deal found 10/28$932

Cheap flight deals from Basel to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Basel (BSL) to San Diego (SAN). 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 October 28, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$654
(American Airlines)

Popular in

January

Cheapest in

April

Average price

$699
Provider with most accurate pricing for Basel EuroAirport Swiss-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Basel EuroAirport Swiss-San Diego flights.
Search Deals
From Basel EuroAirport Swiss to San Diego
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($237 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($54 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Basel to San Diego 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 October 28, 2025.
Use the filters below to find and compare flights from Basel EuroAirport Swiss to San Diego that are best for you.

Fly from

Basel

Fly to

San Diego

Route

Depart

Return

Price

BaselSan Diego

BSL - SAN

BSLSAN

Basel EuroAirport Swiss

Fri 2/20

7:00 am-4:10 pm

1 stop18h 10m

San Diego

Tue 2/24

6:00 pm-2:55 pm

1 stop35h 55m

$654

BaselSan Diego

BSL - SAN

BSLSAN

Basel EuroAirport Swiss

Fri 2/20

7:00 am-4:10 pm

1 stop18h 10m

San Diego

Tue 2/24

6:00 pm-2:55 pm

1 stop35h 55m

$656

BaselSan Diego

BSL - SAN

BSLSAN

Basel EuroAirport Swiss

Mon 11/17

10:55 am-4:10 pm

1 stop14h 15m

San Diego

Mon 11/24

6:00 pm-6:15 pm

1 stop15h 15m

$712

BaselSan Diego

BSL - SAN

BSLSAN

Basel EuroAirport Swiss

Mon 11/17

2:20 pm-12:13 am

2 stops18h 53m

San Diego

Mon 11/24

5:55 pm-7:40 pm

2 stops16h 45m

$746

BaselSan Diego

BSL - SAN

BSLSAN

Basel EuroAirport Swiss

Fri 12/26

10:30 am-9:38 pm

2 stops20h 08m

San Diego

Thu 1/8

7:00 am-1:50 pm

2 stops21h 50m

$794

BaselSan Diego

BSL - SAN

BSLSAN

Basel EuroAirport Swiss

Fri 12/26

1:10 pm-10:32 pm

2 stops18h 22m

San Diego

Thu 1/8

5:35 pm-7:40 pm

1 stop17h 05m

$806

BaselSan Diego

BSL - SAN

BSLSAN

Basel EuroAirport Swiss

Fri 12/26

1:10 pm-9:39 am

2 stops29h 29m

San Diego

Wed 1/7

5:35 pm-7:40 pm

1 stop17h 05m

$806

BaselSan Diego

BSL - SAN

BSLSAN

Basel EuroAirport Swiss

Sun 11/30

8:25 pm-3:10 pm

3 stops51h 45m

$1,109

BaselSan Diego

BSL - SAN

BSLSAN

Basel EuroAirport Swiss

Sun 1/18

9:50 am-3:45 pm

1 stop14h 55m

$1,551

BaselSan Diego

BSL - SAN

BSLSAN

Basel EuroAirport Swiss

Sat 11/22

7:10 am-4:10 pm

1 stop18h 00m

$1,576

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 14 results
1
2
  • Most accurate provider: When it comes to deals on Basel EuroAirport Swiss-San Diego flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Basel EuroAirport Swiss-San Diego flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from Basel EuroAirport Swiss-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Basel EuroAirport Swiss-San Diego flights, Cheapflights users trust Expedia the most. Expedia 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 Basel EuroAirport Swiss-San Diego 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 Basel to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego 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.

Related info for your journey

Find useful and relevant information for your journey from Basel to San Diego. 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 Diego?

    A quick flight from Basel EuroAirport Swiss to San Diego can take about 18h 10m. American Airlines provides one of the quickest options available for as low as $654. Basel EuroAirport Swiss and San Diego are separated by a distance of 5913 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Basel to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
Coronado
La Mesa
Poway
Lemon Grove
National City

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