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$590+ 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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
BSL — SAN
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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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 March 25, 2025.

Round-trip from

$711
(United Airlines)

Popular in

December

Cheapest in

April
From Basel EuroAirport Swiss to San Diego
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($76 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($48 potential savings vs. average RT price).
Search Deals

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 March 25, 2025.

This British Airways deal was found by Cheapflights users on 3/24. 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 3/3112:10 pmBSL - SAN
1 stop14h 50mBritish Airways
Sun 4/67:50 pmSAN - BSL
1 stop18h 00mBritish Airways
Deal found 3/24$590
This Billigflug deal was found by Cheapflights users on 3/24. 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.
Mon 3/316:35 amBSL - SAN
1 stop20h 25mMultiple Airlines
Sun 4/67:50 pmSAN - BSL
1 stop18h 00mMultiple Airlines
Deal found 3/24$622
This United Airlines deal was found by Cheapflights users on 3/24. 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 4/99:45 amBSL - SAN
1 stop14h 40mUnited Airlines
Thu 4/244:05 pmSAN - BSL
2 stops18h 30mUnited Airlines
Deal found 3/24$711
This American Airlines deal was found by Cheapflights users on 3/24. 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 3/316:35 amBSL - SAN
2 stops20h 36mAmerican Airlines
Sun 4/64:30 pmSAN - BSL
2 stops17h 30mAmerican Airlines
Deal found 3/24$718

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 March 25, 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

Wed 4/9

9:45 am-3:25 pm

1 stop14h 40m

San Diego

Thu 4/24

4:05 pm-7:35 pm

2 stops18h 30m

$711

BaselSan Diego

BSL - SAN

BSLSAN

Basel EuroAirport Swiss

Wed 4/9

8:45 pm-2:50 pm

1 stop27h 05m

San Diego

Thu 4/24

4:40 pm-10:50 pm

1 stop21h 10m

$1,251

BaselSan Diego

BSL - SAN

BSLSAN

Basel EuroAirport Swiss

Sat 5/24

1:00 pm-10:14 pm

2 stops18h 14m

San Diego

Fri 6/6

5:15 pm-5:50 pm

2 stops15h 35m

$7,793

BaselSan Diego

BSL - SAN

BSLSAN

Basel EuroAirport Swiss

Sun 8/3

6:15 am-12:00 pm

1 stop14h 45m

$1,011

BaselSan Diego

BSL - SAN

BSLSAN

Basel EuroAirport Swiss

Sun 8/3

1:00 pm-2:54 pm

3 stops34h 54m

$1,436

BaselSan Diego

BSL - SAN

BSLSAN

Basel EuroAirport Swiss

Sun 9/7

6:55 pm-9:17 am

3 stops47h 22m

$1,662

BaselSan Diego

BSL - SAN

BSLSAN

Basel EuroAirport Swiss

Wed 9/17

6:40 am-2:50 pm

1 stop17h 10m

$2,899

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

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.

Cheapflights Insights

Everything you need to know about your flight from Basel EuroAirport Swiss to San Diego

Rainfall in San Diego by month

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

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

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

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated March 25, 2025.
KLM
7.8
Good
1,318 reviews

Boarding

7.8

Entertainment

7.1

Comfort

7.7

Overall

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,318 reviews
KLM
7.8
Good
1,318 reviews

Boarding

7.8

Entertainment

7.1

Comfort

7.7

Overall

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
United Airlines
7.4
Good
8,605 reviews
KLM
7.8
Good
1,318 reviews

Boarding

7.8

Entertainment

7.1

Comfort

7.7

Overall

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
British Airways
6.6
Okay
6,713 reviews
KLM
7.8
Good
1,318 reviews

Boarding

7.8

Entertainment

7.1

Comfort

7.7

Overall

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

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.

  • What are the cheapest airlines flying from Basel EuroAirport Swiss to San Diego round-trip?

    Currently priced at $711, United Airlines will fly you from Basel EuroAirport Swiss to San Diego and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on British Airways for as low as $1,251. These flights start at 12% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Basel EuroAirport Swiss to San Diego one-way?

    One-way options have recently been found by users for as low as $1,011 on KLM. Other airlines that offer cheap prices include United Airlines from $1,436 and British Airways from $2,899 one-way.

  • 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.

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

    Currently, August is the cheapest month in which you can book a flight from Basel EuroAirport Swiss to San Diego (average of $286). Flying from Basel EuroAirport Swiss to San Diego in March is currently the most expensive (average of $366). 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 Basel EuroAirport Swiss?

Book flights to Basel EuroAirport Swiss if you plan to visit one of these locations
El Cajon
Chula Vista
Lemon Grove
National City
Imperial Beach
La Mesa
Alpine
Poway
Santee
Coronado
Borrego Springs

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