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$349+ Cheap flights from Brussels to San Diego (SAN)

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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — SAN
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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Cheapflights Tip: The best prices from Brussels to San Diego are usually found in February or March, booked 40 days in advance, depart on a Friday or Thursday and return on a Tuesday

Cheap flight deals from Brussels to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Brussels (BR1) 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 April 2, 2025.

Round-trip from

$632
(Finnair)

One-way from

$349
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$748
From Brussels to San Diego
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One-way flight from Brussels to San Diego
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Highest demand for flights based on searches. 4% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Brussels to San Diego

Cheapest flights from Brussels to San Diego
Explore the most affordable flight options available from Brussels to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

This Finnair deal was found by Cheapflights users on 3/30. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/96:35 amBRU - SAN
2 stops25h 57mMultiple Airlines
Thu 9/1810:48 amSAN - BRU
2 stops22h 32mMultiple Airlines
Deal found 3/30$632
This American Airlines deal was found by Cheapflights users on 3/31. 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 5/510:40 amBRU - SAN
1 stop16h 20mAmerican Airlines
Sun 5/187:50 pmSAN - BRU
1 stop15h 35mAmerican Airlines
Deal found 3/31$634
This British Airways deal was found by Cheapflights users on 3/31. 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 4/2810:40 amBRU - SAN
2 stops21h 48mBritish Airways
Mon 5/57:50 pmSAN - BRU
1 stop14h 45mBritish Airways
Deal found 3/31$639
This KLM deal was found by Cheapflights users on 3/31. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/123:05 pmBRU - SAN
1 stop29h 55mKLM
Sun 5/251:55 pmSAN - BRU
1 stop23h 20mKLM
Deal found 3/31$640
This Delta deal was found by Cheapflights users on 3/31. 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.
Thu 5/86:10 amBRU - SAN
1 stop14h 50mDelta
Fri 5/236:34 amSAN - BRU
1 stop17h 06mDelta
Deal found 3/31$641
This Virgin Atlantic deal was found by Cheapflights users on 4/1. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/510:45 amBRU - SAN
2 stops21h 42mVirgin Atlantic
Sun 5/189:59 pmSAN - BRU
1 stop25h 41mVirgin Atlantic
Deal found 4/1$644
This AirNGo deal was found by Cheapflights users on 3/31. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2210:00 amBRU - SAN
1 stop18h 35mAir Canada
Wed 11/1211:50 amSAN - BRU
2 stops35h 05mAir Canada
Deal found 3/31$662
This Scandinavian Airlines deal was found by Cheapflights users on 4/1. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/110:20 amBRU - SAN
2 stops23h 01mScandinavian Airlines
Thu 10/910:00 amSAN - BRU
2 stops23h 30mScandinavian Airlines
Deal found 4/1$675
This United Airlines deal was found by Cheapflights users on 4/1. 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 10/2210:00 amBRU - SAN
1 stop18h 35mUnited Airlines
Tue 10/288:35 amSAN - BRU
1 stop14h 40mUnited Airlines
Deal found 4/1$698
This Lufthansa deal was found by Cheapflights users on 3/31. 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.
Fri 10/2412:00 pmBRU - SAN
2 stops43h 37mLufthansa
Sun 11/97:00 amSAN - BRU
1 stop16h 55mLufthansa
Deal found 3/31$749
This Iberia deal was found by Cheapflights users on 4/1. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/510:15 pmBRU - SAN
2 stops34h 44mIberia
Sun 5/182:49 pmSAN - BRU
2 stops19h 06mIberia
Deal found 4/1$1,069

Cheapflights Fare Finder

Customize your flight search to find flights from Brussels 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 April 2, 2025.
Use the filters below to find and compare flights from Brussels to San Diego that are best for you.

Fly from

Brussels

Fly to

San Diego

Route

Depart

Return

Price

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Tue 9/9

6:35 am-11:32 pm

2 stops25h 57m

San Diego

Thu 9/18

10:48 am-6:20 pm

2 stops22h 32m

$632

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Mon 5/5

10:40 am-6:00 pm

1 stop16h 20m

San Diego

Sun 5/18

7:50 pm-8:25 pm

1 stop15h 35m

$634

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Mon 4/28

10:40 am-11:28 pm

2 stops21h 48m

San Diego

Mon 5/5

7:50 pm-7:35 pm

1 stop14h 45m

$639

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Mon 5/12

3:05 pm-12:00 pm

1 stop29h 55m

San Diego

Sun 5/25

1:55 pm-10:15 pm

1 stop23h 20m

$640

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Thu 5/8

6:10 am-12:00 pm

1 stop14h 50m

San Diego

Fri 5/23

6:34 am-8:40 am

1 stop17h 06m

$641

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Mon 5/5

10:45 am-12:12 am

1 stop22h 27m

San Diego

Sun 5/18

6:34 am-8:40 am

1 stop17h 06m

$644

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Mon 5/12

10:20 am-11:11 pm

3 stops21h 51m

San Diego

Sun 5/25

6:34 am-3:20 pm

2 stops23h 46m

$674

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Mon 5/5

10:00 am-7:45 pm

1 stop18h 45m

San Diego

Sun 5/18

8:10 am-7:15 am

1 stop14h 05m

$709

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Mon 5/5

10:15 pm-11:59 pm

2 stops34h 44m

San Diego

Sun 5/18

2:49 pm-6:55 pm

2 stops19h 06m

$1,069

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Mon 4/21

10:00 am-6:56 pm

2 stops17h 56m

San Diego

Fri 4/25

11:50 am-1:40 pm

2 stops16h 50m

$4,973

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 23 results
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2
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Best time to book a flight from Brussels to San Diego

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

How far ahead should I book a flight from Brussels to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Brussels to San Diego. Price data was last updated on March 28, 2025.

The price you pay for your flight from Brussels to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 36 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Brussels to San Diego?

Currently, August is the cheapest month in which you can book a flight from Brussels to San Diego (average of $286). Flying from Brussels 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.

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

Find hourly flight availability from Brussels to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2025.

A simple way to save on the total cost of your ticket is to fly from Brussels to San Diego in the morning. If you’re flexible enough to do this you can expect to save up to 12% on your trip compared to booking a flight at noon.

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 April 2, 2025.
Delta
8.0
Very good
7,898 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,898 reviews
Delta
8.0
Very good
7,898 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very good
7,898 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,898 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,616 reviews
Delta
8.0
Very good
7,898 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Virgin Atlantic
7.4
Good
637 reviews
Delta
8.0
Very good
7,898 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Brussels 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 airport do you fly into for flights to San Diego from Brussels?

    San Diego (SAN), located 2.6 mi from the city center, is the airport you fly into when you book flights from Brussels to San Diego. 5 airlines have flights to San Diego from Brussels on a regular basis. Booking flights from Brussels to San Diego should not be difficult; the airport handles an average of 0 inbound flights from Brussels per day.

  • What are the cheapest airlines flying from Brussels to San Diego round-trip?

    Our cheapest airline available from Brussels to San Diego is American Airlines. Our recent data shows that you can find tickets from as low as $634 on this airline. Additional options worth looking into are British Airways and KLM, starting at $639 and $640 round-trip. American Airlines is currently priced 19% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Brussels to San Diego one-way?

    The cheapest airlines for a one-way flight from Brussels to San Diego are Aer Lingus ($636), Lufthansa ($686), and Finnair ($729).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Brussels 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 Brussels to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Brussels to San Diego (average of $286). Flying from Brussels 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 Brussels?

Book flights to Brussels 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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Alternative routes for Brussels to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Brussels to San Diego

Discover the top 5 airlines that operate flights from Brussels to San Diego. 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 April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$549Average$685FlexibilityNo cancel feeOn-time71%
Brussels AirlinesCheapest$637Average$656FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$648Average$859FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$659Average$1,137FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$669Average$811FlexibilityNo cancel feeOn-time70%

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