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$406+ 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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — SAN
Jul 5 — Jul 121
Sat 7/5
Sat 7/12
1 adult, Economy
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Cheapflights Tip: The best prices from Brussels to San Diego are usually found in January or February, 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 June 30, 2025.

Round-trip from

$638
(Booking.com)

One-way from

$406
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$705
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. 2% potential increase in price ($22 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($22 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 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 June 30, 2025.

This Booking.com deal was found by Cheapflights users on 6/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2310:05 pmBRU - SAN
1 stop25h 45mBritish Airways
Sun 9/77:50 pmSAN - BRU
1 stop13h 10mBritish Airways
Deal found 6/29$638
This American Airlines deal was found by Cheapflights users on 6/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2312:05 pmBRU - SAN
2 stops29h 17mAmerican Airlines
Sun 9/77:50 pmSAN - BRU
1 stop33h 30mAmerican Airlines
Deal found 6/30$653
This Finnair deal was found by Cheapflights users on 6/29. 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.
Sat 8/2310:05 pmBRU - SAN
2 stops28h 50mMultiple Airlines
Sun 9/710:17 amSAN - BRU
2 stops18h 58mMultiple Airlines
Deal found 6/29$672
This United Airlines deal was found by Cheapflights users on 6/28. 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.
Wed 11/2610:00 amBRU - SAN
2 stops17h 50mUnited Airlines
Wed 12/1010:51 amSAN - BRU
1 stop13h 04mUnited Airlines
Deal found 6/28$755
This Scandinavian Airlines deal was found by Cheapflights users on 6/30. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2310:20 amBRU - SAN
3 stops21h 34mScandinavian Airlines
Sun 9/77:30 amSAN - BRU
2 stops27h 20mScandinavian Airlines
Deal found 6/30$893
This Delta deal was found by Cheapflights users on 6/29. 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.
Mon 7/73:05 pmBRU - SAN
2 stops17h 16mDelta
Sat 7/1910:30 pmSAN - BRU
2 stops25h 10mDelta
Deal found 6/29$1,002
This Iberia deal was found by Cheapflights users on 6/28. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2910:05 pmBRU - SAN
2 stops30h 11mIberia
Sun 8/102:57 pmSAN - BRU
2 stops18h 58mIberia
Deal found 6/28$1,037
This Air Canada deal was found by Cheapflights users on 6/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1310:00 amBRU - SAN
2 stops34h 57mAir Canada
Tue 7/298:10 amSAN - BRU
1 stop14h 50mAir Canada
Deal found 6/28$1,062
This Mytrip deal was found by Cheapflights users on 6/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/236:40 amCRL - SAN
3 stops21h 58mMultiple Airlines
Sun 9/72:21 pmSAN - CRL
3 stops23h 09mMultiple Airlines
Deal found 6/29$1,161
This Ethiopian Air deal was found by Cheapflights users on 6/29. 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 Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/139:25 pmBRU - SAN
3 stops50h 29mEthiopian Air
Wed 8/209:45 pmSAN - BRU
3 stops48h 45mEthiopian Air
Deal found 6/29$3,062

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 June 30, 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

Sat 8/23

10:05 pm-2:50 pm

1 stop25h 45m

San Diego

Sun 9/7

7:50 pm-6:00 pm

1 stop13h 10m

$638

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Sat 8/23

12:05 pm-8:22 am

2 stops29h 17m

San Diego

Sun 9/7

7:50 pm-2:20 pm

1 stop33h 30m

$653

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Sat 8/23

10:05 pm-5:55 pm

2 stops28h 50m

San Diego

Sun 9/7

10:17 am-2:15 pm

2 stops18h 58m

$672

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Wed 11/26

10:00 am-6:50 pm

2 stops17h 50m

San Diego

Wed 12/10

10:51 am-8:55 am

1 stop13h 04m

$755

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Sat 8/23

10:20 am-10:54 pm

3 stops21h 34m

San Diego

Sun 9/7

7:30 am-7:50 pm

2 stops27h 20m

$893

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Tue 7/29

10:05 pm-7:16 pm

2 stops30h 11m

San Diego

Sun 8/10

2:57 pm-6:55 pm

2 stops18h 58m

$1,037

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Sun 7/13

10:00 am-11:57 am

2 stops34h 57m

San Diego

Tue 7/29

8:10 am-8:00 am

1 stop14h 50m

$1,062

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Sun 7/13

10:35 am-6:54 pm

2 stops17h 19m

San Diego

Tue 7/29

10:30 pm-8:40 am

2 stops25h 10m

$1,084

BrusselsSan Diego

CRL - SAN

CRLSAN

Charleroi Brussels

Sat 8/23

6:40 am-7:38 pm

3 stops21h 58m

San Diego

Sun 9/7

2:21 pm-10:30 pm

3 stops23h 09m

$1,161

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Wed 8/13

9:25 pm-2:54 pm

3 stops50h 29m

San Diego

Wed 8/20

9:45 pm-7:30 am

3 stops48h 45m

$3,062

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Showing 1-10 of 15 results
1
2

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 June 27, 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 June 30, 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.

How much does it cost to fly round-trip from Brussels to San Diego?

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 June 30, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and Scandinavian Airlines from Brussels to San Diego to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,969 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

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
7,969 reviews
Delta
8.0
Very good
7,969 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

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
8,852 reviews
Delta
8.0
Very good
7,969 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

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
Scandinavian Airlines
7.3
Good
1,413 reviews
Delta
8.0
Very good
7,969 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

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
Brussels Airlines
7.3
Good
352 reviews
Delta
8.0
Very good
7,969 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

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
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,969 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

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. 4 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 British Airways. Our recent data shows that you can find tickets from as low as $638 on this airline. Additional options worth looking into are American Airlines and United Airlines, starting at $653 and $755 round-trip. British Airways is currently priced 15% 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 Brussels Airlines ($715), Lufthansa ($2,576), and United Airlines ($5,107).

  • 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
Coronado
National City
Lemon Grove
Imperial Beach
La Mesa
Poway
Alpine
Santee

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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 4 airlines flying from Brussels to San Diego

Discover the top 4 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 June 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Brussels AirlinesCheapest$637Average$700FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$645Average$749FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$648Average$853FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$659Average$954FlexibilityNo cancel feeOn-time76%

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