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$377+ 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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — SAN
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Brussels to San Diego are usually found in February or January, booked 41 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 September 17, 2025.

Round-trip from

$608
(Flighttix)

One-way from

$377
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$672
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. 7% potential increase in price ($61 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 17, 2025.

This lastminute.com deal was found by Cheapflights users on 9/15. 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.
Mon 9/2210:00 amBRU - SAN
2 stops34h 31mAir Canada
Sun 10/510:30 pmSAN - BRU
2 stops24h 20mAir Canada
Deal found 9/15$601
This lastminute.com deal was found by Cheapflights users on 9/15. 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.
Mon 9/2210:00 amBRU - SAN
2 stops34h 31mMultiple Airlines
Sun 10/58:10 amSAN - BRU
1 stop14h 55mMultiple Airlines
Deal found 9/15$603
This Flighttix deal was found by Cheapflights users on 9/15. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2211:15 amBRU - SAN
2 stops19h 59mUnited Airlines
Sun 10/56:15 amSAN - BRU
2 stops16h 50mUnited Airlines
Deal found 9/15$605
This Flighttix deal was found by Cheapflights users on 9/15. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2912:00 pmBRU - SAN
2 stops17h 25mUnited Airlines
Mon 10/138:10 amSAN - BRU
1 stop14h 55mUnited Airlines
Deal found 9/15$608
This Flighttix deal was found by Cheapflights users on 9/16. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/210:00 amBRU - SAN
1 stop18h 35mAir Canada
Wed 10/158:10 amSAN - BRU
1 stop14h 55mAir Canada
Deal found 9/16$609
This Flighttix deal was found by Cheapflights users on 9/16. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3110:30 amBRU - SAN
2 stops19h 50mUnited Airlines
Fri 11/710:20 amSAN - BRU
2 stops17h 55mUnited Airlines
Deal found 9/16$614
This Mytrip deal was found by Cheapflights users on 9/15. 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.
Mon 9/155:30 pmCRL - SAN
3 stops30h 55mMultiple Airlines
Mon 9/228:10 amSAN - CRL
2 stops18h 30mMultiple Airlines
Deal found 9/15$1,619
This Mytrip deal was found by Cheapflights users on 9/15. 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.
Mon 9/297:40 pmCRL - SAN
2 stops25h 20mMultiple Airlines
Mon 10/135:15 pmSAN - CRL
2 stops20h 40mMultiple Airlines
Deal found 9/15$1,783

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 September 17, 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

Thu 10/2

10:00 am-7:35 pm

1 stop18h 35m

San Diego

Wed 10/15

4:40 pm-8:05 am

2 stops30h 25m

$608

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Mon 9/29

12:00 pm-8:25 pm

2 stops17h 25m

San Diego

Mon 10/13

8:10 am-8:05 am

1 stop14h 55m

$608

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Fri 10/31

10:30 am-10:20 pm

2 stops19h 50m

San Diego

Fri 11/7

10:20 am-1:15 pm

2 stops17h 55m

$614

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Sat 11/1

7:05 am-10:01 pm

2 stops22h 56m

San Diego

Sat 11/8

6:00 pm-8:50 pm

1 stop17h 50m

$621

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Fri 2/20

9:50 am-4:10 pm

1 stop15h 20m

San Diego

Tue 2/24

7:00 am-10:50 am

2 stops18h 50m

$622

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Thu 10/30

10:30 am-10:20 pm

2 stops19h 50m

San Diego

Thu 11/6

7:00 am-8:55 am

1 stop16h 55m

$623

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Wed 11/26

9:00 am-8:33 pm

2 stops20h 33m

San Diego

Sun 12/7

9:55 pm-7:15 am

1 stop24h 20m

$623

BrusselsSan Diego

CRL - SAN

CRLSAN

Charleroi Brussels

Mon 9/29

7:40 pm-12:00 pm

2 stops25h 20m

San Diego

Mon 10/13

5:15 pm-10:55 pm

2 stops20h 40m

$1,783

BrusselsSan Diego

CRL - SAN

CRLSAN

Charleroi Brussels

Wed 10/22

11:35 am-11:04 pm

3 stops44h 29m

$377

BrusselsSan Diego

CRL - SAN

CRLSAN

Charleroi Brussels

Mon 10/20

6:55 pm-9:20 pm

3 stops35h 25m

$395

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 27 results
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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 September 12, 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 September 17, 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.

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 September 17, 2025.
Peruse reviews from past customers who have flown with United Airlines, Brussels Airlines, and Lufthansa 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.
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Brussels Airlines
7.3
Good
359 reviews
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Lufthansa
6.8
Okay
7,409 reviews
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
British Airways
6.7
Okay
7,367 reviews
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

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.

  • How long is the flight from Brussels to San Diego?

    Departing from Brussels to San Diego will take you 17h 25m. Airlines will cover a distance of 5654 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $599 on this airline. Additional options worth looking into are Lufthansa and Brussels Airlines, starting at $610 and $637 round-trip. British Airways is currently priced 20% below the average price you’ll pay for this route.

  • 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 San Diego?

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

Browse thousands of different options on Cheapflights for your next trip

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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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$599Average$745FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$610Average$954FlexibilityNo cancel feeOn-time76%
Brussels AirlinesCheapest$637Average$656FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$648Average$859FlexibilityNo cancel feeOn-time69%

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