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$448+ 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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — SAN
Jan 21 — Jan 281
Wed 1/21
Wed 1/28
1 adult, Economy
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Cheapflights Tip: The best prices from Brussels to San Diego are usually found in February or September, booked 37 days in advance, depart on a Friday or Thursday and return on a Tuesday

Cheap 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 December 22, 2025.

This Flighttix deal was found by Cheapflights users on 12/20. 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 12/2610:10 amBRU - SAN
1 stop21h 41mLufthansa
Thu 2/127:00 amSAN - BRU
1 stop16h 55mLufthansa
Deal found 12/20$991
This Flighttix deal was found by Cheapflights users on 12/20. 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 12/2610:10 amBRU - SAN
2 stops18h 47mMultiple Airlines
Thu 2/1210:59 amSAN - BRU
2 stops17h 16mMultiple Airlines
Deal found 12/20$992
This United Airlines deal was found by Cheapflights users on 12/20. 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.
Sat 12/272:25 pmBRU - SAN
2 stops18h 50mUnited Airlines
Sun 1/412:42 pmSAN - BRU
2 stops15h 33mUnited Airlines
Deal found 12/20$1,001
This Cheapflightsfares deal was found by Cheapflights users on 12/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/277:00 amBRU - SAN
2 stops19h 34mLufthansa
Mon 1/511:50 amSAN - BRU
2 stops23h 50mLufthansa
Deal found 12/21$1,016
This Cheapflightsfares deal was found by Cheapflights users on 12/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2710:10 amBRU - SAN
1 stop17h 31mLufthansa
Sun 1/47:00 amSAN - BRU
1 stop16h 55mLufthansa
Deal found 12/20$1,020
This United Airlines deal was found by Cheapflights users on 12/21. 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.
Sat 12/2711:55 amBRU - SAN
1 stop17h 57mUnited Airlines
Mon 1/511:00 amSAN - BRU
2 stops17h 15mUnited Airlines
Deal found 12/21$1,064
This Scandinavian Airlines deal was found by Cheapflights users on 12/21. 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 12/2710:20 amBRU - SAN
3 stops21h 21mScandinavian Airlines
Mon 1/510:37 amSAN - BRU
2 stops24h 13mScandinavian Airlines
Deal found 12/21$2,250

Find 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 December 22, 2025.

Round-trip from

$678
(AirNGo)

One-way from

$448
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$997
From Brussels to San Diego
Search Deals
One-way flight from Brussels to San Diego
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($57 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December 22, 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 1/22

10:15 am-10:26 pm

2 stops21h 11m

San Diego

Wed 2/4

12:32 pm-4:20 pm

2 stops18h 48m

$695

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Thu 3/5

5:30 pm-4:10 pm

1 stop31h 40m

San Diego

Mon 3/9

7:00 pm-4:40 pm

1 stop13h 40m

$709

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Wed 2/4

10:25 am-4:10 pm

1 stop14h 45m

San Diego

Wed 2/11

6:00 pm-4:20 pm

1 stop13h 20m

$710

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Tue 1/27

9:45 pm-4:10 pm

1 stop27h 25m

San Diego

Wed 2/11

6:00 pm-7:35 pm

1 stop16h 35m

$712

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Sun 1/25

5:30 pm-4:10 pm

1 stop31h 40m

San Diego

Sat 2/7

6:20 am-10:30 am

2 stops19h 10m

$712

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Sun 1/25

9:35 pm-4:10 pm

1 stop27h 35m

San Diego

Fri 2/13

6:00 pm-5:20 pm

1 stop14h 20m

$712

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Thu 1/29

5:30 pm-4:10 pm

1 stop31h 40m

San Diego

Tue 2/10

6:20 am-10:50 am

2 stops19h 30m

$712

BrusselsSan Diego

BRU - SAN

BRUSAN

Brussels Bruxelles-National

Sun 1/25

9:35 pm-4:10 pm

1 stop27h 35m

San Diego

Wed 2/11

8:25 am-1:50 pm

2 stops20h 25m

$712

BrusselsSan Diego

CRL - SAN

CRLSAN

Charleroi Brussels

Thu 1/8

8:25 pm-3:45 pm

2 stops28h 20m

San Diego

Mon 1/19

12:40 pm-7:00 pm

3 stops21h 20m

$2,524

BrusselsSan Diego

CRL - SAN

CRLSAN

Charleroi Brussels

Tue 2/17

9:25 pm-9:34 pm

3 stops33h 09m

$451

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

Showing 1-10 of 24 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 December 19, 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, March is the cheapest month in which you can book a flight from Brussels to San Diego (average of $538). Flying from Brussels to San Diego in August is currently the most expensive (average of $706). 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 December 22, 2025.

A simple way to save on the total cost of your ticket is to fly from Brussels to San Diego at noon. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight in the evening.

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 December 22, 2025.
Peruse reviews from past customers who have flown with KLM, United 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.
KLM
7.7
Good
1,432 reviews

Food

7.2

Crew

8.4

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,432 reviews
KLM
7.7
Good
1,432 reviews

Food

7.2

Crew

8.4

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
United Airlines
7.4
Good
9,102 reviews
KLM
7.7
Good
1,432 reviews

Food

7.2

Crew

8.4

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Lufthansa
6.8
Okay
7,644 reviews
KLM
7.7
Good
1,432 reviews

Food

7.2

Crew

8.4

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
British Airways
6.7
Okay
7,602 reviews
KLM
7.7
Good
1,432 reviews

Food

7.2

Crew

8.4

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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 31h 40m. Airlines will cover a distance of 5654 mi.

  • 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 KLM, starting at $610 and $615 round-trip. British Airways is currently priced 24% 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, March is the cheapest month in which you can book a flight from Brussels to San Diego (average of $538). Flying from Brussels to San Diego in August is currently the most expensive (average of $706). 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
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove

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 December 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$599Average$739FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$610Average$954FlexibilityNo cancel feeOn-time76%
KLMCheapest$615Average$816FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$740Average$884FlexibilityNo cancel feeOn-time69%

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