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$289+ Cheap flights from California to Brussels

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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BRU
Aug 28 — Sep 41
Fri 8/28
Fri 9/4
1 adult, Economy
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Cheap flight deals from California to Brussels

Cheapest flights from California to Brussels
Explore the most affordable flight options available from California to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.

This Travelocity deal was found by Cheapflights users on 7/26. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/292:00 pm
SAN
-
BRU
2 stops32h 50m
Air Canada
Tue 12/810:00 am
BRU
-
SAN
2 stops35h 00m
Air Canada
Deal found 7/26$725
This Delta deal was found by Cheapflights users on 7/27. 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.
Tue 12/112:22 pm
ONT
-
BRU
1 stop13h 38m
Delta
Wed 12/912:55 pm
BRU
-
ONT
1 stop16h 51m
Delta
Deal found 7/27$748
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Mon 12/71:20 pm
SNA
-
BRU
2 stops14h 55m
United Airlines
Thu 12/1010:10 am
BRU
-
SNA
1 stop17h 10m
United Airlines
Deal found 7/27$751
This Cheapflightsfares deal was found by Cheapflights users on 7/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/94:01 pm
SAN
-
BRU
2 stops20h 29m
SWISS
Fri 11/136:40 am
BRU
-
SAN
2 stops25h 00m
SWISS
Deal found 7/28$753
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Mon 11/29:08 am
BUR
-
BRU
2 stops19h 07m
United Airlines
Fri 11/610:10 am
BRU
-
BUR
2 stops19h 44m
United Airlines
Deal found 7/28$755
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Tue 12/112:45 pm
SAN
-
BRU
2 stops15h 30m
United Airlines
Wed 12/910:10 am
BRU
-
SAN
1 stop17h 27m
United Airlines
Deal found 7/27$761
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Sun 12/612:45 pm
SAN
-
BRU
2 stops15h 30m
United Airlines
Fri 12/1111:15 am
BRU
-
SAN
1 stop16h 38m
United Airlines
Deal found 7/27$766
This Cheapflightsfares deal was found by Cheapflights users on 7/26. 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.
Mon 11/95:35 pm
SAN
-
BRU
1 stop14h 40m
Lufthansa
Fri 11/139:05 am
BRU
-
SAN
1 stop15h 40m
Lufthansa
Deal found 7/26$767
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Mon 11/22:14 pm
SJC
-
BRU
2 stops56h 36m
United Airlines
Thu 11/54:55 pm
BRU
-
SJC
2 stops39h 04m
United Airlines
Deal found 7/27$767
This Air Canada deal was found by Cheapflights users on 7/26. 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.
Mon 11/92:00 pm
SAN
-
BRU
2 stops32h 50m
Air Canada
Fri 11/1310:00 am
BRU
-
SAN
2 stops36h 04m
Air Canada
Deal found 7/26$769
This United Airlines deal was found by Cheapflights users on 7/27. 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 12/59:55 pm
SAN
-
BRU
1 stop24h 20m
United Airlines
Fri 12/1111:15 am
BRU
-
SAN
1 stop16h 38m
United Airlines
Deal found 7/27$770
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Mon 11/96:45 am
SAN
-
BRU
2 stops21h 30m
United Airlines
Fri 11/136:45 am
BRU
-
SAN
1 stop18h 00m
United Airlines
Deal found 7/27$771

Find flight deals from California to Brussels

Keep the following information in mind while searching for California to Brussels flight deals. Data was last updated July 29, 2026.

Round-trip from

$725
(Travelocity)

One-way from

$289
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,098
From California to Brussels
Search Deals
One-way flight from California to Brussels
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($250 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from California to Brussels 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 July 29, 2026.
Use the filters below to find and compare flights from California to Brussels that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Mon 1/11

1:33 pm-1:15 pm

2 stops38h 42m

Brussels Bruxelles-National

Thu 1/14

10:10 am-6:44 pm

1 stop17h 34m

$751
Quickest round-trip

Santa AnaBrussels

SNA - BRU

SNABRU

Santa Ana J. Wayne/Orange Cnty

Mon 12/7

1:20 pm-1:15 pm

2 stops14h 55m

Brussels Bruxelles-National

Thu 12/10

10:10 am-6:20 pm

1 stop17h 10m

$751

BurbankBrussels

BUR - BRU

BURBRU

Burbank Bob Hope

Mon 11/2

9:08 am-1:15 pm

2 stops19h 07m

Brussels Bruxelles-National

Fri 11/6

10:10 am-8:54 pm

2 stops19h 44m

$755

San JoseBrussels

SJC - BRU

SJCBRU

San Jose

Mon 11/2

2:14 pm-7:50 am

2 stops56h 36m

Brussels Bruxelles-National

Thu 11/5

4:55 pm-10:59 pm

2 stops39h 04m

$767

Los AngelesBrussels

LAX - BRU

LAXBRU

Los Angeles

Sat 12/26

10:50 pm-11:00 am

1 stop27h 10m

Brussels Bruxelles-National

Sun 1/10

2:45 pm-11:45 am

1 stop30h 00m

$820

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Wed 9/23

7:05 am-7:40 am

1 stop15h 35m

Brussels Bruxelles-National

Thu 10/1

9:45 am-6:07 pm

1 stop17h 22m

$832

San DiegoBrussels

SAN - BRU

SANBRU

San Diego

Tue 8/25

7:00 am-7:10 am

1 stop15h 10m

Brussels Bruxelles-National

Tue 9/15

9:10 am-3:49 pm

2 stops39h 39m

$832

San DiegoBrussels

SAN - BRU

SANBRU

San Diego

Tue 8/25

8:45 am-7:45 am

3 stops38h 00m

Brussels Bruxelles-National

Tue 9/15

9:10 am-12:16 pm

2 stops36h 06m

$855

San DiegoBrussels

SAN - BRU

SANBRU

San Diego

Sun 9/20

4:55 pm-9:00 am

1 stop31h 05m

Brussels Bruxelles-National

Thu 10/8

9:55 am-12:16 pm

1 stop35h 21m

$857

San JoseBrussels

SJC - BRU

SJCBRU

San Jose

Wed 9/16

6:30 am-1:15 pm

2 stops21h 45m

Brussels Bruxelles-National

Fri 9/25

11:10 am-12:01 pm

2 stops33h 51m

$858

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from California to Brussels

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

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

Currently, February is the cheapest month in which you can book a flight from California to Brussels (average of $535). Flying from California to Brussels in June is currently the most expensive (average of $1,181). 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.

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

Airfare is typical for this route at the moment.
California to Brussels flights typically cost between $690 and $1,023 in October.
The cheapest round-trip price found within the last 5 days was $809 on American Airlines (Oct 28-Nov 10).

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

Booking 56 days in advance of your planned departure date is, on average, the best time to get cheap flights from California to Brussels. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

Find useful and relevant information for your journey from California to Brussels. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from California to Brussels?

    Airlines like United Airlines, Delta, and KLM fly from California to Brussels in about 14h 55m. The time it takes to get you to your destination can typically vary by up to 12h 15m. The distance from California to Brussels is about 5620 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    For one-way options, check prices for KLM. According to our data, you can fly for as low as $191. Users have also found prices from $243 and $248 on Aer Lingus and British Airways, respectively.

  • What are the most popular routes from California to Brussels?

    The most popular route from California to Brussels is Los Angeles - Brussels Bruxelles-National. You may also consider San Francisco - Brussels Bruxelles-National or Ontario - Brussels Bruxelles-National.

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

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

  • How can I find direct flights from California to Brussels?

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

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

    Yes. Cheapflights offers flight deals from California to Brussels 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 California to Brussels?

    Currently, February is the cheapest month in which you can book a flight from California to Brussels (average of $535). Flying from California to Brussels in June is currently the most expensive (average of $1,181). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from California to Brussels

Discover the top 10 airlines that operate flights from California to Brussels. 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 July 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$457Average$945FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$465Average$805FlexibilityNo cancel feeOn-time70%
Scandinavian AirlinesCheapest$485Average$682FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$488Average$1,034FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$502Average$893FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$510Average$909FlexibilityNo cancel feeOn-time71%
DeltaCheapest$518Average$1,117FlexibilityNo cancel feeOn-timeN/A
Brussels AirlinesCheapest$525Average$887FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$556Average$1,034FlexibilityNo cancel feeOn-time75%
SWISSCheapest$565Average$885FlexibilityNo cancel feeOn-time79%

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