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$312+ Cheap flights from Irvine, CA 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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BRU
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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Cheapflights Tip: The best prices from Irvine to Brussels are usually found in March or August, booked 69 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Irvine to Brussels

Keep the following information in mind while searching for Irvine to Brussels flight deals. Data was last updated November 20, 2025.

Round-trip from

$559
(KAYAK)

One-way from

$312
(Thrive Travel)

Popular in

June

Cheapest in

March

Average price

$755
From Irvine to Brussels
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One-way flight from Irvine to Brussels
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Highest demand for flights based on searches. 20% potential increase in price ($198 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Irvine to Brussels

Cheapest flights from Irvine to Brussels
Explore the most affordable flight options available from Irvine to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.

This United Airlines deal was found by Cheapflights users on 11/19. 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 12/2311:55 pmLAX - BRU
1 stop24h 00mUnited Airlines
Thu 1/84:55 pmBRU - LAX
1 stop34h 50mUnited Airlines
Deal found 11/19$607
This United Airlines deal was found by Cheapflights users on 11/19. 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 12/2311:55 pmLAX - BRU
1 stop24h 00mUnited Airlines
Fri 1/99:40 amBRU - LAX
2 stops20h 30mUnited Airlines
Deal found 11/19$617
This Expedia deal was found by Cheapflights users on 11/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:25 pmLAX - BRU
2 stops27h 25mMultiple Airlines
Thu 1/89:10 pmBRU - LAX
2 stops33h 00mMultiple Airlines
Deal found 11/20$622
This Delta deal was found by Cheapflights users on 11/18. 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.
Wed 12/249:02 pmLAX - BRU
2 stops28h 08mDelta
Thu 1/226:15 amBRU - LAX
2 stops19h 34mDelta
Deal found 11/18$627
This FlightHub deal was found by Cheapflights users on 11/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/291:05 pmLAX - BRU
1 stop24h 05mTurkish Airlines
Wed 12/33:15 pmBRU - LAX
1 stop28h 55mTurkish Airlines
Deal found 11/19$630
This Scandinavian Airlines deal was found by Cheapflights users on 11/18. 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.
Sun 12/286:35 amLAX - BRU
2 stops28h 15mScandinavian Airlines
Fri 1/910:20 amBRU - LAX
2 stops22h 01mScandinavian Airlines
Deal found 11/18$662
This Priceline deal was found by Cheapflights users on 11/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/118:20 amLAX - BRU
1 stop14h 30mAir Canada
Sun 12/2110:00 amBRU - LAX
2 stops20h 08mAir Canada
Deal found 11/19$693
This Air Canada deal was found by Cheapflights users on 11/19. 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.
Tue 12/2310:27 pmLAX - BRU
2 stops24h 23mAir Canada
Thu 1/82:25 pmBRU - LAX
2 stops40h 03mAir Canada
Deal found 11/19$720
This Mytrip deal was found by Cheapflights users on 11/19. 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 11/291:05 pmLAX - CRL
2 stops24h 40mMultiple Airlines
Wed 12/310:25 amCRL - LAX
2 stops33h 45mMultiple Airlines
Deal found 11/19$953
This Kiwi.com deal was found by Cheapflights users on 11/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/149:24 amLAX - CRL
2 stops41h 16mMultiple Airlines
Tue 12/306:20 amCRL - LAX
1 stop20h 45mMultiple Airlines
Deal found 11/17$1,099
This Kiwi.com deal was found by Cheapflights users on 11/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/159:24 amLAX - CRL
2 stops38h 21mMultiple Airlines
Tue 12/306:20 amCRL - LAX
1 stop20h 45mMultiple Airlines
Deal found 11/17$1,109
This Kiwi.com deal was found by Cheapflights users on 11/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/159:24 amLAX - CRL
2 stops38h 21mMultiple Airlines
Sun 12/288:50 amCRL - LAX
1 stop18h 20mMultiple Airlines
Deal found 11/17$1,226

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irvine 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 November 20, 2025.
Use the filters below to find and compare flights from Irvine to Brussels that are best for you.

Fly from

Irvine

Fly to

Brussels

Route

Depart

Return

Price

Los AngelesBrussels

LAX - BRU

LAXBRU

Los Angeles

Wed 4/29

7:10 pm-6:30 pm

1 stop14h 20m

Brussels Bruxelles-National

Wed 5/13

5:45 am-4:50 pm

1 stop20h 05m

$571

Los AngelesBrussels

LAX - BRU

LAXBRU

Los Angeles

Tue 1/13

7:30 pm-7:50 pm

1 stop15h 20m

Brussels Bruxelles-National

Sat 1/17

10:20 am-5:00 pm

1 stop15h 40m

$599

Los AngelesBrussels

LAX - BRU

LAXBRU

Los Angeles

Sun 2/15

7:30 pm-7:50 pm

1 stop15h 20m

Brussels Bruxelles-National

Thu 2/19

10:20 am-5:00 pm

1 stop15h 40m

$599

Los AngelesBrussels

LAX - BRU

LAXBRU

Los Angeles

Tue 12/23

11:55 pm-7:50 am

2 stops22h 55m

Brussels Bruxelles-National

Thu 1/8

4:55 pm-6:45 pm

1 stop34h 50m

$607

Los AngelesBrussels

LAX - BRU

LAXBRU

Los Angeles

Sun 2/15

7:00 pm-5:00 pm

2 stops37h 00m

Brussels Bruxelles-National

Sat 2/21

7:05 pm-7:27 pm

2 stops33h 22m

$610

Los AngelesBrussels

LAX - BRU

LAXBRU

Los Angeles

Wed 12/24

9:02 pm-10:10 am

2 stops28h 08m

Brussels Bruxelles-National

Thu 1/22

6:15 am-4:49 pm

2 stops19h 34m

$627

Los AngelesBrussels

LAX - BRU

LAXBRU

Los Angeles

Thu 12/25

1:20 pm-5:30 pm

2 stops19h 10m

Brussels Bruxelles-National

Thu 1/22

10:00 am-12:34 am

2 stops23h 34m

$627

Los AngelesBrussels

LAX - BRU

LAXBRU

Los Angeles

Mon 3/30

1:35 pm-3:15 pm

1 stop40h 40m

Brussels Bruxelles-National

Thu 4/9

7:20 am-6:05 pm

1 stop19h 45m

$646

Los AngelesBrussels

LAX - BRU

LAXBRU

Los Angeles

Mon 2/23

12:25 am-8:55 am

1 stop23h 30m

Brussels Bruxelles-National

Wed 3/11

10:00 am-10:00 pm

1 stop20h 00m

$650

Los AngelesBrussels

LAX - CRL

LAXCRL

Los Angeles

Wed 2/18

3:00 pm-9:50 pm

2 stops21h 50m

Charleroi Brussels

Tue 2/24

6:20 am-6:05 pm

1 stop20h 45m

$694

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Showing 1-10 of 34 results
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Best time to book a flight from Irvine to Brussels

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

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

Use this chart to determine the optimal time to book a round-trip flight from Irvine to Brussels. Price data was last updated on November 14, 2025.

To ensure you get the cheapest price possible for a flight from Irvine to Brussels, you should look to book at least 69 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, March is the cheapest month in which you can book a flight from Irvine to Brussels (average of $443). Flying from Irvine to Brussels in June is currently the most expensive (average of $889). 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 IR9 to BRU?

Find hourly flight availability from Irvine to Brussels. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Irvine to Brussels at noon. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Irvine to Brussels?

Use this chart to determine the cheapest time to fly round-trip from Irvine to Brussels. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Irvine to Brussels flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Brussels

Get insights into the airlines that provide service to Brussels. 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 Brussels. Reviews last updated November 20, 2025.
See what other customers who have flown with KLM, Scandinavian Airlines, and United Airlines from Irvine to Brussels have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,412 reviews

Overall

7.7

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,412 reviews
KLM
7.7
Good
1,412 reviews

Overall

7.7

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Scandinavian Airlines
7.4
Good
1,584 reviews
KLM
7.7
Good
1,412 reviews

Overall

7.7

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
United Airlines
7.4
Good
9,028 reviews
KLM
7.7
Good
1,412 reviews

Overall

7.7

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Brussels Airlines
7.2
Good
369 reviews
KLM
7.7
Good
1,412 reviews

Overall

7.7

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
7,533 reviews
KLM
7.7
Good
1,412 reviews

Overall

7.7

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Irvine 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 Irvine to Brussels?

    Austrian Airlines and Scandinavian Airlines can get you from Irvine to Brussels in just under 17h 10m. Your travel time can differ by up to 14h 35m. The distance from Irvine to Brussels is about 5622 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Irvine to Brussels (average of $443). Flying from Irvine to Brussels in June is currently the most expensive (average of $889). 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

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Alternative routes for Irvine to Brussels

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Irvine to Brussels

Discover the top 10 airlines that operate flights from Irvine 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 November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$206Average$637FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$446Average$652FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$470Average$864FlexibilityNo cancel feeOn-timeN/A
Brussels AirlinesCheapest$544Average$781FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$550Average$882FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$556Average$807FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$569Average$784FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$598Average$1,004FlexibilityNo cancel feeOn-time75%
FinnairCheapest$602Average$996FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$637Average$974FlexibilityNo cancel feeOn-time76%

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