$435 Cheap Flights from San Diego (SAN) to Brussels (BRU)

View $435 flight on Sat, Nov 8, 2025Opens in a new window

Popular airlines from San Diego Intl. Airport (SAN) to Brussels Airport (BRU)

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Cheap Flights from San Diego to Brussels (SAN-BRU)

Prices were available within the past 7 days and start at $435 for one-way flights and $542 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Nov 4 - Wed, Nov 26
SAN
San Diego
BRU
Brussels
$542 Roundtrip, found 14 hours ago
$542
Roundtrip
found 14 hours ago
Select United flight, departing Tue, Nov 4 from San Diego to Brussels, returning Wed, Nov 26, priced at $542 found 14 hours ago
Air Canada
Sun, Nov 30 - Sun, Dec 7
SAN
San Diego
BRU
Brussels
$546 Roundtrip, found 4 days ago
$546
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sun, Nov 30 from San Diego to Brussels, returning Sun, Dec 7, priced at $546 found 4 days ago
United
Tue, Nov 4 - Wed, Nov 26
SAN
San Diego
BRU
Brussels
$551 Roundtrip, found 14 hours ago
$551
Roundtrip
found 14 hours ago
Select United flight, departing Tue, Nov 4 from San Diego to Brussels, returning Wed, Nov 26, priced at $551 found 14 hours ago
Air Canada
Fri, Nov 14 - Thu, Dec 11
SAN
San Diego
BRU
Brussels
$552 Roundtrip, found 2 days ago
$552
Roundtrip
found 2 days ago
Select Air Canada flight, departing Fri, Nov 14 from San Diego to Brussels, returning Thu, Dec 11, priced at $552 found 2 days ago
Lufthansa
Tue, Nov 4 - Wed, Nov 26
SAN
San Diego
BRU
Brussels
$556 Roundtrip, found 14 hours ago
$556
Roundtrip
found 14 hours ago
Select Lufthansa flight, departing Tue, Nov 4 from San Diego to Brussels, returning Wed, Nov 26, priced at $556 found 14 hours ago
Delta
Mon, Dec 1 - Tue, Dec 16
SAN
San Diego
BRU
Brussels
$556 Roundtrip, found 6 days ago
$556
Roundtrip
found 6 days ago
Select Delta flight, departing Mon, Dec 1 from San Diego to Brussels, returning Tue, Dec 16, priced at $556 found 6 days ago
British Airways
Mon, Jan 12 - Mon, Jan 19
SAN
San Diego
BRU
Brussels
$560 Roundtrip, found 6 days ago
$560
Roundtrip
found 6 days ago
Select British Airways flight, departing Mon, Jan 12 from San Diego to Brussels, returning Mon, Jan 19, priced at $560 found 6 days ago
Scandinavian Airlines
Wed, Dec 3 - Mon, Dec 8
SAN
San Diego
BRU
Brussels
$560 Roundtrip, found 5 days ago
$560
Roundtrip
found 5 days ago
Select Scandinavian Airlines flight, departing Wed, Dec 3 from San Diego to Brussels, returning Mon, Dec 8, priced at $560 found 5 days ago
American Airlines
Tue, Jan 20 - Fri, Jan 30
SAN
San Diego
BRU
Brussels
$563 Roundtrip, found 5 days ago
$563
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Jan 20 from San Diego to Brussels, returning Fri, Jan 30, priced at $563 found 5 days ago
Swiss International Air Lines
Tue, Nov 4 - Wed, Nov 26
SAN
San Diego
BRU
Brussels
$575 Roundtrip, found 14 hours ago
$575
Roundtrip
found 14 hours ago
Select Swiss International Air Lines flight, departing Tue, Nov 4 from San Diego to Brussels, returning Wed, Nov 26, priced at $575 found 14 hours ago

Find the cheapest month to fly from San Diego (SAN) to Brussels (BRU)

February is typically the cheapest month to fly

From $559 - $1,328 per traveler.
Flights from San Diego (SAN) to Brussels (BRU)
Origin airport
San Diego Intl.
Destination airport
Brussels - National
Airlines serving
Aer Lingus, Air Canada, Air Europa, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, ITA Airways, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, United
Roundtrip price
$541
Distance
5658 mi

San Diego to Brussels Flights

The cheapest times to fly from San Diego to Brussels

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Diego to Brussels are during the month of November. You can find some of the cheapest flights from San Diego to Brussels with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Diego to Brussels

Sunday is one of the best days to book for cheap flights from San Diego to Brussels: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Diego to Brussels

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Diego to Brussels in 2025. You can also book with separate airlines for your outbound and return journeys, from $435 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Diego to Brussels flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Diego to Brussels airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from San Diego Intl. Airport (SAN) to Brussels - National Airport (BRU) cost?
Snag a cheap one-way flight from $435 or cheap return flight from $542 from San Diego Intl. Airport (SAN) to Brussels - National Airport (BRU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from San Diego Intl. Airport (SAN) to Brussels - National Airport (BRU)?
The cheapest month to fly from SAN to BRU is November, when there's less demand. Off-peak season is typically when better flight deals are available between these airports.
What is the cheapest airline that flies from San Diego Intl. Airport (SAN) to Brussels - National Airport (BRU)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest SAN to BRU flight.
How many flights per day from San Diego Intl. Airport (SAN) to Brussels - National Airport (BRU)?
There are no daily nonstop flights available from San Diego Intl. Airport (SAN) to Brussels - National Airport (BRU). But you can book flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from SAN to BRU?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change depending on a number of factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Diego Intl. Airport (SAN) to Brussels - National Airport (BRU)?
To avoid possible delays on the San Diego Intl. Airport (SAN) to Brussels - National Airport (BRU) route, travel before 3 PM. Flights after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from San Diego Intl. Airport (SAN) to Brussels - National Airport (BRU) last-minute?
Last-minute bookings from SAN to BRU are typically more expensive. To secure the lowest prices, start looking for flights as early as possible. That being said, if you're flexible with your travel plans, it's possible to find a cheap ticket right before your trip.
Is it cheaper to book a SAN to BRU flight and hotel package?
You can save money by securing a SAN to BRU flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. Once you've selected your ideal flights and accommodations, consider adding extras including tours, activities and car rentals.
Can I cancel or change the date of my flight from San Diego Intl. Airport (SAN) to Brussels - National Airport (BRU)?
Typically, you can cancel or modify your SAN to BRU flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you'd like further information, go to our Customer Service portal.

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*Available to One Key members.