Cheap Flights from San Diego to Brussels

Compare San Diego to Brussels flight deals

Find the cheapest month or even day of the year to fly to Brussels

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Flight deals from San Diego to Brussels

Looking for a cheap last-minute deal or the best return flight from San Diego to Brussels? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from San Diego to Brussels

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Diego to Brussels flights are currently cheapest in December.

San Diego to Brussels: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 11,098
Cheapest month to flyDecember

Finding cheap flights from San Diego to Brussels: Frequently asked questions

There are 5 airports in Brussels: Brussels International, Antwerp Deurne, Brussels S. Charleroi, Liege, and Kortrijk.
The best price we found for a return flight from San Diego to Brussels is ج.م.‏ 23,846. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from San Diego to Brussels. But we found flights with one or more stops from ج.م.‏ 23,846.
As of February 2026, there are no flights flying from San Diego to Brussels.
The cheapest month to fly from San Diego to Brussels is usually April.
If you're flying from San Diego, the cheapest airport near Brussels is Brussels International – which is 11.0 km away from the centre of Brussels. We've found flights into this airport from ج.م.‏ 23,846.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from San Diego to Brussels on Saturday, 18 April 2026.
No airlines currently offer direct flights between San Diego and Brussels. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Brussels but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Brussels is around 40 days in advance, so don’t leave your flight to the last minute.
In February, the average temperature is usually around 3°C. July is typically the warmest month in Brussels, when it usually averages around 22°C. You can expect the least rain in April. The coldest month is January, with temperatures averaging -0°C. The rainiest month is December.
The cheapest airline that flies to Brussels is Delta .

Flying from San Diego to Brussels: what you need to know

  • San Diego International Airport (SAN) is San Diego's main airport. Check out your options for booking a flight from San Diego to Brussels leaving from here.

  • When planning your arrival in Brussels, Brussels Airport (BRU) and Brussels S. Charleroi Airport (CRL) are the major entry points.

  • Brussels is eight hours ahead of San Diego and observes the UTC+1 timezone.

  • To ensure you make it on your San Diego to Brussels flight, leave enough time for things like baggage drop and finding your gate. Arriving two hours before international departures and an hour before domestic flights is the general rule to follow.

  • You can expect longer queues in popular months such as July. Arriving up to four hours in advance for international flights and two hours for a domestic departure is a good idea.

How to find the cheapest flights from San Diego to Brussels

  • Booking ahead of time is often the key to finding a cheap San Diego to Brussels flight. Airlines adjust prices based on demand, so the closer your departure date, the more it could cost you.

  • Getting cheap plane tickets from San Diego to Brussels is easier if you can be flexible with your travel dates. Try using the 'Whole month' function to see the lowest fares throughout the month and walk away with an awesome deal.

  • Finding a cheap flight from San Diego to Brussels is a piece of cake with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch when the price has dropped.

  • Save on your San Diego to Brussels flight with the help of our filters. Choose your ideal duration, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.

Flying from San Diego

San Diego International Airport (SAN)

  • We make it a cinch to book a San Diego to Brussels flight with a stopover. To see the options departing from San Diego International Airport, deselect 'Direct flights only.' Then, simply pick a flight with a stop long enough to tour your chosen city. Popular stopovers include:

    • O'Hare International Airport (ORD)

    • Franz Josef Strauss Airport (MUC)

    • Washington Dulles International Airport (IAD)

  • Located around 3 kilometres from the centre of San Diego, SAN can be reached in about 10 minutes by car, depending on traffic. The journey by public transport will take roughly 20 minutes.

  • Have an early flight from San Diego to Brussels? Avoid rushing to the airport (and sneak in some extra snooze time) by choosing one of these hotels near San Diego International Airport:

  • 71.38% of flights that take off from San Diego International Airport touch down at their destination on time.

  • You'll find SAN at N Harbour Dr.

Arriving in Brussels

Brussels Airport (BRU)

  • Brussels Airport (BRU) to central Brussels takes around 20 minutes to reach by car. The centre is roughly 11 kilometres away.

  • If you're taking public transport, expect a journey time of about 40 minutes.

  • Consider staying in a hotel near BRU if you have a late flight from San Diego to Brussels. Check in to one of these accommodation options and skip the long transfer:

  • Get your adventure underway by picking up a Brussels Airport rental car. Grab your wheels from Keddy By Europcar, Alamo or Europcar and explore beyond Brussels's main sights.

  • Booking your vehicle from Brussels Airport about three weeks ahead increases your chances of getting a good deal.

Brussels S. Charleroi Airport (CRL)

  • As soon as your flight from San Diego to Brussels has hit the tarmac, you can get to the city centre in around 55 minutes by car. Central Brussels is roughly 48 kilometres from Brussels S. Charleroi Airport (CRL).

  • You can expect the trip to take about 1 hour 35 minutes on public transport.

  • There are some comfortable places to call home for the night near CRL. Settle in and get cosy after your San Diego to Brussels flight at any of these perfectly located options:

  • Keddy By Europcar, Thrifty and Budget make picking up a Brussels S. Charleroi Airport rental car quick and easy. These suppliers are located around or in the terminal and will have you on your way in a heartbeat.

  • Get exactly what you want. Reserving your ride from CRL two weeks ahead of time often means better deals and a wider choice of vehicles.

Best time to go to Brussels

  • It's time to choose your trip dates for your flight from San Diego to Brussels. July is the busiest month for a trip to Brussels. If you prefer a more relaxed atmosphere, go in January.

  • Lock in a San Diego to Brussels ticket departing in August if you're eager to explore the city during its warmest month. You can expect temperatures in Brussels to range from 12ºC to 27ºC.

  • January sees average temperatures of between -2ºC and 8ºC. Look for cheap flights from San Diego to Brussels around that time if you like cooler conditions.

More about Brussels

Explore more of Belgium

  • Brussels is always a good idea, but there are so many other corners of Belgium just waiting to be explored. About 48 kilometres south of Brussels, a trip to Charleroi will keep you on the go. Start with leading attractions like Parc Gobbe, Maison Dermine (art déco — 1921) and Parc Ligny.

  • If there's time to check out another great destination in Belgium, head for Liege, about 88 kilometres east of Brussels. Gare de Liege-Guillemins, Curtius Museum and Montagne de Bueren are key highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.