Cheap Flights from Brussels to San Diego from $681

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      Travellers and cabin class, 1 Adult, Economy

      Compare Brussels to San Diego flight deals

      Find the cheapest month or even day of the year to fly to San Diego

      Book the best San Diego fare with no extra fees

      Flight deals from Brussels to San Diego

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

      Find the cheapest month to fly from Brussels to San Diego

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

      Alternative Brussels to San Diego routes

      Looking for the cheapest, fastest or easiest route from Brussels to San Diego? You could fly into the following airports instead.

      Brussels to San Diego: Flight information

      The things to know before you go.
      Cheapest flight found$1,039
      Cheapest month to flyAugust

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

      There are 2 airports in San Diego: San Diego International and McClellan-Palomar.
      The best price we found for a return flight from Brussels to San Diego is $1,039. 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 Brussels to San Diego. But we found flights with one or more stops from $1,039.
      As of April 2025, there are no flights flying from Brussels to San Diego.
      The cheapest month to fly from Brussels to San Diego is usually April 2025.
      If you're flying from Brussels, the cheapest airport near San Diego is San Diego International – which is 4.1 km away from the centre of San Diego. We've found flights into this airport from $1,039.
      After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Brussels to San Diego on Saturday, 30 August 2025.
      No airlines currently offer direct flights between Brussels and San Diego. 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 San Diego 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 San Diego is around 40 days in advance, so don’t leave your flight to the last minute.
      In April, the average temperature is usually around 16°C. August is typically the warmest month in San Diego, when it usually averages around 28°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging 10°C. The rainiest month is February.
      The cheapest airline that flies to San Diego is British Airways .

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

      • Brussels has two main airports where you can start your adventure. Check out your options for booking a flight from Brussels to San Diego leaving from Brussels Airport (BRU) or Brussels S. Charleroi Airport (CRL).

      • San Diego International Airport (SAN) is where you'll be landing in San Diego.

      • San Diego's timezone is UTC-7, which makes San Diego eight hours behind Brussels.

      • To ensure you board your Brussels to San Diego flight, leave plenty of time for things like baggage drop and finding your gate. Turning up two hours ahead of international departures and one hour before domestic flights is the general rule to follow.

      • During popular months such as July, it's a good idea to get to the airport earlier. Plan to arrive two hours before domestic departures and four hours ahead of an international flight whenever you're flying during peak periods in general.

      How to find the cheapest flights from Brussels to San Diego

      • Don't leave things to the last moment. You're more likely to get cheap Brussels to San Diego flights if you book early. Airlines often have some amazing early bird rates.

      • If you can be flexible with your travel dates, use the 'Whole month' tool. It'll give you the lowest price across the month when searching for your plane ticket from Brussels to San Diego.

      • Getting a cheap flight from Brussels to San Diego is easy with Price Alerts. Simply create one of these automatic alerts and we'll get in touch as soon as the price has dropped.

      • Choose your ideal arrival and departure times, airlines and number of stops by using the filters. Alternatively, sort your Brussels to San Diego flight results by 'Fastest,' 'Cheapest' or 'Best.'

      Flying from Brussels

      Brussels Airport (BRU)

      • Think about adding a stopover to possibly find a cheaper Brussels to San Diego flight. Just deselect 'Direct flights only' when browsing departures from Brussels Airport. Take a break (and maybe save some cash) by stopping at one of these popular airports:

        • O'Hare International Airport (ORD)

        • London Heathrow Airport (LHR)

        • Franz Josef Strauss Airport (MUC)

      • BRU is around 8 kilometres from central Brussels. If you're catching a cab, driving or ride-sharing from the centre, it'll take you 20 minutes or so to get there, depending on the traffic. If you're planning to take public transport, expect the journey time to be around 40 minutes.

      • Looking for a convenient hotel near Brussels Airport? If you're catching an early flight from Brussels to San Diego, these stays will have you sleeping moments from your departure lounge:

      • 71.97% of flights taking off from Brussels Airport land at their destination on schedule.

      Brussels S. Charleroi Airport (CRL)

      • CRL is around 48 kilometres from central Brussels. It'll take you 55 minutes or so to get to the airport if you're driving from the city centre. Public transport takes roughly 1 hour 35 minutes.

      • You're off on holiday, so why not extend it with another night away? Think about staying at one of these hotels near Brussels S. Charleroi Airport the day before your flight from Brussels to San Diego:

      • When it comes to flight punctuality, Brussels S. Charleroi Airport has an on-time arrival performance of 71.71%.

      Arriving in San Diego

      San Diego International Airport (SAN)

      • The distance from San Diego International Airport (SAN) to central San Diego is approximately 3 kilometres. It takes around 10 minutes to get to the centre driving.

      • When travelling on public transport, expect a journey time of about 20 minutes.

      • The last thing you need is a lengthy journey to your hotel if you're landing late on a flight from Brussels to San Diego. Book one of these accommodation options near SAN instead:

      • Go wherever you want, whenever you want with a San Diego International Airport rental car. Book your wheels from Thrifty, Dollar or Budget and venture far and wide through San Diego and beyond.

      • Reserving your ride from San Diego International Airport around two weeks ahead gives you the best chance of locking in a great deal.

      • The street address for SAN is N Harbour Dr.

      McClellan-Palomar Airport (CLD)

      • The centre of San Diego is about 48 kilometres from McClellan-Palomar Airport (CLD). As soon as your flight from Brussels to San Diego has landed and you've made your way to arrivals, the drive should be around 40 minutes.

      • Travelling by public transport will take approximately 2 hours 15 minutes.

      • Forget about inconvenient public transport schedules or long cab lines. Grab a McClellan-Palomar Airport rental car and take your journey in whatever direction you like. Check out the rates and availability from Budget, Hertz and Avis.

      • Lock in the vehicle you want, not just what's left over, by reserving your ride from CLD in advance. You can also avoid last-minute price hikes, especially during peak travel times.

      Best time to go to San Diego

      • May is the quietest month for flights from Brussels to San Diego, while July is the busiest. Work out the best time to visit San Diego based on whether you prefer a laid-back vibe or a more bustling atmosphere.

      • The warmest month in San Diego is August, with temperatures ranging between 17ºC (63ºF) and 28ºC (82ºF). Lock in your Brussels to San Diego ticket then if that's your ideal forecast.

      • If you like cooler conditions, search for a cheap flight from Brussels to San Diego in February when temperatures average between 7ºC (45ºF) and 23ºC (73ºF).

      More about San Diego

      Explore more of United States

      • Los Angeles is just one of the many places in United States waiting to be discovered once you've seen San Diego. Around 177 kilometres to the north-west, check out popular attractions including Griffith Observatory, The Broad and La Brea Tar Pits & Museum.

      • Around 483 kilometres east of San Diego, Phoenix is another favourite stop in United States. No visit is complete without checking out Desert Botanical Garden, Heard Museum and Papago Park.

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