Flights from Lisbon to Brussels

The cheapest round-trip from Lisbon to Brussels is about 98 EUR, usually in September 2026; June 2026 is priciest, so booking the low month saves around 102 EUR (~51%). Typical fare ~124 EUR, from 330 priced fares. Flightmussy live data, updated 2026-06-13.

Cheap flights from Lisbon (LIS) to Brussels (BRU/CRL). Free, no signup, no ads, no tracking. Compare every airline across 12 months of fares on one heatmap — including low-cost carriers Google Flights often deprioritises.

Fare insights: Lisbon to Brussels

Cheapest round-trip seen: 98 EUR, usually around September 2026. Typical fare ~124 EUR. Across the year prices range roughly 98–200 EUR — about 51% cheaper in the low season than the peak (June 2026). Carriers on this route include Ryanair, Vueling, Tap Air Portugal, Brussels Airlines.

Based on Flightmussy's live 12-month fare data; prices last updated 2026-06-13. Prices change constantly — search live for current fares.

Cheapest fare by month: Lisbon to Brussels

The lowest round-trip fare we found for each month over the coming year — low season versus peak at a glance. September 2026 is cheapest; June 2026 is priciest.

Jun 2026200 EUR
Jul 2026159 EUR
Aug 2026146 EUR
Sep 202698 EUR
Oct 2026111 EUR
Nov 2026100 EUR
Dec 2026133 EUR
Jan 2027116 EUR
Feb 2027116 EUR
Mar 2027116 EUR
Apr 2027165 EUR
May 2027154 EUR

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Frequently asked questions

What is the cheapest month to fly from Lisbon to Brussels?
The cheapest round-trip fares from Lisbon to Brussels start around 98 EUR and are typically lowest in September 2026; June 2026 is the most expensive. Fares swing about 51% across the year. (Flightmussy live data, updated 2026-06-13.)
How much does a flight from Lisbon to Brussels typically cost?
Typical round-trip is ~124 EUR; across the year fares run 98–200 EUR, cheapest 98 EUR in September 2026. Based on 330 priced fares, updated 2026-06-13.
How much can I save flying Lisbon to Brussels in the cheapest month?
Booking the September 2026 low instead of the June 2026 peak saves about 102 EUR (~51%) per round-trip. Updated 2026-06-13.
Which airlines fly from Lisbon to Brussels?
Carriers seen on Lisbon → Brussels in recent searches: Ryanair, Vueling, Tap Air Portugal, Brussels Airlines. Flightmussy compares every carrier serving Lisbon → Brussels, including budget airlines like Ryanair, easyJet, Wizz Air and AirAsia that Google Flights often deprioritises.
Do I need to sign up to search flights from Lisbon to Brussels?
No. Flightmussy is free and requires no account, no email, and no credit card. Search, compare, and click through to book directly with the airline or booking partner.

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Flightmussy is a free, independent flight search for travellers anywhere in the world. No signup, no ads, no tracking — email is optional, only for route price alerts. Compare fares across every airline and see 12 months of prices at a glance, including the low-cost carriers Google Flights often buries. Book directly with the airline or a trusted partner — we never add a markup.

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