Best 10K and Half Marathons in Portugal to Run Before Summer (2026 Guide)
If you’re looking for your next race in Portugal, spring is one of the best seasons to run.
From February to May, the race calendar fills with fast 10Ks and half marathons perfect for building fitness, chasing a personal best, or preparing for bigger goals later in the year.
Whether you live in Portugal or are planning a running trip, this guide highlights some of the best 10K races and half marathons in Portugal before summer 2026.
Save your favourites and start planning your race calendar.
February races in Portugal
GP do Atlântico — Costa da Caparica
📅 February 22, 2026 | 10K
A classic early-season race near Lisbon.
Flat and fast, with ocean views, this is a great race to kick off the season or test your pace after winter training.
Distances:
10K race, 5K walk, kids race
Why run it:
Perfect for a season opener and one of the most accessible 10K races near Lisbon.
March running races in Portugal
March is one of the busiest months for road racing in Portugal, offering multiple 10K and half marathon options almost every weekend.
Corrida Dia do Pai — Porto
📅 March 15, 2026 | 10K
One of the most popular spring races in Porto.
Fun atmosphere, flat course and ideal for runners of all levels.
Distances:
10K race, 5K walk, kids race
Why run it:
A great mix of performance and community atmosphere.
Corrida da Primavera — Guimarães
📅 March 21–22, 2026 | 10K
A spring classic in northern Portugal.
Expect a relaxed but competitive atmosphere and a scenic urban course.
Distances:
10K race, 5K walk and supporting events
Why run it:
Great preparation race before stepping up to a half marathon.
Meia Maratona Baía do Seixal — Seixal
📅 March 22, 2026 | Half Marathon & 10K
One of the best half marathons near Lisbon for runners chasing a fast time.
Flat course along the bay and perfect conditions for a personal best.
Distances:
Half marathon (21.1 km), 10K, 5K walk
Why run it:
Ideal if you’re training for longer distances or your first half marathon.
Meia Maratona de Gaia — Vila Nova de Gaia
📅 March 22, 2026 | Half Marathon & 10K
A scenic race in northern Portugal combining river and ocean views.
Popular among runners preparing for spring marathons or improving endurance.
Distances:
Half marathon, 10K, 5K walk
Why run it:
Strong organization and great atmosphere.
Meia Maratona Renascer de Fátima — Fátima
📅 March 29, 2026 | Half Marathon
A meaningful and challenging race with a unique atmosphere.
Great for runners looking for a different race experience in Portugal.
Distances:
Half marathon, 10K, 8K walk
Why run it:
Spiritual setting and solid mid-season endurance test.
Corrida Benfica António Leitão — Lisbon
📅 March 29, 2026 | 10K
A fast Lisbon race honouring Olympic athlete António Leitão.
Great for speed work and racing in the capital.
Distances:
10K, 5K walk, kids race
Why run it:
One of the best 10K races in Lisbon for pace and competition.
April races in Portugal
Grande Prémio LXTRIATHLON — Lisbon
📅 April 19, 2026 | Half Marathon & 10K
A well-organized road race with distances for all levels.
Perfect as a spring goal race.
Distances:
Half marathon, 10K, 3K walk, kids race
Why run it:
Ideal for runners building towards longer distances.
Meia Maratona de Óbidos — Óbidos
📅 April 19, 2026 | Half Marathon & 10K
One of the most scenic half marathons in Portugal.
Historic setting, beautiful views and unforgettable finish.
Distances:
Half marathon, 10K, 8K walk
Why run it:
A destination race combining tourism and running.
May race in Portugal
Grande Prémio Internacional de Viseu — Viseu
📅 May 10, 2026 | 10K
A traditional Portuguese road race with competitive fields and great local support.
Distances:
10K and kids race
Why run it:
Strong competition and perfect for chasing a fast 10K time before summer.
How to choose your next race
If you’re starting the season: choose a 10K in February or March
If you’re building endurance: aim for a half marathon in March or April
If you’re chasing a PB: look for flat spring races like Seixal or Porto
If you want a destination race: Óbidos is a must-run
Spring is the perfect time to race consistently and build confidence before summer.
Find your next race in Portugal
Looking for more running races in Portugal?
Discover upcoming 10K races, half marathons, trail runs and triathlons all in one place.
👉 Explore all running races in Portugal on RaceFinder
👉 Filter by distance, location or date
👉 Save races and plan your season
Your next start line is closer than you think.
