
International Advertising
Advertise in Sofia
Advertise in Sofia with One Day Agency
Reach Large Audiences in Bulgaria With Targeted Outdoor Advertising in Sofia
Sofia, Bulgaria's capital and biggest city, is a largely untapped advertising opportunity. However, this economic, cultural, and political centre represents a chance to secure excellent returns in a city where outdoor advertising makes up as much as 10% of the total marketing mix.
Out-of-home advertising has grown quickly in recent years, spiking 30% within just a three-year period. The low barriers to entry and competitive costs make advertising highly affordable, even for smaller businesses and brands.
International companies looking to broaden brand awareness and reach southeastern European viewers use strategic advertising in Sofia to engage with diverse audience segments. There are several standout locations, including the well-known Bulgaria Boulevard, positioned between Gotse Delchev Boulevard and NDK, which is famous for its rows of 56 brightly lit digital billboards.
Why Advertise in Sofia?
Sofia has emerged as a hub for tech start-ups and entrepreneurs, largely due to its excellent digital infrastructure, local affordability, and access to well-educated workforces who actively seek opportunities to work in innovative, dynamic, and challenger industries.
In turn, this has appealed to a significant number of international corporations, making the ancient capital city an up-and-coming centre for commerce and tech. Brands keen to tap into this vibrant and enthusiastic backdrop can access high-profile advertising campaigns at significantly lower budgets than in other capitals.
Annual tourist arrivals of 1.27 million double the city's population of 1.2 million, with international travellers comprising 61% of passenger traffic. This represents a 10% increase in visitors heading to Sofia in just a 12-month period.
The influx of arrivals includes tourists and business travellers from Europe and the US, contributing £118 million a year to the national economy and marking Sofia as a location of continually greater interest.
Why One Day?
One Day works with clients throughout the UK, Europe, and further afield to establish high-impact campaigns that position brands in key locations, from competitive markets to emerging jurisdictions and economies, with excellent opportunities to capture market share or tap into the appetite for global goods and services.
Our integrated approach blends a full suite of skills and specialisms, from creatives to digital and media procurement. We ensure the brands we work with leverage strategic support and end-to-end assistance, developing silo-free campaigns that deliver superb results.
Advertise in Sofia: Key Formats
Latest Out-of-Home Campaigns.
See below our selected work in media planning and buying, click or tap to view.
Technology Services - International OOH Campaign
FMCG - Out-of-Home Campaign in Ireland.
Non-Alcoholic Beer - Out-of-Home Campaign & TV

Meet the Media Planning Team
Klaudia
Head of Department
Shelby
Media Planning & Buying
Scott
Media Planning & Buying
“Sofia is a growing hub for business and culture—and One Day Agency helps brands stand out in its busiest spaces. From airport terminals to city centre billboards, we deliver targeted OOH campaigns that drive visibility and results.”
Ricardo Seixas, Founder and CEO, One Day Agency
Frequently Asked Questions.
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Bulgaria's capital is a bridge connecting the eastern Balkan countries with the Middle East. However, it is still very much part of Europe and is an EU and Schengen area member, which means it is a convenient business destination for commercial enterprises and investors.
Bulgaria's proximity to Serbia, North Macedonia, Turkey, Greece, and Romania means it has a fairly unique position between different jurisdictions. This allows brands to promote their services or messaging to diverse, multicultural audiences alongside millions of international tourists.
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Bulgaria has rapidly become a go-to holiday destination, with tourists from Romania, Greece, Turkey, the UK and Germany making up 50% of all travellers heading to the country for leisure – almost all of whom will begin their holidays in Sofia.
Demand, driven by affordability and the lack of overdevelopment and crowding, has given Bulgaria a competitive advantage over longer-established destinations. This contributes to forecasts for a 20% growth in tourism spending between now and 2029, further augmenting the potential audience that brand advertisers can engage with.

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