GA4 Campaign Import can pull campaign cost data directly from BigQuery. OWOX gets all of your ad platform data into BigQuery reliably – with blending and reusability in mind.Then you can link your ads cost data to Google Analytics conversion data, so you can analyze your cost per lead (CPL), cost per order (CPO), & return on ad spend (ROAS).
Get clean, joinable cost data into BigQuery.



Use GA4 Campaign Data Import to bring cost data from BigQuery into Google Analytics.

If you already have perfect cost tables in BigQuery, you can skip us. But most teams don’t – because the hard part is:


Four outcomes you get the moment your data marts go live.
Pick your sources (Meta / TikTok / LinkedIn / etc.) → run on schedule → write to BigQuery.
GA4 joins imported campaign data to your sessions via campaign parameters (utm_id / utm_campaign).
In GA4: Admin → Data import → Campaign data → select BigQuery as the import source, map fields, schedule refresh.
You’ll see imported campaign performance in the Non-Google campaign report + Advertising workspace views.
Three outcomes you get the moment your data marts go live
Get OWOX help to create reusable cost datasets once – then feed GA4, Sheets, BI, and AI insights from the same source.
On the call, you'll also learn how data teams use AI Insights to always deliver what matters most.