Key takeaway: Official UK, US, Canadian and Portuguese processing standards and where to check them; the previous worldwide fastest and slowest rankings were removed as unsupported.

UK: published processing times

UK Visas and Immigration publishes processing times for applications made outside the UK. The version last updated on 9 September 2026 lists 3 weeks for Skilled Worker applications and 12 weeks for partner or spouse applications. UKVI says the times are based on the current volume of visa applications, so they can change, and you may be able to pay for a faster decision.

UKVI: visa processing times outside the UK

United States: premium processing is a deadline for action

USCIS premium processing guarantees adjudicative action within set periods, or a refund of the premium fee: 15 business days for most classifications and 45 business days for Form I-140 multinational executive and manager and national interest waiver classifications. The action can be a request for evidence rather than an approval, and a request for evidence stops the clock.

USCIS: how to request premium processing

Canada: estimates that change weekly or monthly

IRCC publishes forward-looking processing estimates. It updates them each week for some application types and each month for others, based on the applications it already holds and the number it expects to process. Treat the figure as an estimate for planning, and check it again on the day you apply.

IRCC: check processing times

Portugal: legal decision periods for national visas

Portugal’s consular portal states that a resident visa application should be decided within 60 days, except where the law provides otherwise, and a temporary stay visa within 30 days. These are legal decision periods, not a promise about appointment availability or about residence-permit steps after arrival.

Portugal consular portal: visa decision deadlines

Questions before acting

Which country processes visas fastest?

This review does not support a worldwide ranking. Compare the official estimate for the exact visa, place and date of your application.

Can I rely on a published processing time?

Use it for planning only. The UK bases its times on current application volumes and Canada updates forward-looking estimates weekly or monthly.

Corrections in this revision

The previous version included statements without sufficient direct support. This revision removes or corrects:

  • Worldwide “fastest” and “slowest” tables built from internal pathway data rather than current official estimates
  • Unsupported averages, including 2–6 month delays for incomplete files and applications processed “40% faster” with an adviser
  • Blanket ranges for UK Skilled Worker, Canadian Express Entry and US H-1B processing

Review scope: legal and financial statements in this revised article. Recheck on a provider, professional, immigration or tax-rule change; reuse of dated figures requires a new check.

See recorded sources

These primary references have the jurisdiction, product and scope stated above. A source link is not proof of personalised eligibility.

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About the author

António Mira is the founder of whereTOemigrate. For over a decade he has worked at the intersection of Portuguese real estate and overseas business, helping international clients navigate the cross-border decisions that come with relocating. He sits on the board of CCIAP (Portuguese-Arab Chamber of Commerce), the Portuguese-Saudi Business Council, and the Portugal-Hong Kong Business Association — always with one focus: enabling overseas business and human mobility into and out of Portugal.

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