Nigerian applicants · United States of America
K-1 Fiancé(e) of US Citizen for Nigerian citizens
By Sam Parks · Last reviewed:
Non-immigrant visa allowing the fiancé(e) of a US citizen to enter the US to marry within 90 days and then apply for a green card.
This page covers the K-1 Fiancé(e) of US Citizen specifically for Nigerian applicants — including document requirements, consular procedures, and common issues specific to Nigeria. The route's general criteria are summarised below, but the current corridor-specific filing, visa-issuance, and entry position above can still determine whether the route is usable.
- Processing time
- No fixed national clock publishedUse the current USCIS — Fiancé(e) Visas service for the responsible mission, service centre, authority or live processing-time tool before applying.
- Government fees
- I-129F USD 675; DS-160 USD 265; medical and police clearances additional.
- Typical duration
- Single-entry 6 months; must marry within 90 days of entry.
- Sponsorship required
- Yes
- Leads to permanent residency
- Yes
Bilateral context
No nationality-specific treaty frameworks apply to this combination.
Consular processing: Lagos / Abuja
Tourist entry vs. this route
Nigerian nationals require a visa for any entry into United States of America. The K-1 Fiancé(e) of US Citizen is one of the routes available; tourist entry is a separate application.
Key figures for Nigerian applicants
Computed from our continuously re-verified, primary-sourced data. Indicative, not legal advice.
How long it takes
No fixed national clock published
USCIS — Fiancé(e) Visas does not publish one fixed, route-wide end-to-end processing time that can be stated responsibly for this application route.
Use the current USCIS — Fiancé(e) Visas service for the responsible mission, service centre, authority or live processing-time tool before applying.
Verified 10 September 2026 · USCIS — Fiancé(e) Visas
Time to permanent residence
Arrival on H-1B (3 years) → PERM + I-140 (1-2 years) → I-485 / Green Card (current for most categories, 7-15+ years for India EB-2) → citizenship at PR+5 years.
Leads to Lawful Permanent Resident (Green Card), then U.S. citizenship (naturalisation).
Visa overview
The K-1 is a non-immigrant visa for the fiancé(e) of a US citizen. The US-citizen petitioner files Form I-129F; once approved, the fiancé(e) applies at a US consulate. The couple must marry within 90 days of entry, after which the K-1 spouse files Form I-485 to adjust status to permanent residence.
Eligibility
Typical criteria
- ✓Petitioner is a US citizen.U.S. Department of State ↗
- ✓Both parties are legally free to marry.U.S. Department of State ↗
- ✓The couple has met in person within the 2 years before filing (limited waivers available).U.S. Department of State ↗
- ✓Intent to marry within 90 days of the fiancé(e)’s entry.U.S. Department of State ↗
Common blockers
- !Insufficient evidence of a bona fide relationship.U.S. Department of State (Foreign Affairs Manual) ↗
- !Petitioner income below 100% of the Federal Poverty Guidelines (125% for subsequent I-864 adjustment).U.S. Department of State ↗
Typical evidence
- ·Evidence of relationship (photos, travel, communication).U.S. Department of State ↗
- ·Proof of US citizenship and free-to-marry status.
- ·Affidavits from friends and family.
Application pathway
US citizen files I-129F
USCIS adjudicates the fiancé(e) petition.
National Visa Center and consular processing
Case forwarded to NVC, then to consulate for DS-160 and interview.
Enter US and marry within 90 days
Marriage certificate filed with adjustment package.
File I-485 to adjust status
Transitions K-1 spouse to conditional permanent resident.
Plan the practical side of your stay
Once you have checked the official route, you can prepare for day-to-day life in United States. These optional services are separate from the application and do not establish visa eligibility.
Official application links
Where to actually go next
These are the official pages to use for this route. Open them before preparing documents: the forms, fees, appointment systems, and sponsor steps can change without warning.
- ApplySponsorFile Form I-129F ↗
The U.S. citizen petitioner uses Form I-129F to start the K-1 fiance(e) process with USCIS.
U.S. Citizenship and Immigration Services · verified
- ApplyApplicantComplete DS-160 ↗
The fiance(e) uses DS-160 for the K visa application after USCIS approval and consular case creation.
U.S. Department of State · verified
Other United States of America routes covered for Nigerian applicants
O-1 Individuals with Extraordinary Ability or Achievement
Visa for individuals with extraordinary ability in sciences, education, business, athletics (O-1A) or the arts/film/television (O-1B).
EB-1A Extraordinary Ability (Immigrant)
Employment-based first-preference green card for individuals with extraordinary ability — self-petitionable.
EB-2 National Interest Waiver (NIW)
Second-preference green card with a waiver of the job offer and PERM labor certification, where the beneficiary’s work is in the US national interest.
F-1 Student Visa (with OPT and STEM OPT)
Non-immigrant student visa for academic study at a SEVP-certified institution, with post-study OPT employment authorisation.
Not sure United States of America is right for you? Compare similar routes
Other countries offer family routes that Nigerian nationals also apply to. See how they compare.
Frequently asked questions
Are Nigerian citizens eligible for the K-1 Fiancé(e) of US Citizen?+
Eligibility for the K-1 Fiancé(e) of US Citizen is set by U.S. Citizenship and Immigration Services. Nigerian applicants must meet the general route criteria plus any nationality- or location-specific intake requirements described in the current corridor guidance above.
Where do Nigerian applicants typically file the K-1 Fiancé(e) of US Citizen?+
Lagos / Abuja. Specific intake (online portal, biometrics centre, or in-country lodgement) is determined by U.S. Citizenship and Immigration Services — confirm the current intake channel on the primary source linked above before filing.
Do Nigerian applicants need a tourist visa for United States of America as well?+
Nigerian nationals require a visa for any entry into United States of America. The K-1 Fiancé(e) of US Citizen is one of the routes available; tourist entry is a separate application.
How long does the K-1 Fiancé(e) of US Citizen take to process from Nigeria?+
USCIS — Fiancé(e) Visas does not publish one fixed, route-wide end-to-end processing time that can be stated responsibly for this application route. Use the current USCIS — Fiancé(e) Visas service for the responsible mission, service centre, authority or live processing-time tool before applying. Nigerian applicants usually file via Lagos / Abuja, and appointment or post-specific backlogs can add to the wait. Source: USCIS — Fiancé(e) Visas, verified 10 September 2026.
How long until permanent residence in United States of America?+
Arrival on H-1B (3 years) → PERM + I-140 (1-2 years) → I-485 / Green Card (current for most categories, 7-15+ years for India EB-2) → citizenship at PR+5 years. The route leads to Lawful Permanent Resident (Green Card), then U.S. citizenship (naturalisation). See USCIS — Citizenship and Naturalization for the qualifying-residence rules.
Can the K-1 spouse work after entering the US?+
The K-1 spouse may apply for an Employment Authorization Document (Form I-765), but the authorisation expires 90 days after entry. Most applicants wait and file for combined work/travel authorisation together with the adjustment of status after marriage.
How we verified this
We check every figure on this page against the primary government source, record the date it was last checked, and re-check it on a regular schedule. Rules change, so always confirm time-sensitive details with the official source before you rely on them. Visa Atlas is an information-only publication and does not give legal advice.
Primary source: U.S. Citizenship and Immigration Services
Last checked: 8 July 2026