This timeline is tailored for weddings in the United States. Marrying in the UK? Read our UK wedding planning timeline for British register office notice rules and supplier lead times.
Most wedding checklists overwhelm couples with 150 minor tasks while burying the five deadlines that actually dictate your wedding date and budget. Here is the clean, chronological 12-to-18 month roadmap that keeps you ahead of vendor lead times without turning your engagement into a second job.
The 12–18 month US wedding timeline at a glance
| Months Out | Core Priority | Vendors & Logistics to Lock In | Can Wait Until Later |
|---|---|---|---|
| 12–18 months | Set total budget, rough guest count, and book venue | Ceremony & reception venue, wedding planner/coordinator (if using) | Bridesmaid dresses, favours, table numbers, cake flavours |
| 9–11 months | Book single-event creative vendors & hotel room blocks | Photographer, videographer, caterer, band/DJ, hotel courtesy blocks | Formal invitations, seating chart, vows |
| 7–8 months | Order wedding attire, launch website, send save-the-dates | Wedding dress order, wedding website, save-the-dates, florist | Rehearsal dinner menu, day-of stationery |
| 5–6 months | Book officiant, hair & makeup, cake, and rehearsal venue | Officiant, hair & makeup artists, baker, wedding rings, honeymoon flights | Place cards, vendor tip envelopes |
| 3–4 months | Mail formal invitations & finalise menu tasting | Mail invitations, set online RSVP form, catering tasting, suit fittings | Final seating chart (wait for RSVPs) |
| 6–8 weeks | Apply for marriage licence, dress alterations, hair/makeup trial | County clerk marriage licence window, alterations, rehearsal dinner invites | Packing wedding night bags |
| 3–4 weeks | Close RSVPs, lock seating chart, send final headcount | Chase late RSVPs, build seating plan, confirm caterer headcount | Nothing new - focus on execution |
| 1–2 weeks | Distribute day-of timeline, pay final balances, rehearse | Send vendor run sheet, prepare tip envelopes, ceremony rehearsal | All planning complete - rest and celebrate |
12 to 18 months out: budget, headcount, and venue
Before touring a single venue, agree on two numbers: your maximum total budget (including the 20% to 25% catering service charge and state sales tax) and your target guest count bracket. Use our free wedding budget calculator to see how your budget divides across US vendor categories.
Popular Saturday dates in May, June, September, and October book 12 to 18 months ahead across most US cities. Once your venue contract is signed, you have your date and can immediately reserve courtesy hotel room blocks for out-of-town guests.
7 to 11 months out: key vendors, wedding website, and save-the-dates
Between 9 and 11 months out, book the vendors who can only work one wedding per day: your photographer, videographer, live band or DJ, and full-service florist.
At 7 to 8 months out, order your wedding gown (bridal salons typically require 5 to 6 months for production plus 6 weeks for alterations), publish your wedding website with travel and hotel block links, and send save-the-dates.
3 to 4 months out: invitations and online RSVPs
Send formal wedding invitations 10 to 12 weeks before the wedding (or 12 to 14 weeks for destination weddings and holiday weekends). Set your RSVP deadline for 4 weeks before the wedding date so you have a full week to follow up with non-responders before your caterer locks the final guarantee.
1 to 2 months out: US marriage licence rules & seating plan
Unlike the UK where notice is given months ahead, US marriage licences are issued by the county or city clerk where the ceremony takes place and typically expire within 30 to 60 days (with a 24-to-72 hour waiting period in states like New York, Pennsylvania, and Texas). Check your county clerk's exact validity window around 6 to 8 weeks out.
Once your RSVP deadline passes at 4 weeks out, arrange your tables using our free wedding table planner and send your final meal counts and dietary matrix to your caterer.