Of all the dates in wedding planning, the RSVP deadline is the one couples most often get wrong, usually by being too generous. Give guests too long and the invitation goes on the fridge and stays there; cut it too fine and you’re chasing thirty people the same week the caterer wants numbers. This guide covers how to pick the date, what to print on the invitation, and what to send the people who don’t reply.
The standard answer: four to six weeks before
For most UK weddings, set the RSVP deadline four to six weeks before the day. That window isn’t arbitrary. It comes from working backwards through three things that all have to happen after the deadline:
- Most caterers want final numbers and meal choices about two weeks before the wedding
- You need a week or so to chase the people who miss the deadline, because some will
- The seating plan is much easier once numbers are fixed, and it deserves an unhurried evening
Six weeks gives you comfortable room for all three. Four weeks works but leaves less slack if the chasing drags on. Anything under three weeks means doing the chase, the caterer numbers and the seating plan simultaneously, which is the version of wedding admin people warn you about.
Work backwards from your caterer’s cut-off
Before you print anything, ask your caterer (or venue, if catering is in-house) exactly when they need final numbers. Two weeks before is typical, but some want ten days, some want three weeks, and weddings with bespoke menus often sit at the longer end. Then build the timeline from that date:
- Caterer’s cut-off: their date, not a guess
- Your real final-numbers day: a couple of days before that, for your own sanity
- Chasing window: one to two weeks before your final-numbers day
- RSVP deadline: the start of the chasing window
Run those numbers and you usually land back at four to six weeks before the wedding, which is why that convention exists. But it’s worth doing the sum with your own caterer’s date rather than trusting the average, because the average is no comfort if yours wants numbers early.
How much notice do guests need?
The deadline only works if guests had enough time before it. UK invitations typically go out three to four months ahead, which gives guests two to three months between receiving the invitation and the deadline. That’s plenty for most people to check work rotas, arrange childcare and decide about hotels.
If you sent save-the-dates a year out, you can lean towards the shorter end, since nobody is hearing about the wedding for the first time. If you skipped save-the-dates, send invitations at the earlier end of the window instead. For where the deadline fits in the broader run-up, from save-the-dates through to the seating plan, see our UK wedding website timeline.
Destination weddings need longer everywhere
If guests are flying, stretch every part of the timeline. Invitations go out earlier, often six months or more ahead, because guests are booking flights, accommodation and annual leave rather than a Saturday. The deadline itself can also sit earlier, eight weeks or more before the day, partly because you may owe the venue numbers sooner and partly because a guest who hasn’t booked a flight by then probably isn’t coming. The same logic applies in softer form to UK weddings where most of the guest list is travelling a long way: think of it as a half-destination wedding and pad the dates accordingly.
What to put on the invitation
Three things, and they earn their place:
- A specific date, not “as soon as possible”. A vague request produces vague behaviour; a date produces replies.
- How to reply: the website link or QR code, a phone number for the relatives who won’t use either, or the return card if you’re doing post.
- What you need from them: names attending and meal choices, so nobody replies “yes!” with no usable details.
Make the deadline prominent rather than burying it in the small print. Some couples print a deadline slightly earlier than their true one to build in buffer; it works, but keep the gap to a week or so, because a deadline that’s obviously fake teaches guests to ignore it. If you want full wording for the card or form itself, we’ve collected twelve RSVP wording examples you can copy.
Chasing the non-repliers
However clear the invitation, a handful of guests will sail past the deadline. This is normal and not a verdict on your friendships; people put the card somewhere safe and forget. Plan for the chase rather than hoping to avoid it. Keep a list of who hasn’t replied (if your RSVPs come through a wedding website like Ode, the dashboard shows exactly who’s outstanding) and escalate gently through three stages.
The first nudge, about a week after the deadline
Light, assumes the best, gives them a one-tap way to fix it. Text or WhatsApp works better than email here.
Hi Sam! Just doing a sweep of wedding RSVPs and I don’t think we’ve had yours yet. No drama if it’s slipped your mind. You can reply here: [link]. Hope all good with you x
The second message, a few days later
This one is friendly but direct, with a real date attached. Most of the remaining stragglers reply at this stage, because the consequence is now concrete.
Hi Sam, sorry to chase. We have to give the caterer final numbers on [date], so we need a yes or no by [day] at the latest. Takes about a minute: [link]. Either answer is completely fine, we’d just love to know!
The phone call
If two messages have gone unanswered, ring them, or have whichever of you knows them better do it. A call resolves in two minutes what a third text might not resolve at all, and it surfaces the real reason, which is sometimes a guest agonising over whether they can afford to come. If you’d rather send one last message before picking up the phone, make it kind and final:
Hi Sam, last call on the wedding I’m afraid! We’re locking in numbers tomorrow, so if we don’t hear back by tonight we’ll assume you can’t make it. We’d genuinely love to have you there, so do shout if you can come. Either way, no hard feelings at all x
Guests who never reply
After the nudges and the phone call, treat silence as a no. Don’t pay the caterer for a maybe. Remove them from the numbers, leave them off the seating plan, and if it feels right, confirm by phone one final time so nothing is ambiguous on either side. If they resurface a week before the wedding asking whether they can still come, that becomes a question about your numbers and your goodwill, in that order. Most venues can absorb one extra; just make sure it’s the venue’s decision and not a promise you’ve already made.
It’s worth saying that very few guest lists get through this entirely cleanly, and the couples who find the chase manageable are the ones who could see at a glance who was outstanding. Whether that’s a spreadsheet or an online RSVP that tracks it for you, have the list ready before the deadline passes, not after.
Wrap-up
Ask your caterer for their cut-off, put your deadline four to six weeks before the wedding, print a specific date on the invitation, and expect to chase a few people without taking it personally. The deadline is there to protect the two weeks at the end, and as long as it does that, you’ve picked the right one.