Boxing Day Instagram Captions for Brands

The short version: Boxing Day captions need to do one job, move stock or bookings before the sales mood fades, so skip the "hope you had a lovely Christmas" filler and lead with the offer, the deadline, and a reason to act today rather than next week. Below are templates by business type, the posting times that get seen, and a worked example showing how one caption decision can change your click-through.

Why most Boxing Day captions underperform

Boxing Day is the one day a year when your audience's phone behaviour flips. They're bored, full, scrolling in bed, and actively looking for something to spend a gift card or leftover cash on. Yet most brands post the same soft, grateful caption they used on the 25th: "Thank you for a wonderful year" with a bow emoji. That caption gets likes from people who already love you. It gets zero clicks from people deciding where to spend money today.

The uncomfortable bit nobody says out loud: Boxing Day is not a thank-you day, it's a selling day, and treating it like a extension of Christmas Day costs you sales. Your customers aren't offended by a direct offer on the 26th. They're expecting one. John Lewis, Next, and every high street name you can think of is running sale copy, not sentiment, in their Boxing Day captions. Small brands who go soft are the ones left out of the conversation.

The three caption jobs Boxing Day needs

• The offer caption. States the discount or deal in the first line, no throat-clearing.
• The urgency caption. Used later in the day or on the 27th, reminds people the window is closing.
• The restock/new-year caption. For brands not discounting, this reframes Boxing Day as "clear the decks" energy, new stock, new bookings, fresh start.

Offer caption templates

Use these as starting points and swap in your own numbers:

• "Boxing Day deal: 30% off everything, today only. Link in bio."
• "The sale you waited all December for starts now. 20% off, no code needed."
• "Boxing Day bonus: buy one, gift the second half price. Ends midnight."
• "We never discount this much. Today we're making an exception. 25% off storewide."

Urgency caption templates

• "Last call: Boxing Day prices disappear at midnight tonight."
• "Still thinking about it? You've got until 11:59pm."
• "This is the only reminder you'll get. Sale ends tonight."

No-discount brand templates

If you don't discount, which is a perfectly reasonable position, lean into momentum instead of markdowns:

• "No sale here, just a reminder that January bookings open today."
• "Boxing Day plan: eat the leftovers, book the thing you keep putting off."
• "New year, new slots. First three bookings in January get [specific perk]."

A worked example: the caption test that would have doubled clicks

Say you run a small homeware shop with 8,000 Instagram followers and a modest Boxing Day sale of 20% off. Caption A reads: "Hope everyone had a magical Christmas! Here's to a sparkly new year ahead." Caption B reads: "Boxing Day sale: 20% off everything, today only, link in bio." Caption A is warm but gives the scroller no reason to tap anything. Caption B tells them exactly what to do and when the window shuts.

If that post goes out at 10am on the 26th to the same 8,000 followers, Caption B will typically pull noticeably more link-in-bio clicks because it removes the guesswork. The scroller doesn't have to infer there's a sale, they're told in the first six words, which is roughly what shows before Instagram truncates a caption on mobile. That six-word window is the real estate that matters most, not the clever line at the end that nobody scrolls to.

Timing and posting mechanics

Boxing Day behaviour follows a rough pattern: late risers checking phones from 10am, a lull over lunch, then a strong evening scroll from 7pm to 10pm when people are slumped on the sofa with devices. If you can only post twice, do one offer caption around 10am and one urgency caption around 8pm. For Stories, use the countdown sticker so people see the clock ticking without you having to say "hurry" in every caption, and if you're unsure of the right proportions for a sale graphic, the guide on correct Instagram story dimensions is worth bookmarking so your discount code doesn't get cropped off on half your viewers' screens.

A few mechanical details that trip brands up every year:

• Put the discount code or "no code needed" in the caption, not buried in a comment. People won't dig.
• Link in bio tools get hammered on big sale days, so check yours is updated before 9am, not after your first post goes live.
• If you're scheduling in advance, double check the post didn't queue with "Merry Christmas" leftover phrasing from a template. It happens more than people admit.

Scheduling the whole run ahead is easier with a queue, and our guide to Buffer alternatives for small brands compares the apps.

Hashtags and captions working together

Hashtags won't save a weak caption, but a few relevant ones add reach on a day when the algorithm is already busy. Mix broad ones like #BoxingDaySale with niche ones specific to your product, and keep the list to five or six rather than thirty. A wall of hashtags under a sale caption looks desperate, not discoverable.

Reels and carousel captions

If you're posting a Reel showing your Boxing Day stock or a quick "what's in the sale" carousel, the caption still needs the offer in line one, because the video itself will autoplay muted for most viewers and the carousel's first slide does the visual work. Treat the caption as backup text for anyone scrolling with sound off, which on Boxing Day, with relatives in the room, is most people.

What to do if you're not running a sale at all

Not every brand should discount on Boxing Day, and service businesses in particular often shouldn't. If you're a coach, consultant, or B2B brand, a 20% off caption looks odd next to your usual positioning. Instead, use the day to plant a seed for January: "Booking my first client call of the new year next week, two slots left" does more for a service brand than any discount language. If you're building out a fuller plan for the week either side of Boxing Day, the Christmas social media calendar for small business maps out what to post on each day so Boxing Day doesn't feel like an afterthought squeezed in after the 25th.

Common mistakes brands make with Boxing Day captions

• Burying the offer. If the discount is in sentence three, half your audience never gets there.
• No deadline. "Sale on now" with no end date gives people no reason to act today instead of Thursday.
• Copying last year's caption word for word. Followers who've been with you a while notice, and it reads lazy.
• Forgetting Stories. A single feed post on Boxing Day is not a campaign. Stories with polls, countdowns, and swipe-ups do the heavy lifting.
• Scheduling and walking away. Someone should still check comments and DMs on Boxing Day itself, because that's where people ask "does this work with other discounts" and a slow reply loses the sale.

If your scheduling tool makes it hard to check and reply to comments quickly, or you're juggling several platforms over the holiday period, it might be worth looking at what else is out there. There's a full comparison in the piece on Hopper HQ alternatives if your current setup is slowing you down on the days that matter most.

A simple Boxing Day caption formula

If you want one formula to fall back on when the brain has gone to mince pies, use this order: offer, deadline, call to action. "20% off everything (offer), today only (deadline), tap the link in bio (call to action)." Three parts, under twenty words, works for a shoe shop, a florist, or a one-person coaching business. Everything else, the emojis, the festive wordplay, the gif, is decoration on top of that structure, not a replacement for it.

And if you're stuck on formatting, cropping, or where a caption cuts off on different devices, the general Instagram help resource covers the fiddly technical side so you're not guessing on the one day you can't afford a broken link or a chopped-off graphic.

This guide is part of my Instagram Help: 81 Guides to Followers, Hashtags, Money, Accounts and Fixes. Check the length with my free Instagram character counter.

Frequently asked questions

What should a Boxing Day Instagram caption include?

It should include the offer or action you want someone to take in the first line, a clear deadline so there's a reason to act today, and a direct call to action like "link in bio" or "DM to book." Save the festive sentiment for a Story or a separate post rather than mixing it into your sale caption.

Should every brand run a Boxing Day sale?

No. Discounting works well for retail and product-based brands but can undercut positioning for service businesses, coaches, and consultants. If a discount doesn't fit your brand, use Boxing Day to build momentum for January instead, such as announcing limited booking slots.

What time should I post my Boxing Day caption?

Two posting windows tend to work best: mid-morning around 10am when people start checking phones after a slow start, and evening around 8pm when people are back on the sofa scrolling. If you can only post once, evening often gets more sustained attention.

Is it okay to reuse last year's Boxing Day caption?

You can reuse the structure, but change the specific wording, offer, and deadline each year. Long-time followers notice repeated captions, and it can read as low effort on a day you're trying to look sharp and current.

Primary sources

• Instagram's own Help Centre
• Meta's Business Help Centre