How to Crochet a Flared Dress with Bell Sleeves: A Complete Step-by-Step Tutorial

If you’ve been crocheting for a while and you’re ready to take on a project that’s both wearable and truly impressive, this flared crochet dress with bell sleeves might be exactly what you’ve been looking for. This tutorial is designed for intermediate to advanced crocheters who are comfortable working in the round, reading pattern instructions, and making garment adjustments. By the time you finish this piece, you’ll have a flowing, bohemian-style dress with gorgeous bell sleeves that flare beautifully at the cuffs — the kind of project you’ll be proud to wear and show off.

Let’s get into everything you need to know, from materials to finishing touches.

What You’ll Need Before You Start

Getting your materials together before you begin saves a lot of frustration mid-project. Here’s what you’ll need to complete this crochet flared dress with bell sleeves.

Yarn: Choose a lightweight yarn for drape. A size 3 (light DK weight) or size 4 (worsted weight) cotton or cotton-blend yarn works beautifully for this style of dress. Cotton gives structure while still being comfortable against the skin, and it holds the flared silhouette well. You’ll need approximately 1,200 to 1,800 yards depending on your size and gauge. For a flowy look, a bamboo-cotton blend is an excellent choice.

Hook: A 4.0mm to 5.0mm crochet hook, again depending on your gauge and yarn weight. Always go up a hook size if your gauge is running tight, especially for a wearable garment where comfort and fit matter.

Additional supplies: Stitch markers (at least 6–8), a yarn needle for weaving in ends, scissors, a flexible measuring tape, and optionally a dress form or mannequin if you have one for shaping reference.

Gauge: For a worsted weight cotton yarn on a 4.5mm hook, aim for approximately 14 stitches and 16 rows = 4 inches in half double crochet. Gauge is critical for garments, so please take the time to swatch and measure before you begin. A difference of even one stitch per inch across an entire bodice adds up significantly.

Sizing: This tutorial will give you a foundation pattern that can be adapted across sizes small through extra-large. Key measurements you need to know before starting: bust circumference, waist circumference, hip circumference, and desired dress length from shoulder to hem.

Understanding the Construction

Before you pick up your hook, it helps to understand how this dress is built. The flared dress with bell sleeves is constructed in three main sections:

The bodice is worked flat from side to side (or in the round from the top down, depending on your preference), shaping the bust and waist with simple increases and decreases. The skirt is worked in the round and flared outward using strategic increase rounds to create that characteristic A-line or fully flared silhouette. The bell sleeves are attached at the armhole after the bodice is complete and worked downward in the round, with dramatic increases toward the cuff to create the bell effect.

This construction method makes sizing adjustments straightforward because you can try the bodice on as you go before committing to the skirt length.

Part One: The Bodice

Setting Up Your Foundation

Begin by calculating your starting chain. You’ll be working the bodice in rows from the back neckline downward, then joining to work the skirt in the round.

For a size medium (36-inch bust), chain 72. This gives you a foundation of approximately 18 inches across, which will be joined at the shoulders to form the back panel of the bodice.

Foundation Row: Chain 72. Starting in the second chain from the hook, work 1 HDC (half double crochet) in each chain across. Turn. (71 HDC)

Row 2–6 (Back Bodice): Chain 2, HDC across, turn. These rows build the upper back panel. The chain-2 turning chain does not count as a stitch in this pattern.

After 6 rows, your back panel should measure approximately 1.5 inches in height. Place stitch markers at the 15th and 57th stitch on the last row to mark your shoulder points. These markers will help you align the front and back panels when joining.

Shaping the Front Bodice

The front bodice is worked identically to the back for the first 4 rows. On Row 5, you’ll begin the neckline shaping.

Rows 1–4 (Front Upper): Chain 72, work 71 HDC across for 4 rows as described above.

Row 5 (Neckline Decrease): Chain 2, work 20 HDC, chain 31 (this forms the neckline opening), skip 31 stitches, work 20 HDC to end. Turn.

Row 6: Chain 2, work 20 HDC, then work 31 HDC across the chain-31 space (working into each chain), work 20 HDC to end. Turn. (71 HDC restored)

This creates a simple, rounded neckline at the front. If you prefer a deeper V-neck or a scoop neck, adjust the number of stitches you skip in Row 5 accordingly.

Joining Front and Back

Lay your front and back panels with wrong sides facing each other. Using a slip stitch seam or a single crochet seam (the SC seam creates a decorative ridge on the outside, which can look lovely on a boho-style dress), join the shoulder seams between the stitch markers you placed earlier.

You should now have an opening on each side for the armholes, and the bodice should slip over your head. Try it on at this point and verify the fit across your bust before continuing.

Working the Bodice In the Round

With the right side facing you, join your yarn at one of the side seams and chain 1.

Round 1: Work 1 SC in each stitch around the entire circumference of the lower bodice edge. Join with a slip stitch to the first SC. Count your stitches — this is your baseline round count for the waist.

Rounds 2–4: Work even in HDC, no increases or decreases, to give the waist section a clean, fitted look.

Round 5 (Waist Shaping, Optional): If you want a more defined waist, you can work a decrease round here. Work HDC2tog, HDC 8 around. This reduces the stitch count by approximately 10% and creates a subtle waist cinch. If you prefer a straighter silhouette, skip this and continue working even.

Rounds 6–8: Work even in HDC to establish the lower bodice before transitioning into the skirt.

Part Two: The Flared Skirt

This is where the magic happens. The skirt is worked in continuous rounds with regular increase rounds to build the flare. The more frequently you increase, the fuller the skirt will be. This pattern uses a moderately full flare — if you want a dramatic circle skirt effect, you can increase every other round instead.

The Increase Pattern

The key to a beautiful flared skirt is even, consistent increases. The base stitch for this skirt is a combination of half double crochet and double crochet, which gives the fabric a looser, drapier hand than working all in one stitch.

Skirt Round 1 (First Increase Round): Work 2 HDC in next stitch, HDC 4 around. Join. This increases your stitch count by approximately 20%.

Rounds 2–4: Work even in HDC (no increases).

Round 5 (Second Increase Round): Work 2 HDC in next stitch, HDC 5 around. Join.

Rounds 6–8: Work even.

Round 9 (Third Increase Round): Work 2 HDC in next stitch, HDC 6 around. Join.

Continue this pattern — increasing every 4 rounds and adding one more HDC between increases each time — until your skirt reaches the desired length. The spacing between increase rounds ensures the fabric lies flat rather than ruffling too aggressively at the top of the skirt.

For a mini dress length (approximately 28–30 inches total from shoulder), you’ll work about 10–12 increase rounds. For a midi length (approximately 38–42 inches), plan for 16–18 increase rounds. For a maxi length, continue until you reach your desired measurement, remembering that the hem will fall slightly lower than where you’re currently measuring due to the weight of the yarn pulling the fabric down.

Adding Texture to the Skirt

To give the skirt some visual interest and reduce the flatness of working all HDC, consider introducing a simple stitch pattern every several rounds. A shell stitch round works beautifully here.

Shell Stitch Round: Work skip 2 stitches, 5 DC in next stitch, skip 2 stitches, SC in next stitch around. This creates a scalloped, feminine edge and is perfect for the hem or at intervals throughout the skirt.

Alternatively, a simple ripple row achieved by alternating V-stitches (2 DC with a chain-1 between them in the same stitch) with HDC gives a subtle lattice look that’s perfect for summer dresses.

The Hem

For the hem of the skirt, finish with a shell stitch border for a polished, feminine edge. Work one round of SC around the entire hem, then work the shell stitch pattern described above across the next round. Fasten off and weave in ends.

If you want a scalloped hem, try this variation: slip stitch in first stitch, chain 3, 4 DC in same stitch, skip 2, SC in next around. This gives you a deeply scalloped edge that flutters beautifully when you move.

Part Three: The Bell Sleeves

The bell sleeves are arguably the most exciting part of this project and what elevates it from a basic crochet dress to something truly special. They’re worked in the round from the armhole opening downward, starting fitted at the shoulder and dramatically flaring out to the cuff.

Picking Up Stitches at the Armhole

With the right side of the dress facing you, join your yarn at the underarm point of the armhole opening. Work 1 SC evenly around the entire armhole opening, placing stitches close enough together that there are no gaps. The exact stitch count will depend on your armhole size, but aim for a count divisible by 4 — this makes the increase pattern easier to manage.

Join with a slip stitch to form the round.

Upper Sleeve (The Fitted Section)

Rounds 1–4: Work even in HDC around, no increases. This creates the fitted upper arm section that sits snugly at the shoulder and upper arm. Try the dress on if possible and verify that the armhole is comfortable and not too tight around the upper arm before continuing.

Round 5 (First Sleeve Increase): Work 2 HDC in next stitch, HDC 3 around.

Rounds 6–7: Work even.

Round 8 (Second Sleeve Increase): Work 2 HDC in next stitch, HDC 3 around again.

Rounds 9–10: Work even.

At this point the sleeve should begin to feel noticeably looser and more relaxed around the mid-arm area.

Building the Bell Flare

Now you shift into more aggressive increases to create the dramatic bell shape.

Round 11: Work 2 HDC in next stitch, HDC 2 around.

Round 12: Work even.

Round 13: Work 2 HDC in next stitch, HDC 2 around again.

Round 14: Work even.

Round 15: Work 2 HDC in every stitch around. Yes, double every stitch. This is what creates the dramatic bell at the cuff.

Round 16: Work even.

Round 17 (Bell Cuff Border): Work a shell stitch round as described earlier, or work chain 3, DC 4 in same stitch, skip 1, SC in next around for a deep, flowing scalloped edge.

Fasten off and weave in ends. Repeat for the second sleeve.

The finished bell sleeves should hang gracefully from the shoulder, fitted through the upper arm and then flaring dramatically into a wide, flowing cuff. If you want even more flare, add one or two additional increase rounds before the cuff border.

Finishing Touches and Embellishments

A crochet dress like this looks stunning on its own, but a few finishing details can really make it shine.

Neckline Edging: Work 2 rounds of SC around the neckline, then finish with a reverse single crochet (also called a crab stitch) for a neat, slightly decorative edge. Alternatively, add a row of chain-loop picots for a delicate, vintage-inspired look.

Tie Waist: Cut a length of yarn approximately 2–3 yards long and braid or finger-crochet a thin cord. Thread this cord through the bodice at the waist round using your yarn needle, weaving it in and out of the stitches. Tie at the front in a bow for a cinched, adjustable waist effect.

Blocking: This step is non-negotiable for a garment project. Wet blocking a cotton crochet dress evens out the stitches, opens up the lace sections, encourages the skirt to lie flat, and helps the bell sleeves achieve their maximum flare. Wet the dress thoroughly, gently squeeze out excess water (do not wring), and lay flat or hang to shape. Pin the hem and sleeve cuffs if needed to encourage the scalloped edges to open up. Allow to dry completely before wearing.

Lining: If you’re using a lighter yarn or a more open stitch pattern, consider adding a simple slip dress lining underneath. This keeps the dress wearable without being sheer and gives the silhouette more definition.

Tips for Sizing Adjustments

Since this is an intermediate to advanced pattern, you likely already know that adjusting garment patterns requires some math. Here are the key adjustment points for this dress.

To size up, add stitches in multiples of 4 to your foundation chain for the bodice, and add additional increase rounds at wider intervals in the skirt to keep the flare proportionate. For plus sizes, consider adding waist shaping decreases and then re-increases to maintain proportion across the hip.

To size down, subtract stitches in multiples of 4 from the foundation chain, and begin your skirt increase rounds slightly later to keep the waist-to-hip ratio flattering.

For length adjustments in the skirt, simply add or remove increase rounds. Remember that each round of HDC in a worsted weight cotton yarn adds approximately 0.25 inches in length, so plan accordingly.

For sleeve length, add or remove rounds from the fitted upper sleeve section — not the bell section — to keep the bell proportion consistent regardless of arm length.

Common Mistakes to Avoid

Even experienced crocheters can run into a few snags with a garment project this involved. Here are the most common issues and how to prevent them.

Skipping the gauge swatch is the number one mistake with any wearable project. It takes 20 minutes and can save you hours of frogging. Do it.

Working the bodice too tightly is very common, especially if you tend to crochet snugly under tension. Loosen your tension consciously when working the bodice, or go up a hook size for the bodice only.

Uneven increase rounds in the skirt cause the fabric to spiral or twist. Always join at the end of each round and mark your first stitch with a stitch marker to keep your rounds aligned.

Forgetting to try the dress on before attaching the skirt is a missed opportunity. The bodice is much easier to adjust before the skirt is attached than after.

Rushing the blocking stage will leave you with a dress that looks handmade in the less flattering sense of the word. Blocking is what takes a project from “I made this” to “I designed this.”

Final Thoughts

This crochet flared dress with bell sleeves is a project that rewards patience, attention to detail, and a willingness to try things on and make adjustments as you go. It’s the kind of piece that genuinely turns heads — the combination of the A-line silhouette, the flowing skirt, and those dramatic bell sleeves creates something that looks like it belongs in a boutique rather than at a craft table.

Take your time with the bodice fit, be generous with your increase rounds in the bell sections, and don’t skip blocking. If you’ve made it this far in the tutorial, you already have the skills to make this dress