How To Alter An A-line Dress To Make It Straight?

Here are the general steps to alter an A-line dress to make it straight:


  • A-line dress
  • Measuring tape
  • Fabric chalk or pins
  • Sewing machine
  • Scissors


  1. Determine how much you want to take in: Try on the A-line dress and determine how much you want to take in from the sides to make it straight. Mark the new seam line with fabric chalk or pins.
  2. Extend the side seam line: Extend the side seam line from the hipline to the hemline, either straight down or by pegging the skirt a bit to whatever your preference is1.
  3. Sew the new seam: Sew a straight stitch along the new seam lines you marked, using a sewing machine loaded with thread that matches the dress2.
  4. Cut off the excess fabric: Cut off the excess fabric along the new seam line, leaving a seam allowance of about 1/2 inch3.
  5. Finish the seams: Finish the seams with a serger or zigzag stitch to prevent fraying.
  6. Try on the dress: Try on the dress to make sure it fits properly. Make any necessary adjustments.
How To Alter An A-line Dress To Make It Straight?

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Choosing the Right A-line Dress

In order to alter an A-line dress, it is important to start with a suitable dress that will provide a good foundation for the alterations. Begin by understanding the A-line silhouette and what characteristics make a dress suitable for alteration.

Understanding the A-line Silhouette

The A-line silhouette is characterized by a fitted bodice that gradually flares out towards the hem, forming an “A” shape. This shape is universally flattering and can suit a variety of body types. When choosing an A-line dress, look for a dress with a defined waistline and a skirt that is not overly flared. This will make the alteration process easier and ensure a more straight look when the alterations are complete.

Selecting a Suitable A-line Dress

When selecting a suitable A-line dress, consider the length and proportions of the dress. Opt for a dress that falls below the knee or at mid-calf length, as these lengths are easier to alter and create a straight look. Additionally, consider the fabric and material of the dress, as this will affect the alteration process and the final outcome of the dress. Choose a dress made from a fabric that can be easily manipulated and tailored.

Considering Fabric and Material

The fabric and material of the dress are important factors to consider when altering an A-line dress. Different fabrics require different alteration techniques and may behave differently when manipulated. Consider the characteristics of the fabric, such as its thickness, stretch, and drape. Fabrics like cotton, silk, linen, and wool are commonly used for A-line dresses and can be altered with relative ease. Synthetic fabrics may require more care and attention during the alteration process. Choose a fabric that is suitable for your skill level and experience with alterations.

Preparing the Dress for Alterations

Before diving into the alteration process, it is important to properly prepare the A-line dress. This involves gathering necessary tools, examining the dress for alteration points, and taking accurate measurements to ensure the alterations are precise and well-fitted.

Gathering Necessary Tools

To successfully alter an A-line dress, you will need a few essential tools. These include a sewing machine with appropriate settings, sharp scissors, pins, a measuring tape, thread that matches the dress, and a seam ripper. Having these tools on hand will make the alteration process smoother and more efficient.

Examining the Dress for Alteration Points

When preparing the dress for alterations, carefully examine the dress for specific points that can be altered. Look for areas where the dress can be adjusted, such as the hem, side seams, bust area, and waistline. Take note of any areas that may require more attention or specific techniques to achieve the desired straight look.

Taking Accurate Measurements

Taking accurate measurements is crucial to ensure a proper fit after the alterations are complete. Measure the desired length of the dress, both from the waistline and from the shoulder. Take measurements of the waist, bust, and hips, as these areas may need to be adjusted during the alteration process. Use a measuring tape and ensure that the measurements are taken snugly, but not too tight, to ensure a comfortable fit.

Altering the A-line Dress

Once the dress is properly prepared, it is time to start making the necessary alterations. This involves marking the desired length, removing the hem, adjusting the side seams, modifying the bust area, tailoring the waistline, transforming the skirt shape, creating a straight hem, and refining the finishing touches.

Marking the Desired Length

Start by marking the desired length of the dress. Use pins or tailor’s chalk to mark the length accurately. Take into consideration the measurements taken earlier and the desired final look of the dress. Ensure that the dress is pinned or marked evenly all the way around for a balanced and symmetrical appearance.

Removing the Hem

To create a straight hemline, the existing hem of the dress needs to be removed. Use a seam ripper or sharp scissors to carefully remove the stitches of the hem. Take care not to cut into the fabric or alter the overall shape of the dress. Once the hem is removed, the dress is ready for further alterations.

Adjusting the Side Seams

The side seams of the dress may need to be adjusted to create a more tailored and straight look. Use pins to mark the desired alterations along the side seams. Try on the dress to ensure that the alterations are flattering and create a streamlined appearance. Once the alterations are marked, carefully stitch along the new seam lines, removing any excess fabric as necessary.

Modifying the Bust Area

If the bust area of the dress requires adjustment, carefully mark the desired alterations using pins or tailor’s chalk. Try on the dress to ensure the modifications are suitable and create a proper fit. If necessary, create darts or take in the fabric along the bust area to achieve the desired shape and fit.

Tailoring the Waistline

The waistline of the dress may need to be tailored to create a more fitted and straight appearance. Use pins to mark the alterations along the waistline, ensuring that the adjustments are evenly distributed around the dress. Try on the dress to ensure a comfortable fit and make any necessary modifications. Carefully stitch along the new waistline, removing any excess fabric as needed.

Transforming the Skirt Shape

To achieve a straight look, the skirt shape of the A-line dress may need to be modified. Use pins or tailor’s chalk to mark the desired alterations along the skirt. Try on the dress to ensure that the modifications are flattering and create a more streamlined appearance. Carefully stitch along the new seam lines, removing any excess fabric as required.

Creating a Straight Hem

Once the alterations are complete, it is time to create a new straight hemline. Measure and mark the desired length of the dress, ensuring that it is even all the way around. Carefully stitch along the marked line, creating a neat and straight hem. Take care to match the thread color to the dress for a seamless finish.

Refining the Finishing Touches

After the main alterations are complete, take the time to refine the finishing touches of the dress. Trim any loose threads, press the seams to create a polished appearance, and ensure that all alterations are secure and well-finished. Try on the dress to ensure the alterations have achieved the desired straight look and make any final adjustments if necessary.

Tailoring Tips and Tricks

To achieve the best results when altering an A-line dress, consider the following tips and tricks to make the process easier and more efficient.

Pinning the Fabric for Better Accuracy

When making alterations, use pins to secure the fabric in place before sewing. This will ensure better accuracy and prevent any shifting or slipping during the stitching process. Take the time to smooth out the fabric and ensure it is evenly distributed before pinning.

Using Tailoring Techniques to Achieve a Straight Look

Incorporate tailoring techniques such as darts, taking in seams, and creating a more fitted shape to achieve a straight look in the A-line dress. These techniques will help to customize the fit and enhance the overall appearance of the dress.

Blending Seams and Darts Smoothly

To create a professional finish, make sure to blend seams and darts smoothly. Take extra care when stitching along these altered areas to ensure that they seamlessly integrate into the dress. Press the seams and darts properly to create a polished appearance.

Adding Darts for Proper Fit

If the dress requires further adjustments to achieve a proper fit, consider adding darts. Darts can be used to contour fabric and create a more tailored look. Use pins to mark the desired placement of the darts and carefully stitch along the marked lines.

Ensuring Symmetry and Balance

Throughout the alteration process, pay attention to symmetry and balance to achieve a visually appealing appearance. Take regular breaks to step back and assess the dress from a distance. Look for any areas that may need adjustment to ensure that the alterations are evenly distributed and create a harmonious silhouette.

How To Alter An A-line Dress To Make It Straight?

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Sewing and Stitching Techniques

When altering an A-line dress, the sewing and stitching techniques used are crucial in achieving a professional-looking result. Consider the following techniques to ensure a neat and well-finished dress.

Choosing the Right Stitch Length and Width

When using a sewing machine, selecting the appropriate stitch length and width is important. For most alterations, a straight stitch with a medium length and width will suffice. Adjust the settings of the sewing machine accordingly to ensure secure and accurate stitching.

Using Appropriate Sewing Machine Settings

Each fabric may require different sewing machine settings to achieve the best results. Refer to the manufacturer’s instructions for recommended settings for different fabric types. Adjust the tension and other settings as needed to ensure smooth and even stitching.

Applying Straight Stitches with Precision

When sewing, take the time to apply straight stitches with precision. Use the edge of the presser foot or the edge of the fabric as a guide to ensure even stitching. Keep a steady pace and apply consistent pressure to create neat and straight stitches.

Finishing the Edges Neatly

To prevent fraying and create a professional finish, it is important to finish the edges of the fabric neatly. Use a zigzag stitch or an overlocking stitch to secure the raw edges of the fabric. This will ensure that the fabric does not unravel and create a messy appearance.

Matching Thread Color to the Dress

To achieve a seamless finish, select thread that matches the color of the dress. This will help to camouflage the stitches and create a cohesive look. Take the time to thread the sewing machine with the appropriate thread color before starting the alterations.

Taking Care of Specific Dress Materials

Different dress materials require specific care and attention during the alteration process. Consider the following guidelines when altering A-line dresses made from specific fabrics.

Altering a Cotton A-line Dress

Cotton is a versatile fabric that is relatively easy to alter. When altering a cotton A-line dress, use a sharp needle and a medium weight thread. Take care to press the seams after stitching to create a crisp and polished appearance.

Making Adjustments to a Silk A-line Dress

Silk is a delicate fabric that requires gentle handling. When altering a silk A-line dress, use a fine needle and a lightweight thread that matches the fabric color. Take the time to stabilize the fabric with pins or a fabric stabilizer before stitching to prevent any puckering or stretching.

Tailoring a Linen A-line Dress

Linen is a breathable and lightweight fabric that can be easily manipulated during alterations. When tailoring a linen A-line dress, use a medium weight thread that matches the fabric color. Take extra care when pressing the seams to avoid any potential shine or damage to the fabric.

Modifying a Wool A-line Dress

Wool is a heavier and more structured fabric that requires special attention during the alteration process. When modifying a wool A-line dress, use a strong needle and a medium to heavyweight thread. Take care when pressing the seams, as excessive heat or pressure can flatten the texture of the wool.

Handling Synthetic Fabrics

Synthetic fabrics can vary in their composition and behavior. When handling synthetic fabrics, refer to the manufacturer’s guidelines for specific care instructions. Use appropriate needles and threads for the specific fabric and take extra care when pressing to avoid any damage or melting.

How To Alter An A-line Dress To Make It Straight?

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Adding Personalized Embellishments

To add a personal touch to an altered A-line dress, consider incorporating personalized embellishments. These embellishments can enhance the overall look of the dress and create a unique and eye-catching design.

Decorating with Embroidery or Appliques

Embroidery or appliques can add intricate and decorative details to the dress. Consider adding delicate embroidery along the neckline, sleeves, or hemline. Appliques can be strategically placed to accentuate certain areas of the dress and add a touch of elegance.

Incorporating Beads, Sequins, or Rhinestones

For a more glamorous look, consider incorporating beads, sequins, or rhinestones into the dress. These embellishments can be added along the bodice, waistline, or skirt to create a stunning effect. Take the time to plan and carefully stitch these embellishments to ensure they are secure and well-placed.

Applying Lace or Trim for Extra Detail

Lace or trim can be used to add texture and visual interest to the dress. Consider incorporating lace along the hemline or neckline, or use trim to highlight specific areas of the dress. Experiment with different types of lace or trim to find the perfect match for the dress.

Enhancing with Pockets or Belts

For a functional and stylish addition, consider adding pockets or a belt to the dress. Pockets can be seamlessly integrated into the side seams of the dress, providing a convenient and practical element. A belt can cinch in the waist and create a more defined silhouette.

Experimenting with Colors and Prints

To make a bold statement, experiment with different colors and prints. Consider adding contrasting panels or color-blocking techniques to create a visually striking dress. Play with different prints and patterns to add personality and flair to the dress.

Common Alteration Mistakes to Avoid

While altering an A-line dress, it is important to be aware of common mistakes that can occur. By avoiding these mistakes, you can ensure a more successful alteration process and achieve the desired straight look.

Incorrect Length Measurements

One of the most common mistakes in altering an A-line dress is incorrect length measurements. Take the time to measure accurately and double-check the measurements before making any alterations. This will prevent any issues with the overall length of the dress.

Uneven Sideseams or Waistline

Uneven sideseams or waistlines can create an unbalanced and asymmetrical appearance. Take care when making adjustments along these areas and regularly check for symmetry and balance. Try on the dress throughout the alteration process to ensure a consistent and well-fitted look.

Poorly Blended Seams and Darts

Poorly blended seams and darts can create a messy and unprofessional finish. Take the time to carefully stitch along the altered areas and ensure that the fabric is properly aligned. Use pressing techniques to create smooth and seamless seams and darts.

Inaccurate Hemming

A poorly executed hem can detract from the overall appearance of the dress. Take the time to measure and mark the desired length accurately. When stitching the new hem, ensure that it is even all the way around and matches the fabric color for a polished finish.

Mismatched Thread Color

Using thread that does not match the color of the dress can create a distracting appearance. Take the time to select the appropriate thread color and ensure that it blends seamlessly into the fabric. This will create a cohesive and professional look.

How To Alter An A-line Dress To Make It Straight?

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Consulting a Professional Tailor

Sometimes, it may be necessary to seek the assistance of a professional tailor to achieve the desired alterations. Consider the following factors when deciding to consult a professional tailor.

When to Seek Professional Help

If you lack the necessary skills or tools to complete the alterations yourself, it is advisable to seek professional help. Complicated alterations or delicate fabrics may require the expertise of a professional tailor to achieve the best results.

Choosing a Reliable Tailor

When selecting a professional tailor, consider their experience, reputation, and customer reviews. Ask for recommendations from friends or family members who have had alterations done in the past. Verify the tailor’s credentials and discuss your specific needs and expectations before proceeding.

Providing Clear Instructions

To ensure that the alterations are executed according to your desires, provide clear and detailed instructions to the professional tailor. Communicate the specific changes you want to make and any preferences you have regarding fit, length, or additional embellishments.

Communicating Desired Changes

During the consultation with the professional tailor, clearly communicate the desired changes for the A-line dress. Use visual aids such as photographs or sketches to illustrate your vision. Discuss any concerns or questions you have and ask for the tailor’s professional advice and recommendations.

Understanding Time and Cost Factors

Before proceeding with the alterations, discuss the estimated time required and the associated costs. Understand that alterations may take some time to complete, particularly if the dress requires complex modifications or if the tailor has a busy schedule. Consider the cost of the alterations and ensure that it fits within your budget.


With the right approach, altering an A-line dress to make it straight can be a rewarding and successful endeavor. By choosing the right dress, properly preparing it for alterations, and following the necessary techniques and tips, you can achieve a straight look with confidence. Enjoy the versatility of your newly altered A-line dress and embrace the possibilities for personalization and style.

How To Alter An A-line Dress To Make It Straight?

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