Birthday Flat Cards

Celebrate every birthday with personalized flair by choosing the perfect birthday flat cards. These custom creations offer a unique way to share joy and excitement with friends and family, capturing the essence of each special day. Whether you're planning a grand party or an intimate gathering, our selection of beautifully designed cards allows you to express your style and set the tone for your celebration. From vibrant colors to elegant designs, find the ideal card to make your loved one's birthday truly unforgettable.

Bold Headline Birthday Card, White, 5x7 Flat, Write Your Own Greeting, Luxe Double-Thick Cardstock, Square, White

Starting at $5.42 $2.91

A stylish 5x7 flat birthday card on 100% recycled white cardstock with a personalized photo and message.

Personalize Now

Classic Caption Birthday Invitation, Brown, 5x7 Flat, 100% Recycled Cardstock , Rounded, Taupe

Starting at $4.16 $2.27

A brown 5x7 matte birthday invitation with a faux foil/glitter design on signature smooth cardstock.

Pros: great quality, accurate preview, color

Personalize Now

Speckled Hello Birthday Invitation, White, 5x7 Flat, Pearl Shimmer Cardstock, Square, White

Starting at $3.72 $1.95

A stylish white birthday invitation with a speckled design, 5x7 size, matte finish, and ticket trim.

Pros: good quality, accurate representation, great price

Personalize Now

Hooray Day Birthday Card, Yellow, 5x7 Flat, Luxe Double-Thick Cardstock, Square, Golden

Starting at $5.42 $2.91

A yellow 5x7 birthday card with rounded edges, featuring a favorite photo and personalized message.

Personalize Now

Pastel Happy Day Birthday Invitation, Pink, Pearl Shimmer Cardstock, Square, Pink

Starting at $3.72 $1.95

A stylish pink birthday invitation with space for photos and event details on signature smooth cardstock.

Pros: appearance, cute design, good quality

Personalize Now

Dino Mite Birthday Invitation, Blue, 5x7 Flat, Pearl Shimmer Cardstock, Rounded, Navy

Starting at $4 $2.23

A stylish blue birthday invitation with space for photos and event details, printed on smooth cardstock.

Pros: fast shipping, adorable design, customizable

Personalize Now

Whimsical Party Time Birthday Invitation, Grey, 4x8 Flat, 100% Recycled Cardstock , Rounded, Charcoal

Starting at $4.05 $2.94

A stylish grey birthday invitation with rounded trim and customizable photos and event details.

Personalize Now

Party People Birthday Invitation, Grey, 5x7 Flat, Matte, Signature Smooth Cardstock, Square, Charcoal

Starting at $3.43 $1.72

A grey 5x7 matte birthday invitation with faux foil/glitter elements on signature smooth cardstock.

Pros: beautiful, customization options, appearance

Personalize Now

Elated Elegance Birthday Invitation, Black, 5x7 Flat, Standard Smooth Cardstock, Rounded, Black

Starting at $3.01 $1.89

A black 5x7 birthday invitation with an elegant design on pearl shimmer cardstock, featuring faux foil and glitter accents....

Personalize Now

Painted Cake Birthday Card, Yellow, Iridescent Foil, 5x7, Matte, Personalized Foil Cardstock, Rounded, Golden

Starting at $5.01 $2.88

A personalized 5x7 birthday card in yellow with iridescent foil accents and a matte finish.

Pros: personalization, color vibrancy, picture quality

Personalize Now

Brilliant One Birthday Invitation, White, 5x7 Flat, Pearl Shimmer Cardstock, Square, White

Starting at $3.72 $1.95

A stylish white birthday invitation with luxe double-thick cardstock and space for favorite photos and event details.

Pros: photo quality, beautiful, meets expectations

Personalize Now

Blushing Birthday Birthday Invitation, Pink, 5x7 Flat, 100% Recycled Cardstock , Square, Dusk Pink

Starting at $3.88 $1.99

A stylish pink birthday invitation with pearl shimmer cardstock and ticket trim.

Pros: High quality, Excellent customer service, Stylish design, Quick delivery, Beautiful photo printing

Personalize Now

Bokeh Confetti Birthday Invitation, none, Black, 5x7 Flat, 100% Recycled Cardstock , Square, Black

Starting at $3.88 $1.99

A stylish black birthday invitation with bokeh confetti design and rounded trim, customizable with photos and event details....

Pros: Beautiful design, High quality, Easy to personalize, Quick delivery, Professional appearance

Personalize Now

Perfectly Aged Birthday Invitation, Black, 5x7 Flat, 100% Recycled Cardstock , Rounded, Black

Starting at $4.16 $2.27

A stylish black birthday invitation on luxe double-thick cardstock with customizable photos and event details.

Personalize Now

Bright Birthday Birthday Invitation, Pink, 5x7 Flat, Pearl Shimmer Cardstock, Rounded, Priscilla

Starting at $4 $2.23

A stylish pink birthday invitation with rounded trim and customizable photos and event details.

Pros: cute, met expectations, nice colors

Personalize Now

Surprise Party Birthday Invitation, Beige, 5x7 Flat, Standard Smooth Cardstock, Square, Rye

Starting at $2.73 $1.61

A stylish birthday invitation with a beige bracket trim and pearl shimmer cardstock.

Pros: customization options, great products, red envelopes

Personalize Now

Happy Confetti Girl Birthday Invitation, Pink, 5x7 Flat, Matte, Signature Smooth Cardstock, Square, Shrimp

Starting at $3.43 $1.72

A stylish pink birthday invitation with confetti design, perfect for a fun-filled celebration.

Pros: cute design, beautiful, ease of use

Personalize Now

Level Up Birthday Invitation, Yellow, 5x7 Flat, 100% Recycled Cardstock , Square, Sunshine

Starting at $3.88 $1.99

A stylish yellow 5x7 flat birthday invitation on matte signature smooth cardstock with rounded trim.

Pros: template, unique design, good product

Personalize Now

Cocktail Cheers Birthday Invitation, Black, 5x7 Flat, Matte, Signature Smooth Cardstock, Rounded, Black

Starting at $3.71 $2

A stylish black birthday invitation with pearl shimmer cardstock and space for favorite photos.

Pros: easy to use, good invitation, invitation design

Personalize Now

Happy Hooray Birthday Invitation, Blue, 5x7 Flat, 100% Recycled Cardstock , Square, Blue

Starting at $3.88 $1.99

A stylish blue 5x7 flat birthday invitation on standard smooth cardstock, perfect for adding photos and event details.

Personalize Now

Elegant One Birthday Invitation, White, 5x7 Flat, Matte, Signature Smooth Cardstock, Square, White

Starting at $3.43 $1.72

A pearl shimmer birthday invitation with bracket trim, customizable with photos and event details.

Pros: beautiful, personalization, picture clarity

Personalize Now

Party Candles Boy Birthday Invitation, Blue, 5x7 Flat, Pearl Shimmer Cardstock, Square, Lapis

Starting at $3.72 $1.95

A stylish blue birthday invitation with space for photos and event details, on luxe double-thick cardstock.

Personalize Now

Party Candles Girl Birthday Invitation, Pink, 5x7 Flat, Standard Smooth Cardstock, Square, Hot Pink

Starting at $2.73 $1.61

A stylish pink birthday invitation with space for photos and event details.

Pros: perfect picture sharing, customizable, tradition

Personalize Now

My First Birthday Birthday Invitation, Yellow, 5x7 Flat, Standard Smooth Cardstock, Square, Polenta

Starting at $2.73 $1.61

A stylish yellow birthday invitation with rounded edges, perfect for adding your favorite photos and event details.

Personalize Now

Birthday Flat Cards

When it comes to celebrating birthdays, the invitation sets the tone for the entire event, making birthday flat cards a cherished tradition for many families and friends. These cards are especially popular during the summer months, as July brings with it a sense of joy, togetherness, and outdoor festivities. Whether you’re planning a backyard barbecue, a chic garden party, or a traditional indoor gathering, birthday flat cards offer a meaningful way to announce your special occasion with style. Their sleek, single-panel design is both affordable and versatile, allowing hosts to express their unique personalities while keeping the focus on the details that matter most. From whimsical illustrations and feminine floral motifs to bold, modern patterns, birthday flat cards can be personalized to reflect the guest of honor’s tastes. Many people love to add a favorite photo, a heartfelt message, or even a playful quote that captures the spirit of the celebration. For parents planning a child’s birthday, these cards become a keepsake, tucked into memory boxes as a reminder of milestones and laughter. For adults, a thoughtfully designed card can feel like a small gift in itself, a tangible expression of friendship and care that stands out among digital notifications.

Choosing the right birthday flat card involves considering both the guest list and the atmosphere you want to create. For large gatherings, affordable bulk options make it easy to invite everyone without compromising on quality or style. For more intimate affairs, you might lean toward elegant, handcrafted designs that feel extra special in the recipient’s hands. Flat cards are especially well-suited for those who appreciate a clean, minimalist aesthetic, but they can also be dressed up with chic embellishments like foil accents, soft pastel palettes, or playful confetti patterns. They are a popular choice for milestone birthdays—think sweet sixteens, fabulous forties, or golden eighties—where the card itself can become a conversation piece and a treasured memento. If you’re attending a birthday as a guest, a beautifully crafted flat card can double as a meaningful gift when paired with a handwritten note or a favorite photo tucked inside. For those who love to coordinate every detail, matching thank you cards and party décor can create a cohesive look, making the celebration feel thoughtfully planned from start to finish. And if you’re seeking a unique twist on the classic flat card, you might enjoy exploring the elegant curves and modern flair of Birthday Rounded Cards, which offer a fresh take on a beloved tradition.

No matter the age or style of the recipient, birthday flat cards capture the excitement and anticipation of a special day in a way that digital messages simply can’t. They invite loved ones to pause, read, and share in the joy of the occasion—often becoming part of the celebration itself, displayed on mantels or pinned to bulletin boards as a reminder of happy times. In a world where so much communication happens online, the tangible beauty and personal touch of a well-designed flat card feels all the more meaningful. Whether you’re drawn to feminine touches, classic motifs, or bold, contemporary designs, there’s a birthday flat card to suit every taste and budget, ensuring that your invitations are as memorable as the event itself.