A couple headed to Las Vegas for a private elopement received a wedding experience they never could have planned — complete with a toilet-paper dress, a coffee-stirrer bouquet and 178 unexpected guests.

Sara Arroyo Montalvo and her partner were flying to Las Vegas on Aug. 13 when Southwest Airlines flight attendants learned why they were traveling. Instead of simply wishing the couple well, the crew decided to help them exchange vows before the plane landed.

Fortunately, the flight’s captain was also an ordained minister and agreed to officiate the ceremony at 35,000 feet.

The couple walked down the airplane aisle as their fellow passengers watched, cheered and became honorary wedding guests. Because the bride did not have traditional wedding attire with her, flight attendants used what they could find onboard to make the moment feel special.

They created a veil and a one-ply wedding dress out of toilet paper. The crew also fashioned a bouquet using Southwest coffee stirrers.

“Fate couldn’t have been more aligned,” Montalvo wrote on Facebook, noting that it was the couple’s first time flying with Southwest Airlines.

She thanked the employees for transforming what had been planned as a quiet elopement into a celebration the couple will never forget.

“Thank you from the bottom of our hearts for an unforgettable flight!” she wrote.

Southwest Airlines praised its employees for going beyond their usual duties to create a memorable experience for the newlyweds.

“Our employees are known for creating memorable moments, and we love seeing them take our legendary hospitality to new heights,” the airline said in a statement to Fox News Digital. “We wish the newlyweds a lifetime of love, laughter and blue skies ahead!”

Video of the unusual wedding quickly attracted attention online, with viewers celebrating the crew’s creativity and generosity.

“This is the best thing ever!!! Would’ve [loved] to have been on that flight!” one Facebook user commented.

Another described it as “about the coolest wedding story I have ever heard of.”

Some viewers questioned the legal details of a wedding conducted in the air, including which state would recognize the marriage license and where the officiant would sign the paperwork. Montalvo’s post focused instead on the joy of the unexpected ceremony and the kindness shown by the flight crew.

What began as a routine trip to Las Vegas became a wedding story the couple — and nearly 180 strangers — will likely tell for years. It also offered a reminder that some of life’s most meaningful moments are not carefully planned. Sometimes, they arrive unexpectedly, with a little help from people willing to make an ordinary flight extraordinary.