Cheap Southwest Airlines flights Columbus (CMH) to Key West (EYW)

Use the “Price (lowest to highest)” filter on Expedia to look for cheap Southwest Airlines return flights from CMH to EYW. Affordable one-way tickets are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

September is one of the cheapest months to jet off to Key West with Southwest Airlines. You could also find excellent prices on return and one-way fares in August.

For cheap Southwest Airlines fares from John Glenn Columbus Intl. Airport (CMH) to Key West Intl. Airport (EYW), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect what you pay. Sunday is generally the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Use the “Nonstop” filter when looking for direct Southwest Airlines flights from CMH to EYW. It’s also an easy way to compare other carriers servicing the same nonstop trip.

Filter your results by “Morning” and “Early Morning” to see the earliest flights from CMH to EYW. Jetting off early means flight cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Catch a Southwest Airlines flight from John Glenn Columbus Intl. Airport (CMH) to Key West, and you’ll likely come in to Key West Intl. Airport (EYW). This is the airline’s primary hub in this city.

Changes are typically free within 24 hours of making a booking, but your airline may charge a fee after that time. For further information about modifying your flights, check out your “Trips,” select your flight and click on “Manage Booking.” If you’d like the freedom to make changes without additional charges, tick the “No cancel fee” or “Changes included” filter when organizing your next getaway.