$103 Find Cheap Flights from Houston to Key West - Compare and Save

Among airlines operating Houston to Key West flights:

• United Airlines: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Flights from Houston to Key West may depart from several airports in Houston area, including Houston Hobby (HOU) and Houston George Bush Intcntl (IAH). Flights usually arrive at Key West (EYW).

Here are some options for this route, based on selected ticket types and cabin classes:

• United Airlines: a cabin bag in Economy Class class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Two cabin classes are available on flights from Houston to Key West:

• Economy Class
• First Class

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $296 round-trip via Charlotte Douglas (CLT), compared to $353 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$40 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

One-stop flights from Houston to Key West most commonly connect through:

• Miami (MIA) - 54% of one-stop connections
• Atlanta Hartsfield-Jackson (ATL) - 34% of one-stop connections
• Dallas/Fort Worth (DFW) - 7% of one-stop connections
• Fort Lauderdale (FLL) - 3% of one-stop connections

Miami (MIA) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 45% on the Houston to Key West route. Wednesday is the cheapest departure day at $342 round-trip on average, while Thursday is the most expensive at $612, a difference of $270. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Some of the most popular sights in Key West are Duval Street, Key West Historic District and Mallory Square. These are among the most viewed places in Key West on KAYAK.

Last-minute fares on this route - booked within 2 weeks of departure - run 46% above the route average of $396. Book 15 weeks before departure for the lowest fares.

A nonstop flight from Houston to Key West takes 0h 00m, covering 909 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $241 to $1,926. That means the highest observed fare was about 8x higher than the lowest one.

One-way fares from Houston to Key West are currently in line with typical prices for this route. Average one-way fares are about $275.

Flying via Miami (MIA) gives the shortest average 1-stop total travel time at 5h 04m, compared with 5h 29m via Dallas/Fort Worth (DFW) and 5h 50m via Atlanta Hartsfield-Jackson (ATL).

Key West is 1 hour ahead of Houston (Eastern Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

Key West Airport (EYW) hosts 5 major car rental companies, with daily rates starting from around $29 for economy cars. Top options include:
• Dollar
• Hertz
• Budget
• Enterprise Rent-A-Car
• Alamo

Round-trip flights from Houston to Key West range from $319 to $551, with an average of $396 over the past 12 months. Anything below $319 counts as a good deal.