Cheap flights from California to Key West from $115
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Key West departing on 6/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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American Airlines flights from California to Key West
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How to get the cheapest flight ticket from California to Key West
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Key West?
In general, January is the cheapest month to fly from California to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $358. If you are unable to visit Key West during the month of January, then departing from California during the month February is also very affordable. Most momondo users find prices during this month for around $438.
What is the cheapest day to depart on your flight to Key West?
On average, the least expensive day to fly to Key West from California is on a Saturday. momondo users have found tickets for Saturday departures for as low as $447. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from California to Key West for around $597.
What is the cheapest time of day to depart on your flight to Key West?
According to our data, the cheapest time of day to fly to Key West is in the morning. momondo users have found flights departing from California to Key West in the morning for as low as $496. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Key West are more costly in the evening, with an average ticket price of $594. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Key West?
You are more likely to see cheaper flights to Key West from California when booking 19 weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $535 when searching 19 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from California for as low as $359 on momondo.
What is the cheapest airline that flies from California to Key West?
American Airlines, Delta, and Allegiant Air are the most popular carriers operating from California to Key West
What airlines fly to Key West?
American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Key West from California according to our data. American Airlines is the first choice among our users, with 76% of people opting to fly with this airline when traveling to Key West. Keep in mind that there are 3 different airlines that fly to Key West on a routine basis, so you have a few additional options to choose from.
Cheap California to Key West flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from California to Key West
When did momondo last update prices for flights from California to Key West Airport?
Prices for flights from California to Key West Airport refresh daily.
How many operators does momondo search for flights from California to Key West Airport?
The number of operators available for flights from California to Key West Airport is 3 as of June 2025.
How old do you have to be to fly from California to Key West Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The travel and health documents required for your trip to Key West Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from California to Key West
Compare and see reviews for airlines that fly from California to Key West with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $250 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $256 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $268 | Free Cancellation | Rating 8.0 7,946 reviews |
Traveling to a place near Key West?
Book flights to Key West if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from California to Key West?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from California to Key West. momondo saves you time and could save you money on your trip.
Can I find flights from California to Key West with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Key West from California with this policy.
How can momondo help me find flights from California to Key West?
Once you have performed a search for California to Key West flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from California to Key West right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of California to Key West flights. All you need is a valid email address and we will do the rest; it is that quick and easy.