Cheap flights from Phoenix to Key West from $143
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix to Key West departing on 10/24. 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 Phoenix to Key West
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How to get the cheapest flight ticket from Phoenix 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, July is the cheapest month to fly from Phoenix to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $291. If you are unable to visit Key West during the month of July, then departing from Phoenix during the month August is also very affordable. Most momondo users find prices during this month for around $326.
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 Phoenix is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $320. 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 Phoenix to Key West for around $497.
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 Phoenix to Key West in the morning for as low as $418. 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 $439. 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 Phoenix when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $418 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from Phoenix for as low as $326 on momondo.
What is the cheapest airline that flies from Phoenix to Key West?
JetBlue, Allegiant Air, and Delta are the most popular carriers operating from Phoenix 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 Phoenix according to our data. American Airlines is the first choice among our users, with 81% 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 Phoenix to Key West flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Phoenix to Key West
How far is Phoenix to Key West by plane?
The distance between Phoenix and Key West is about 1920.3 mi. 6h 44m is a normal flight duration for this route.
When did momondo last update prices for flights from Phoenix to Key West Airport?
Prices for flights from Phoenix to Key West Airport are updated daily.
How many operators does momondo search for flights from Phoenix to Key West Airport?
As of July 2025, there are 3 operators available to choose from for flights from Phoenix to Key West Airport.
How old do you have to be to fly from Phoenix 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 Phoenix to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The necessary travel and health documents for your Key West Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Phoenix to Key West
Compare and see reviews for airlines that fly from Phoenix to Key West with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $208 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $265 | Free Cancellation | Rating 8.0 7,958 reviews | |||
| PriceFrom $334 | Free Cancellation | Rating 7.4 8,844 reviews |
Traveling to a place near Key West?
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Why should I use momondo to find a flight deal from Phoenix to Key West?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Phoenix to Key West. momondo saves you time and could save you money on your trip.
Can I find flights from Phoenix to Key West with flexible booking policies on momondo?
Yes. All flights to Key West from Phoenix on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Phoenix to Key West?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Key West from Phoenix.
I’m not ready to book a flight from Phoenix to Key West right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Phoenix to Key West flights. All you need is a valid email address and we will do the rest; it is that quick and easy.