$131 Cheap Flights from Pasco (PSC) to Key West (EYW)

View $131 flight on Tue, Sep 23, 2025Opens in a new window

Popular airlines from Tri-Cities Airport (PSC) to Key West Intl. Airport (EYW)

Cheap Flights from Pasco to Key West (PSC-EYW)

Prices were available within the past 7 days and start at $131 for one-way flights and $261 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Sep 13 - Wed, Oct 1
PSC
Pasco
EYW
Key West
$261 Roundtrip, found 3 days ago
$261
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Sep 13 from Pasco to Key West, returning Wed, Oct 1, priced at $261 found 3 days ago
Delta
Tue, Sep 23 - Tue, Oct 7
PSC
Pasco
EYW
Key West
$290 Roundtrip, found 3 days ago
$290
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Sep 23 from Pasco to Key West, returning Tue, Oct 7, priced at $290 found 3 days ago
Delta
Sat, Sep 13 - Thu, Oct 2
PSC
Pasco
EYW
Key West
$315 Roundtrip, found 3 days ago
$315
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Sep 13 from Pasco to Key West, returning Thu, Oct 2, priced at $315 found 3 days ago
Delta
Sun, Sep 21 - Tue, Oct 7
PSC
Pasco
EYW
Key West
$319 Roundtrip, found 3 days ago
$319
Roundtrip
found 3 days ago
Select Delta flight, departing Sun, Sep 21 from Pasco to Key West, returning Tue, Oct 7, priced at $319 found 3 days ago
Delta
Tue, Sep 2 - Sat, Sep 13
PSC
Pasco
EYW
Key West
$333 Roundtrip, found 3 days ago
$333
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Sep 2 from Pasco to Key West, returning Sat, Sep 13, priced at $333 found 3 days ago
Delta
Tue, Sep 23 - Wed, Oct 8
PSC
Pasco
EYW
Key West
$343 Roundtrip, found 3 days ago
$343
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Sep 23 from Pasco to Key West, returning Wed, Oct 8, priced at $343 found 3 days ago
Delta
Mon, Aug 25 - Thu, Sep 11
PSC
Pasco
EYW
Key West
$344 Roundtrip, found 3 days ago
$344
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Aug 25 from Pasco to Key West, returning Thu, Sep 11, priced at $344 found 3 days ago
American Airlines
Wed, Aug 27 - Thu, Sep 11
PSC
Pasco
EYW
Key West
$390 Roundtrip, found 3 days ago
$390
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Aug 27 from Pasco to Key West, returning Thu, Sep 11, priced at $390 found 3 days ago
United
Wed, Jan 7 - Tue, Jan 13
PSC
Pasco
EYW
Key West
$596 Roundtrip, found 18 hours ago
$596
Roundtrip
found 18 hours ago
Select United flight, departing Wed, Jan 7 from Pasco to Key West, returning Tue, Jan 13, priced at $596 found 18 hours ago
Alaska Airlines
Tue, Jan 6 - Thu, Jan 15
PSC
Pasco
EYW
Key West
$729 Roundtrip, found 18 hours ago
$729
Roundtrip
found 18 hours ago
Select Alaska Airlines flight, departing Tue, Jan 6 from Pasco to Key West, returning Thu, Jan 15, priced at $729 found 18 hours ago
Flights from Pasco (PSC) to Key West (EYW)
Origin airport
Tri-Cities
Destination airport
Key West Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$261
Distance
2546 mi

Pasco to Key West Flights

The cheapest times to fly from Pasco to Key West

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Pasco to Key West are during the month of September. You can find some of the cheapest flights from Pasco to Key West with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Pasco to Key West

Sunday is one of the best days to book for cheap flights from Pasco to Key West: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Pasco to Key West

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Pasco to Key West in 2025. You can also book with separate airlines for your outbound and return journeys, from $131 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Pasco to Key West flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Pasco to Key West airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Tri-Cities Airport (PSC) to Key West Intl. Airport (EYW) cost?
Discover the latest flight deals from PSC to EYW by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from PSC to EYW?
The cheapest flights from PSC to EYW are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from PSC to EYW?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from PSC to EYW. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Tri-Cities Airport (PSC) to Key West Intl. Airport (EYW)?
You'll have to catch a flight with a layover when traveling from Tri-Cities Airport (PSC) to Key West Intl. Airport (EYW). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from PSC to EYW?
Typically you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* However, this can change based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Tri-Cities Airport (PSC) to Key West Intl. Airport (EYW)?
To arrive at Key West Intl. Airport (EYW) on schedule, book a flight that leaves Tri-Cities Airport (PSC) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Tri-Cities Airport (PSC) to Key West Intl. Airport (EYW) last-minute?
Last-minute bookings from PSC to EYW are generally more expensive. To secure the lowest prices, start looking for flights as early as possible. That being said, if your travel plans are flexible, it's possible to find a cheap ticket just before your departure.
Is it cheaper to book a PSC to EYW flight and hotel package?
You'll generally save money by booking a PSC to EYW flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After choosing your ideal accommodations and flights, consider adding extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Tri-Cities Airport (PSC) to Key West Intl. Airport (EYW)?
If you reserved your PSC to EYW flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

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*Available to One Key members.