$188 Cheap Flights from Portland (PDX) to Key West (EYW)

View $188 flight on Wed, Feb 18, 2026Opens in a new window

Popular airlines from Portland International Airport (PDX) to Key West Intl. Airport (EYW)

Cheap Flights from Portland to Key West (PDX-EYW)

Prices were available within the past 7 days and start at $188 for one-way flights and $337 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, May 24 - Sat, May 30
PDX
Portland
EYW
Key West
$337 Roundtrip, found 10 hours ago
$337
Roundtrip
found 10 hours ago
Select United flight, departing Sun, May 24 from Portland to Key West, returning Sat, May 30, priced at $337 found 10 hours ago
United
Mon, Jan 26 - Mon, Feb 2
PDX
Portland
EYW
Key West
$384 Roundtrip, found 4 days ago
$384
Roundtrip
found 4 days ago
Select United flight, departing Mon, Jan 26 from Portland to Key West, returning Mon, Feb 2, priced at $384 found 4 days ago
Delta
Tue, Nov 11 - Wed, Nov 19
PDX
Portland
EYW
Key West
$388 Roundtrip, just found
$388
Roundtrip
just found
Select Delta flight, departing Tue, Nov 11 from Portland to Key West, returning Wed, Nov 19, priced at $388 just found
Delta
Tue, Jan 20 - Sat, Jan 24
PDX
Portland
EYW
Key West
$388 Roundtrip, found 1 day ago
$388
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Jan 20 from Portland to Key West, returning Sat, Jan 24, priced at $388 found 1 day ago
American Airlines
Wed, Dec 31 - Wed, Jan 7
PDX
Portland
EYW
Key West
$389 Roundtrip, found 1 hour ago
$389
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Dec 31 from Portland to Key West, returning Wed, Jan 7, priced at $389 found 1 hour ago
American Airlines
Wed, Dec 31 - Wed, Jan 7
PDX
Portland
EYW
Key West
$392 Roundtrip, found 1 hour ago
$392
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Dec 31 from Portland to Key West, returning Wed, Jan 7, priced at $392 found 1 hour ago
Delta
Sun, Nov 9 - Tue, Nov 18
PDX
Portland
EYW
Key West
$393 Roundtrip, just found
$393
Roundtrip
just found
Select Delta flight, departing Sun, Nov 9 from Portland to Key West, returning Tue, Nov 18, priced at $393 just found
Delta
Sat, Nov 8 - Wed, Nov 19
PDX
Portland
EYW
Key West
$394 Roundtrip, just found
$394
Roundtrip
just found
Select Delta flight, departing Sat, Nov 8 from Portland to Key West, returning Wed, Nov 19, priced at $394 just found
Delta
Tue, Oct 28 - Wed, Nov 5
PDX
Portland
EYW
Key West
$397 Roundtrip, found 10 hours ago
$397
Roundtrip
found 10 hours ago
Select Delta flight, departing Tue, Oct 28 from Portland to Key West, returning Wed, Nov 5, priced at $397 found 10 hours ago
Alaska Airlines
Wed, Dec 31 - Wed, Jan 7
PDX
Portland
EYW
Key West
$673 Roundtrip, found 1 hour ago
$673
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Wed, Dec 31 from Portland to Key West, returning Wed, Jan 7, priced at $673 found 1 hour ago

Find the cheapest month to fly from Portland (PDX) to Key West (EYW)

September is typically the cheapest month to fly

From $278 - $795 per traveler.

Alternative airports near Key West

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Key West Intl. EYW. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $696
EYW
Key West Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $696

Frequently asked questions

How much does a flight from Portland Intl. Airport (PDX) to Key West Intl. Airport (EYW) cost?
Grab a cheap one-way flight from $188 or cheap return flight from $337 from Portland Intl. Airport (PDX) to Key West Intl. Airport (EYW) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Portland Intl. Airport (PDX) to Key West Intl. Airport (EYW)?
May is the least expensive month to fly from PDX to EYW. Planning your trip for the off-season is often the key to finding better deals on flights.
What is the cheapest airline that flies from Portland Intl. Airport (PDX) to Key West Intl. Airport (EYW)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest PDX to EYW flight.
How many flights per day from Portland Intl. Airport (PDX) to Key West Intl. Airport (EYW)?
There are no daily direct flights available from Portland Intl. Airport (PDX) to Key West Intl. Airport (EYW). But you can book flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way in no time at all.
What day of the week has the most flights from PDX to EYW?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary based on a number of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Portland Intl. Airport (PDX) to Key West Intl. Airport (EYW)?
To avoid possible delays on the Portland Intl. Airport (PDX) to Key West Intl. Airport (EYW) route, aim to travel before 3 PM. Departures after this hour have a 22% higher chance of being canceled.**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 Portland Intl. Airport (PDX) to Key West Intl. Airport (EYW) last-minute?
Waiting until just before your trip to book a flight from PDX to EYW generally means paying more. While you may find some last-minute deals, they aren't always guaranteed. Be flexible with your travel plans for the best chance of snagging a bargain.
Is it cheaper to book a PDX to EYW flight and hotel package?
You'll generally save money by securing a PDX to EYW flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've chosen your ideal accommodations and flights, consider adding extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Portland Intl. Airport (PDX) to Key West Intl. Airport (EYW)?
In most cases, you're able to reschedule or cancel your PDX to EYW flight. However, additional fees may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you'd like more details, go to our Customer Service portal.

Travel information

Travel information

Origin airport
Portland Intl.
Destination airport
Key West Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$336
Distance
2686 mi

Book with confidence

Book with confidence

Portland to Key West Flights

The cheapest times to fly from Portland 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 Portland to Key West are during the month of May. You can find some of the cheapest flights from Portland to Key West with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Portland 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 Portland 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 Portland to Key West in 2025. You can also book with separate airlines for your outbound and return journeys, from $188 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 Portland 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 Portland 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.

 

Portland to Key West Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.