$319 Cheap Flights from Monterey (MRY) to Key West (EYW)

View $319 flight on Wed, Dec 31, 2025Opens in a new window

Popular airlines from Monterey Peninsula Airport (MRY) to Key West Intl. Airport (EYW)

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Cheap Flights from Monterey to Key West (MRY-EYW)

Prices were available within the past 7 days and start at $319 for one-way flights and $520 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Dec 31 - Fri, Jan 9
MRY
Monterey
EYW
Key West
$520 Roundtrip, found 16 hours ago
$520
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Wed, Dec 31 from Monterey to Key West, returning Fri, Jan 9, priced at $520 found 16 hours ago
American Airlines
Wed, Dec 31 - Fri, Jan 9
MRY
Monterey
EYW
Key West
$562 Roundtrip, found 16 hours ago
$562
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Wed, Dec 31 from Monterey to Key West, returning Fri, Jan 9, priced at $562 found 16 hours ago
American Airlines
Mon, Dec 15 - Mon, Dec 22
MRY
Monterey
EYW
Key West
$567 Roundtrip, found 5 days ago
$567
Roundtrip
found 5 days ago
Select American Airlines flight, departing Mon, Dec 15 from Monterey to Key West, returning Mon, Dec 22, priced at $567 found 5 days ago
American Airlines
Wed, Dec 31 - Fri, Jan 9
MRY
Monterey
EYW
Key West
$570 Roundtrip, found 16 hours ago
$570
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Wed, Dec 31 from Monterey to Key West, returning Fri, Jan 9, priced at $570 found 16 hours ago
American Airlines
Wed, Dec 31 - Fri, Jan 9
MRY
Monterey
EYW
Key West
$585 Roundtrip, found 16 hours ago
$585
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Wed, Dec 31 from Monterey to Key West, returning Fri, Jan 9, priced at $585 found 16 hours ago
American Airlines
Wed, Dec 31 - Fri, Jan 9
MRY
Monterey
EYW
Key West
$596 Roundtrip, found 16 hours ago
$596
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Wed, Dec 31 from Monterey to Key West, returning Fri, Jan 9, priced at $596 found 16 hours ago
American Airlines
Mon, Dec 15 - Mon, Dec 22
MRY
Monterey
EYW
Key West
$621 Roundtrip, found 5 days ago
$621
Roundtrip
found 5 days ago
Select American Airlines flight, departing Mon, Dec 15 from Monterey to Key West, returning Mon, Dec 22, priced at $621 found 5 days ago
American Airlines
Wed, Dec 31 - Fri, Jan 9
MRY
Monterey
EYW
Key West
$627 Roundtrip, found 16 hours ago
$627
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Wed, Dec 31 from Monterey to Key West, returning Fri, Jan 9, priced at $627 found 16 hours ago
American Airlines
Wed, Dec 31 - Fri, Jan 9
MRY
Monterey
EYW
Key West
$637 Roundtrip, found 16 hours ago
$637
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Wed, Dec 31 from Monterey to Key West, returning Fri, Jan 9, priced at $637 found 16 hours ago
United
Mon, Dec 15 - Mon, Dec 22
MRY
Monterey
EYW
Key West
$856 Roundtrip, found 5 days ago
$856
Roundtrip
found 5 days ago
Select United flight, departing Mon, Dec 15 from Monterey to Key West, returning Mon, Dec 22, priced at $856 found 5 days ago

Frequently asked questions

How much does a flight from Monterey Peninsula Airport (MRY) to Key West Intl. Airport (EYW) cost?
Get a cheap one-way flight from $319 or cheap return flight from $520 from Monterey Peninsula Airport (MRY) 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 Monterey Peninsula Airport (MRY) to Key West Intl. Airport (EYW)?
Planning your trip for December is a good way to save, as it's the cheapest month for flights between MRY and EYW. You'll usually find the lowest prices during off-peak months.
What is the cheapest airline that flies from Monterey Peninsula Airport (MRY) to Key West Intl. Airport (EYW)?
To find the cheapest airline flying from MRY to EYW, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Monterey Peninsula Airport (MRY) to Key West Intl. Airport (EYW)?
Direct flights from Monterey Peninsula Airport (MRY) to Key West Intl. Airport (EYW) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from MRY to EYW?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change depending on a number of factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Monterey Peninsula Airport (MRY) to Key West Intl. Airport (EYW)?
Select a flight from Monterey Peninsula Airport (MRY) to Key West Intl. Airport (EYW) that leaves before 3 PM to reduce the likelihood of delays. Later departures have a 22% higher chance of being canceled, on average.**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 Monterey Peninsula Airport (MRY) to Key West Intl. Airport (EYW) last-minute?
Last-minute fares from MRY to EYW are typically more expensive. For the lowest rates, start looking for flights well in advance. That being said, if you're flexible with your travel plans, it's possible to find a cheap fare just before your departure.
Is it cheaper to book a MRY to EYW flight and hotel package?
You'll typically save money by booking a MRY 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 simple to manage everything in one convenient place. After selecting your preferred flights and accommodations, you can add extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Monterey Peninsula Airport (MRY) to Key West Intl. Airport (EYW)?
Typically, you can cancel or reschedule your MRY to EYW flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you want more information, head to our Customer Service portal.

Travel information

Origin airport
Monterey Peninsula
Destination airport
Key West Intl.
Roundtrip price
$519
Distance
2504 mi

Book with confidence

Monterey to Key West Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Monterey 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 Monterey 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 Monterey to Key West in 2025. You can also book with separate airlines for your outbound and return journeys, from $319 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 Monterey 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 Monterey 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.

 

Monterey to Key West Flights

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*Available to One Key members.