$259 Cheap Flights from Springfield (SPI) to Key West (EYW)

View $259 flight on Sat, Sep 13, 2025Opens in a new window

Popular airlines from Springfield, IL (SPI-Abraham Lincoln Capital) to Key West Intl. Airport (EYW)

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Cheap Flights from Springfield to Key West (SPI-EYW)

Prices were available within the past 7 days and start at $259 for one-way flights and $326 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Oct 25 - Wed, Oct 29
SPI
Springfield
EYW
Key West
$326 Roundtrip, found 13 hours ago
$326
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Sat, Oct 25 from Springfield to Key West, returning Wed, Oct 29, priced at $326 found 13 hours ago
American Airlines
Sat, Oct 25 - Wed, Oct 29
SPI
Springfield
EYW
Key West
$352 Roundtrip, found 13 hours ago
$352
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Sat, Oct 25 from Springfield to Key West, returning Wed, Oct 29, priced at $352 found 13 hours ago
American Airlines
Sat, Dec 13 - Wed, Dec 24
SPI
Springfield
EYW
Key West
$358 Roundtrip, found 1 day ago
$358
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Dec 13 from Springfield to Key West, returning Wed, Dec 24, priced at $358 found 1 day ago
American Airlines
Tue, Oct 7 - Tue, Oct 21
SPI
Springfield
EYW
Key West
$363 Roundtrip, found 11 hours ago
$363
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Tue, Oct 7 from Springfield to Key West, returning Tue, Oct 21, priced at $363 found 11 hours ago
American Airlines
Sat, Oct 25 - Wed, Oct 29
SPI
Springfield
EYW
Key West
$377 Roundtrip, found 13 hours ago
$377
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Sat, Oct 25 from Springfield to Key West, returning Wed, Oct 29, priced at $377 found 13 hours ago
American Airlines
Thu, Oct 30 - Tue, Nov 4
SPI
Springfield
EYW
Key West
$386 Roundtrip, found 1 day ago
$386
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Oct 30 from Springfield to Key West, returning Tue, Nov 4, priced at $386 found 1 day ago
American Airlines
Sat, Dec 13 - Tue, Dec 30
SPI
Springfield
EYW
Key West
$396 Roundtrip, found 1 day ago
$396
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Dec 13 from Springfield to Key West, returning Tue, Dec 30, priced at $396 found 1 day ago
American Airlines
Sat, Oct 25 - Wed, Oct 29
SPI
Springfield
EYW
Key West
$401 Roundtrip, found 13 hours ago
$401
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Sat, Oct 25 from Springfield to Key West, returning Wed, Oct 29, priced at $401 found 13 hours ago
American Airlines
Wed, Dec 10 - Mon, Dec 15
SPI
Springfield
EYW
Key West
$403 Roundtrip, found 1 day ago
$403
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Dec 10 from Springfield to Key West, returning Mon, Dec 15, priced at $403 found 1 day ago
American Airlines
Sat, Oct 25 - Sat, Nov 8
SPI
Springfield
EYW
Key West
$406 Roundtrip, found 11 hours ago
$406
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Sat, Oct 25 from Springfield to Key West, returning Sat, Nov 8, priced at $406 found 11 hours ago
American Airlines
Wed, Dec 3 - Wed, Dec 17
SPI
Springfield
EYW
Key West
$422 Roundtrip, found 1 day ago
$422
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Dec 3 from Springfield to Key West, returning Wed, Dec 17, priced at $422 found 1 day ago
American Airlines
Wed, Dec 3 - Tue, Dec 16
SPI
Springfield
EYW
Key West
$427 Roundtrip, found 1 day ago
$427
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Dec 3 from Springfield to Key West, returning Tue, Dec 16, priced at $427 found 1 day ago
American Airlines
Sat, Oct 11 - Tue, Oct 21
SPI
Springfield
EYW
Key West
$432 Roundtrip, found 11 hours ago
$432
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Sat, Oct 11 from Springfield to Key West, returning Tue, Oct 21, priced at $432 found 11 hours ago
Breeze Airways
Wed, Oct 1 - Fri, Oct 17
SPI
Springfield
EYW
Key West
$644 Roundtrip, found 11 hours ago
$644
Roundtrip
found 11 hours ago
Select Breeze Airways flight, departing Wed, Oct 1 from Springfield to Key West, returning Fri, Oct 17, priced at $644 found 11 hours ago

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 $927
EYW
Key West Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $927
Flights from Springfield (SPI) to Key West (EYW)
Origin airport
Abraham Lincoln Capital
Destination airport
Key West Intl.
Airlines serving
American Airlines, Breeze Airways
Roundtrip price
$326
Distance
1152 mi

Springfield to Key West Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Springfield 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 Springfield 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 Springfield to Key West in 2025. You can also book with separate airlines for your outbound and return journeys, from $259 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 Springfield 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 Springfield 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 Abraham Lincoln Capital Airport (SPI) to Key West Intl. Airport (EYW) cost?
Snag a cheap one-way flight from $259 or cheap return flight from $326 from Abraham Lincoln Capital Airport (SPI) to Key West Intl. Airport (EYW) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Abraham Lincoln Capital Airport (SPI) to Key West Intl. Airport (EYW)?
The cheapest month to fly from SPI to EYW is October, when demand is low. Off-peak months are generally when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Abraham Lincoln Capital Airport (SPI) to Key West Intl. Airport (EYW)?
To find the cheapest airline that'll fly you from SPI to EYW, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Abraham Lincoln Capital Airport (SPI) to Key West Intl. Airport (EYW)?
Nonstop flights from Abraham Lincoln Capital Airport (SPI) to Key West Intl. Airport (EYW) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SPI to EYW?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change based on a number of factors, such as the season 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 Abraham Lincoln Capital Airport (SPI) to Key West Intl. Airport (EYW)?
To arrive at Key West Intl. Airport (EYW) without delays, opt for a flight that takes off from Abraham Lincoln Capital Airport (SPI) before 3 PM. The likelihood 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 Abraham Lincoln Capital Airport (SPI) to Key West Intl. Airport (EYW) last-minute?
Last-minute fares from SPI to EYW are generally more expensive. To lock in the best rates, start looking for flights ahead of time. That being said, if you're flexible with your travel dates, it's possible to find a cheap fare right before your trip.
Is it cheaper to book a SPI to EYW flight and hotel package?
Securing a SPI to EYW flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Choose from our extensive range of stays and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Abraham Lincoln Capital Airport (SPI) to Key West Intl. Airport (EYW)?
If you booked your SPI to EYW flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond 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.