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$374+ Cheap flights from Peoria, IL to Key West (PIA - EYW)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — EYW
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Peoria to Key West

Discover tips and strategies to find the most affordable flight options for your journey from Peoria (PIA) to Key West (EYW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 29, 2025.

Round-trip from

$374
(American Airlines)

Popular in

March

Cheapest in

August

Average price

$592
From Greater Peoria to Key West
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($99 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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Find flight deals from Peoria to Key West

Cheapest flights from Peoria to Key West
Explore the most affordable flight options available from Peoria to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This American Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/277:00 amPIA - EYW
2 stops11h 07mAmerican Airlines
Wed 9/33:45 pmEYW - PIA
1 stop8h 22mAmerican Airlines
Deal found 7/27$374
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/35:18 pmPIA - EYW
2 stops19h 51mUnited Airlines
Thu 11/134:00 pmEYW - PIA
1 stop6h 31mUnited Airlines
Deal found 7/27$458

Cheapflights Fare Finder

 
Customize your flight search to find flights from Peoria to Key West that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Peoria to Key West that are best for you.

Fly from

Peoria

Fly to

Key West

Route

Depart

Return

Price

PeoriaKey West

PIA - EYW

PIAEYW

Greater Peoria

Wed 8/27

7:00 am-7:07 pm

2 stops11h 07m

Key West

Wed 9/3

3:45 pm-11:07 pm

1 stop8h 22m

$374

PeoriaKey West

PIA - EYW

PIAEYW

Greater Peoria

Mon 11/3

5:18 pm-2:09 pm

2 stops19h 51m

Key West

Thu 11/13

4:00 pm-9:31 pm

1 stop6h 31m

$458

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Peoria to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West from Peoria with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Peoria to Key West

What is the cheapest month to book a flight from Peoria, Illinois to Key West?

Currently, August is the cheapest month in which you can book a flight from Peoria, Illinois to Key West (average of $328). Flying from Peoria, Illinois to Key West in March is currently the most expensive (average of $492). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Key West

Get insights into the airlines that provide service to Key West. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Key West. Reviews last updated July 29, 2025.
Read reviews from past customers who have flown United Airlines and American Airlines from Peoria to Key West. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,896 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,896 reviews
United Airlines
7.4
Good
8,896 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,896 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Peoria to Key West. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Peoria, Illinois to Key West round-trip?

    Flying on American Airlines is currently your cheapest option to Key West, with prices starting at $374. Another option worth looking into is United Airlines, starting at $458 round trip. These flights start at 38% lower than the current average price 3 months from now.

  • Can I find deals for flights from Peoria to Key West that include hotel bookings?

    Yes. In addition to deals on Peoria to Key West flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Peoria to Key West?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Peoria to Key West.

  • Can I find deals for business class flights from Peoria to Key West?

    Yes. Cheapflights offers flight deals from Peoria to Key West by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Peoria, Illinois to Key West?

    Currently, August is the cheapest month in which you can book a flight from Peoria, Illinois to Key West (average of $328). Flying from Peoria, Illinois to Key West in March is currently the most expensive (average of $492). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top airline flying from Peoria to Key West

Discover the top airline that operate flights from Peoria to Key West. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$374Average$542FlexibilityNo cancel feeOn-time71%

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