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Key Largo

$175+ Cheap flights from Peoria, IL (PIA) to Key Largo, FL

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — MIA
Feb 11 — Feb 181
Wed 2/11
Wed 2/18
1 adult, Economy
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Cheap flight deals from Peoria to Key Largo

Keep the following information in mind while searching for Peoria to Key Largo flight deals. Data was last updated January 12, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$279
(American Airlines)

One-way from

$175
(Kiwi.com)

Popular in

March

Cheapest in

August

Average price

$588
Provider with most accurate pricing for Greater Peoria-Miami flight deals.
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Provider most trusted by Cheapflights users for Greater Peoria-Miami flights.
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From Greater Peoria to Key Largo
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One-way flight from Greater Peoria to Key Largo
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Highest demand for flights based on searches. 7% potential increase in price ($43 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Peoria to Key Largo

Cheapest flights from Peoria to Key Largo
Explore the most affordable flight options available from Peoria to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 12, 2026.

This American Airlines deal was found by Cheapflights users on 1/11. 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.
Fri 2/63:55 pm
PIA
-
MIA
1 stop8h 03m
American Airlines
Sun 2/85:15 am
MIA
-
PIA
1 stop6h 24m
American Airlines
Deal found 1/11$279
This United Airlines deal was found by Cheapflights users on 1/12. 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.
Wed 2/116:30 am
PIA
-
MIA
2 stops10h 55m
United Airlines
Wed 2/189:00 am
MIA
-
PIA
1 stop6h 10m
United Airlines
Deal found 1/12$284
This United Airlines deal was found by Cheapflights users on 1/12. 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.
Tue 3/101:25 pm
PIA
-
MIA
2 stops8h 41m
United Airlines
Tue 3/176:00 am
MIA
-
PIA
2 stops8h 45m
United Airlines
Deal found 1/12$290
This American Airlines deal was found by Cheapflights users on 1/12. 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.
Sat 2/212:50 pm
PIA
-
MIA
1 stop5h 54m
American Airlines
Fri 2/279:55 am
MIA
-
PIA
1 stop7h 57m
American Airlines
Deal found 1/12$320
This American Airlines deal was found by Cheapflights users on 1/11. 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.
Thu 1/2911:15 am
PIA
-
MIA
1 stop7h 00m
American Airlines
Mon 2/23:35 pm
MIA
-
PIA
1 stop7h 46m
American Airlines
Deal found 1/11$335
This United Airlines deal was found by Cheapflights users on 1/12. 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.
Sat 2/1410:46 am
PIA
-
MIA
2 stops10h 13m
United Airlines
Wed 2/189:00 am
MIA
-
PIA
1 stop6h 10m
United Airlines
Deal found 1/12$344
This United Airlines deal was found by Cheapflights users on 1/11. 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 9/218:10 am
PIA
-
MIA
1 stop5h 45m
United Airlines
Mon 9/284:17 pm
MIA
-
PIA
1 stop6h 44m
United Airlines
Deal found 1/11$349
This United Airlines deal was found by Cheapflights users on 1/12. 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.
Wed 4/2210:40 am
PIA
-
MIA
2 stops10h 48m
United Airlines
Sat 4/258:55 am
MIA
-
PIA
1 stop6h 12m
United Airlines
Deal found 1/12$351
This American Airlines deal was found by Cheapflights users on 1/10. 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.
Thu 1/223:55 pm
PIA
-
MIA
1 stop8h 03m
American Airlines
Sun 1/255:15 am
MIA
-
PIA
1 stop6h 24m
American Airlines
Deal found 1/10$354
This American Airlines deal was found by Cheapflights users on 1/11. 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.
Mon 2/93:55 pm
PIA
-
MIA
1 stop8h 03m
American Airlines
Wed 2/183:53 pm
MIA
-
PIA
1 stop8h 32m
American Airlines
Deal found 1/11$359
This American Airlines deal was found by Cheapflights users on 1/12. 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.
Fri 4/171:30 pm
PIA
-
MIA
1 stop7h 11m
American Airlines
Thu 4/305:30 pm
MIA
-
PIA
1 stop7h 22m
American Airlines
Deal found 1/12$360

Cheapflights Fare Finder

 
Customize your flight search to find flights from Peoria to Key Largo 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 January 12, 2026.
Use the filters below to find and compare flights from Peoria to Key Largo that are best for you.

Fly from

Peoria

Fly to

Key Largo

Route

Depart

Return

Price

PeoriaMiami

PIA - MIA

PIAMIA

Greater Peoria

Wed 2/11

6:30 am-6:25 pm

2 stops10h 55m

Miami

Wed 2/18

9:00 am-2:10 pm

1 stop6h 10m

$284

PeoriaMiami

PIA - MIA

PIAMIA

Greater Peoria

Sat 2/14

10:46 am-9:59 pm

2 stops10h 13m

Miami

Wed 2/18

9:00 am-2:10 pm

1 stop6h 10m

$344

PeoriaMiami

PIA - MIA

PIAMIA

Greater Peoria

Wed 4/22

2:50 pm-10:45 pm

1 stop6h 55m

Miami

Wed 4/29

4:15 pm-9:08 pm

1 stop5h 53m

$359

PeoriaMiami

PIA - MIA

PIAMIA

Greater Peoria

Thu 2/26

10:01 am-4:19 pm

1 stop5h 18m

Miami

Thu 3/5

5:30 pm-11:56 pm

1 stop7h 26m

$360

PeoriaMiami

PIA - MIA

PIAMIA

Greater Peoria

Sat 2/14

5:23 pm-12:59 am

1 stop6h 36m

Miami

Wed 2/18

11:10 am-6:25 pm

2 stops8h 15m

$364

PeoriaMiami

PIA - MIA

PIAMIA

Greater Peoria

Tue 2/10

7:39 am-5:41 pm

2 stops9h 02m

Miami

Thu 2/19

6:55 pm-11:25 pm

1 stop5h 30m

$364

PeoriaMiami

PIA - MIA

PIAMIA

Greater Peoria

Wed 1/28

10:45 am-5:15 pm

1 stop5h 30m

Miami

Wed 2/4

12:18 pm-4:43 pm

1 stop5h 25m

$374

PeoriaMiami

PIA - MIA

PIAMIA

Greater Peoria

Tue 1/27

6:30 am-3:05 pm

1 stop7h 35m

Miami

Sat 1/31

6:00 am-2:23 pm

2 stops9h 23m

$394

PeoriaMiami

PIA - MIA

PIAMIA

Greater Peoria

Mon 2/9

6:30 am-8:29 pm

2 stops12h 59m

Miami

Sat 2/14

9:00 am-2:10 pm

1 stop6h 10m

$405

PeoriaMiami

PIA - MIA

PIAMIA

Greater Peoria

Mon 3/9

8:35 pm-3:37 pm

2 stops18h 02m

$175

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/11

Showing 1-10 of 17 results
1
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Best time to book a flight from Peoria to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo 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 Largo

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

Currently, April is the cheapest month in which you can book a flight from Peoria, Illinois to Key Largo (average of $111). Flying from Peoria, Illinois to Key Largo in July is currently the most expensive (average of $281). 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 Largo

Get insights into the airlines that provide service to Key Largo. 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 Largo. Reviews last updated January 12, 2026.
See what other customers who have flown with United Airlines and American Airlines from Peoria to Key Largo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,149 reviews

Overall

7.4

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,149 reviews
United Airlines
7.4
Good
9,149 reviews

Overall

7.4

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,114 reviews
United Airlines
7.4
Good
9,149 reviews

Overall

7.4

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

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

  • What airport do you fly from for flights from Peoria to Key Largo?

    Greater Peoria (PIA), located 6.0 mi from the city center, is the airport you fly out of when you book flights from Peoria to Key Largo. 3 airlines have flights from Greater Peoria to Key Largo on a regular basis. Booking flights from Greater Peoria to Key Largo should not be difficult; the airport handles an average of 0 outbound flights to Key Largo per day.

  • How long is the flight from Peoria, Illinois to Key Largo?

    For as low as $360, United Airlines can have you in Key Largo from Peoria, Illinois in 5h 18m. Airlines will cover a distance of 1159 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Peoria to Key Largo 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 Largo?

    Currently, April is the cheapest month in which you can book a flight from Peoria, Illinois to Key Largo (average of $111). Flying from Peoria, Illinois to Key Largo in July is currently the most expensive (average of $281). 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.

See more FAQs

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Top 3 airlines flying from Peoria to Key Largo

Discover the top 3 airlines that operate flights from Peoria to Key Largo. 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 January 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$111Average$165FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$258Average$529FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$258Average$443FlexibilityNo cancel feeOn-time71%

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