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$45+ Cheap flights from Clearwater, FL to Illinois

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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
MCO — ORD
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
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Cheap flight deals from Clearwater to Illinois

Keep the following information in mind while searching for Clearwater to Illinois flight deals. Data was last updated febrero 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$79
(Cheapflightsfares)

One-way from

$45
(Trip.com)

Popular in

October

Cheapest in

September

Average price

$163
Provider with most accurate pricing for Tampa-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Tampa-Chicago (CHI) flights.
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From Clearwater to Illinois
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One-way flight from Clearwater to Illinois
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Highest demand for flights based on searches. 1% potential increase in price ($1 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Clearwater to Illinois

Cheapest flights from Clearwater to Illinois
Explore the most affordable flight options available from Clearwater to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 20, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 2/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/2511:13 amTPA - ORD
Nonstop3h 07mFrontier
mié. 2/267:25 amORD - TPA
Nonstop2h 48mFrontier
Deal found 2/19$79
This Cheapflightsfares deal was found by Cheapflights users on 2/18. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/179:51 amTPA - MDW
Nonstop2h 52mFrontier
dom. 4/205:15 amMDW - TPA
Nonstop2h 41mFrontier
Deal found 2/18$81
This Cheapflightsfares deal was found by Cheapflights users on 2/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/127:20 amTPA - ORD
Nonstop3h 08mSpirit Airlines
mié. 3/197:45 pmORD - TPA
1 stop10h 25mSpirit Airlines
Deal found 2/19$81
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 3/239:32 pmTPA - ORD
Nonstop3h 05mMultiple Airlines
lun. 3/315:01 amORD - TPA
Nonstop2h 48mMultiple Airlines
Deal found 2/19$88
This Frontier deal was found by Cheapflights users on 2/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/89:46 pmTPA - STL
1 stop12h 23mFrontier
vie. 5/96:53 pmSTL - TPA
1 stop9h 41mFrontier
Deal found 2/18$120
This Booking.com deal was found by Cheapflights users on 2/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/1510:27 pmTPA - STL
1 stop11h 39mMultiple Airlines
dom. 4/276:11 pmSTL - TPA
1 stop4h 24mMultiple Airlines
Deal found 2/20$164
This FlightHub deal was found by Cheapflights users on 2/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/910:00 pmTPA - STL
1 stop20h 16mSpirit Airlines
dom. 4/136:11 pmSTL - TPA
1 stop11h 46mSpirit Airlines
Deal found 2/19$177
This Southwest deal was found by Cheapflights users on 2/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/267:05 amTPA - MDW
Nonstop2h 50mSouthwest
mar. 4/83:45 pmMDW - TPA
Nonstop2h 35mSouthwest
Deal found 2/20$193
This American Airlines deal was found by Cheapflights users on 2/19. 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.
mar. 3/183:41 pmTPA - MLI
1 stop7h 12mAmerican Airlines
mié. 4/25:05 amMLI - TPA
1 stop4h 50mAmerican Airlines
Deal found 2/19$199
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/306:00 amTPA - MDW
1 stop4h 07mDelta
mié. 4/303:02 pmMDW - TPA
1 stop4h 47mDelta
Deal found 2/20$209
This American Airlines deal was found by Cheapflights users on 2/18. 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.
jue. 3/205:11 pmTPA - PIA
1 stop5h 44mAmerican Airlines
mar. 3/254:23 pmPIA - TPA
1 stop6h 47mAmerican Airlines
Deal found 2/18$229
This United Airlines deal was found by Cheapflights users on 2/20. 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.
vie. 4/189:45 amTPA - PIA
1 stop5h 12mUnited Airlines
mar. 4/222:32 pmPIA - TPA
1 stop6h 21mUnited Airlines
Deal found 2/20$260

Find flights from Clearwater to Illinois within your budget

Customize your flight search to find flights from Clearwater to Illinois 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 febrero 20, 2025.

Fly from

Clearwater

Fly to

Illinois

Route

Depart

Return

Price

TampaChicago

TPA - ORD

TPAORD

Tampa

mié. 3/5

7:20 am-9:28 am

Nonstop3h 08m

Chicago O'Hare Intl

mié. 3/12

12:02 pm-3:50 pm

Nonstop2h 48m

$79

TampaChicago

TPA - MDW

TPAMDW

Tampa

jue. 4/17

9:51 am-11:43 am

Nonstop2h 52m

Chicago Midway

dom. 4/20

5:15 am-8:56 am

Nonstop2h 41m

$81

TampaChicago

TPA - ORD

TPAORD

Tampa

mié. 3/12

7:20 am-9:28 am

Nonstop3h 08m

Chicago O'Hare Intl

mié. 3/19

7:45 pm-7:10 am

1 stop10h 25m

$81

TampaChicago

TPA - ORD

TPAORD

Tampa

jue. 3/20

1:03 pm-3:10 pm

Nonstop3h 07m

Chicago O'Hare Intl

lun. 3/31

5:01 am-8:49 am

Nonstop2h 48m

$82

TampaSt. Louis

TPA - STL

TPASTL

Tampa

jue. 5/8

9:46 pm-9:09 am

1 stop12h 23m

Lambert-St Louis

vie. 5/9

6:53 pm-5:34 am

1 stop9h 41m

$120

TampaSt. Louis

TPA - STL

TPASTL

Tampa

mar. 4/15

10:27 pm-9:06 am

1 stop11h 39m

Lambert-St Louis

dom. 4/27

6:11 pm-11:35 pm

1 stop4h 24m

$164

TampaSt. Louis

TPA - STL

TPASTL

Tampa

mié. 4/9

10:00 pm-5:16 pm

1 stop20h 16m

Lambert-St Louis

dom. 4/13

6:11 pm-6:57 am

1 stop11h 46m

$177

TampaChicago

TPA - MDW

TPAMDW

Tampa

mié. 3/26

7:05 am-8:55 am

Nonstop2h 50m

Chicago Midway

mar. 4/8

3:45 pm-7:20 pm

Nonstop2h 35m

$193

TampaMoline

TPA - MLI

TPAMLI

Tampa

mar. 3/18

3:41 pm-9:53 pm

1 stop7h 12m

Moline Quad-City

mié. 4/2

5:05 am-10:55 am

1 stop4h 50m

$199

TampaChicago

TPA - MDW

TPAMDW

Tampa

mié. 4/30

6:00 am-9:07 am

1 stop4h 07m

Chicago Midway

mié. 4/30

3:02 pm-8:49 pm

1 stop4h 47m

$209

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 57 results
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Best time to book a flight from Clearwater to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Clearwater 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.

Travel insights for flights from Clearwater to Illinois

Get recent, data-driven insights about flights from Clearwater to Illinois including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Clearwater to Illinois?

Currently, August is the cheapest month in which you can book a flight from Clearwater to Illinois (average of $245). Flying from Clearwater to Illinois in March is currently the most expensive (average of $321). 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.

What is the cheapest time of day to fly from CL9 to IL?

Find hourly flight availability from Clearwater to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated febrero 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Clearwater to Illinois as you normally would.

Weekly flight availability from Clearwater to Illinois

Explore weekly flight availability from Clearwater to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated febrero 20, 2025.

The most flights from CL9 to USIL are scheduled on a Monday (56 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (41 on average).

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated febrero 20, 2025.
Read through reviews of airlines operating flights from Clearwater to Illinois, such as Southwest, Breeze Airways and Alaska Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.1

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.1

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Breeze Airways
8.1
Very good
150 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.1

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.1

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.1

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

JetBlue
7.4
Good
3,070 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.1

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Clearwater to Illinois. 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 to fly from Clearwater to Illinois one-way?

    $45 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and Southwest, with prices starting from $45 and $95, respectively.

  • What are the most popular routes from Clearwater to Illinois?

    When deciding which route to take from Clearwater to Illinois consider Tampa - Chicago O'Hare Intl, Tampa - Chicago Midway or Tampa - Lambert-St Louis as they are the most popular.

  • What are the most reliable airlines from Clearwater to Illinois?

    Consider Austrian Airlines (97%), Japan Airlines (95%) or Brussels Airlines (95%) when booking your flight. These represent the most reliable airlines when flying from Clearwater to Illinois.

  • What are the cheapest flights from Clearwater to Illinois?

    The cheapest flight price from Clearwater to Illinois is $51. On average you can expect to pay $967. The most popular route, (Tampa - Chicago O'Hare Intl), can usually be booked for $61.

  • Can I find deals for flights from Clearwater to Illinois that include hotel bookings?

    Yes. In addition to deals on Clearwater to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Clearwater to Illinois?

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

  • Can I find deals for business class flights from Clearwater to Illinois?

    Yes. Cheapflights offers flight deals from Clearwater to Illinois 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 Clearwater to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Clearwater to Illinois (average of $245). Flying from Clearwater to Illinois in March is currently the most expensive (average of $321). 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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Alternative routes for Clearwater to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Clearwater to Illinois

Discover the top 8 airlines that operate flights from Clearwater to Illinois. 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 febrero 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$35Average$145FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$58Average$138FlexibilityNo cancel feeOn-time65%
Breeze AirwaysCheapest$70Average$125FlexibilityNo cancel feeOn-timeN/A
Allegiant AirCheapest$92Average$193FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$138Average$405FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$149Average$340FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$155Average$363FlexibilityNo cancel feeOn-time63%
DeltaCheapest$196Average$471FlexibilityNo cancel feeOn-timeN/A
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