HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Siesta Key

$88+ Cheap flights from Chicago (CHI) to Siesta Key, 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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — TPA
Apr 30 — May 71
Wed 4/30
Wed 5/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chicago to Siesta Key with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Chicago to Siesta Key are usually found in January or August, booked 59 days in advance, depart on a Monday or Wednesday and return on a Friday

Cheap flight deals from Chicago to Siesta Key

Keep the following information in mind while searching for Chicago to Siesta Key flight deals. Data was last updated April 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$197
(Mytrip)

One-way from

$88
(Mytrip)

Popular in

November

Cheapest in

January

Average price

$338
Provider with most accurate pricing for Chicago (CHI)-Sarasota Bradenton Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Sarasota Bradenton Intl flights.
Search Deals
From Chicago (CHI) to Siesta Key
Search Deals
One-way flight from Chicago (CHI) to Siesta Key
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($79 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Chicago to Siesta Key

Cheapest flights from Chicago to Siesta Key
Explore the most affordable flight options available from Chicago to Siesta Key. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

This Mytrip deal was found by Cheapflights users on 4/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/25:20 pmORD - SRQ
1 stop5h 13mMultiple Airlines
Fri 6/66:01 amSRQ - ORD
1 stop11h 24mMultiple Airlines
Deal found 4/25$197
This Mytrip deal was found by Cheapflights users on 4/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/23:16 pmMDW - SRQ
2 stops21h 38mAllegiant Air
Fri 6/69:07 amSRQ - MDW
1 stop5h 56mAllegiant Air
Deal found 4/24$259
This Southwest deal was found by Cheapflights users on 4/24. 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.
Wed 5/2110:10 amMDW - SRQ
1 stop5h 35mSouthwest
Sat 5/246:05 pmSRQ - MDW
Nonstop2h 45mSouthwest
Deal found 4/24$279
This Delta deal was found by Cheapflights users on 4/24. 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.
Wed 5/215:30 amORD - SRQ
1 stop5h 02mDelta
Sun 5/257:51 pmSRQ - ORD
1 stop5h 07mDelta
Deal found 4/24$289
This Delta deal was found by Cheapflights users on 4/24. 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.
Wed 5/216:00 amMDW - SRQ
1 stop4h 32mDelta
Mon 5/266:00 amSRQ - MDW
1 stop6h 53mDelta
Deal found 4/24$306
This Southwest deal was found by Cheapflights users on 4/23. 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.
Wed 6/116:00 amORD - SRQ
2 stops11h 10mSouthwest
Wed 6/187:10 amSRQ - ORD
1 stop5h 40mSouthwest
Deal found 4/23$311
This American Airlines deal was found by Cheapflights users on 4/25. 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 6/26:00 amORD - SRQ
1 stop5h 49mAmerican Airlines
Mon 6/97:57 pmSRQ - ORD
1 stop5h 00mAmerican Airlines
Deal found 4/25$325
This United Airlines deal was found by Cheapflights users on 4/24. 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 5/2011:10 amORD - SRQ
Nonstop2h 56mUnited Airlines
Sun 5/254:12 pmSRQ - ORD
Nonstop3h 08mUnited Airlines
Deal found 4/24$349
This JetBlue deal was found by Cheapflights users on 4/24. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/88:45 amORD - SRQ
1 stop9h 22mJetBlue
Sun 5/2512:34 pmSRQ - ORD
1 stop10h 20mJetBlue
Deal found 4/24$353

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago to Siesta Key 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 April 25, 2025.
Use the filters below to find and compare flights from Chicago to Siesta Key that are best for you.

Fly from

Chicago

Fly to

Siesta Key

Route

Depart

Return

Price

ChicagoSarasota

ORD - SRQ

ORDSRQ

Chicago O'Hare Intl

Mon 6/2

5:20 pm-11:33 pm

1 stop5h 13m

Sarasota Bradenton Intl

Fri 6/6

6:01 am-4:25 pm

1 stop11h 24m

$197

ChicagoSarasota

MDW - SRQ

MDWSRQ

Chicago Midway

Mon 6/2

3:16 pm-1:54 pm

2 stops21h 38m

Sarasota Bradenton Intl

Fri 6/6

9:07 am-2:03 pm

1 stop5h 56m

$259

ChicagoSarasota

MDW - SRQ

MDWSRQ

Chicago Midway

Wed 5/21

10:10 am-4:45 pm

1 stop5h 35m

Sarasota Bradenton Intl

Sat 5/24

6:05 pm-7:50 pm

Nonstop2h 45m

$279

ChicagoSarasota

ORD - SRQ

ORDSRQ

Chicago O'Hare Intl

Wed 5/21

5:30 am-11:32 am

1 stop5h 02m

Sarasota Bradenton Intl

Sat 5/24

3:05 pm-9:21 pm

1 stop7h 16m

$289

ChicagoSarasota

MDW - SRQ

MDWSRQ

Chicago Midway

Wed 5/21

6:00 am-11:32 am

1 stop4h 32m

Sarasota Bradenton Intl

Mon 5/26

6:00 am-11:53 am

1 stop6h 53m

$306

ChicagoSarasota

ORD - SRQ

ORDSRQ

Chicago O'Hare Intl

Wed 6/11

6:00 am-6:10 pm

2 stops11h 10m

Sarasota Bradenton Intl

Wed 6/18

7:10 am-11:50 am

1 stop5h 40m

$311

ChicagoSarasota

ORD - SRQ

ORDSRQ

Chicago O'Hare Intl

Mon 6/2

6:00 am-12:49 pm

1 stop5h 49m

Sarasota Bradenton Intl

Mon 6/9

7:57 pm-11:57 pm

1 stop5h 00m

$325

ChicagoSarasota

ORD - SRQ

ORDSRQ

Chicago O'Hare Intl

Tue 5/20

11:10 am-3:06 pm

Nonstop2h 56m

Sarasota Bradenton Intl

Sun 5/25

4:12 pm-6:20 pm

Nonstop3h 08m

$349

ChicagoSarasota

ORD - SRQ

ORDSRQ

Chicago O'Hare Intl

Thu 5/8

8:45 am-7:07 pm

1 stop9h 22m

Sarasota Bradenton Intl

Sun 5/25

12:34 pm-9:54 pm

1 stop10h 20m

$353

ChicagoSarasota

ORD - SRQ

ORDSRQ

Chicago O'Hare Intl

Mon 6/2

5:20 pm-11:33 pm

1 stop5h 13m

$88

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

Showing 1-10 of 21 results
1
2
3

Best time to book a flight from Chicago to Siesta Key

Have a flexible travel schedule? Discover the best time to fly to Siesta Key from Chicago 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 Chicago to Siesta Key

How far ahead should I book a flight from Chicago to Siesta Key?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Siesta Key. Price data was last updated on April 25, 2025.

Booking 59 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago to Siesta Key. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Chicago to Siesta Key?

Currently, January is the cheapest month in which you can book a flight from Chicago to Siesta Key (average of $208). Flying from Chicago to Siesta Key in March is currently the most expensive (average of $270). 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 CHI to S1E?

Find hourly flight availability from Chicago to Siesta Key. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 25, 2025.

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

What is the cheapest day to fly from Chicago to Siesta Key?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Siesta Key. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Chicago to Siesta Key flight should consider departing on Monday afternoons when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago to Siesta Key

Explore weekly flight availability from Chicago to Siesta Key. 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 April 25, 2025.

The most flights from CHI to S1E are scheduled on a Friday (43 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (31 on average).

Rainfall in Siesta Key by month

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

In terms of precipitation, rainfall in Siesta Key ranges from 2.2 - 9.7 inches per month. June is typically the wettest month, when rainfall can reach 9.7 in. November is typically the driest time to visit Siesta Key when rainfall is around 2.2 in.

Temperature in Siesta Key by month

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

If weather is an important factor for your trip to Siesta Key, 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 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

Reviews of airlines servicing Siesta Key

Get insights into the airlines that provide service to Siesta Key. 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 Siesta Key. Reviews last updated April 25, 2025.
Read through reviews of airlines operating flights from Chicago to Siesta Key, such as Southwest, Delta and Avelo Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,289 reviews

Overall

8.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Food

7.1

Reviews

1 / 20
10.0
Excellent

Sarah,Aug 2024

MDW - AUS

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.
Southwest
8.0
Very good
4,289 reviews
Southwest
8.0
Very good
4,289 reviews

Overall

8.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Food

7.1

Reviews

1 / 20
10.0
Excellent

Sarah,Aug 2024

MDW - AUS

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.
Delta
8.0
Very good
7,920 reviews
Southwest
8.0
Very good
4,289 reviews

Overall

8.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Food

7.1

Reviews

1 / 20
10.0
Excellent

Sarah,Aug 2024

MDW - AUS

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.
Avelo Airlines
7.5
Good
Southwest
8.0
Very good
4,289 reviews

Overall

8.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Food

7.1

Reviews

1 / 20
10.0
Excellent

Sarah,Aug 2024

MDW - AUS

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.
United Airlines
7.4
Good
8,685 reviews
Southwest
8.0
Very good
4,289 reviews

Overall

8.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Food

7.1

Reviews

1 / 20
10.0
Excellent

Sarah,Aug 2024

MDW - AUS

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.
JetBlue
7.3
Good
2,922 reviews
Southwest
8.0
Very good
4,289 reviews

Overall

8.0

Crew

8.6

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Food

7.1

Reviews

1 / 20
10.0
Excellent

Sarah,Aug 2024

MDW - AUS

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Siesta Key. 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 Chicago to Siesta Key one-way?

    For one-way options, check prices for Avelo Airlines. According to our data, you can fly for as low as $90. Users have also found prices from $125 and $135 on Allegiant Air and United Airlines, respectively.

  • What are the most reliable airlines from Chicago to Siesta Key?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chicago to Siesta Key on time: United Airlines (84%), Brussels Airlines (83%), Alaska Airlines (83%).

  • What are the cheapest flights from Chicago to Siesta Key?

    While on average a flight from Chicago to Siesta Key is generally $352, our data shows the cheapest flight currently is $55. When looking at the most popular route, (Chicago O'Hare Intl - Sarasota Bradenton Intl), you can expect to pay $198 for that flight.

  • Can I find deals for flights from Chicago to Siesta Key that include hotel bookings?

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

  • How can I find direct flights from Chicago to Siesta Key?

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

  • Can I find deals for business class flights from Chicago to Siesta Key?

    Yes. Cheapflights offers flight deals from Chicago to Siesta Key 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 Chicago to Siesta Key?

    Currently, January is the cheapest month in which you can book a flight from Chicago to Siesta Key (average of $208). Flying from Chicago to Siesta Key in March is currently the most expensive (average of $270). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Chicago to Siesta Key

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Miami flights
O'Hare Intl to Orlando flights
O'Hare Intl to Fort Lauderdale flights
O'Hare Intl to Tampa flights
O'Hare Intl to Fort Myers flights
Midway to Orlando flights
O'Hare Intl to Sarasota flights
Midway to Miami flights
O'Hare Intl to Pensacola flights
St. Louis to Orlando flights
St. Louis to Miami flights
O'Hare Intl to Jacksonville flights
Midway to Tampa flights
O'Hare Intl to West Palm Beach flights
O'Hare Intl to Panama City flights
Midway to Fort Myers flights
Midway to Fort Lauderdale flights
O'Hare Intl to Key West flights
St. Louis to Tampa flights
Midway to West Palm Beach flights
O'Hare Intl to Valparaiso flights
Moline to Orlando flights
Midway to Pensacola flights
Peoria to Orlando flights
Midway to Jacksonville flights
St. Louis to Fort Lauderdale flights
St. Louis to Sarasota flights
Midway to Panama City flights
St. Louis to Pensacola flights
Midway to Sarasota flights
St. Louis to Jacksonville flights
Midway to Key West flights
St. Louis to Panama City flights
O'Hare Intl to Daytona Beach flights
St. Louis to Key West flights
Moline to Tampa flights
Rockford to St Petersburg flights
Moline to Fort Myers flights
Rockford to Orlando Sanford Intl flights
Peoria to Fort Lauderdale flights
Bloomington to Orlando flights
St. Louis to Fort Myers flights
Midway to Daytona Beach flights
O'Hare Intl to Tallahassee flights
Peoria to Tampa flights
Peoria to Fort Myers flights
Moline to Pensacola flights
Midway to Valparaiso flights
O'Hare Intl to St Petersburg flights
St. Louis to West Palm Beach flights

Top 8 airlines flying from Chicago to Siesta Key

Discover the top 8 airlines that operate flights from Chicago to Siesta Key. 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 April 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$37Average$163FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$61Average$190FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$74Average$197FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$95Average$360FlexibilityNo cancel feeOn-time69%
Sun Country AirCheapest$134Average$348FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$159Average$332FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$180Average$427FlexibilityNo cancel feeOn-time63%
DeltaCheapest$196Average$363FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights