HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Fort Myers

$45+ Cheap flights from Illinois to Fort Myers (RSW)

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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — RSW
Mar 26 — Apr 21
Thu 3/26
Thu 4/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Fort Myers 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.

Cheap flight deals from Illinois to Fort Myers

Cheapest flights from Illinois to Fort Myers
Explore the most affordable flight options available from Illinois to Fort Myers. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 24, 2026.

This Priceline deal was found by Cheapflights users on 2/22. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/156:50 am
ORD
-
RSW
Nonstop2h 47m
Spirit Airlines
Wed 3/189:54 pm
RSW
-
ORD
Nonstop3h 05m
Spirit Airlines
Deal found 2/22$106
This Priceline deal was found by Cheapflights users on 2/23. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/87:40 am
ORD
-
RSW
Nonstop3h 12m
Multiple Airlines
Thu 3/129:54 pm
RSW
-
ORD
Nonstop3h 05m
Multiple Airlines
Deal found 2/23$107
This Kiwi.com deal was found by Cheapflights users on 2/22. 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.
Sat 3/77:10 am
ORD
-
RSW
Nonstop3h 12m
Multiple Airlines
Mon 3/169:54 pm
RSW
-
ORD
Nonstop3h 05m
Multiple Airlines
Deal found 2/22$110
This Frontier deal was found by Cheapflights users on 2/21. 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.
Sat 3/77:10 am
ORD
-
RSW
Nonstop3h 12m
Frontier
Thu 3/1212:27 pm
RSW
-
ORD
Nonstop3h 35m
Frontier
Deal found 2/21$111
This Cheapflightsfares deal was found by Cheapflights users on 2/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/15:22 pm
ORD
-
RSW
Nonstop2h 58m
Spirit Airlines
Thu 3/57:51 pm
RSW
-
ORD
Nonstop3h 10m
Spirit Airlines
Deal found 2/24$112
This Frontier deal was found by Cheapflights users on 2/21. 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.
Sat 2/211:37 pm
ORD
-
RSW
Nonstop3h 14m
Frontier
Thu 3/511:34 am
RSW
-
ORD
Nonstop3h 34m
Frontier
Deal found 2/21$113
This Cheapflightsfares deal was found by Cheapflights users on 2/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/85:22 pm
ORD
-
RSW
Nonstop2h 58m
Spirit Airlines
Sat 3/147:35 am
RSW
-
ORD
Nonstop3h 15m
Spirit Airlines
Deal found 2/24$114
This Expedia deal was found by Cheapflights users on 2/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/107:20 am
ORD
-
RSW
Nonstop2h 56m
Spirit Airlines
Sat 3/147:35 am
RSW
-
ORD
Nonstop3h 15m
Spirit Airlines
Deal found 2/22$115
This Cheapflightsfares deal was found by Cheapflights users on 2/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/17:20 am
ORD
-
RSW
Nonstop2h 56m
Spirit Airlines
Sat 3/76:00 am
RSW
-
ORD
Nonstop3h 13m
Spirit Airlines
Deal found 2/24$117
This Expedia deal was found by Cheapflights users on 2/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/285:22 pm
ORD
-
RSW
Nonstop2h 58m
Spirit Airlines
Wed 3/46:00 am
RSW
-
ORD
Nonstop3h 13m
Spirit Airlines
Deal found 2/24$118
This Expedia deal was found by Cheapflights users on 2/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/289:30 am
ORD
-
RSW
Nonstop3h 14m
Multiple Airlines
Tue 3/36:00 am
RSW
-
ORD
Nonstop3h 13m
Multiple Airlines
Deal found 2/24$119
This Southwest deal was found by Cheapflights users on 2/23. 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.
Sat 5/23:40 pm
MDW
-
RSW
Nonstop2h 45m
Southwest
Sat 5/96:00 am
RSW
-
MDW
Nonstop2h 55m
Southwest
Deal found 2/23$197

Find flight deals from Illinois to Fort Myers

Keep the following information in mind while searching for Illinois to Fort Myers flight deals. Data was last updated February 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$106
(Priceline)

One-way from

$45
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$248
Provider with most accurate pricing for Chicago (CHI)-Fort Myers SW Florida Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Fort Myers SW Florida Intl flights.
Search Deals
From Illinois to Fort Myers SW Florida Intl
Search Deals
One-way flight from Illinois to Fort Myers SW Florida Intl
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($67 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Fort Myers 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 February 24, 2026.
Use the filters below to find and compare flights from Illinois to Fort Myers that are best for you.

Fly from

Illinois

Fly to

Fort Myers

Route

Depart

Return

Price

ChicagoFort Myers

ORD - RSW

ORDRSW

Chicago O'Hare Intl

Tue 4/14

11:19 am-7:55 pm

1 stop7h 36m

Fort Myers SW Florida Intl

Sat 4/18

5:30 am-10:09 am

1 stop5h 39m

$217

ChicagoFort Myers

ORD - RSW

ORDRSW

Chicago O'Hare Intl

Wed 4/22

5:04 pm-11:59 pm

1 stop5h 55m

Fort Myers SW Florida Intl

Sat 4/25

6:34 am-1:14 pm

1 stop7h 40m

$218

ChicagoFort Myers

ORD - RSW

ORDRSW

Chicago O'Hare Intl

Sat 5/16

9:05 am-1:16 pm

Nonstop3h 11m

Fort Myers SW Florida Intl

Tue 5/19

5:15 pm-11:15 pm

1 stop7h 00m

$226

ChicagoFort Myers

ORD - RSW

ORDRSW

Chicago O'Hare Intl

Mon 5/11

6:00 am-12:20 pm

1 stop5h 20m

Fort Myers SW Florida Intl

Tue 5/19

5:35 am-10:16 am

1 stop5h 41m

$256

BloomingtonFort Myers

BMI - RSW

BMIRSW

Bloomington-Normal

Tue 3/17

12:02 pm-7:32 pm

1 stop6h 30m

Fort Myers SW Florida Intl

Tue 3/24

5:30 am-11:19 am

1 stop6h 49m

$279

BloomingtonFort Myers

BMI - RSW

BMIRSW

Bloomington-Normal

Wed 5/20

9:41 am-8:39 pm

2 stops9h 58m

Fort Myers SW Florida Intl

Wed 6/10

12:30 pm-5:52 pm

1 stop6h 22m

$284

BloomingtonFort Myers

BMI - RSW

BMIRSW

Bloomington-Normal

Tue 3/17

5:00 am-4:01 pm

2 stops10h 01m

Fort Myers SW Florida Intl

Tue 3/24

7:16 am-2:35 pm

2 stops8h 19m

$289

ChicagoFort Myers

ORD - RSW

ORDRSW

Chicago O'Hare Intl

Mon 4/13

2:40 pm-9:25 pm

1 stop5h 45m

Fort Myers SW Florida Intl

Sat 4/18

8:10 am-3:30 pm

2 stops8h 20m

$292

BloomingtonFort Myers

BMI - RSW

BMIRSW

Bloomington-Normal

Wed 3/11

2:56 pm-10:49 pm

1 stop6h 53m

Fort Myers SW Florida Intl

Tue 3/17

8:23 am-2:35 pm

1 stop7h 12m

$294

BloomingtonFort Myers

BMI - RSW

BMIRSW

Bloomington-Normal

Tue 3/10

4:04 pm-9:37 pm

1 stop4h 33m

Fort Myers SW Florida Intl

Sat 3/14

5:30 am-11:19 am

1 stop6h 49m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Illinois to Fort Myers

Have a flexible travel schedule? Discover the best time to fly to Fort Myers from Illinois 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 Illinois to Fort Myers

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

Currently, February is the cheapest month in which you can book a flight from Illinois to Fort Myers (average of $38). Flying from Illinois to Fort Myers in November is currently the most expensive (average of $106). 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 IL to RSW?

Find hourly flight availability from Illinois to Fort Myers. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 24, 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 9% on flights from Illinois to Fort Myers by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Illinois to Fort Myers?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Fort Myers. Price data was last updated on February 21, 2026.

Travelers seeking maximum savings on their Illinois to Fort Myers flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Illinois to Fort Myers

Explore weekly flight availability from Illinois to Fort Myers. 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 February 24, 2026.

The most flights from USIL to RSW are scheduled on a Tuesday (27 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 on average).

Related info for your journey

Find useful and relevant information for your journey from Illinois to Fort Myers. 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 into for flights to Fort Myers from Illinois?

    If you book a flight to Fort Myers from Illinois, you will be flying to SW Florida Intl, which is the city’s only airport. Fort Myers SW Florida Intl (RSW) is located 10.0 mi from the center of Fort Myers.

  • How long is the flight from Illinois to Fort Myers?

    Departing from Illinois to Fort Myers will take you 3h 11m. Airlines will cover a distance of 1122 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Illinois to Fort Myers one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $29. However, be on the lookout for offers from Spirit Airlines and American Airlines, as they are both options that can get you from Illinois to Fort Myers for a low price.

  • What are the most popular routes from Illinois to Fort Myers?

    Most travelers choose Chicago O'Hare Intl - Fort Myers SW Florida Intl, Chicago Midway - Fort Myers SW Florida Intl or Lambert-St Louis - Fort Myers SW Florida Intl when deciding on the best route from Illinois to Fort Myers.

  • What are the most reliable airlines from Illinois to Fort Myers?

    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 Illinois to Fort Myers on time: Volaris (100%), Air New Zealand (86%), United Airlines (86%).

  • What are the cheapest flights from Illinois to Fort Myers?

    On average you can expect to pay $563 for a flight from Illinois to Fort Myers. The cheapest flight overall is $38 while the most popular route, (Chicago O'Hare Intl - Fort Myers SW Florida Intl) is currently priced at $87.

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

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

  • How can I find direct flights from Illinois to Fort Myers?

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

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

    Yes. Cheapflights offers flight deals from Illinois to Fort Myers 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 Illinois to Fort Myers?

    Currently, February is the cheapest month in which you can book a flight from Illinois to Fort Myers (average of $38). Flying from Illinois to Fort Myers in November is currently the most expensive (average of $106). 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

Traveling to a place near Fort Myers?

Book flights to Fort Myers if you plan to visit one of these locations
Sanibel
North Fort Myers
Estero
Lehigh Acres

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 Illinois to Fort Myers

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Fort Lauderdale flights
LaGuardia to Fort Lauderdale flights
John F Kennedy Intl to Miami flights
Newark to Miami flights
John F Kennedy Intl to Fort Lauderdale flights
Newark to West Palm Beach flights
LaGuardia to Miami flights
John F Kennedy Intl to Orlando flights
John F Kennedy Intl to West Palm Beach flights
LaGuardia to Orlando flights
Newark to Orlando flights
Dulles Intl to Miami flights
Newark to Tampa flights
Boston to Fort Lauderdale flights
Baltimore to Fort Lauderdale flights
John F Kennedy Intl to Tampa flights
Baltimore to Miami flights
Dallas/Fort Worth to Orlando flights
Boston to Miami flights
Reagan-National to Miami flights
Dulles Intl to Orlando flights
Detroit to Orlando flights
Boston to Tampa flights
Boston to Orlando flights
LaGuardia to Tampa flights
Philadelphia to Orlando flights
Cleveland to Orlando flights
Philadelphia to Miami flights
O'Hare Intl to Fort Lauderdale flights
Minneapolis to Orlando flights
Detroit to Fort Lauderdale flights
O'Hare Intl to Orlando flights
Detroit to Miami flights
Dulles Intl to Fort Lauderdale flights
LaGuardia to West Palm Beach flights
Los Angeles to Miami flights
Philadelphia to Fort Lauderdale flights
Newark to Fort Myers flights
O'Hare Intl to Tampa flights
Baltimore to Orlando flights
O'Hare Intl to Miami flights
Los Angeles to Orlando flights
Minneapolis to Fort Myers flights
Philadelphia to Tampa flights
Reagan-National to Orlando flights
Los Angeles to Fort Lauderdale flights
Dallas/Fort Worth to Miami flights
Dulles Intl to Tampa flights
John F Kennedy Intl to Fort Myers flights
Reagan-National to Fort Lauderdale flights

Top 7 airlines flying from Illinois to Fort Myers

Discover the top 7 airlines that operate flights from Illinois to Fort Myers. 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 February 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$58Average$190FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$68Average$196FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$95Average$217FlexibilityNo cancel feeOn-time62%
DeltaCheapest$130Average$349FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$158Average$357FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$159Average$354FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$171Average$356FlexibilityNo cancel feeOn-time63%

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.