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Cheap flights from the United States to Illinois from $73

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from the United States to Illinois

Recent round-trip flight deals from the United States to Illinois

Enter your travel dates to find the best prices.
Frontier Logo
1:05 pm - 3:37 pmFLL  Fort Lauderdale-ORD Chicago O'Hare Intl
3h 32mnonstop
Frontier Logo
7:55 am - 12:05 pmORD  Chicago O'Hare Intl-FLL Fort Lauderdale
3h 10mnonstop
$133Frontier
Sat, Oct 31 - Mon, Nov 2
Frontier Logo
1:05 pm - 3:37 pmFLL  Fort Lauderdale-ORD Chicago O'Hare Intl
3h 32mnonstop
Frontier Logo
7:55 am - 12:05 pmORD  Chicago O'Hare Intl-FLL Fort Lauderdale
3h 10mnonstop
$133Frontier
Fri, Oct 30 - Mon, Nov 2
Multiple Airlines Logo
11:15 am - 1:44 pmFLL  Fort Lauderdale-ORD Chicago O'Hare Intl
3h 29mnonstop
Multiple Airlines Logo
7:55 am - 12:02 pmORD  Chicago O'Hare Intl-FLL Fort Lauderdale
3h 07mnonstop
$139Multiple Airlines
Wed, Nov 4 - Mon, Nov 9
Multiple Airlines Logo
11:24 am - 1:59 pmFLL  Fort Lauderdale-ORD Chicago O'Hare Intl
3h 35mnonstop
Multiple Airlines Logo
7:00 am - 11:10 amORD  Chicago O'Hare Intl-FLL Fort Lauderdale
3h 10mnonstop
$139Multiple Airlines
Thu, Dec 10 - Tue, Dec 15
JetBlue Logo
8:00 am - 4:42 pmFLL  Fort Lauderdale-ORD Chicago O'Hare Intl
9h 42m1 stop Boston Logan Intl
JetBlue Logo
2:32 pm - 6:45 pmORD  Chicago O'Hare Intl-FLL Fort Lauderdale
3h 13mnonstop
$162JetBlue
Thu, Dec 10 - Thu, Dec 17
American Airlines Logo
6:20 am - 9:00 amFLL  Fort Lauderdale-ORD Chicago O'Hare Intl
3h 40mnonstop
American Airlines Logo
7:30 pm - 11:41 pmORD  Chicago O'Hare Intl-FLL Fort Lauderdale
3h 11mnonstop
$169American Airlines
Fri, Nov 20 - Mon, Nov 23
American Airlines Logo
6:20 am - 9:00 amFLL  Fort Lauderdale-ORD Chicago O'Hare Intl
3h 40mnonstop
American Airlines Logo
5:29 pm - 9:36 pmORD  Chicago O'Hare Intl-FLL Fort Lauderdale
3h 07mnonstop
$176American Airlines
Mon, Nov 23 - Tue, Dec 1
JetBlue Logo
11:15 am - 1:42 pmFLL  Fort Lauderdale-ORD Chicago O'Hare Intl
3h 27mnonstop
JetBlue Logo
7:00 am - 11:10 amORD  Chicago O'Hare Intl-FLL Fort Lauderdale
3h 10mnonstop
$176JetBlue
Tue, Nov 10 - Tue, Nov 17
United Airlines Logo
2:32 pm - 5:01 pmFLL  Fort Lauderdale-ORD Chicago O'Hare Intl
3h 29mnonstop
United Airlines Logo
10:55 am - 3:08 pmORD  Chicago O'Hare Intl-FLL Fort Lauderdale
3h 13mnonstop
$183United Airlines
Wed, Dec 9 - Tue, Dec 15
United Airlines Logo
4:26 pm - 7:00 pmFLL  Fort Lauderdale-ORD Chicago O'Hare Intl
3h 34mnonstop
United Airlines Logo
7:45 pm - 11:59 pmORD  Chicago O'Hare Intl-FLL Fort Lauderdale
3h 14mnonstop
$183United Airlines
Wed, Nov 11 - Sat, Nov 14

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Frontier flights from United States to Illinois

Our best Frontier deals on United States to Illinois flight tickets
Frontier
Oct 31
FLL1:05 pmFort Lauderdale
3h 32m
ORD3:37 pmChicago O'Hare Intl
Nov 2
ORD7:55 amChicago O'Hare Intl
3h 10m
FLL12:05 pmFort Lauderdale
$133
Frontier
Nov 5
FLL1:05 pmFort Lauderdale
3h 32m
ORD3:37 pmChicago O'Hare Intl
Nov 8
ORD7:55 amChicago O'Hare Intl
3h 07m
FLL12:02 pmFort Lauderdale
$134
Frontier
Dec 4
FLL9:29 pmFort Lauderdale
10h 51m
1 stop
ORD7:20 amChicago O'Hare Intl
Dec 6
ORD6:10 amChicago O'Hare Intl
3h 19m
FLL10:29 amFort Lauderdale
$135

JetBlue flights from United States to Illinois

Our best JetBlue deals on United States to Illinois flight tickets
JetBlue
Nov 10
FLL11:15 amFort Lauderdale
3h 27m
ORD1:42 pmChicago O'Hare Intl
Nov 17
ORD7:00 amChicago O'Hare Intl
3h 10m
FLL11:10 amFort Lauderdale
$176
JetBlue
Nov 10
FLL11:15 amFort Lauderdale
3h 27m
ORD1:42 pmChicago O'Hare Intl
Nov 17
ORD7:00 amChicago O'Hare Intl
3h 10m
FLL11:10 amFort Lauderdale
$181
JetBlue
Oct 27
FLL9:35 pmFort Lauderdale
3h 22m
ORD11:57 pmChicago O'Hare Intl
Oct 31
ORD7:00 amChicago O'Hare Intl
3h 10m
FLL11:10 amFort Lauderdale
$187

momondo Fare Finder

 
Use the filters below to find and compare flights from the United States to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Fort LauderdaleChicago

FLL Fort Lauderdale - ORD Chicago O'Hare Intl

FLLORD

Fort Lauderdale

Sat 10/31

1:05 pm-3:37 pm

Nonstop3h 32m

Chicago O'Hare Intl

Mon 11/2

7:55 am-12:05 pm

Nonstop3h 10m

$133

Fort LauderdaleChicago

FLL Fort Lauderdale - ORD Chicago O'Hare Intl

FLLORD

Fort Lauderdale

Fri 10/30

1:05 pm-3:37 pm

Nonstop3h 32m

Chicago O'Hare Intl

Mon 11/2

7:55 am-12:05 pm

Nonstop3h 10m

$133
Quickest round-trip

Fort LauderdaleChicago

FLL Fort Lauderdale - ORD Chicago O'Hare Intl

FLLORD

Fort Lauderdale

Wed 11/4

11:15 am-1:44 pm

Nonstop3h 29m

Chicago O'Hare Intl

Mon 11/9

7:55 am-12:02 pm

Nonstop3h 07m

$139

Fort LauderdaleChicago

FLL Fort Lauderdale - ORD Chicago O'Hare Intl

FLLORD

Fort Lauderdale

Thu 12/10

11:24 am-1:59 pm

Nonstop3h 35m

Chicago O'Hare Intl

Tue 12/15

7:00 am-11:10 am

Nonstop3h 10m

$139

Fort LauderdaleChicago

FLL Fort Lauderdale - ORD Chicago O'Hare Intl

FLLORD

Fort Lauderdale

Thu 12/10

8:00 am-4:42 pm

1 stop9h 42m

Chicago O'Hare Intl

Thu 12/17

2:32 pm-6:45 pm

Nonstop3h 13m

$162

Fort LauderdaleChicago

FLL Fort Lauderdale - ORD Chicago O'Hare Intl

FLLORD

Fort Lauderdale

Fri 11/20

6:20 am-9:00 am

Nonstop3h 40m

Chicago O'Hare Intl

Mon 11/23

7:30 pm-11:41 pm

Nonstop3h 11m

$169

Fort LauderdaleChicago

FLL Fort Lauderdale - ORD Chicago O'Hare Intl

FLLORD

Fort Lauderdale

Mon 11/23

6:20 am-9:00 am

Nonstop3h 40m

Chicago O'Hare Intl

Tue 12/1

5:29 pm-9:36 pm

Nonstop3h 07m

$176

Fort LauderdaleChicago

FLL Fort Lauderdale - ORD Chicago O'Hare Intl

FLLORD

Fort Lauderdale

Tue 11/10

11:15 am-1:42 pm

Nonstop3h 27m

Chicago O'Hare Intl

Tue 11/17

7:00 am-11:10 am

Nonstop3h 10m

$176

Fort LauderdaleChicago

FLL Fort Lauderdale - ORD Chicago O'Hare Intl

FLLORD

Fort Lauderdale

Wed 12/9

2:32 pm-5:01 pm

Nonstop3h 29m

Chicago O'Hare Intl

Tue 12/15

10:55 am-3:08 pm

Nonstop3h 13m

$183

Fort LauderdaleChicago

FLL Fort Lauderdale - ORD Chicago O'Hare Intl

FLLORD

Fort Lauderdale

Wed 11/11

4:26 pm-7:00 pm

Nonstop3h 34m

Chicago O'Hare Intl

Sat 11/14

7:45 pm-11:59 pm

Nonstop3h 14m

$183

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from United States to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from United States is in January. Flight prices, which tend to average around $263, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $274.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from United States to Illinois is on a Wednesday when prices can be found for as low as $409. Flights from United States to Illinois on a Sunday will generally be more expensive and average around $514. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the afternoon. Flights from United States to Illinois during this time can be as low as $378. Flights at noon are often more expensive with an average ticket price of $542.

What is the cheapest United States to Illinois flight route?

Fly from Newark to Chicago Midway for the best United States - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from United States when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $252 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from United States for as low as $177 on momondo.

What cabin class options are available on United States to Illinois flights?

There are 4 cabin classes available to choose from on United States to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on United States to Illinois flights?

No. A direct flight is the cheapest option for a flight between United States to Illinois.

Cheap United States to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Illinois

Best Price Found

$73

Fastest flight time

0h 50m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from United States in the past 72 hours is $73. The best round-trip flight deal from United States to Illinois found on momondo in the last 72 hours is $133.
The fastest flight from United States to Illinois takes 0h 50m
Direct flights go from United States to Illinois every day.
There are 98 airports in Illinois. From United States there are direct flights to Chicago O'Hare Intl (ORD).
Search flight deals

Frequently asked questions about flying from the United States to Illinois

  • When did momondo last update prices for flights from United States to Illinois?

    Prices for flights from United States to Illinois refresh daily.

  • How many operators does momondo search for flights from United States to Illinois?

  • How old do you have to be to fly from United States to Illinois?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from United States to Illinois?

Best airlines flying from United States to Illinois

Compare and see reviews for airlines that fly from United States to Illinois with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $44Free CancellationRating
5.5
2,538 reviews
Search Frontier flights
JetBluePriceFrom $74Free CancellationRating
7.1
3,057 reviews
Search JetBlue flights
DeltaPriceFrom $74Free CancellationRating
7.8
8,659 reviews
Search Delta flights
Breeze AirwaysPriceFrom $122Free CancellationRating
8.2
328 reviews
Search Breeze Airways flights
Allegiant AirPriceFrom $130Free CancellationRating
7.3
677 reviews
Search Allegiant Air flights
United AirlinesPriceFrom $135Free CancellationRating
7.4
10,372 reviews
Search United Airlines flights
SouthwestPriceFrom $147Free CancellationRating
7.9
4,219 reviews
Search Southwest flights
ContourPriceFrom $147Free CancellationRating
7.5
43 reviews
Search Contour flights
American AirlinesPriceFrom $149Free CancellationRating
7.0
12,169 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $204Free CancellationRating
7.9
13,075 reviews
Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from United States to Illinois?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Illinois from United States.

Can I find flights from United States to Illinois with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for United States to Illinois flights to just show those with flexible booking policies.

How can momondo help me find flights from United States to Illinois?

momondo provides multiple filters to help you find the best flight to Illinois from United States. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from United States to Illinois right now. Can momondo alert me if prices change?

Price alerts on flights to Illinois from United States are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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