Flights to Illinois

$92 Cheap flights to Illinois

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight to Illinois departing on 9/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Recent flights found to popular cities in Illinois

Find flights to these popular cities in Illinois from your nearest airport.
Spirit Airlines
Jul 8
EWR
2h 37m
ORD
Jul 8
ORD
2h 18m
EWR
Spirit Airlines
Jul 8
EWR
2h 37m
ORD
Jul 11
ORD
6h 35m
1 stop
EWR
Spirit Airlines
Nov 4
LAX
4h 07m
ORD
Nov 5
ORD
16h 08m
1 stop
LAX
Spirit Airlines
Jul 12
LAX
6h 28m
1 stop
ORD
Jul 15
ORD
4h 28m
LAX
Spirit Airlines
Jul 12
LAX
6h 28m
1 stop
ORD
Jul 15
ORD
6h 58m
1 stop
LAX
Spirit Airlines
Sep 18
BWI
2h 00m
ORD
Sep 21
ORD
1h 54m
BWI
Spirit Airlines
Jul 12
LAX
6h 28m
1 stop
ORD
Jul 16
ORD
6h 58m
1 stop
LAX
Spirit Airlines
Sep 4
BWI
2h 00m
ORD
Sep 7
ORD
1h 54m
BWI
Spirit Airlines
Oct 17
BWI
9h 33m
1 stop
ORD
Oct 19
ORD
1h 54m
BWI
Spirit Airlines
Jul 15
BOS
13h 16m
1 stop
ORD
Jul 16
ORD
8h 30m
1 stop
BOS
Spirit Airlines
Sep 18
BWI
2h 00m
ORD
Sep 25
ORD
1h 54m
BWI
Spirit Airlines
Sep 10
LGA
2h 42m
ORD
Sep 11
ORD
2h 19m
LGA
American Airlines
Sep 3
DEN
7h 06m
1 stop
MLI
Sep 6
MLI
5h 29m
1 stop
DEN
American Airlines
Aug 8
DEN
6h 26m
1 stop
MLI
Aug 12
MLI
6h 02m
1 stop
DEN
American Airlines
Sep 17
LGA
4h 35m
1 stop
MLI
Sep 22
MLI
9h 30m
1 stop
LGA
American Airlines
Oct 9
JFK
7h 58m
1 stop
MLI
Oct 14
MLI
5h 29m
1 stop
JFK
American Airlines
Jul 10
DEN
7h 31m
1 stop
MLI
Jul 15
MLI
5h 10m
1 stop
DEN
American Airlines
Aug 30
SAN
5h 59m
1 stop
MLI
Aug 31
MLI
8h 11m
1 stop
SAN
American Airlines
Aug 30
SAN
5h 59m
1 stop
MLI
Aug 31
MLI
7h 55m
2 stops
SAN
American Airlines
Jul 8
EWR
5h 48m
1 stop
MLI
Jul 12
MLI
4h 22m
1 stop
EWR
Delta
Aug 23
IAD
6h 23m
1 stop
MLI
Sep 6
MLI
5h 22m
1 stop
IAD
American Airlines
Jul 8
DEN
7h 19m
1 stop
MLI
Jul 12
MLI
7h 44m
1 stop
DEN
American Airlines
Jul 17
RDU
6h 53m
1 stop
MLI
Jul 22
MLI
8h 01m
1 stop
RDU
American Airlines
Aug 30
SAN
10h 06m
2 stops
MLI
Aug 31
MLI
7h 55m
2 stops
SAN
Allegiant Air
Sep 5
DEN
2h 00m
PIA
Sep 8
PIA
2h 16m
DEN
Allegiant Air
Aug 8
DEN
2h 03m
PIA
Sep 1
PIA
2h 25m
DEN
Allegiant Air
Aug 15
DEN
2h 00m
PIA
Aug 22
PIA
2h 25m
DEN
Allegiant Air
Aug 29
DEN
2h 00m
PIA
Sep 12
PIA
2h 16m
DEN
Allegiant Air
Oct 3
DEN
1h 51m
PIA
Oct 13
PIA
2h 16m
DEN
Allegiant Air
Oct 6
DEN
1h 51m
PIA
Oct 13
PIA
2h 16m
DEN
Allegiant Air
Jul 21
DEN
2h 03m
PIA
Jul 28
PIA
2h 20m
DEN
Allegiant Air
Oct 3
DEN
1h 51m
PIA
Oct 10
PIA
2h 16m
DEN
American Airlines
Sep 5
DEN
6h 19m
1 stop
PIA
Sep 8
PIA
7h 27m
1 stop
DEN
American Airlines
Oct 4
DEN
4h 59m
1 stop
PIA
Oct 11
PIA
5h 14m
1 stop
DEN
American Airlines
Sep 17
DEN
6h 19m
1 stop
PIA
Sep 22
PIA
7h 27m
1 stop
DEN
American Airlines
Oct 1
DEN
6h 58m
1 stop
PIA
Oct 2
PIA
7h 47m
1 stop
DEN

Flights to Bloomington, Illinois

Search all flight deals to Bloomington, Illinois
American Airlines
Nov 6
MCO
4h 45m
1 stop
BMI
Nov 9
BMI
4h 42m
1 stop
MCO
American Airlines
Nov 6
MCO
4h 45m
1 stop
BMI
Nov 9
BMI
7h 38m
2 stops
MCO
Delta
Jul 21
MCO
4h 27m
1 stop
BMI
Aug 20
BMI
7h 21m
1 stop
MCO
American Airlines
Jul 23
MCO
7h 12m
1 stop
BMI
Aug 17
BMI
7h 01m
1 stop
MCO
American Airlines
Jul 23
MCO
8h 43m
2 stops
BMI
Aug 17
BMI
7h 01m
1 stop
MCO
American Airlines
Aug 5
ORD
0h 50m
BMI
Aug 12
BMI
1h 10m
ORD
Delta
Aug 12
DEN
8h 07m
1 stop
BMI
Aug 16
BMI
7h 41m
1 stop
DEN
American Airlines
Jul 23
MCO
10h 25m
2 stops
BMI
Aug 17
BMI
9h 47m
2 stops
MCO
Delta
Jul 21
MCO
4h 27m
1 stop
BMI
Aug 17
BMI
7h 21m
1 stop
MCO
Delta
Aug 23
HOU
4h 45m
1 stop
BMI
Aug 26
BMI
6h 44m
1 stop
HOU
Delta
Aug 23
IAH
6h 18m
1 stop
BMI
Aug 26
BMI
6h 02m
1 stop
IAH
Delta
Jul 24
MCO
4h 27m
1 stop
BMI
Aug 14
BMI
7h 21m
1 stop
MCO
American Airlines
Sep 5
JFK
7h 21m
1 stop
CMI
Sep 9
CMI
5h 00m
1 stop
JFK
American Airlines
Sep 5
LGA
4h 44m
1 stop
CMI
Sep 9
CMI
3h 57m
1 stop
LGA
American Airlines
Jul 8
LGA
6h 03m
1 stop
CMI
Jul 12
CMI
5h 35m
1 stop
LGA
American Airlines
Aug 22
MSP
3h 28m
1 stop
CMI
Aug 31
CMI
6h 15m
1 stop
MSP
American Airlines
Aug 13
DFW
1h 58m
CMI
Aug 16
CMI
2h 18m
DFW
American Airlines
Aug 1
SFO
8h 27m
1 stop
CMI
Aug 5
CMI
8h 28m
1 stop
SFO
American Airlines
Jul 4
EWR
5h 02m
1 stop
CMI
Jul 10
CMI
6h 49m
1 stop
EWR
American Airlines
Jul 5
LGA
6h 15m
1 stop
CMI
Jul 10
CMI
5h 35m
1 stop
LGA
American Airlines
Aug 13
DFW
2h 02m
CMI
Aug 16
CMI
6h 14m
1 stop
DFW
American Airlines
Aug 19
SFO
9h 06m
2 stops
CMI
Aug 23
CMI
6h 24m
1 stop
SFO
American Airlines
Aug 19
SFO
10h 16m
2 stops
CMI
Aug 25
CMI
9h 21m
2 stops
SFO
American Airlines
Aug 13
DFW
4h 36m
1 stop
CMI
Aug 16
CMI
6h 06m
1 stop
DFW

Find the cheapest flights from the United States to Illinois

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

Spirit Airlines Logo
5:00 am - 6:37 amEWR-ORD
2h 37mnonstop
Spirit Airlines Logo
9:28 pm - 12:46 amORD-EWR
2h 18mnonstop
$98Spirit Airlines
Find Deal
Tue, Jul 8 - Tue, Jul 8
Spirit Airlines Logo
5:00 am - 6:37 amEWR-ORD
2h 37mnonstop
Spirit Airlines Logo
4:37 pm - 12:12 amORD-EWR
6h 35m1 stop
$99Spirit Airlines
Find Deal
Tue, Jul 8 - Fri, Jul 11
Frontier Logo
11:36 am - 12:58 pmBWI-ORD
2h 22mnonstop
Frontier Logo
7:45 am - 10:51 amORD-BWI
2h 06mnonstop
$124Frontier
Find Deal
Mon, Aug 4 - Sun, Aug 10
Frontier Logo
10:58 pm - 12:14 amBWI-ORD
2h 16mnonstop
Frontier Logo
7:10 pm - 10:13 pmORD-BWI
2h 03mnonstop
$127Frontier
Find Deal
Fri, Sep 19 - Mon, Sep 22
American Airlines Logo
5:00 am - 6:58 amBOS-ORD
2h 58mnonstop
American Airlines Logo
8:30 pm - 12:14 amORD-BOS
2h 44mnonstop
$138American Airlines
Find Deal
Tue, Jul 15 - Fri, Jul 18
Southwest Logo
10:35 am - 11:50 amBWI-ORD
2h 15mnonstop
Southwest Logo
1:30 pm - 4:30 pmORD-BWI
2h 00mnonstop
$139Southwest
Find Deal
Wed, Sep 3 - Sat, Sep 6
United Airlines Logo
6:15 am - 7:30 amBWI-ORD
2h 15mnonstop
United Airlines Logo
10:45 am - 1:48 pmORD-BWI
2h 03mnonstop
$148United Airlines
Find Deal
Thu, Sep 18 - Sat, Sep 20
American Airlines Logo
11:00 am - 12:41 pmJFK-ORD
2h 41mnonstop
American Airlines Logo
1:59 pm - 5:17 pmORD-JFK
2h 18mnonstop
$152American Airlines
Find Deal
Wed, Sep 17 - Wed, Sep 17
United Airlines Logo
6:19 pm - 8:00 pmEWR-ORD
2h 41mnonstop
United Airlines Logo
9:08 pm - 12:30 amORD-EWR
2h 22mnonstop
$154United Airlines
Find Deal
Sat, Aug 23 - Sat, Aug 23
Southwest Logo
5:45 am - 11:50 amBOS-ORD
7h 05m1 stop
Southwest Logo
4:20 pm - 11:20 pmORD-BOS
6h 00m1 stop
$157Southwest
Find Deal
Tue, Jul 8 - Sat, Jul 12

See travel insights to Illinois from

Illinois flights insights and trends

Explore insights for your Illinois flight to craft the best travel plan

What is the cheapest flight I can find to Illinois?

Flights to Illinois vary based on month, airline, when you book, where you are departing from and many more variables, but on average momondo users can expect to spend about $692/pp. The absolute cheapest flight to Illinois is $38/pp
See prices from:

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 $362. Flights from United States to Illinois on a Sunday will generally be more expensive and average around $472. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Cheapest flights to cities in Illinois

Click on the cities below to find out when it's cheapest to fly to Illinois from United States
Chicago
Chicago

Cheap Illinois flight deals and tips

Summary info about Illinois flight prices, duration and airlines

Best One-Way Price

$41

Best Round-Trip Price

$98

Fastest flight time

2h 00m

Popular in

January
The best one-way flight price to Illinois from United States in the last 72 hours is $41 (Los Angeles to Chicago O'Hare Intl).
The best round-trip flight price to Illinois from United States in the last 72 hours is $98 (Newark to Chicago O'Hare Intl).
The fastest flight to Illinois from United States takes 2h 00m (Baltimore/Washington to Chicago O'Hare Intl).
January has the highest demand for flights to Illinois, with a 34% price increase on average.

Frequently asked questions about flying to Illinois

What is the best airport to fly into to visit Chicago?

I plan on visiting Magnificent Mile. Which airport is the quickest drive?

The closest airport to Magnificent Mile is Chicago O'Hare Intl Airport, and would make for the quickest drive. For those interested in a secondary airport to fly into, consider looking at flights heading to Chicago Midway Airport.

What are the most popular landmarks in Illinois?

What is the weather like in Illinois?

Temperatures in Illinois can vary between 23 °F and 73.4 °F based on the time of year. Typically, the coldest month in Illinois will be January, and the warmest month will be July. It is also worth noting that those looking to avoid rain and/or snow should consider traveling to Illinois in January, February, and December, as that is when precipitation is least likely.

What airlines fly to Illinois?

How much are flights to Illinois?

The cheapest flight to Illinois recently found on momondo was $38. If you’re unable to find a flight deal this cheap, keep in mind that anything less than $532 is considered a good price for flights to Illinois. $706 is the average cost to fly to Illinois, while $10,770 is the most expensive.

What is the best day of the week to fly to Illinois?

Flying to Illinois on a Wednesday or Thursday is your best option since this is when flight prices tend to be at their lowest for the week. The most expensive day of the week to fly to Illinois is on a Sunday.

Where is it cheapest to fly into Illinois?

If you're headed to Illinois, consider flying into Chicago O'Hare Intl airport in Chicago for the best deals, with an average airfare of $38. Alternatively, Bloomington-Normal airport in Bloomington is a close second for cheapest flights to Illinois with an average airfare of $54.

When did momondo last update prices for flights to Illinois?

Prices for flights to Illinois are updated daily.

How many operators does momondo search for flights to Illinois?

How old do you have to be to fly to Illinois?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Illinois.

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

The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight to Illinois. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Illinois on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights to Illinois?

Once all potential Illinois flight options are in front of you momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Illinois 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.


An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 6/28
Sat 7/5

Find better results for your trip to Illinois


Cheapest flight routes to Illinois

These routes have the cheapest flights to Illinois found by momondo users in United States
DepartingDestinationBest TimeBest Price
KnoxvilleChicago1h 32m$58
NashvilleChicago1h 50m$58
DetroitSt. Louis1h 31m$58
St. LouisQuincy1h 00m$70
DenverPeoria2h 00m$72
Fort MyersChicago3h 07m$74
OrlandoChicago2h 39m$75
AshevilleChicago1h 41m$76
SavannahChicago2h 05m$78
TampaChicago2h 40m$78
AtlantaChicago2h 04m$78
BurlingtonChicago1h 20m$85
ChicagoBurlington1h 20m$85
DetroitChicago1h 10m$91
ChicagoSt. Louis1h 18m$91
PittsburghChicago1h 25m$91