Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Illinois to the United States from $28

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to the United States departing on 2/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Deals available from 900+ travel sites.

"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from Illinois to the United States

Cheap round-trip flights

These are some of the best round-trip flight deals from Illinois to the United States that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Illinois to the United States.

Cheap last minute flights

Planning a quick getaway from Illinois to the United States? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to the United States, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Illinois to the United States

Find recent round-trip train or bus tickets from Illinois to the United States.

All round-trip flight deals to the United States

The cheapest plane tickets to the United States found on KAYAK recently.
10:56 am - 1:43 pmORD-DFW
2h 47mnonstop
7:17 am - 9:51 amDFW-ORD
2h 34mnonstop
$57Frontier
Find Deal
Tue, Feb 25 - Wed, Feb 26
6:20 am - 9:33 amORD-PHX
4h 13mnonstop
10:38 am - 3:13 pmPHX-ORD
3h 35mnonstop
$67Frontier
Find Deal
Sat, Jan 25 - Sat, Feb 1
9:53 pm - 11:59 pmORD-LAS
4h 06mnonstop
8:51 am - 2:26 pmLAS-ORD
3h 35mnonstop
$75Spirit Airlines
Find Deal
Sun, Dec 8 - Thu, Dec 12
10:59 am - 2:54 pmORD-MCO
2h 55mnonstop
6:54 pm - 8:58 pmMCO-ORD
3h 04mnonstop
Mon, Dec 9 - Thu, Dec 12
9:53 pm - 11:59 pmORD-LAS
4h 06mnonstop
11:58 pm - 5:30 amLAS-ORD
3h 32mnonstop
$77Spirit Airlines
Find Deal
Mon, Dec 9 - Thu, Dec 12
10:59 am - 2:54 pmORD-MCO
2h 55mnonstop
6:54 pm - 8:58 pmMCO-ORD
3h 04mnonstop
Mon, Dec 9 - Thu, Dec 12
6:20 pm - 9:32 pmORD-EWR
2h 12mnonstop
3:00 pm - 4:40 pmEWR-ORD
2h 40mnonstop
$139American Airlines
Find Deal
Tue, Jan 14 - Tue, Jan 28
4:20 pm - 6:34 pmORD-LAS
4h 14mnonstop
5:05 pm - 10:45 pmLAS-ORD
3h 40mnonstop
$139United Airlines
Find Deal
Sat, Mar 1 - Tue, Mar 4
6:20 pm - 9:32 pmORD-EWR
2h 12mnonstop
12:35 pm - 2:15 pmEWR-ORD
2h 40mnonstop
$140American Airlines
Find Deal
Wed, Jan 8 - Wed, Jan 15
8:00 am - 11:11 amORD-LGA
2h 11mnonstop
8:15 am - 10:02 amLGA-ORD
2h 47mnonstop
$157United Airlines
Find Deal
Tue, Feb 18 - Sat, Feb 22
10:56 am - 1:43 pmORD-DFW
2h 47mnonstop
$28Frontier
Find Deal
Wed, Feb 12
6:20 am - 9:29 amORD-PHX
4h 09mnonstop
$33Frontier
Find Deal
Sat, Jan 11
9:53 pm - 11:59 pmORD-LAS
4h 06mnonstop
$35Spirit Airlines
Find Deal
Mon, Dec 9
4:19 pm - 7:24 pmORD-LGA
2h 05mnonstop
$37Spirit Airlines
Find Deal
Tue, Dec 17
7:40 pm - 9:58 pmORD-LAS
4h 18mnonstop
$70United Airlines
Find Deal
Tue, Feb 18
11:40 am - 2:55 pmORD-JFK
2h 15mnonstop
$73American Airlines
Find Deal
Tue, Jan 7
6:00 am - 9:10 amORD-LGA
2h 10mnonstop
$74United Airlines
Find Deal
Mon, Jan 13
6:20 pm - 9:32 pmORD-EWR
2h 12mnonstop
$74American Airlines
Find Deal
Tue, Jan 14
10:14 am - 1:30 pmORD-JFK
2h 16mnonstop
$74JetBlue
Find Deal
Tue, Dec 17
5:40 pm - 9:00 pmORD-JFK
2h 20mnonstop
$79JetBlue
Find Deal
Tue, Feb 18
1:09 pm - 11:29 pmORD-LGA
9h 20m1 stop
9:29 pm - 11:07 pmLGA-ORD
2h 38mnonstop
$133Spirit Airlines
Find Deal
Fri, Nov 29 - Wed, Dec 4
5:30 am - 8:42 amORD-EWR
2h 12mnonstop
10:55 pm - 12:34 amEWR-ORD
2h 39mnonstop
$134Spirit Airlines
Find Deal
Thu, Nov 28 - Tue, Dec 10
11:05 am - 3:07 pmORD-MCO
3h 02mnonstop
7:30 am - 9:54 amMCO-ORD
3h 24mnonstop
$171Frontier
Find Deal
Fri, Nov 29 - Fri, Dec 6
4:29 pm - 7:24 pmORD-LGA
1h 55mnonstop
5:59 pm - 8:24 amLGA-ORD
15h 25m1 stop
Wed, Nov 27 - Wed, Dec 11
3:00 pm - 5:13 pmORD-LAS
4h 13mnonstop
11:37 am - 5:28 pmLAS-ORD
3h 51mnonstop
$189Frontier
Find Deal
Sat, Nov 30 - Thu, Dec 5
1:09 pm - 10:41 pmORD-LAS
11h 32m1 stop
11:37 am - 5:28 pmLAS-ORD
3h 51mnonstop
Fri, Nov 29 - Thu, Dec 5
1:24 pm - 7:54 pmORD-LGA
5h 30m1 stop
6:00 am - 7:46 amLGA-ORD
2h 46mnonstop
$249American Airlines
Find Deal
Sat, Nov 30 - Thu, Dec 5
1:24 pm - 7:54 pmORD-LGA
5h 30m1 stop
11:00 am - 2:19 pmLGA-ORD
4h 19m1 stop
$278American Airlines
Find Deal
Sat, Nov 30 - Tue, Dec 3
7:05 am - 10:30 amORD-JFK
2h 25mnonstop
8:10 am - 10:04 amJFK-ORD
2h 54mnonstop
$317Delta
Find Deal
Fri, Nov 29 - Thu, Dec 5
1:31 pm - 9:16 pmORD-JFK
6h 45m1 stop
3:00 pm - 4:48 pmJFK-ORD
2h 48mnonstop
$327Delta
Find Deal
Fri, Nov 29 - Wed, Dec 4
10:56 am - 1:43 pmORD-DFW
2h 47mnonstop
7:17 am - 9:51 amDFW-ORD
2h 34mnonstop
$57Frontier
Find Deal
Tue, Feb 25 - Wed, Feb 26
10:56 am - 1:43 pmORD-DFW
2h 47mnonstop
7:17 am - 9:51 amDFW-ORD
2h 34mnonstop
$58Frontier
Find Deal
Wed, Feb 19 - Wed, Feb 26
9:53 pm - 11:59 pmORD-LAS
4h 06mnonstop
8:51 am - 2:26 pmLAS-ORD
3h 35mnonstop
$75Spirit Airlines
Find Deal
Sun, Dec 8 - Thu, Dec 12
7:33 am - 10:13 amORD-DFW
2h 40mnonstop
6:10 am - 8:37 amDFW-ORD
2h 27mnonstop
$76Spirit Airlines
Find Deal
Tue, Dec 17 - Wed, Jan 8
10:59 am - 2:54 pmORD-MCO
2h 55mnonstop
6:54 pm - 8:58 pmMCO-ORD
3h 04mnonstop
Mon, Dec 9 - Thu, Dec 12
3:51 pm - 6:33 pmORD-DFW
2h 42mnonstop
3:10 pm - 5:40 pmDFW-ORD
2h 30mnonstop
Thu, Dec 5 - Wed, Dec 11
6:20 pm - 9:32 pmORD-EWR
2h 12mnonstop
12:35 pm - 2:15 pmEWR-ORD
2h 40mnonstop
$138American Airlines
Find Deal
Tue, Jan 14 - Wed, Jan 22
6:20 pm - 9:32 pmORD-EWR
2h 12mnonstop
3:00 pm - 4:40 pmEWR-ORD
2h 40mnonstop
$139American Airlines
Find Deal
Tue, Jan 14 - Tue, Jan 28
4:20 pm - 6:34 pmORD-LAS
4h 14mnonstop
5:05 pm - 10:45 pmLAS-ORD
3h 40mnonstop
$139United Airlines
Find Deal
Sat, Mar 1 - Tue, Mar 4
6:05 pm - 9:25 pmORD-EWR
2h 20mnonstop
6:00 am - 7:44 amEWR-ORD
2h 44mnonstop
$168United Airlines
Find Deal
Sat, Dec 14 - Wed, Jan 15

Spirit Airlines flights from Illinois to United States

Our best Spirit Airlines deals on Illinois to United States flight tickets
Spirit Airlines
Dec 8
ORD9:53 pmChicago O'Hare Intl
4h 06m
LAS11:59 pmLas Vegas Harry Reid Intl
Dec 12
LAS8:51 amLas Vegas Harry Reid Intl
3h 35m
ORD2:26 pmChicago O'Hare Intl
Spirit Airlines
Dec 9
ORD9:53 pmChicago O'Hare Intl
4h 06m
LAS11:59 pmLas Vegas Harry Reid Intl
Dec 12
LAS11:58 pmLas Vegas Harry Reid Intl
3h 32m
ORD5:30 amChicago O'Hare Intl
Spirit Airlines
Dec 8
ORD9:53 pmChicago O'Hare Intl
4h 06m
LAS11:59 pmLas Vegas Harry Reid Intl
Dec 12
LAS11:58 pmLas Vegas Harry Reid Intl
3h 32m
ORD5:30 amChicago O'Hare Intl

Frontier flights from Illinois to United States

Our best Frontier deals on Illinois to United States flight tickets
Frontier
Feb 25
ORD10:56 amChicago O'Hare Intl
2h 47m
DFW1:43 pmDallas/Fort Worth
Feb 26
DFW7:17 amDallas/Fort Worth
2h 34m
ORD9:51 amChicago O'Hare Intl
Frontier
Jan 25
ORD6:20 amChicago O'Hare Intl
4h 13m
PHX9:33 amPhoenix Sky Harbor Intl
Feb 1
PHX10:38 amPhoenix Sky Harbor Intl
3h 35m
ORD3:13 pmChicago O'Hare Intl
Frontier
Jan 18
ORD6:20 amChicago O'Hare Intl
4h 13m
PHX9:33 amPhoenix Sky Harbor Intl
Jan 25
PHX10:38 amPhoenix Sky Harbor Intl
3h 35m
ORD3:13 pmChicago O'Hare Intl

See travel insights to the United States from

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

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 day to depart on your flight to United States?

According to our data, Wednesday is the cheapest day to fly to United States from Illinois. The lowest ticket price found for a Wednesday departure recently was $193. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $275. These prices are subject to change though, so be sure to set up a Price Alert for flights to United States.

What is the cheapest Illinois to United States flight route?

Fly from Chicago Midway to Atlanta Hartsfield-Jackson for the best Illinois - United States flight prices

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

There are 4 cabin classes available to choose from on Illinois to United States 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 Illinois to United States flights?

You could potentially save up to 60% on your flight if you consider stops on a Illinois to United States flight.

Cheap Illinois to United States flight deals and tips

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

Best Price Found

$28

Fastest flight time

1h 54m

Direct flights

Every day

Airports in United States

7 airports
The best one-way flight to United States from Illinois in the past 72 hours is $28. The best round-trip flight deal from Illinois to United States found on momondo in the last 72 hours is $57.
The fastest flight from Illinois to United States takes 1h 54m
Direct flights go from Illinois to United States every day.
There are 7 airports near United States: Phoenix Sky Harbor Intl (PHX), Newark (EWR), Dallas/Fort Worth (DFW), Miami (MIA), New York LaGuardia (LGA), Orlando (MCO), Las Vegas Harry Reid Intl (LAS)

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

    Prices for flights from Illinois to United States refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to United States.

  • What documentation or ID do you need to fly to United States?

    The travel and health documents required for your trip to United States 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 United States. 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 Illinois to United States?


Best airlines flying from Illinois to United States

Compare and see reviews for airlines that fly from Illinois to United States with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $31Free CancellationRating
6.3
8,176 reviews
Search Spirit Airlines flights
FrontierPriceFrom $42Free CancellationRating
6.1
3,526 reviews
Search Frontier flights
Allegiant AirPriceFrom $54Free CancellationRating
7.3
849 reviews
Search Allegiant Air flights
DeltaPriceFrom $63Free CancellationRating
8.0
8,734 reviews
Search Delta flights
JetBluePriceFrom $84Free CancellationRating
7.4
3,365 reviews
Search JetBlue flights
United AirlinesPriceFrom $125Free CancellationRating
7.4
9,156 reviews
Search United Airlines flights
SouthwestPriceFrom $132Free CancellationRating
8.1
4,984 reviews
Search Southwest flights
American AirlinesPriceFrom $136Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $136Free CancellationRating
8.0
9,475 reviews
Search Alaska Airlines flights
Sun Country AirPriceFrom $191Free CancellationRating
7.0
414 reviews
Search Sun Country Air flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to United States. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to United States from Illinois which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Illinois and United States by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Illinois to United States flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


An easier way to manage your United States 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
From?
To?
Sat 11/30
Sat 12/7
Email me momondo's favorite deals

Find better results for your trip to the United States

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo