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Cheap flights from Chicago to the United States from $29

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to the United States departing on 2/25. 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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Find the cheapest flights from Chicago to the United States

Cheap round-trip flights

These are some of the best round-trip flight deals from Chicago 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 Chicago to the United States.

Cheap last minute flights

Planning a quick getaway from Chicago 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 Chicago to the United States

Find recent round-trip train or bus tickets from Chicago 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
$58Frontier
Find Deal
Wed, Feb 12 - Wed, Feb 19
10:56 am - 1:43 pmORD-DFW
2h 47mnonstop
7:17 am - 9:51 amDFW-ORD
2h 34mnonstop
$59Frontier
Find Deal
Wed, Feb 12 - Wed, Feb 19
5:06 pm - 8:10 pmORD-LGA
2h 04mnonstop
9:15 pm - 10:55 pmLGA-ORD
2h 40mnonstop
$72Spirit Airlines
Find Deal
Tue, Jan 14 - Tue, Jan 14
5:06 pm - 8:10 pmORD-LGA
2h 04mnonstop
10:59 am - 12:39 pmLGA-ORD
2h 40mnonstop
$75Spirit Airlines
Find Deal
Tue, Jan 14 - Wed, Jan 15
4:15 pm - 6:24 pmORD-LAS
4h 09mnonstop
11:48 pm - 5:25 amLAS-ORD
3h 37mnonstop
$139United Airlines
Find Deal
Sat, Feb 8 - Tue, Feb 11
6:20 pm - 9:32 pmORD-EWR
2h 12mnonstop
6:28 pm - 8:08 pmEWR-ORD
2h 40mnonstop
$140American Airlines
Find Deal
Tue, Feb 4 - Wed, Feb 19
10:40 am - 1:54 pmORD-EWR
2h 14mnonstop
3:00 pm - 4:40 pmEWR-ORD
2h 40mnonstop
$141American Airlines
Find Deal
Tue, Feb 4 - Tue, Feb 11
2:03 pm - 5:29 pmORD-JFK
2h 26mnonstop
7:29 pm - 9:28 pmJFK-ORD
2h 59mnonstop
$146Delta
Find Deal
Sat, Jan 11 - Mon, Jan 13
7:30 am - 10:51 amORD-LGA
2h 21mnonstop
6:00 pm - 7:55 pmLGA-ORD
2h 55mnonstop
$147Delta
Find Deal
Fri, Feb 7 - Fri, Feb 7
6:08 pm - 11:30 pmORD-LGA
4h 22m1 stop
10:27 am - 4:48 pmLGA-ORD
7h 21m1 stop
$166United Airlines
Find Deal
Sat, Jan 11 - Sun, Jan 12
10:56 am - 1:43 pmORD-DFW
2h 47mnonstop
$29Frontier
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Tue, Feb 25
6:20 am - 9:33 amORD-PHX
4h 13mnonstop
$33Frontier
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Sat, Feb 8
5:06 pm - 8:10 pmORD-LGA
2h 04mnonstop
$37Spirit Airlines
Find Deal
Tue, Jan 14
5:50 am - 9:06 amORD-EWR
2h 16mnonstop
$37Spirit Airlines
Find Deal
Thu, Jan 9
4:22 pm - 7:40 pmORD-JFK
2h 18mnonstop
$73American Airlines
Find Deal
Tue, Jan 14
8:35 am - 12:00 pmORD-LGA
2h 25mnonstop
$73Delta
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Wed, Jan 15
7:47 pm - 10:59 pmORD-EWR
2h 12mnonstop
$74United Airlines
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Tue, Jan 21
7:40 pm - 11:00 pmORD-LGA
2h 20mnonstop
$74Delta
Find Deal
Fri, Jan 31
7:00 am - 2:33 pmORD-LAS
9h 33m1 stop
$75United Airlines
Find Deal
Wed, Feb 19
6:20 pm - 9:32 pmORD-EWR
2h 12mnonstop
$75American Airlines
Find Deal
Tue, Jan 14
1:24 pm - 4:40 pmORD-EWR
2h 16mnonstop
5:35 pm - 7:19 pmEWR-ORD
2h 44mnonstop
$195Spirit Airlines
Find Deal
Wed, Dec 25 - Wed, Jan 8
3:30 pm - 6:12 pmORD-DFW
2h 42mnonstop
6:10 am - 8:37 amDFW-ORD
2h 27mnonstop
Tue, Dec 24 - Wed, Jan 1
3:51 pm - 6:33 pmORD-DFW
2h 42mnonstop
7:12 pm - 11:59 pmDFW-ORD
4h 47m1 stop
$225Frontier
Find Deal
Thu, Dec 26 - Tue, Dec 31
4:31 pm - 7:13 pmORD-DFW
2h 42mnonstop
7:38 pm - 10:07 pmDFW-ORD
2h 29mnonstop
$245Frontier
Find Deal
Wed, Dec 25 - Thu, Jan 9
8:37 am - 11:44 amORD-LGA
2h 07mnonstop
12:00 pm - 1:45 pmLGA-ORD
2h 45mnonstop
$302American Airlines
Find Deal
Tue, Dec 24 - Tue, Jan 7
7:00 am - 12:05 pmORD-JFK
4h 05m1 stop
8:00 am - 9:55 amJFK-ORD
2h 55mnonstop
$312Delta
Find Deal
Tue, Dec 24 - Tue, Jan 7
2:30 pm - 5:47 pmORD-EWR
2h 17mnonstop
6:29 pm - 8:13 pmEWR-ORD
2h 44mnonstop
$313United Airlines
Find Deal
Tue, Dec 24 - Tue, Dec 31
7:00 am - 12:06 pmORD-EWR
4h 06m1 stop
9:37 am - 12:55 pmEWR-ORD
4h 18m1 stop
$321Delta
Find Deal
Wed, Dec 25 - Wed, Jan 8
6:08 pm - 11:46 pmORD-EWR
4h 38m1 stop
6:29 pm - 8:13 pmEWR-ORD
2h 44mnonstop
$323United Airlines
Find Deal
Tue, Dec 24 - Tue, Dec 31
7:26 am - 10:35 amORD-LGA
2h 09mnonstop
7:57 pm - 9:37 pmLGA-ORD
2h 40mnonstop
$330American Airlines
Find Deal
Tue, Dec 24 - Tue, Dec 31
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
10:56 am - 1:43 pmORD-DFW
2h 47mnonstop
7:17 am - 9:51 amDFW-ORD
2h 34mnonstop
$59Frontier
Find Deal
Wed, Feb 12 - Wed, Feb 19
5:06 pm - 8:10 pmORD-LGA
2h 04mnonstop
9:15 pm - 10:55 pmLGA-ORD
2h 40mnonstop
$72Spirit Airlines
Find Deal
Tue, Jan 14 - Tue, Jan 14
5:06 pm - 8:10 pmORD-LGA
2h 04mnonstop
10:59 am - 12:39 pmLGA-ORD
2h 40mnonstop
$75Spirit Airlines
Find Deal
Tue, Jan 14 - Wed, Jan 15
4:15 pm - 6:24 pmORD-LAS
4h 09mnonstop
11:48 pm - 5:25 amLAS-ORD
3h 37mnonstop
$139United Airlines
Find Deal
Sat, Feb 8 - Tue, Feb 11
6:20 pm - 9:32 pmORD-EWR
2h 12mnonstop
6:29 pm - 8:13 pmEWR-ORD
2h 44mnonstop
$139American Airlines
Find Deal
Tue, Jan 21 - Sat, Jan 25
6:20 pm - 9:32 pmORD-EWR
2h 12mnonstop
6:28 pm - 8:08 pmEWR-ORD
2h 40mnonstop
$140American Airlines
Find Deal
Tue, Feb 4 - Wed, Feb 19
2:03 pm - 5:29 pmORD-JFK
2h 26mnonstop
7:29 pm - 9:28 pmJFK-ORD
2h 59mnonstop
$146Delta
Find Deal
Sat, Jan 11 - Mon, Jan 13
7:30 am - 10:55 amORD-LGA
2h 25mnonstop
4:45 pm - 6:41 pmLGA-ORD
2h 56mnonstop
$147Delta
Find Deal
Sun, Jan 19 - Wed, Jan 22
8:15 pm - 11:35 pmORD-EWR
2h 20mnonstop
7:00 am - 8:40 amEWR-ORD
2h 40mnonstop
$168United Airlines
Find Deal
Sat, Apr 5 - Sun, Apr 13

Frontier flights from Chicago to United States

Our best Frontier deals on Chicago to United States flight tickets
Frontier
Feb 12
ORD10:56 amChicago O'Hare Intl
2h 47m
DFW1:43 pmDallas/Fort Worth
Feb 19
DFW7:17 amDallas/Fort Worth
2h 34m
ORD9:51 amChicago O'Hare Intl
Frontier
Feb 12
ORD10:56 amChicago O'Hare Intl
2h 47m
DFW1:43 pmDallas/Fort Worth
Feb 19
DFW7:17 amDallas/Fort Worth
2h 34m
ORD9:51 amChicago O'Hare Intl
Frontier
Feb 8
ORD6:20 amChicago O'Hare Intl
4h 13m
PHX9:33 amPhoenix Sky Harbor Intl
Feb 12
PHX7:10 pmPhoenix Sky Harbor Intl
3h 29m
ORD11:39 pmChicago O'Hare Intl

United Airlines flights from Chicago to United States

Our best United Airlines deals on Chicago to United States flight tickets
United Airlines
Feb 8
ORD4:15 pmChicago O'Hare Intl
4h 09m
LAS6:24 pmLas Vegas Harry Reid Intl
Feb 11
LAS11:48 pmLas Vegas Harry Reid Intl
3h 37m
ORD5:25 amChicago O'Hare Intl
United Airlines
Jan 11
ORD6:08 pmChicago O'Hare Intl
4h 22m
1 stop
LGA11:30 pmNew York LaGuardia
Jan 12
LGA10:27 amNew York LaGuardia
7h 21m
1 stop
ORD4:48 pmChicago O'Hare Intl
United Airlines
Mar 9
ORD6:00 amChicago O'Hare Intl
2h 07m
LGA9:07 amNew York LaGuardia
Mar 13
LGA8:15 amNew York LaGuardia
2h 47m
ORD10:02 amChicago O'Hare Intl

See travel insights to the United States from

How to get the cheapest flight ticket from Chicago 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 month to fly to United States?

In general, September is the cheapest month to fly from Chicago to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $152. If you aren’t able to travel during the month of September, then book flights to United States from Chicago during February instead. Flights to United States in February, while not as cheap as those in September, still average around $173.

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 Chicago. The lowest ticket price found for a Wednesday departure recently was $188. 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 $266. 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 time of day to depart on your flight to United States?

The cheapest time of day to fly to United States is in the afternoon when flights can be purchased for as low as $202. Try not to purchase tickets at noon because they tend to be around $239. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Chicago to United States flight route?

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

How far in advance should I book a flight to United States?

Most flyers found that booking tickets 44 days in advance of their planned departure date is the best time to get cheap flights to United States. During this timeframe, flight prices are around $227. Keep in mind that you might be able to find cheaper flights to United States at any time. In fact, our users found flights for as low as $93 in the past 72 hours.

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

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

You could potentially save up to 58% on your flight if you consider stops on a Chicago to United States flight.

Cheap Chicago to United States flight deals and tips

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

Best Price Found

$29

Fastest flight time

1h 57m

Direct flights

Every day

Airports in United States

9 airports
The best one-way flight to United States from Chicago in the past 72 hours is $29. The best round-trip flight deal from Chicago to United States found on momondo in the last 72 hours is $58.
The fastest flight from Chicago to United States takes 1h 57m
Direct flights go from Chicago to United States every day.
There are 9 airports near United States: Phoenix Sky Harbor Intl (PHX), Newark (EWR), Los Angeles (LAX), Dallas/Fort Worth (DFW), Miami (MIA), New York LaGuardia (LGA), Fort Lauderdale (FLL), New York John F Kennedy Intl (JFK), Las Vegas Harry Reid Intl (LAS)

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

    Prices for flights from Chicago to United States are refreshed on a daily basis.

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

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

    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 Chicago 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 Chicago to United States?


Best airlines flying from Chicago to United States

Compare and see reviews for airlines that fly from Chicago to United States with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $32Free CancellationRating
6.3
8,111 reviews
Search Spirit Airlines flights
FrontierPriceFrom $46Free CancellationRating
6.1
3,472 reviews
Search Frontier flights
Allegiant AirPriceFrom $54Free CancellationRating
7.3
823 reviews
Search Allegiant Air flights
DeltaPriceFrom $63Free CancellationRating
8.0
8,594 reviews
Search Delta flights
JetBluePriceFrom $84Free CancellationRating
7.4
3,265 reviews
Search JetBlue flights
United AirlinesPriceFrom $125Free CancellationRating
7.4
9,028 reviews
Search United Airlines flights
American AirlinesPriceFrom $135Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $138Free CancellationRating
8.1
4,804 reviews
Search Southwest flights
Sun Country AirPriceFrom $147Free CancellationRating
7.0
392 reviews
Search Sun Country Air flights
Alaska AirlinesPriceFrom $148Free CancellationRating
8.0
9,537 reviews
Search Alaska Airlines flights

Why use momondo?

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

Finding the right flight to United States from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to United States quick and easy, saving you time and money.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to United States.

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

If you are simply researching potential flights to United States, momondo offers a useful price alert feature which will track prices for flights to United States from Chicago and alert you when they change.


An easier way to manage your United States trip

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