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Cheap flights from Chicago to the United States from $49

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 1/6. 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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Cheap round-trip flights

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Spirit Airlines Logo
4:57 pm - 8:00 pmORD-LGA
2h 03mnonstop
Spirit Airlines Logo
4:59 pm - 6:34 pmLGA-ORD
2h 35mnonstop
$86Spirit Airlines
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Fri, Nov 14 - Tue, Nov 18
Frontier Logo
6:40 am - 10:03 amORD-JFK
2h 23mnonstop
Frontier Logo
6:20 am - 11:14 amJFK-ORD
5h 54m1 stop
$86Frontier
Find Deal
Mon, Nov 17 - Wed, Nov 19
American Airlines Logo
2:47 pm - 6:04 pmORD-LGA
2h 17mnonstop
American Airlines Logo
8:29 pm - 10:28 pmLGA-ORD
2h 59mnonstop
$132American Airlines
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Tue, Dec 9 - Tue, Dec 9
Delta Logo
6:30 pm - 10:04 pmORD-JFK
2h 34mnonstop
Delta Logo
8:01 am - 9:56 amJFK-ORD
2h 55mnonstop
$136Delta
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Sat, Dec 6 - Mon, Dec 8
United Airlines Logo
4:35 pm - 8:00 pmORD-EWR
2h 25mnonstop
United Airlines Logo
7:00 am - 8:47 amEWR-ORD
2h 47mnonstop
$137United Airlines
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Sat, Dec 6 - Mon, Dec 8
United Airlines Logo
7:45 pm - 11:44 pmORD-MCO
2h 59mnonstop
United Airlines Logo
7:35 pm - 9:44 pmMCO-ORD
3h 09mnonstop
$137United Airlines
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Sun, Jan 18 - Mon, Jan 26
Delta Logo
10:30 am - 1:45 pmORD-LGA
2h 15mnonstop
Delta Logo
8:50 pm - 10:30 pmLGA-ORD
2h 40mnonstop
$137Delta
Find Deal
Sat, Dec 6 - Mon, Dec 8
American Airlines Logo
3:04 pm - 6:30 pmORD-EWR
2h 26mnonstop
American Airlines Logo
7:07 am - 9:05 amEWR-ORD
2h 58mnonstop
$138American Airlines
Find Deal
Sat, Dec 6 - Mon, Dec 8
Southwest Logo
3:45 pm - 7:30 pmORD-MCO
2h 45mnonstop
Southwest Logo
6:05 am - 1:00 pmMCO-ORD
7h 55m1 stop
$147Southwest
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Fri, Jan 16 - Tue, Jan 27
Southwest Logo
1:00 pm - 3:15 pmORD-LAS
4h 15mnonstop
Southwest Logo
5:50 am - 1:30 pmLAS-ORD
5h 40m1 stop
$155Southwest
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Wed, Jan 14 - Sat, Jan 17

Frontier flights from Chicago to United States

Our best Frontier deals on Chicago to United States flight tickets
Frontier
Nov 17
ORD6:40 amChicago O'Hare Intl
2h 23m
JFK10:03 amNew York John F Kennedy Intl
Nov 19
JFK6:20 amNew York John F Kennedy Intl
5h 54m
1 stop
ORD11:14 amChicago O'Hare Intl
$86
Find similar
Frontier
Nov 28
ORD11:48 amChicago O'Hare Intl
2h 20m
JFK3:08 pmNew York John F Kennedy Intl
Dec 3
JFK1:00 pmNew York John F Kennedy Intl
2h 57m
ORD2:57 pmChicago O'Hare Intl
$87
Find similar
Frontier
Dec 6
ORD1:24 pmChicago O'Hare Intl
10h 35m
1 stop
JFK12:59 amNew York John F Kennedy Intl
Dec 8
JFK1:00 pmNew York John F Kennedy Intl
2h 57m
ORD2:57 pmChicago O'Hare Intl
$88
Find similar

JetBlue flights from Chicago to United States

Our best JetBlue deals on Chicago to United States flight tickets
JetBlue
Dec 6
ORD11:25 amChicago O'Hare Intl
4h 32m
1 stop
JFK4:57 pmNew York John F Kennedy Intl
Dec 6
JFK8:00 pmNew York John F Kennedy Intl
2h 52m
ORD9:52 pmChicago O'Hare Intl
$130
Find similar
JetBlue
Nov 17
ORD6:45 amChicago O'Hare Intl
2h 14m
JFK9:59 amNew York John F Kennedy Intl
Nov 23
JFK8:55 pmNew York John F Kennedy Intl
2h 51m
ORD10:46 pmChicago O'Hare Intl
$143
Find similar
JetBlue
Nov 15
ORD6:45 amChicago O'Hare Intl
2h 14m
JFK9:59 amNew York John F Kennedy Intl
Nov 20
JFK8:30 pmNew York John F Kennedy Intl
2h 51m
ORD10:21 pmChicago O'Hare Intl
$146
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to United States 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, momondo users made 832,500 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Chicago to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoNew York

ORD - LGA

ORDLGA

Chicago O'Hare Intl

Fri 11/14

4:57 pm-8:00 pm

Nonstop2h 03m

New York LaGuardia

Tue 11/18

4:59 pm-6:34 pm

Nonstop2h 35m

$86

ChicagoNew York

ORD - JFK

ORDJFK

Chicago O'Hare Intl

Mon 11/17

6:40 am-10:03 am

Nonstop2h 23m

New York John F Kennedy Intl

Wed 11/19

6:20 am-11:14 am

1 stop5h 54m

$86

ChicagoNew York

ORD - LGA

ORDLGA

Chicago O'Hare Intl

Tue 12/9

2:47 pm-6:04 pm

Nonstop2h 17m

New York LaGuardia

Tue 12/9

8:29 pm-10:28 pm

Nonstop2h 59m

$132

ChicagoNew York

ORD - JFK

ORDJFK

Chicago O'Hare Intl

Sat 12/6

6:30 pm-10:04 pm

Nonstop2h 34m

New York John F Kennedy Intl

Mon 12/8

8:01 am-9:56 am

Nonstop2h 55m

$136

ChicagoNewark

ORD - EWR

ORDEWR

Chicago O'Hare Intl

Sat 12/6

4:35 pm-8:00 pm

Nonstop2h 25m

Newark

Mon 12/8

7:00 am-8:47 am

Nonstop2h 47m

$137

ChicagoOrlando

ORD - MCO

ORDMCO

Chicago O'Hare Intl

Sun 1/18

7:45 pm-11:44 pm

Nonstop2h 59m

Orlando

Mon 1/26

7:35 pm-9:44 pm

Nonstop3h 09m

$137

ChicagoNew York

ORD - LGA

ORDLGA

Chicago O'Hare Intl

Sat 12/6

10:30 am-1:45 pm

Nonstop2h 15m

New York LaGuardia

Mon 12/8

8:50 pm-10:30 pm

Nonstop2h 40m

$137

ChicagoNewark

ORD - EWR

ORDEWR

Chicago O'Hare Intl

Sat 12/6

3:04 pm-6:30 pm

Nonstop2h 26m

Newark

Mon 12/8

7:07 am-9:05 am

Nonstop2h 58m

$138

ChicagoOrlando

ORD - MCO

ORDMCO

Chicago O'Hare Intl

Fri 1/16

3:45 pm-7:30 pm

Nonstop2h 45m

Orlando

Tue 1/27

6:05 am-1:00 pm

1 stop7h 55m

$147

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Wed 1/14

1:00 pm-3:15 pm

Nonstop4h 15m

Las Vegas Harry Reid Intl

Sat 1/17

5:50 am-1:30 pm

1 stop5h 40m

$155

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 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, January 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 $157. If you aren’t able to travel during the month of January, then book flights to United States from Chicago during February instead. Flights to United States in February, while not as cheap as those in January, still average around $182.

What is the cheapest day to depart on your flight to United States?

According to our data, Friday is the cheapest day to fly to United States from Chicago. The lowest ticket price found for a Friday departure recently was $266. 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 $386. 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 evening when flights can be purchased for as low as $234. Try not to purchase tickets at noon because they tend to be around $381. 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 Miami for the best Chicago - United States flight prices

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

You are more likely to see cheaper flights to United States from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to United States for around $227 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from Chicago for as low as $170 on momondo.

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?

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

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

$48

Fastest flight time

2h 01m

Direct flights

Every day

Airports in United States

2 airports
The best one-way flight to United States from Chicago in the past 72 hours is $48. The best round-trip flight deal from Chicago to United States found on momondo in the last 72 hours is $88.
The fastest flight from Chicago to United States takes 2h 01m
Direct flights go from Chicago to United States every day.
There are 2 airports near United States: Newark (EWR), New York LaGuardia (LGA)
Search flight deals

  • 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 $42Free CancellationRating
6.3
8,115 reviews
Search Spirit Airlines flights
FrontierPriceFrom $42Free CancellationRating
5.8
3,117 reviews
Search Frontier flights
JetBluePriceFrom $76Free CancellationRating
7.2
2,907 reviews
Search JetBlue flights
DeltaPriceFrom $100Free CancellationRating
7.9
8,002 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $108Free CancellationRating
7.8
2,799 reviews
Search Hawaiian Airlines flights
Sun Country AirPriceFrom $112Free CancellationRating
6.9
334 reviews
Search Sun Country Air flights
American AirlinesPriceFrom $117Free CancellationRating
7.2
11,038 reviews
Search American Airlines flights
United AirlinesPriceFrom $118Free CancellationRating
7.4
8,997 reviews
Search United Airlines flights
Allegiant AirPriceFrom $135Free CancellationRating
7.2
694 reviews
Search Allegiant Air flights
SouthwestPriceFrom $137Free CancellationRating
8.0
4,238 reviews
Search Southwest 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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