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Cheap flights from Chicago O'Hare Intl Airport to the United States from $44

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 O'Hare Intl Airport to the United States departing on 12/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Chicago O'Hare Intl Airport to the United States

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:40 am - 10:03 amORD-JFK
2h 23mnonstop
Frontier Logo
4:07 pm - 5:59 pmJFK-ORD
2h 52mnonstop
$84Frontier
Find Deal
Sun, Nov 16 - Mon, Nov 24
Spirit Airlines Logo
4:57 pm - 8:00 pmORD-LGA
2h 03mnonstop
Spirit Airlines Logo
7:30 am - 9:01 amLGA-ORD
2h 31mnonstop
$85Spirit Airlines
Find Deal
Mon, Nov 17 - Sun, Nov 23
United Airlines Logo
6:00 am - 8:13 amORD-LAS
4h 13mnonstop
United Airlines Logo
11:59 pm - 5:31 amLAS-ORD
3h 32mnonstop
$131United Airlines
Find Deal
Sun, Feb 15 - Thu, Feb 19
American Airlines Logo
1:11 pm - 4:28 pmORD-LGA
2h 17mnonstop
American Airlines Logo
5:30 pm - 7:24 pmLGA-ORD
2h 54mnonstop
$132American Airlines
Find Deal
Tue, Dec 9 - Tue, Dec 9
United Airlines Logo
6:00 am - 9:07 amORD-EWR
2h 07mnonstop
United Airlines Logo
9:00 am - 10:44 amEWR-ORD
2h 44mnonstop
$137United Airlines
Find Deal
Wed, Dec 3 - Thu, Dec 4
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
6:10 am - 1:00 pmMCO-ORD
7h 50m1 stop
$147Southwest
Find Deal
Fri, Jan 16 - Sat, Jan 24
Southwest Logo
1:00 pm - 3:15 pmORD-LAS
4h 15mnonstop
Southwest Logo
4:55 pm - 10:35 pmLAS-ORD
3h 40mnonstop
$178Southwest
Find Deal
Tue, Jan 27 - Sat, Jan 31
Alaska Airlines Logo
3:05 pm - 11:59 pmORD-PHX
9h 54m1 stop
Alaska Airlines Logo
10:22 am - 7:54 pmPHX-ORD
8h 32m1 stop
$185Alaska Airlines
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Wed, Dec 3 - Wed, Dec 10
Alaska Airlines Logo
3:49 pm - 10:59 amORD-PHX
20h 10m1 stop
Alaska Airlines Logo
3:45 pm - 11:37 pmPHX-ORD
6h 52m1 stop
$199Alaska Airlines
Find Deal
Sat, Jan 24 - Sat, Jan 31

American Airlines flights from Chicago O'Hare Intl Airport to United States

Our best American Airlines deals on Chicago O'Hare Intl Airport to United States flight tickets
American Airlines
Dec 9
ORD1:11 pmChicago O'Hare Intl
2h 17m
LGA4:28 pmNew York LaGuardia
Dec 9
LGA5:30 pmNew York LaGuardia
2h 54m
ORD7:24 pmChicago O'Hare Intl
$132
Find similar
American Airlines
Dec 6
ORD3:04 pmChicago O'Hare Intl
2h 26m
EWR6:30 pmNewark
Dec 8
EWR7:07 amNewark
2h 58m
ORD9:05 amChicago O'Hare Intl
$138
Find similar
American Airlines
Feb 18
ORD4:55 pmChicago O'Hare Intl
4h 13m
LAS7:08 pmLas Vegas Harry Reid Intl
Feb 21
LAS3:30 pmLas Vegas Harry Reid Intl
3h 45m
ORD9:15 pmChicago O'Hare Intl
$156
Find similar

Frontier flights from Chicago O'Hare Intl Airport to United States

Our best Frontier deals on Chicago O'Hare Intl Airport to United States flight tickets
Frontier
Nov 16
ORD6:40 amChicago O'Hare Intl
2h 23m
JFK10:03 amNew York John F Kennedy Intl
Nov 24
JFK4:07 pmNew York John F Kennedy Intl
2h 52m
ORD5:59 pmChicago O'Hare Intl
$84
Find similar
Frontier
Feb 20
ORD6:40 amChicago O'Hare Intl
2h 24m
JFK10:04 amNew York John F Kennedy Intl
Feb 26
JFK11:00 amNew York John F Kennedy Intl
2h 57m
ORD12:57 pmChicago O'Hare Intl
$85
Find similar
Frontier
Nov 18
ORD6:40 amChicago O'Hare Intl
2h 23m
JFK10:03 amNew York John F Kennedy Intl
Nov 20
JFK7:00 amNew York John F Kennedy Intl
11h 13m
1 stop
ORD5:13 pmChicago O'Hare Intl
$86
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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 4, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoNew York

ORD - JFK

ORDJFK

Chicago O'Hare Intl

Sun 11/16

6:40 am-10:03 am

Nonstop2h 23m

New York John F Kennedy Intl

Mon 11/24

4:07 pm-5:59 pm

Nonstop2h 52m

$84

ChicagoNew York

ORD - LGA

ORDLGA

Chicago O'Hare Intl

Mon 11/17

4:57 pm-8:00 pm

Nonstop2h 03m

New York LaGuardia

Sun 11/23

7:30 am-9:01 am

Nonstop2h 31m

$85

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sun 2/15

6:00 am-8:13 am

Nonstop4h 13m

Las Vegas Harry Reid Intl

Thu 2/19

11:59 pm-5:31 am

Nonstop3h 32m

$131

ChicagoNew York

ORD - LGA

ORDLGA

Chicago O'Hare Intl

Tue 12/9

1:11 pm-4:28 pm

Nonstop2h 17m

New York LaGuardia

Tue 12/9

5:30 pm-7:24 pm

Nonstop2h 54m

$132

ChicagoNewark

ORD - EWR

ORDEWR

Chicago O'Hare Intl

Wed 12/3

6:00 am-9:07 am

Nonstop2h 07m

Newark

Thu 12/4

9:00 am-10:44 am

Nonstop2h 44m

$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

Sat 1/24

6:10 am-1:00 pm

1 stop7h 50m

$147

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 1/27

1:00 pm-3:15 pm

Nonstop4h 15m

Las Vegas Harry Reid Intl

Sat 1/31

4:55 pm-10:35 pm

Nonstop3h 40m

$178

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Wed 12/3

3:05 pm-11:59 pm

1 stop9h 54m

Phoenix Sky Harbor Intl

Wed 12/10

10:22 am-7:54 pm

1 stop8h 32m

$185

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 1/24

3:49 pm-10:59 am

1 stop20h 10m

Phoenix Sky Harbor Intl

Sat 1/31

3:45 pm-11:37 pm

1 stop6h 52m

$199

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 O'Hare Intl Airport 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 O'Hare Intl Airport to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $155. If you aren’t able to travel during the month of January, then book flights to United States from Chicago O'Hare Intl Airport during February instead. Flights to United States in February, while not as cheap as those in January, still average around $177.

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 O'Hare Intl Airport. 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 $378. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Chicago O'Hare Intl to United States flight route?

Fly from Chicago O'Hare Intl to New York John F Kennedy Intl for the best Chicago O'Hare Intl - 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 O'Hare Intl Airport 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 O'Hare Intl Airport for as low as $170 on momondo.

What cabin class options are available on Chicago O'Hare Intl to United States flights?

There are 4 cabin classes available to choose from on Chicago O'Hare Intl 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 O'Hare Intl Airport to United States flights?

No. A direct flight is the cheapest option for a flight between Chicago O'Hare Intl Airport to United States.

Cheap Chicago O'Hare Intl Airport to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to United States

Best Price Found

$49

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 O'Hare Intl Airport in the past 72 hours is $49. The best round-trip flight deal from Chicago O'Hare Intl Airport to United States found on momondo in the last 72 hours is $96.
The fastest flight from Chicago O'Hare Intl Airport to United States takes 2h 01m
Direct flights go from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to United States?

    Prices for flights from Chicago O'Hare Intl Airport to United States are refreshed on a daily basis.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to United States?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to United States?

Best airlines flying from Chicago O'Hare Intl Airport to United States

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to United States with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $42Free CancellationRating
6.3
8,112 reviews
Search Spirit Airlines flights
FrontierPriceFrom $42Free CancellationRating
5.8
3,116 reviews
Search Frontier flights
JetBluePriceFrom $76Free CancellationRating
7.2
2,907 reviews
Search JetBlue flights
DeltaPriceFrom $102Free 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
335 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
8,998 reviews
Search United Airlines flights
SouthwestPriceFrom $138Free CancellationRating
8.0
4,237 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $167Free CancellationRating
8.0
11,237 reviews
Search Alaska Airlines flights

Why use momondo?

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

It is quick and easy to find Chicago to United States flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to United States that suits you.

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

Flights from Chicago to United States with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Chicago to United States 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 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.

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