$45+ Cheap flights from Chicago (CHI) to the United States
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Chicago to USA with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Chicago to USA
Cheapest flights from Chicago to USAExplore the most affordable flight options available from Chicago to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.
Explore the most affordable flight options available from Chicago to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.
This Priceline deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Super.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This CheapOair deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Super.com deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Super.com deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This CheapOair deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This CheapOair deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This CheapOair deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Super.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Frontier deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Mytrip deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Find flight deals from Chicago to USA
Keep the following information in mind while searching for Chicago to USA flight deals. Data was last updated December 12, 2025.
Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $77 (Kiwi.com) |
One-way from | $45 (Spirit) |
Popular in | June |
Cheapest in | January |
Average price | $232 |
Good round-trip deal | $62 or less |
Good one-way deal | $44 or less |
Cheapflights Fare Finder
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
ChicagoFort Lauderdale
ORD - FLL
ORDFLL
Chicago O'Hare Intl
Wed 1/7
3:26 pm-7:45 pm
Nonstop3h 19m
Fort Lauderdale
Mon 1/12
6:40 am-2:17 pm
1 stop8h 37m
ChicagoNew York
ORD - LGA
ORDLGA
Chicago O'Hare Intl
Fri 1/16
5:53 pm-8:59 pm
Nonstop2h 06m
New York LaGuardia
Mon 1/19
7:30 am-9:12 am
Nonstop2h 42m
ChicagoFort Lauderdale
ORD - FLL
ORDFLL
Chicago O'Hare Intl
Thu 1/1
7:30 am-11:39 am
Nonstop3h 09m
Fort Lauderdale
Thu 1/8
5:10 pm-7:38 pm
Nonstop3h 28m
ChicagoMiami
ORD - MIA
ORDMIA
Chicago O'Hare Intl
Thu 2/19
7:23 pm-11:39 pm
Nonstop3h 16m
Miami
Mon 2/23
7:12 am-9:39 am
Nonstop3h 27m
ChicagoFort Lauderdale
ORD - FLL
ORDFLL
Chicago O'Hare Intl
Sat 1/3
5:00 am-9:10 am
Nonstop3h 10m
Fort Lauderdale
Sat 2/28
8:59 am-11:27 am
Nonstop3h 28m
ChicagoFort Lauderdale
ORD - FLL
ORDFLL
Chicago O'Hare Intl
Tue 1/20
10:07 am-8:05 pm
1 stop8h 58m
Fort Lauderdale
Sat 1/24
1:03 pm-5:52 pm
1 stop5h 49m
ChicagoLas Vegas
ORD - LAS
ORDLAS
Chicago O'Hare Intl
Sat 1/17
7:45 pm-9:59 pm
Nonstop4h 14m
Las Vegas Harry Reid Intl
Tue 1/20
11:30 pm-5:06 am
Nonstop3h 36m
ChicagoNew York
ORD - LGA
ORDLGA
Chicago O'Hare Intl
Sat 4/11
7:00 am-10:00 pm
1 stop14h 00m
New York LaGuardia
Mon 4/13
7:30 am-9:10 am
Nonstop2h 40m
ChicagoNew York
ORD - LGA
ORDLGA
Chicago O'Hare Intl
Thu 1/15
7:10 am-10:41 am
Nonstop2h 31m
New York LaGuardia
Sun 1/18
4:30 pm-6:28 pm
Nonstop2h 58m
ChicagoNew York
ORD - JFK
ORDJFK
Chicago O'Hare Intl
Thu 2/12
6:04 am-9:20 am
Nonstop2h 16m
New York John F Kennedy Intl
Tue 2/17
9:15 pm-11:10 pm
Nonstop2h 55m
Best time to book a flight from Chicago to USA
Have a flexible travel schedule? Discover the best time to fly to USA from Chicago with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Chicago to the United States
What is the cheapest month to book a flight from Chicago to USA?
Currently, January is the cheapest month in which you can book a flight from Chicago to USA (average of $36). Flying from Chicago to USA in July is currently the most expensive (average of $79). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from CHI to US?
Find hourly flight availability from Chicago to USA. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.
It’s typically best to fly out from Chicago to USA in the evening. Doing so could potentially save you 18% on the flight price compared to flying at noon, which is usually more expensive.
What is the cheapest day to fly from Chicago to USA?
Use this chart to determine the cheapest time to fly round-trip from Chicago to USA. Price data was last updated on December 6, 2025.
Travelers seeking maximum savings on their Chicago to USA flight should consider departing on Wednesday at noon when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Chicago to USA
Explore weekly flight availability from Chicago to USA. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 12, 2025.
The most flights from CHI to US0 are scheduled on a Thursday (104 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (56 on average).
How often are flights from Chicago to the United States delayed?
About 17% of weekly flights between Chicago and United States have experienced delays in the past year, with the average delay time being 136 minutes.
What is the most punctual flight time for Chicago to the United States flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Chicago to the United States flights?
Over the last year, Braathens Regional Aviation have had the lowest number of delays on this route, with just 11% of flights being delayed.
Reviews of airlines servicing USA
Get insights into the airlines that provide service to USA. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to USA. Reviews last updated December 12, 2025.
Read through reviews of airlines operating flights from Chicago to the United States, such as Southwest, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
Food
Boarding
Comfort
Crew
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Food
Boarding
Comfort
Crew
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Food
Boarding
Comfort
Crew
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Food
Boarding
Comfort
Crew
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Food
Boarding
Comfort
Crew
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Food
Boarding
Comfort
Crew
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Chicago to USA. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Chicago to USA
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from Chicago to USA
Discover the top 10 airlines that operate flights from Chicago to USA. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$40 | Average$189 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$42 | Average$175 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$78 | Average$248 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$98 | Average$336 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$108 | Average$217 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$112 | Average$338 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$117 | Average$300 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$117 | Average$361 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$136 | Average$345 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$138 | Average$324 | FlexibilityNo cancel fee | On-time88% |