$112+ Cheap flights from Charleston (CHS) to O'Hare Intl (ORD)
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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — ORD
Sep 24 — Oct 11
Round-trip
1 adult, Economy
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Find cheap flights from Charleston to O'Hare Intl 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.Cheapflights Tip: The best prices from Charleston to Chicago O'Hare Intl are usually found in August or September, booked 34 days in advance, depart on a Friday or Wednesday and return on a Tuesday
Cheap flight deals from Charleston to O'Hare Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Charleston to O'Hare IntlExplore the most affordable flight options available from Charleston to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 25, 2026.
Explore the most affordable flight options available from Charleston to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 25, 2026.
This United Airlines deal was found by Cheapflights users on 8/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:30 am -
Nonstop2h 30m
Wed 9/167:10 am -
Nonstop2h 27m
Deal found 8/24![United Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Mon 9/144:57 pm -
1 stop23h 23m
Mon 9/217:11 am -
2 stops28h 20m
Deal found 8/20![Multiple Airlines logo]()
$238
This American Airlines deal was found by Cheapflights users on 8/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:16 am -
Nonstop2h 43m
Tue 10/138:40 pm -
Nonstop2h 19m
Deal found 8/22![American Airlines logo]()
$240
This American Airlines deal was found by Cheapflights users on 8/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:46 pm -
Nonstop2h 44m
Wed 9/307:34 pm -
Nonstop2h 25m
Deal found 8/24![American Airlines logo]()
$241
This American Airlines deal was found by Cheapflights users on 8/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/142:08 pm -
1 stop5h 21m
Wed 9/169:53 am -
Nonstop2h 23m
Deal found 8/21![American Airlines logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 8/21. 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.
Wed 9/236:00 am -
2 stops33h 45m
Fri 9/257:11 am -
1 stop12h 45m
Deal found 8/21![Multiple Airlines logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Thu 10/110:05 pm -
1 stop17h 40m
Tue 10/63:50 pm -
1 stop15h 48m
Deal found 8/20![Multiple Airlines logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 8/22. 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.
Thu 10/2210:05 pm -
1 stop18h 31m
Mon 10/268:04 am -
1 stop11h 52m
Deal found 8/22![Multiple Airlines logo]()
$256
This United Airlines deal was found by Cheapflights users on 8/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:45 am -
1 stop4h 53m
Tue 9/158:45 am -
1 stop5h 05m
Deal found 8/22![United Airlines logo]()
$257
This American Airlines deal was found by Cheapflights users on 8/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:18 am -
Nonstop2h 42m
Mon 9/219:53 am -
Nonstop2h 23m
Deal found 8/21![American Airlines logo]()
$258
Best flights from Charleston to O'Hare IntlDiscover carefully curated flight deals from Charleston to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
Discover carefully curated flight deals from Charleston to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
This United Airlines deal was found by Cheapflights users on 8/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/34:58 pm -
Nonstop2h 32m
Tue 10/612:55 pm -
1 stop5h 10m
Deal found 8/22![United Airlines logo]()
$247
This Delta deal was found by Cheapflights users on 8/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:35 am -
1 stop6h 54m
Tue 9/156:40 am -
1 stop5h 27m
Deal found 8/21![Delta logo]()
$257
This United Airlines deal was found by Cheapflights users on 8/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:30 am -
Nonstop2h 30m
Fri 10/96:10 pm -
Nonstop2h 23m
Deal found 8/24![United Airlines logo]()
$275
This Delta deal was found by Cheapflights users on 8/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/142:05 pm -
1 stop7h 33m
Fri 10/161:55 pm -
1 stop7h 10m
Deal found 8/21![Delta logo]()
$278
This United Airlines deal was found by Cheapflights users on 8/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:55 am -
Nonstop2h 31m
Tue 9/158:45 am -
1 stop5h 05m
Deal found 8/22![United Airlines logo]()
$327
This Delta deal was found by Cheapflights users on 8/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:25 am -
1 stop4h 11m
Tue 9/295:30 am -
1 stop6h 37m
Deal found 8/22![Delta logo]()
$338
This Delta deal was found by Cheapflights users on 8/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:43 pm -
1 stop7h 16m
Sun 11/156:45 am -
1 stop4h 02m
Deal found 8/21![Delta logo]()
$338
This United Airlines deal was found by Cheapflights users on 8/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/610:14 am -
1 stop5h 13m
Wed 9/94:20 pm -
Nonstop2h 20m
Deal found 8/23![United Airlines logo]()
$341
This United Airlines deal was found by Cheapflights users on 8/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:30 am -
Nonstop2h 30m
Fri 10/96:10 pm -
Nonstop2h 23m
Deal found 8/24![United Airlines logo]()
$368
This United Airlines deal was found by Cheapflights users on 8/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:30 am -
Nonstop2h 30m
Sat 9/510:33 am -
Nonstop2h 25m
Deal found 8/21![United Airlines logo]()
$381
Last-minute flights from Charleston to O'Hare IntlDiscover last-minute flight deals from Charleston to O'Hare Intl. Data last updated August 25, 2026 and is based on user searches.
Discover last-minute flight deals from Charleston to O'Hare Intl. Data last updated August 25, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:30 am -
Nonstop2h 30m
Wed 9/167:10 am -
Nonstop2h 27m
Deal found 8/24![United Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Mon 9/144:57 pm -
1 stop23h 23m
Mon 9/217:11 am -
2 stops28h 20m
Deal found 8/20![Multiple Airlines logo]()
$238
This American Airlines deal was found by Cheapflights users on 8/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/142:08 pm -
1 stop5h 21m
Wed 9/169:53 am -
Nonstop2h 23m
Deal found 8/21![American Airlines logo]()
$247
This United Airlines deal was found by Cheapflights users on 8/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:45 am -
1 stop4h 53m
Tue 9/158:45 am -
1 stop5h 05m
Deal found 8/22![United Airlines logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Wed 9/166:00 am -
2 stops33h 45m
Mon 9/217:11 am -
1 stop12h 45m
Deal found 8/20![Multiple Airlines logo]()
$261
This American Airlines deal was found by Cheapflights users on 8/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:18 am -
Nonstop2h 42m
Mon 9/219:53 am -
Nonstop2h 23m
Deal found 8/21![American Airlines logo]()
$258
This American Airlines deal was found by Cheapflights users on 8/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:46 pm -
Nonstop2h 44m
Wed 9/307:34 pm -
Nonstop2h 25m
Deal found 8/24![American Airlines logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 8/21. 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.
Wed 9/236:00 am -
2 stops33h 45m
Fri 9/257:11 am -
1 stop12h 45m
Deal found 8/21![Multiple Airlines logo]()
$248
One-way flights from Charleston to O'Hare IntlSearch for one-way flight options from Charleston to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
Search for one-way flight options from Charleston to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/21. 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.
Wed 11/187:47 pm -
1 stop20h 50m
Deal found 8/21![Multiple Airlines logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 8/21. 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.
Tue 9/221:21 pm -
2 stops26h 59m
Deal found 8/21![Multiple Airlines logo]()
$117
This American Airlines deal was found by Cheapflights users on 8/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:46 pm -
Nonstop2h 44m
Deal found 8/21![American Airlines logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Wed 9/166:00 am -
2 stops33h 45m
Deal found 8/20![Multiple Airlines logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 8/22. 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.
Wed 9/236:00 am -
2 stops33h 45m
Deal found 8/22![Multiple Airlines logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 8/21. 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.
Thu 10/110:05 pm -
1 stop17h 40m
Deal found 8/21![Multiple Airlines logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 8/21. 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.
Mon 9/214:57 pm -
1 stop23h 23m
Deal found 8/21![Multiple Airlines logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 8/22. 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.
Mon 10/194:57 pm -
1 stop23h 39m
Deal found 8/22![Multiple Airlines logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 8/22. 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.
Tue 10/201:21 pm -
2 stops27h 15m
Deal found 8/22![Multiple Airlines logo]()
$131
Find flight deals from Charleston to O'Hare Intl
Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $237 (United Airlines) |
One-way from | $111 (Kiwi.com) |
Popular in | April |
Cheapest in | August |
Average price | $340 |
Good round-trip deal | $392 or less |
Good one-way deal | $198 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Charleston to O'Hare Intl 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, Cheapflights users made 7,457,451 searches. Data last updated August 25, 2026.
Use the filters below to find and compare flights from Charleston to Chicago O'Hare Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
CharlestonChicago
CHS Charleston - ORD Chicago O'Hare Intl
CHSORD
Charleston
Sat 10/3
4:58 pm-6:30 pm
Nonstop2h 32m
Chicago O'Hare Intl
Tue 10/6
12:55 pm-7:05 pm
1 stop5h 10m
$247
CharlestonChicago
CHS Charleston - ORD Chicago O'Hare Intl
CHSORD
Charleston
Sat 9/12
8:35 am-2:29 pm
1 stop6h 54m
Chicago O'Hare Intl
Tue 9/15
6:40 am-1:07 pm
1 stop5h 27m
$257
Quickest round-trip
CharlestonChicago
CHS Charleston - ORD Chicago O'Hare Intl
CHSORD
Charleston
Wed 10/7
6:30 am-8:00 am
Nonstop2h 30m
Chicago O'Hare Intl
Fri 10/9
6:10 pm-9:33 pm
Nonstop2h 23m
$275
CharlestonChicago
CHS Charleston - ORD Chicago O'Hare Intl
CHSORD
Charleston
Wed 10/14
2:05 pm-8:38 pm
1 stop7h 33m
Chicago O'Hare Intl
Fri 10/16
1:55 pm-10:05 pm
1 stop7h 10m
$278
CharlestonChicago
CHS Charleston - ORD Chicago O'Hare Intl
CHSORD
Charleston
Sat 9/12
8:55 am-10:26 am
Nonstop2h 31m
Chicago O'Hare Intl
Tue 9/15
8:45 am-2:50 pm
1 stop5h 05m
$327
CharlestonChicago
CHS Charleston - ORD Chicago O'Hare Intl
CHSORD
Charleston
Sun 9/27
5:25 am-8:36 am
1 stop4h 11m
Chicago O'Hare Intl
Tue 9/29
5:30 am-1:07 pm
1 stop6h 37m
$338
CharlestonChicago
CHS Charleston - ORD Chicago O'Hare Intl
CHSORD
Charleston
Thu 11/12
5:43 pm-11:59 pm
1 stop7h 16m
Chicago O'Hare Intl
Sun 11/15
6:45 am-11:47 am
1 stop4h 02m
$338
CharlestonChicago
CHS Charleston - ORD Chicago O'Hare Intl
CHSORD
Charleston
Sun 9/6
10:14 am-2:27 pm
1 stop5h 13m
Chicago O'Hare Intl
Wed 9/9
4:20 pm-7:40 pm
Nonstop2h 20m
$341
CharlestonChicago
CHS Charleston - ORD Chicago O'Hare Intl
CHSORD
Charleston
Thu 10/8
6:30 am-8:00 am
Nonstop2h 30m
Chicago O'Hare Intl
Fri 10/9
6:10 pm-9:33 pm
Nonstop2h 23m
$368
CharlestonChicago
CHS Charleston - ORD Chicago O'Hare Intl
CHSORD
Charleston
Tue 9/1
6:30 am-8:00 am
Nonstop2h 30m
Chicago O'Hare Intl
Sat 9/5
10:33 am-1:58 pm
Nonstop2h 25m
$381
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Charleston to O'Hare Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Charleston to O'Hare Intl in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Charleston-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Charleston-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Charleston-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Charleston-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Charleston-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Charleston to O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Charleston with our price prediction graph.
CHS-ORD
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Charleston to Chicago O'Hare Intl Airport
Prices
Airlines
How far ahead should I book a flight from Charleston to Chicago O'Hare Intl Airport?
To ensure you get the cheapest price possible for a flight from Charleston to Chicago O'Hare Intl Airport, you should look to book at least 33 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Charleston to Chicago O'Hare Intl Airport?
Currently, August is the cheapest month in which you can book a flight from Charleston to Chicago O'Hare Intl Airport (average of $340). Flying from Charleston to Chicago O'Hare Intl Airport in April is currently the most expensive (average of $423). 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 CHS to ORD?
Find hourly flight availability from Charleston to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 25, 2026.
It’s optimal to fly from Charleston to Chicago O'Hare Intl Airport in the evening. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight at noon.
What is the cheapest day to fly from Charleston to Chicago O'Hare Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from Charleston to O'Hare Intl. Price data was last updated on August 22, 2026.
Travelers seeking maximum savings on their Charleston to Chicago O'Hare Intl Airport flight should consider departing on Saturday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Charleston to Chicago O'Hare Intl Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Charleston to Chicago O'Hare Intl Airport trip
Our travel experts
Reviews of airlines servicing O'Hare Intl
Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated August 25, 2026.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Charleston to Chicago O'Hare Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Food
6.7
Boarding
7.7
Crew
8.1
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Comfort
7.3
Food
6.7
Boarding
7.7
Crew
8.1
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Comfort
7.3
Food
6.7
Boarding
7.7
Crew
8.1
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Related info for your journey
Find useful and relevant information for your journey from Charleston to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Chicago O'Hare Intl Airport?
Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locationsBenton Harbor
Rosemont
Naperville
Lake Geneva
Schaumburg
Oak Brook
Oakbrook Terrace
Delavan
South Holland
Libertyville
Glenview
Orland Park
Hoffman Estates
Aurora
Beloit
Rockford
Racine
Great Lakes
Janesville
Gurnee
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Other flights to O'Hare Intl
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Charleston and O'Hare Intl flights
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Top 2 airlines flying from Charleston to O'Hare Intl
Discover the top 2 airlines that operate flights from Charleston to O'Hare Intl. 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 7,457,451 searches. Data last updated August 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$247 | Average$368 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$269 | Average$396 | FlexibilityNo cancel fee | On-time69% |