$118+ Cheap flights from Jacksonville (JAX) to O'Hare Intl (ORD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — ORD
Oct 22 — Oct 291
Round-trip
1 adult, Economy
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Find cheap flights from Jacksonville 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 Jacksonville to Chicago O'Hare Intl are usually found in January or February, booked 81 days in advance, depart on a Thursday or Friday and return on a Saturday
Cheap flight deals from Jacksonville to O'Hare Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Jacksonville to O'Hare IntlExplore the most affordable flight options available from Jacksonville to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
Explore the most affordable flight options available from Jacksonville to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Fri 10/237:46 pm -
1 stop16h 46m
Sat 10/247:44 pm -
1 stop20h 41m
Deal found 9/17![Frontier logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 10/207:46 pm -
1 stop16h 46m
Tue 10/277:15 am -
1 stop9h 53m
Deal found 9/21![Frontier logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 10/277:03 pm -
1 stop18h 48m
Sat 10/317:15 am -
1 stop10h 13m
Deal found 9/19![Frontier logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 10/217:46 pm -
1 stop23h 45m
Wed 10/287:15 am -
1 stop9h 53m
Deal found 9/21![Frontier logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 12/35:55 pm -
1 stop14h 10m
Mon 12/76:10 am -
1 stop26h 35m
Deal found 9/18![Multiple Airlines logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Fri 10/237:46 pm -
1 stop16h 46m
Mon 10/2610:26 am -
1 stop7h 05m
Deal found 9/17![Frontier logo]()
$203
This Cheapflightsfares deal was found by Cheapflights users on 9/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/197:03 pm -
1 stop6h 10m
Fri 11/277:55 am -
1 stop8h 12m
Deal found 9/19![Frontier logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 10/207:46 pm -
1 stop16h 46m
Fri 10/237:44 pm -
1 stop22h 02m
Deal found 9/19![Frontier logo]()
$206
This Mytrip deal was found by Cheapflights users on 9/17. 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.
Tue 10/67:46 pm -
2 stops28h 13m
Tue 10/136:00 am -
1 stop11h 46m
Deal found 9/17![Frontier logo]()
$208
Best flights from Jacksonville to O'Hare IntlDiscover carefully curated flight deals from Jacksonville to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
Discover carefully curated flight deals from Jacksonville to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
This United Airlines deal was found by Cheapflights users on 9/17. 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 10/157:05 am -
Nonstop2h 55m
Wed 10/213:35 pm -
Nonstop2h 34m
Deal found 9/17![United Airlines logo]()
$263
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Fri 12/47:30 am -
Nonstop2h 49m
Fri 12/41:30 pm -
1 stop5h 40m
Deal found 9/17![United Airlines logo]()
$307
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Thu 10/293:40 pm -
Nonstop2h 49m
Mon 11/210:44 am -
Nonstop2h 36m
Deal found 9/21![United Airlines logo]()
$327
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Fri 10/164:58 pm -
Nonstop2h 48m
Mon 10/196:05 pm -
Nonstop2h 42m
Deal found 9/21![United Airlines logo]()
$327
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/134:58 pm -
Nonstop2h 48m
Thu 10/153:35 pm -
Nonstop2h 34m
Deal found 9/21![United Airlines logo]()
$327
This United Airlines deal was found by Cheapflights users on 9/17. 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 12/179:35 am -
Nonstop2h 56m
Mon 12/212:30 pm -
Nonstop2h 32m
Deal found 9/17![United Airlines logo]()
$334
This United Airlines deal was found by Cheapflights users on 9/19. 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 11/147:10 pm -
1 stop5h 51m
Sat 11/288:00 pm -
Nonstop2h 42m
Deal found 9/19![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 9/18. 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 11/269:42 am -
Nonstop2h 54m
Sat 11/287:29 am -
Nonstop2h 41m
Deal found 9/18![United Airlines logo]()
$383
This United Airlines deal was found by Cheapflights users on 9/19. 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 11/199:42 am -
Nonstop2h 54m
Fri 11/272:29 pm -
Nonstop2h 32m
Deal found 9/19![United Airlines logo]()
$391
This United Airlines deal was found by Cheapflights users on 9/21. 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 11/247:10 pm -
1 stop5h 51m
Sat 11/288:00 pm -
Nonstop2h 42m
Deal found 9/21![United Airlines logo]()
$401
This United Airlines deal was found by Cheapflights users on 9/19. 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.
Fri 11/207:10 pm -
1 stop5h 51m
Sat 11/288:00 pm -
Nonstop2h 42m
Deal found 9/19![United Airlines logo]()
$401
Last-minute flights from Jacksonville to O'Hare IntlDiscover last-minute flight deals from Jacksonville to O'Hare Intl. Data last updated September 22, 2026 and is based on user searches.
Discover last-minute flight deals from Jacksonville to O'Hare Intl. Data last updated September 22, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 9/17. 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.
Tue 10/67:46 pm -
2 stops28h 13m
Tue 10/136:00 am -
1 stop11h 46m
Deal found 9/17![Frontier logo]()
$208
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 10/156:20 pm -
2 stops29h 19m
Thu 10/227:44 pm -
1 stop21h 47m
Deal found 9/17![Frontier logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 10/197:46 pm -
2 stops19h 39m
Sat 10/247:44 pm -
1 stop20h 41m
Deal found 9/17![Frontier logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 10/207:46 pm -
1 stop16h 46m
Tue 10/277:15 am -
1 stop9h 53m
Deal found 9/21![Frontier logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 10/207:46 pm -
1 stop16h 46m
Fri 10/237:44 pm -
1 stop22h 02m
Deal found 9/19![Frontier logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 10/217:46 pm -
1 stop23h 45m
Wed 10/287:15 am -
1 stop9h 53m
Deal found 9/21![Frontier logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Fri 10/237:46 pm -
1 stop16h 46m
Sat 10/247:44 pm -
1 stop20h 41m
Deal found 9/17![Frontier logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Fri 10/237:46 pm -
1 stop16h 46m
Mon 10/2610:26 am -
1 stop7h 05m
Deal found 9/17![Frontier logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 9/21. 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.
Fri 10/237:46 pm -
1 stop16h 46m
Tue 10/277:15 am -
1 stop9h 53m
Deal found 9/21![Frontier logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 10/277:03 pm -
1 stop18h 48m
Sat 10/317:15 am -
1 stop10h 13m
Deal found 9/19![Frontier logo]()
$199
One-way flights from Jacksonville to O'Hare IntlSearch for one-way flight options from Jacksonville to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
Search for one-way flight options from Jacksonville to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 10/156:20 pm -
1 stop16h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Frontier logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 10/197:46 pm -
2 stops19h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Frontier logo]()
$119
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1711:32 am -
1 stop12h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Frontier logo]()
$120
This JetBlue deal was found by Cheapflights users on 9/18. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:50 pm -
1 stop6h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![JetBlue logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 10/63:20 pm -
1 stop25h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Fri 10/93:46 pm -
1 stop24h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$129
Find flight deals from Jacksonville to O'Hare Intl
Discover tips and strategies to find the most affordable flight options for your journey from Jacksonville (JAX) 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 September 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $197 (Kiwi.com) |
One-way from | $118 (Kiwi.com) |
Popular in | November |
Cheapest in | January |
Average price | $343 |
Good round-trip deal | $336 or less |
Good one-way deal | $211 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Jacksonville 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 September 22, 2026.
Use the filters below to find and compare flights from Jacksonville to Chicago O'Hare Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
JacksonvilleChicago
JAX Jacksonville - ORD Chicago O'Hare Intl
JAXORD
Jacksonville
Wed 10/7
12:40 pm-2:33 pm
Nonstop2h 53m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$123
JacksonvilleChicago
JAX Jacksonville - ORD Chicago O'Hare Intl
JAXORD
Jacksonville
Sat 10/17
5:50 pm-11:30 pm
1 stop6h 40m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$123
JacksonvilleChicago
JAX Jacksonville - ORD Chicago O'Hare Intl
JAXORD
Jacksonville
Thu 12/17
7:10 am-1:04 pm
1 stop6h 54m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$141
JacksonvilleChicago
JAX Jacksonville - ORD Chicago O'Hare Intl
JAXORD
Jacksonville
Thu 10/29
9:35 am-11:29 am
Nonstop2h 54m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$141
JacksonvilleChicago
JAX Jacksonville - ORD Chicago O'Hare Intl
JAXORD
Jacksonville
Sun 10/18
11:32 am-10:39 pm
1 stop12h 07m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$160
JacksonvilleChicago
JAX Jacksonville - ORD Chicago O'Hare Intl
JAXORD
Jacksonville
Wed 10/28
7:05 am-1:44 pm
1 stop7h 39m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$164
JacksonvilleChicago
JAX Jacksonville - ORD Chicago O'Hare Intl
JAXORD
Jacksonville
Fri 11/13
7:30 am-9:19 am
Nonstop2h 49m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$164
JacksonvilleChicago
JAX Jacksonville - ORD Chicago O'Hare Intl
JAXORD
Jacksonville
Tue 10/27
7:30 am-9:19 am
Nonstop2h 49m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$164
Quickest round-trip
JacksonvilleChicago
JAX Jacksonville - ORD Chicago O'Hare Intl
JAXORD
Jacksonville
Wed 10/21
4:58 pm-6:46 pm
Nonstop2h 48m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$179
JacksonvilleChicago
JAX Jacksonville - ORD Chicago O'Hare Intl
JAXORD
Jacksonville
Tue 11/17
12:35 pm-2:29 pm
Nonstop2h 54m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$179
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Jacksonville 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 Jacksonville to O'Hare Intl in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Jacksonville-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 Jacksonville-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Jacksonville-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Jacksonville-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 Jacksonville-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 Jacksonville to O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Jacksonville with our price prediction graph.
JAX-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 Jacksonville to Chicago O'Hare Intl Airport
Prices
Airlines
How far ahead should I book a flight from Jacksonville to Chicago O'Hare Intl Airport?
The best time to book flights from Jacksonville to Chicago O'Hare Intl Airport is 79 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Jacksonville to Chicago O'Hare Intl Airport?
Currently, January is the cheapest month in which you can book a flight from Jacksonville to Chicago O'Hare Intl Airport (average of $328). Flying from Jacksonville to Chicago O'Hare Intl Airport in November is currently the most expensive (average of $399). 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 JAX to ORD?
Find hourly flight availability from Jacksonville 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 September 22, 2026.
It’s typically best to fly out from Jacksonville to Chicago O'Hare Intl Airport in the evening. Doing so could potentially save you 44% on the flight price compared to flying at noon, which is usually more expensive.
What is the cheapest day to fly from Jacksonville to Chicago O'Hare Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from Jacksonville to O'Hare Intl. Price data was last updated on September 19, 2026.
Travelers seeking maximum savings on their Jacksonville to Chicago O'Hare Intl Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Jacksonville 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 Jacksonville 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 September 22, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andJetBlue from Jacksonville to Chicago O'Hare Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Food
7.2
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Food
7.2
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Food
7.2
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Food
7.2
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Food
7.2
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Boarding
8.1
Food
7.2
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Related info for your journey
Find useful and relevant information for your journey from Jacksonville 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.
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Top 5 airlines flying from Jacksonville to O'Hare Intl
Discover the top 5 airlines that operate flights from Jacksonville 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 September 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$121 | Average$270 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$150 | Average$237 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$206 | Average$303 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$217 | Average$367 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$222 | Average$380 | FlexibilityNo cancel fee | On-time69% |