$1,511+ Cheap flights from Sierra Leone 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 12/20. Fares are subject to change and may not be available on all flights or dates of travel.
FNA — ORD
Dec 3 — Dec 101
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Sierra Leone 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.Find flight deals from Sierra Leone to O'Hare Intl
Best flights from Sierra Leone to O'Hare IntlDiscover carefully curated flight deals from Sierra Leone to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 3, 2025.
Discover carefully curated flight deals from Sierra Leone to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 3, 2025.
This Brussels Airlines deal was found by Cheapflights users on 11/1. 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 Brussels Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/127:45 pmFNA - ORD
2 stops22h 25mBrussels Airlines
Mon 3/165:55 pmORD - FNA
1 stop19h 45mBrussels Airlines
Deal found 11/1![Brussels Airlines logo]()
$1,737
This United Airlines deal was found by Cheapflights users on 11/1. 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 3/127:45 pmFNA - ORD
2 stops22h 25mUnited Airlines
Mon 3/168:45 amORD - FNA
2 stops28h 55mUnited Airlines
Deal found 11/1![United Airlines logo]()
$1,742
Cheap flight deals from Sierra Leone to O'Hare Intl
Keep the following information in mind while searching for Sierra Leone to O'Hare Intl flight deals. Data was last updated November 3, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 1 star |
Round-trip from | $1,737 (Brussels Airlines) |
One-way from | $1,511 (FlightHub) |
Cheapflights Fare Finder
Customize your flight search to find flights from Sierra Leone 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 2,558,603 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Sierra Leone to Chicago O'Hare Intl Airport that are best for you.
Fly from
Sierra Leone
Fly to
O'Hare Intl
Route
Depart
Return
Price
FreetownChicago
FNA - ORD
FNAORD
Freetown Lungi Intl
Thu 3/12
7:45 pm-1:10 pm
2 stops22h 25m
Chicago O'Hare Intl
Mon 3/16
5:55 pm-6:40 pm
1 stop19h 45m
$1,737
FreetownChicago
FNA - ORD
FNAORD
Freetown Lungi Intl
Thu 3/12
7:45 pm-1:10 pm
2 stops22h 25m
Chicago O'Hare Intl
Mon 3/16
8:45 am-6:40 pm
2 stops28h 55m
$1,742
FreetownChicago
FNA - ORD
FNAORD
Freetown Lungi Intl
Sat 12/20
8:05 am-2:55 pm
2 stops36h 50m
$1,511
FreetownChicago
FNA - ORD
FNAORD
Freetown Lungi Intl
Sat 12/20
5:20 am-10:04 pm
2 stops22h 44m
$1,551
FreetownChicago
FNA - ORD
FNAORD
Freetown Lungi Intl
Sat 12/20
8:10 pm-4:20 pm
3 stops50h 10m
$1,588
FreetownChicago
FNA - ORD
FNAORD
Freetown Lungi Intl
Sat 12/20
8:05 am-7:40 am
3 stops29h 35m
$1,726
Best time to book a flight from Sierra Leone to O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Sierra Leone with our price prediction graph.
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 Sierra Leone to Chicago O'Hare Intl Airport
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from Sierra Leone 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 locationsSchaumburg
Rosemont
Skokie
Des Plaines
Gurnee
Hoffman Estates
Beloit
Elgin
Oak Brook
Elk Grove Village
Naperville
Racine
Downers Grove
Rockford
Orland Park
Merrillville
Bridgeview
Warrenville
Waukegan
Aurora