$1,761+ Cheap flights from Sierra Leone 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
FNA — ORD
Apr 27 — May 41
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.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 April 22, 2025.
Most accurate provider | AranGrant 3 stars |
|---|---|
Most trusted provider | AranGrant 3 stars |
Round-trip from | $1,761 (Ethiopian Air) |
Find flight deals from Sierra Leone to O'Hare Intl
Cheapest flights from Sierra Leone to O'Hare IntlExplore the most affordable flight options available from Sierra Leone to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.
Explore the most affordable flight options available from Sierra Leone to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.
This Ethiopian Air deal was found by Cheapflights users on 4/22. 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 Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/39:00 amFNA - ORD
3 stops28h 15mEthiopian Air
Sun 10/510:15 amORD - FNA
2 stops25h 30mEthiopian Air
Deal found 4/22![Ethiopian Air logo]()
$1,761
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Sun 5/46:45 pmFNA - ORD
3 stops48h 29mUnited Airlines
Sun 10/125:55 pmORD - FNA
1 stop18h 30mUnited Airlines
Deal found 4/22![United Airlines logo]()
$1,896
This Turkish Airlines deal was found by Cheapflights users on 4/22. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/31:30 amFNA - ORD
2 stops37h 10mTurkish Airlines
Sat 10/47:50 pmORD - FNA
2 stops23h 35mTurkish Airlines
Deal found 4/22![Turkish Airlines logo]()
$2,037
This Kenya Airways deal was found by Cheapflights users on 4/22. 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 Kenya Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/296:30 pmFNA - ORD
3 stops52h 25mKenya Airways
Sat 10/117:30 amORD - FNA
3 stops43h 55mKenya Airways
Deal found 4/22![Kenya Airways logo]()
$2,095
This Air Canada deal was found by Cheapflights users on 4/22. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/299:00 pmFNA - ORD
2 stops22h 55mAir Canada
Sat 10/112:08 pmORD - FNA
2 stops22h 17mAir Canada
Deal found 4/22![Air Canada logo]()
$2,118
This FlightHub deal was found by Cheapflights users on 4/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/26:45 pmFNA - ORD
3 stops26h 10mMultiple Airlines
Thu 10/95:55 pmORD - FNA
1 stop18h 30mMultiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$2,219
This Justfly.com deal was found by Cheapflights users on 4/22. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/26:45 pmFNA - ORD
3 stops26h 10mSWISS
Thu 10/92:20 pmORD - FNA
2 stops22h 05mSWISS
Deal found 4/22![SWISS logo]()
$2,241
This Justfly.com deal was found by Cheapflights users on 4/22. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/305:25 amFNA - ORD
2 stops32h 23mRoyal Air Maroc
Fri 10/103:22 pmORD - FNA
2 stops32h 03mRoyal Air Maroc
Deal found 4/22![Royal Air Maroc logo]()
$2,305
This Justfly.com deal was found by Cheapflights users on 4/22. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/306:45 pmFNA - ORD
2 stops22h 15mBrussels Airlines
Thu 10/93:45 pmORD - FNA
2 stops20h 40mBrussels Airlines
Deal found 4/22![Brussels Airlines logo]()
$3,269
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 April 22, 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
Sat 5/3
9:00 am-8:15 am
3 stops28h 15m
Chicago O'Hare Intl
Sun 10/5
10:15 am-4:45 pm
2 stops25h 30m
$1,761
FreetownChicago
FNA - ORD
FNAORD
Freetown Lungi Intl
Sun 5/4
6:45 pm-2:34 pm
3 stops48h 49m
Chicago O'Hare Intl
Thu 10/9
5:55 pm-5:25 pm
1 stop18h 30m
$1,896
FreetownChicago
FNA - ORD
FNAORD
Freetown Lungi Intl
Sat 5/3
1:30 am-9:40 am
2 stops37h 10m
Chicago O'Hare Intl
Fri 10/10
7:50 pm-12:25 am
2 stops23h 35m
$2,037
FreetownChicago
FNA - ORD
FNAORD
Freetown Lungi Intl
Fri 5/2
6:45 pm-3:55 pm
3 stops26h 10m
Chicago O'Hare Intl
Thu 10/9
5:55 pm-5:25 pm
1 stop18h 30m
$2,219
FreetownChicago
FNA - ORD
FNAORD
Freetown Lungi Intl
Fri 5/2
6:45 pm-3:55 pm
3 stops26h 10m
Chicago O'Hare Intl
Thu 10/9
2:20 pm-5:25 pm
2 stops22h 05m
$2,241
FreetownChicago
FNA - ORD
FNAORD
Freetown Lungi Intl
Fri 5/2
6:30 pm-5:55 pm
3 stops52h 25m
Chicago O'Hare Intl
Sat 10/11
7:30 am-8:25 am
3 stops43h 55m
$2,480
FreetownChicago
FNA - ORD
FNAORD
Freetown Lungi Intl
Fri 5/2
6:45 pm-11:32 am
3 stops45h 47m
Chicago O'Hare Intl
Tue 10/7
7:11 am-5:25 pm
2 stops29h 14m
$3,373
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
Rainfall in O'Hare Intl by month
Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.
Temperature in O'Hare Intl by month
Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).
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 April 22, 2025.
Read through reviews of airlines operating flights from Sierra Leone to Chicago, such as SWISS, United Airlines and Turkish Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Overall
7.5
Boarding
7.6
Entertainment
6.7
Comfort
7.4
Crew
8.2
Reviews
1 / 20
6.0
GoodYvette,Nov 2024
ZRH - ATH
Food
7.0
Overall
7.5
Boarding
7.6
Entertainment
6.7
Comfort
7.4
Crew
8.2
Reviews
1 / 20
6.0
GoodYvette,Nov 2024
ZRH - ATH
Food
7.0
Overall
7.5
Boarding
7.6
Entertainment
6.7
Comfort
7.4
Crew
8.2
Reviews
1 / 20
6.0
GoodYvette,Nov 2024
ZRH - ATH
Food
7.0
Overall
7.5
Boarding
7.6
Entertainment
6.7
Comfort
7.4
Crew
8.2
Reviews
1 / 20
6.0
GoodYvette,Nov 2024
ZRH - ATH
Food
7.0
Overall
7.5
Boarding
7.6
Entertainment
6.7
Comfort
7.4
Crew
8.2
Reviews
1 / 20
6.0
GoodYvette,Nov 2024
ZRH - ATH
Food
7.0
Overall
7.5
Boarding
7.6
Entertainment
6.7
Comfort
7.4
Crew
8.2
Reviews
1 / 20
6.0
GoodYvette,Nov 2024
ZRH - ATH
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 Sierra Leone?
Book flights to Sierra Leone if you plan to visit one of these locationsSchaumburg
Hoffman Estates
Rosemont
Beloit
Racine
Skokie
Naperville
Tinley Park
Kenosha
Rockford
Arlington Heights
Elgin
Joliet
Orland Park
Merrillville
Northbrook
Des Plaines
Lake Geneva
Waukegan
Glenview
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 Sierra Leone to O'Hare Intl
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Sierra Leone to O'Hare Intl
Discover the top airline that operate flights from Sierra Leone 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 2,558,603 searches. Data last updated April 22, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,493 | Average$1,592 | FlexibilityNo cancel fee | On-time69% |