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Sierra Leone

$1,456+ Cheap flights from Chicago (CHI) to Sierra Leone

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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — FNA
Jun 17 — Jun 241
Wed 6/17
Wed 6/24
1 adult, Economy
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Cheap flight deals from Chicago to Sierra Leone

Cheapest flights from Chicago to Sierra Leone
Explore the most affordable flight options available from Chicago to Sierra Leone. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 18, 2026.

This Air Canada deal was found by Cheapflights users on 5/15. 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.
Wed 11/43:55 pm
ORD
-
FNA
2 stops44h 45m
Air Canada
Sun 11/88:10 pm
FNA
-
ORD
3 stops24h 45m
Air Canada
Deal found 5/15$1,456
This Brussels Airlines deal was found by Cheapflights users on 5/14. 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.
Wed 10/79:35 pm
ORD
-
FNA
2 stops38h 50m
Brussels Airlines
Tue 10/206:45 pm
FNA
-
ORD
3 stops47h 10m
Brussels Airlines
Deal found 5/14$1,463
This United Airlines deal was found by Cheapflights users on 5/17. 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.
Wed 11/49:30 pm
ORD
-
FNA
2 stops39h 10m
United Airlines
Sun 11/88:10 pm
FNA
-
ORD
2 stops22h 00m
United Airlines
Deal found 5/17$1,465
This KAYAK deal was found by Cheapflights users on 5/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/166:00 pm
ORD
-
FNA
1 stop18h 25m
Multiple Airlines
Sun 7/56:45 pm
FNA
-
ORD
3 stops46h 50m
Multiple Airlines
Deal found 5/14$1,600
This United Airlines deal was found by Cheapflights users on 5/14. 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 6/161:30 pm
ORD
-
FNA
2 stops22h 55m
United Airlines
Sun 7/56:45 pm
FNA
-
ORD
3 stops32h 27m
United Airlines
Deal found 5/14$1,611
This United Airlines deal was found by Cheapflights users on 5/13. 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 6/266:28 pm
ORD
-
FNA
2 stops41h 57m
United Airlines
Sun 7/266:45 pm
FNA
-
ORD
3 stops33h 13m
United Airlines
Deal found 5/13$1,678
This United Airlines deal was found by Cheapflights users on 5/14. 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 6/166:00 pm
ORD
-
FNA
1 stop18h 25m
United Airlines
Tue 6/306:45 pm
FNA
-
ORD
3 stops42h 01m
United Airlines
Deal found 5/14$1,766
This United Airlines deal was found by Cheapflights users on 5/13. 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 6/299:00 am
ORD
-
FNA
2 stops27h 25m
United Airlines
Sun 7/266:45 pm
FNA
-
ORD
3 stops33h 13m
United Airlines
Deal found 5/13$1,773
This United Airlines deal was found by Cheapflights users on 5/13. 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 6/289:40 pm
ORD
-
FNA
2 stops38h 45m
United Airlines
Sun 7/266:45 pm
FNA
-
ORD
3 stops33h 13m
United Airlines
Deal found 5/13$1,780
This United Airlines deal was found by Cheapflights users on 5/13. 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 6/276:30 am
ORD
-
FNA
2 stops29h 55m
United Airlines
Sun 7/266:45 pm
FNA
-
ORD
3 stops33h 13m
United Airlines
Deal found 5/13$1,823

Find flight deals from Chicago to Sierra Leone

Keep the following information in mind while searching for Chicago to Sierra Leone flight deals. Data was last updated May 18, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$1,456
(Air Canada)
Provider with most accurate pricing for Chicago (CHI)-Freetown Lungi Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Freetown Lungi Intl flights.
Search Deals
From Chicago (CHI) to Sierra Leone
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Sierra Leone 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 May 18, 2026.
Use the filters below to find and compare flights from Chicago to Sierra Leone that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoFreetown

ORD - FNA

ORDFNA

Chicago O'Hare Intl

Wed 11/4

3:55 pm-6:40 pm

2 stops44h 45m

Freetown Lungi Intl

Sun 11/8

8:10 pm-2:55 pm

3 stops24h 45m

$1,456

ChicagoFreetown

ORD - FNA

ORDFNA

Chicago O'Hare Intl

Wed 11/4

9:30 pm-6:40 pm

2 stops39h 10m

Freetown Lungi Intl

Sun 11/8

8:10 pm-12:10 pm

2 stops22h 00m

$1,465

ChicagoFreetown

ORD - FNA

ORDFNA

Chicago O'Hare Intl

Tue 6/16

6:00 pm-5:25 pm

1 stop18h 25m

Freetown Lungi Intl

Sun 7/5

6:45 pm-12:35 pm

3 stops46h 50m

$1,600

ChicagoFreetown

ORD - FNA

ORDFNA

Chicago O'Hare Intl

Wed 10/7

9:35 pm-5:25 pm

2 stops38h 50m

Freetown Lungi Intl

Tue 10/20

6:45 pm-12:00 pm

2 stops22h 15m

$1,618
Quickest round-trip

ChicagoFreetown

ORD - FNA

ORDFNA

Chicago O'Hare Intl

Tue 6/16

6:00 pm-5:25 pm

1 stop18h 25m

Freetown Lungi Intl

Tue 6/30

6:45 pm-7:46 am

3 stops42h 01m

$1,766

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/17

Sorted by cheapest first

Best time to book a flight from Chicago to Sierra Leone

Have a flexible travel schedule? Discover the best time to fly to Sierra Leone from Chicago 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 Chicago to Sierra Leone
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 Chicago to Sierra Leone. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chicago to Sierra Leone?

    There are many flights that can get you from Chicago to Sierra Leone in 39h 10m. Fly via Air Canada or United Airlines to get the fastest option. Airlines will cover a distance of 5033 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Chicago to Sierra Leone that include hotel bookings?

    Yes. In addition to deals on Chicago to Sierra Leone flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Sierra Leone?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Sierra Leone.

  • Can I find deals for business class flights from Chicago to Sierra Leone?

    Yes. Cheapflights offers flight deals from Chicago to Sierra Leone by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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