HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sierra Leone

$1,224+ 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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — FNA
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chicago to Sierra Leone 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 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 October 16, 2025.

This Turkish Airlines deal was found by Cheapflights users on 10/14. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1011:50 amORD - FNA
2 stops30h 35mTurkish Airlines
Thu 11/131:50 amFNA - ORD
2 stops38h 15mTurkish Airlines
Deal found 10/14$1,224
This United Airlines deal was found by Cheapflights users on 10/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/195:55 pmORD - FNA
1 stop18h 30mUnited Airlines
Wed 11/268:10 pmFNA - ORD
2 stops22h 00mUnited Airlines
Deal found 10/15$1,227
This United deal was found by Cheapflights users on 10/15. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1912:00 pmORD - FNA
2 stops24h 25mMultiple Airlines
Wed 11/268:10 pmFNA - ORD
3 stops28h 35mMultiple Airlines
Deal found 10/15$1,232
This Gurufare deal was found by Cheapflights users on 10/16. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/207:05 pmORD - FNA
2 stops41h 20mSWISS
Sun 10/268:10 pmFNA - ORD
3 stops46h 35mSWISS
Deal found 10/16$1,407
This Air Canada deal was found by Cheapflights users on 10/15. 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 11/1910:00 amORD - FNA
3 stops26h 25mAir Canada
Wed 11/268:10 pmFNA - ORD
3 stops29h 50mAir Canada
Deal found 10/15$1,454
This United Airlines deal was found by Cheapflights users on 10/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:00 amORD - FNA
2 stops30h 25mUnited Airlines
Mon 3/97:45 pmFNA - ORD
2 stops22h 25mUnited Airlines
Deal found 10/15$1,666
This United Airlines deal was found by Cheapflights users on 10/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/206:30 pmORD - FNA
2 stops41h 55mUnited Airlines
Mon 3/97:45 pmFNA - ORD
3 stops42h 05mUnited Airlines
Deal found 10/15$1,671
This United Airlines deal was found by Cheapflights users on 10/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:00 amORD - FNA
2 stops30h 25mUnited Airlines
Wed 3/118:10 pmFNA - ORD
2 stops22h 00mUnited Airlines
Deal found 10/15$1,709
This United Airlines deal was found by Cheapflights users on 10/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/206:30 pmORD - FNA
2 stops41h 55mUnited Airlines
Sat 3/148:10 pmFNA - ORD
3 stops44h 35mUnited Airlines
Deal found 10/15$1,715
This Ovago deal was found by Cheapflights users on 10/16. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/205:55 pmORD - FNA
1 stop18h 30mBrussels Airlines
Sun 10/268:10 pmFNA - ORD
2 stops22h 00mBrussels Airlines
Deal found 10/16$1,719
This oojo deal was found by Cheapflights users on 10/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1911:50 amORD - FNA
2 stops30h 35mTurkish Airlines
Tue 11/251:25 amFNA - ORD
2 stops23h 00mTurkish Airlines
Deal found 10/15$1,760

Cheap 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 October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,208
(Justfly.com)
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 October 16, 2025.
Use the filters below to find and compare flights from Chicago to Sierra Leone that are best for you.

Fly from

Chicago

Fly to

Sierra Leone

Route

Depart

Return

Price

ChicagoFreetown

ORD - FNA

ORDFNA

Chicago O'Hare Intl

Mon 11/10

11:50 am-12:25 am

2 stops30h 35m

Freetown Lungi Intl

Thu 11/13

1:50 am-10:05 am

2 stops38h 15m

$1,224

ChicagoFreetown

ORD - FNA

ORDFNA

Chicago O'Hare Intl

Sun 2/8

1:00 pm-6:25 pm

2 stops23h 25m

Freetown Lungi Intl

Wed 3/11

8:10 pm-8:50 am

3 stops41h 40m

$1,231

ChicagoFreetown

ORD - FNA

ORDFNA

Chicago O'Hare Intl

Wed 2/11

2:27 pm-6:25 pm

2 stops21h 58m

Freetown Lungi Intl

Wed 3/11

8:10 pm-7:50 am

3 stops40h 40m

$1,231

ChicagoFreetown

ORD - FNA

ORDFNA

Chicago O'Hare Intl

Sat 2/7

1:00 pm-6:40 pm

2 stops23h 40m

Freetown Lungi Intl

Thu 3/12

7:45 pm-7:38 am

3 stops40h 53m

$1,249

ChicagoFreetown

ORD - FNA

ORDFNA

Chicago O'Hare Intl

Sun 2/8

1:00 pm-6:25 pm

2 stops23h 25m

Freetown Lungi Intl

Thu 3/12

7:45 pm-7:38 am

3 stops40h 53m

$1,249

ChicagoFreetown

ORD - FNA

ORDFNA

Chicago O'Hare Intl

Fri 2/13

9:01 pm-6:40 pm

2 stops39h 39m

Freetown Lungi Intl

Sat 3/14

8:10 pm-7:45 am

3 stops40h 35m

$1,275

ChicagoFreetown

ORD - FNA

ORDFNA

Chicago O'Hare Intl

Sun 2/8

5:55 pm-6:25 pm

1 stop18h 30m

Freetown Lungi Intl

Sun 3/15

8:10 pm-6:45 pm

3 stops27h 35m

$1,275

ChicagoFreetown

ORD - FNA

ORDFNA

Chicago O'Hare Intl

Wed 2/11

5:55 pm-6:25 pm

1 stop18h 30m

Freetown Lungi Intl

Tue 3/10

8:10 pm-1:10 pm

2 stops22h 00m

$1,329

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

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 23h 25m. Fly via Turkish Airlines 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

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 Chicago to Sierra Leone

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Cairo flights
O'Hare Intl to Lagos flights
O'Hare Intl to Accra flights
O'Hare Intl to Jomo Kenyatta Intl flights
Midway to Lagos flights
O'Hare Intl to Casablanca flights
Midway to Accra flights
O'Hare Intl to Abuja flights
O'Hare Intl to OR Tambo flights
O'Hare Intl to Marrakech flights
O'Hare Intl to Dar Es Salaam flights
O'Hare Intl to Arusha flights
O'Hare Intl to Kigali flights
O'Hare Intl to Dakar flights
O'Hare Intl to Douala flights
O'Hare Intl to Cape Town flights
Midway to Douala flights
Midway to Dar Es Salaam flights
O'Hare Intl to Port Harcourt flights
O'Hare Intl to Yaoundé flights
Midway to Yaoundé flights
Midway to OR Tambo flights
St. Louis to Lagos flights
O'Hare Intl to Addis Ababa flights
Midway to Casablanca flights
St. Louis to Jomo Kenyatta Intl flights
O'Hare Intl to Banjul flights
Midway to Cape Town flights
O'Hare Intl to Entebbe flights
O'Hare Intl to Rabat flights
St. Louis to Accra flights
O'Hare Intl to Zanzibar flights
O'Hare Intl to Algiers flights
O'Hare Intl to Monrovia flights
O'Hare Intl to Tunis flights
Midway to Marrakech flights
Midway to Abuja flights
O'Hare Intl to Lomé flights
O'Hare Intl to Kinshasa flights
O'Hare Intl to Sharm el-Sheikh flights
O'Hare Intl to Cotonou flights
Midway to Cairo flights
O'Hare Intl to Lusaka flights
O'Hare Intl to Tangier flights
St. Louis to Cairo flights
St. Louis to Casablanca flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.