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Cheap flights from Sierra Leone to Chicago from $1,585

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Sierra Leone to Chicago departing on 9/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Sierra Leone to Chicago

Recent round-trip flight deals from Sierra Leone to Chicago

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:45 pm - 10:15 amFNA  Freetown Lungi Intl-ORD Chicago O'Hare Intl
44h 30m3 stops Monrovia Roberts Intl Brussels Bruxelles-National Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
6:00 pm - 5:25 pmORD  Chicago O'Hare Intl-FNA Freetown Lungi Intl
18h 25m1 stop Brussels Bruxelles-National
$1,585Multiple Airlines
Sun, Sep 20 - Thu, Oct 1
Air Canada Logo
6:45 pm - 8:12 pmFNA  Freetown Lungi Intl-ORD Chicago O'Hare Intl
30h 27m3 stops Monrovia Roberts Intl Brussels Bruxelles-National Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
8:45 am - 5:25 pmORD  Chicago O'Hare Intl-FNA Freetown Lungi Intl
27h 40m2 stops Montreal Pierre Elliott Trudeau Intl Brussels Bruxelles-National
$1,588Air Canada
Sun, Sep 20 - Thu, Oct 1
Brussels Airlines Logo
6:45 pm - 12:00 pmFNA  Freetown Lungi Intl-ORD Chicago O'Hare Intl
22h 15m2 stops Monrovia Roberts Intl Brussels Bruxelles-National
Brussels Airlines Logo
6:00 pm - 5:25 pmORD  Chicago O'Hare Intl-FNA Freetown Lungi Intl
18h 25m1 stop Brussels Bruxelles-National
$1,603Brussels Airlines
Sun, Sep 20 - Thu, Oct 1
Multiple Airlines Logo
6:45 pm - 8:12 pmFNA  Freetown Lungi Intl-ORD Chicago O'Hare Intl
30h 27m3 stops Monrovia Roberts Intl Brussels Bruxelles-National Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
2:20 pm - 5:25 pmORD  Chicago O'Hare Intl-FNA Freetown Lungi Intl
22h 05m2 stops Zurich Brussels Bruxelles-National
$1,604Multiple Airlines
Sun, Sep 20 - Thu, Oct 1
Multiple Airlines Logo
6:45 pm - 12:00 pmFNA  Freetown Lungi Intl-ORD Chicago O'Hare Intl
22h 15m2 stops Monrovia Roberts Intl Brussels Bruxelles-National
Multiple Airlines Logo
2:20 pm - 5:25 pmORD  Chicago O'Hare Intl-FNA Freetown Lungi Intl
22h 05m2 stops Zurich Brussels Bruxelles-National
$1,623Multiple Airlines
Sun, Sep 20 - Thu, Oct 1
Brussels Airlines Logo
6:45 pm - 12:00 pmFNA  Freetown Lungi Intl-ORD Chicago O'Hare Intl
22h 15m2 stops Monrovia Roberts Intl Brussels Bruxelles-National
Brussels Airlines Logo
6:00 pm - 5:25 pmORD  Chicago O'Hare Intl-FNA Freetown Lungi Intl
18h 25m1 stop Brussels Bruxelles-National
$1,653Brussels Airlines
Sun, Sep 20 - Thu, Oct 1
Multiple Airlines Logo
6:45 pm - 10:15 amFNA  Freetown Lungi Intl-ORD Chicago O'Hare Intl
44h 30m3 stops Monrovia Roberts Intl Brussels Bruxelles-National Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
10:43 am - 5:25 pmORD  Chicago O'Hare Intl-FNA Freetown Lungi Intl
25h 42m3 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl Brussels Bruxelles-National
$1,846Multiple Airlines
Sun, Sep 20 - Thu, Oct 1
Ethiopian Air Logo
8:25 am - 8:15 amFNA  Freetown Lungi Intl-ORD Chicago O'Hare Intl
28h 50m3 stops Monrovia Roberts Intl Addis Ababa Bole Rome Fiumicino
Ethiopian Air Logo
10:15 am - 4:20 pmORD  Chicago O'Hare Intl-FNA Freetown Lungi Intl
25h 05m3 stops Addis Ababa Bole Lome Accra Kotoka
$2,407Ethiopian Air
Sun, Sep 20 - Thu, Oct 1
Ethiopian Air Logo
8:25 am - 11:59 amFNA  Freetown Lungi Intl-ORD Chicago O'Hare Intl
32h 34m4 stops Monrovia Roberts Intl Addis Ababa Bole Rome Fiumicino Washington, D.C. Dulles Intl
Ethiopian Air Logo
9:52 pm - 4:45 pmORD  Chicago O'Hare Intl-FNA Freetown Lungi Intl
37h 53m3 stops Washington, D.C. Dulles Intl Addis Ababa Bole Monrovia Roberts Intl
$2,893Ethiopian Air
Sun, Sep 20 - Thu, Oct 1
Ethiopian Air Logo
7:55 am - 8:15 amFNA  Freetown Lungi Intl-ORD Chicago O'Hare Intl
29h 20m4 stops Accra Kotoka Lome Addis Ababa Bole Rome Fiumicino
Ethiopian Air Logo
9:52 pm - 4:45 pmORD  Chicago O'Hare Intl-FNA Freetown Lungi Intl
37h 53m3 stops Washington, D.C. Dulles Intl Addis Ababa Bole Monrovia Roberts Intl
$2,949Ethiopian Air
Sun, Sep 20 - Thu, Oct 1

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Brussels Airlines flights from Sierra Leone to Chicago

Our best Brussels Airlines deals on Sierra Leone to Chicago flight tickets
Brussels Airlines
Sep 20
FNA6:45 pmFreetown Lungi Intl
22h 15m
2 stops
ORD12:00 pmChicago O'Hare Intl
Oct 1
ORD6:00 pmChicago O'Hare Intl
18h 25m
1 stop
FNA5:25 pmFreetown Lungi Intl
$1,603
Brussels Airlines
Sep 20
FNA6:45 pmFreetown Lungi Intl
22h 15m
2 stops
ORD12:00 pmChicago O'Hare Intl
Oct 1
ORD6:00 pmChicago O'Hare Intl
18h 25m
1 stop
FNA5:25 pmFreetown Lungi Intl
$1,653

Ethiopian Air flights from Sierra Leone to Chicago

Our best Ethiopian Air deals on Sierra Leone to Chicago flight tickets
Ethiopian Air
Sep 20
FNA8:25 amFreetown Lungi Intl
28h 50m
3 stops
ORD8:15 amChicago O'Hare Intl
Oct 1
ORD10:15 amChicago O'Hare Intl
25h 05m
3 stops
FNA4:20 pmFreetown Lungi Intl
$2,407
Ethiopian Air
Sep 20
FNA8:25 amFreetown Lungi Intl
32h 34m
4 stops
ORD11:59 amChicago O'Hare Intl
Oct 1
ORD9:52 pmChicago O'Hare Intl
37h 53m
3 stops
FNA4:45 pmFreetown Lungi Intl
$2,893
Ethiopian Air
Sep 20
FNA7:55 amFreetown Lungi Intl
29h 20m
4 stops
ORD8:15 amChicago O'Hare Intl
Oct 1
ORD9:52 pmChicago O'Hare Intl
37h 53m
3 stops
FNA4:45 pmFreetown Lungi Intl
$2,949

momondo Fare Finder

 
Customize your flight search to find flights from Sierra Leone to Chicago 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, momondo users made 832,500 searches. Data last updated August 17, 2026.
Use the filters below to find and compare flights from Sierra Leone to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

FreetownChicago

FNA Freetown Lungi Intl - ORD Chicago O'Hare Intl

FNAORD

Freetown Lungi Intl

Sun 9/20

6:45 pm-10:15 am

3 stops44h 30m

Chicago O'Hare Intl

Thu 10/1

6:00 pm-5:25 pm

1 stop18h 25m

$1,585

FreetownChicago

FNA Freetown Lungi Intl - ORD Chicago O'Hare Intl

FNAORD

Freetown Lungi Intl

Sun 9/20

6:45 pm-8:12 pm

3 stops30h 27m

Chicago O'Hare Intl

Thu 10/1

8:45 am-5:25 pm

2 stops27h 40m

$1,588
Quickest round-trip

FreetownChicago

FNA Freetown Lungi Intl - ORD Chicago O'Hare Intl

FNAORD

Freetown Lungi Intl

Sun 9/20

6:45 pm-12:00 pm

2 stops22h 15m

Chicago O'Hare Intl

Thu 10/1

6:00 pm-5:25 pm

1 stop18h 25m

$1,603

FreetownChicago

FNA Freetown Lungi Intl - ORD Chicago O'Hare Intl

FNAORD

Freetown Lungi Intl

Sun 9/20

6:45 pm-8:12 pm

3 stops30h 27m

Chicago O'Hare Intl

Thu 10/1

2:20 pm-5:25 pm

2 stops22h 05m

$1,604

FreetownChicago

FNA Freetown Lungi Intl - ORD Chicago O'Hare Intl

FNAORD

Freetown Lungi Intl

Sun 9/20

6:45 pm-12:00 pm

2 stops22h 15m

Chicago O'Hare Intl

Thu 10/1

2:20 pm-5:25 pm

2 stops22h 05m

$1,623

FreetownChicago

FNA Freetown Lungi Intl - ORD Chicago O'Hare Intl

FNAORD

Freetown Lungi Intl

Sun 9/20

6:45 pm-12:00 pm

2 stops22h 15m

Chicago O'Hare Intl

Thu 10/1

6:00 pm-5:25 pm

1 stop18h 25m

$1,653

FreetownChicago

FNA Freetown Lungi Intl - ORD Chicago O'Hare Intl

FNAORD

Freetown Lungi Intl

Sun 9/20

6:45 pm-10:15 am

3 stops44h 30m

Chicago O'Hare Intl

Thu 10/1

10:43 am-5:25 pm

3 stops25h 42m

$1,846

FreetownChicago

FNA Freetown Lungi Intl - ORD Chicago O'Hare Intl

FNAORD

Freetown Lungi Intl

Sun 9/20

8:25 am-8:15 am

3 stops28h 50m

Chicago O'Hare Intl

Thu 10/1

10:15 am-4:20 pm

3 stops25h 05m

$2,407

FreetownChicago

FNA Freetown Lungi Intl - ORD Chicago O'Hare Intl

FNAORD

Freetown Lungi Intl

Sun 9/20

8:25 am-11:59 am

4 stops32h 34m

Chicago O'Hare Intl

Thu 10/1

9:52 pm-4:45 pm

3 stops37h 53m

$2,893

FreetownChicago

FNA Freetown Lungi Intl - ORD Chicago O'Hare Intl

FNAORD

Freetown Lungi Intl

Sun 9/20

7:55 am-8:15 am

4 stops29h 20m

Chicago O'Hare Intl

Thu 10/1

9:52 pm-4:45 pm

3 stops37h 53m

$2,949

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Sierra Leone to Chicago flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sierra Leone to Chicago

Best Price Found

$1,585

Fastest flight time

45h 36m

Direct flights

None
The best flight deal from Sierra Leone to Chicago found on momondo in the last 72 hours is $1,585
The fastest flight from Sierra Leone to Chicago takes 45h 36m
There are no direct flights from Sierra Leone to Chicago. There are no popular flight routes from Sierra Leone to Chicago.
Search flight deals

Frequently asked questions about flying from Sierra Leone to Chicago

  • When did momondo last update prices for flights from Sierra Leone to Chicago?

    Prices for flights from Sierra Leone to Chicago were last updated today.

  • How old do you have to be to fly from Sierra Leone to Chicago?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Sierra Leone to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The travel and health documents you'll need for your trip to Chicago may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Sierra Leone to Chicago

  • How do I get Price Alerts for flights from Sierra Leone to Chicago?

    Confirm your travel details to search for the latest offers for flights from Sierra Leone to Chicago. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Sierra Leone to Chicago with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Portage
Benton Harbor
Lansing
Saint Joseph
Valparaiso
Schererville
Munster
Chesterton
Monticello
Porter
Crown Point
Griffith
Saint John

Why use momondo?

Why should I use momondo to find a flight deal from Sierra Leone to Chicago?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Sierra Leone.

Can I find flights from Sierra Leone to Chicago with flexible booking policies on momondo?

momondo does allow users to show only those flights to Chicago from Sierra Leone which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Sierra Leone to Chicago?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chicago from Sierra Leone.

I’m not ready to book a flight from Sierra Leone to Chicago right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Chicago, momondo offers a useful price alert feature which will track prices for flights to Chicago from Sierra Leone and alert you when they change.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport