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Cheap flights from Illinois to Sierra Leone from $1,160

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Sierra Leone departing on 12/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
11:50 am - 12:20 amORD-FNA
30h 30m2 stops
Turkish Airlines Logo
1:20 am - 10:05 amFNA-ORD
38h 45m2 stops
$1,160Turkish Airlines
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Wed, Dec 31 - Tue, Jan 27
Multiple Airlines Logo
9:05 pm - 6:40 pmORD-FNA
63h 35m2 stops
Multiple Airlines Logo
8:10 pm - 2:55 pmFNA-ORD
24h 45m3 stops
$1,627Multiple Airlines
Find Deal
Wed, Dec 31 - Wed, Jan 28
United Airlines Logo
12:09 pm - 6:25 pmORD-FNA
24h 16m2 stops
United Airlines Logo
8:10 pm - 12:10 pmFNA-ORD
22h 00m2 stops
$1,629United Airlines
Find Deal
Wed, Dec 31 - Wed, Jan 28
United Airlines Logo
1:11 pm - 6:25 pmSTL-FNA
23h 14m2 stops
United Airlines Logo
8:10 pm - 4:40 pmFNA-STL
25h 30m3 stops
$1,646United Airlines
Find Deal
Wed, Mar 4 - Sun, Mar 8
Brussels Airlines Logo
5:55 pm - 6:25 pmORD-FNA
18h 30m1 stop
Brussels Airlines Logo
8:10 pm - 12:10 pmFNA-ORD
22h 00m2 stops
$1,715Brussels Airlines
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Wed, Dec 31 - Wed, Jan 28
Multiple Airlines Logo
10:00 am - 6:25 pmORD-FNA
26h 25m3 stops
Multiple Airlines Logo
8:10 pm - 8:10 pmFNA-ORD
30h 00m3 stops
$2,114Multiple Airlines
Find Deal
Wed, Dec 31 - Wed, Jan 28
Ethiopian Air Logo
2:30 pm - 4:25 pmORD-FNA
19h 55m3 stops
Ethiopian Air Logo
8:05 am - 7:40 amFNA-ORD
29h 35m4 stops
$2,916Ethiopian Air
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Wed, Dec 31 - Wed, Jan 28
Multiple Airlines Logo
5:55 pm - 6:25 pmORD-FNA
18h 30m1 stop
Multiple Airlines Logo
1:20 am - 12:10 pmFNA-ORD
40h 50m2 stops
$8,546Multiple Airlines
Find Deal
Wed, Dec 31 - Tue, Jan 27

Turkish Airlines flights from Illinois to Sierra Leone

Our best Turkish Airlines deals on Illinois to Sierra Leone flight tickets
Turkish Airlines
Dec 31
ORD11:50 amChicago O'Hare Intl
30h 30m
2 stops
FNA12:20 amFreetown Lungi Intl
Jan 27
FNA1:20 amFreetown Lungi Intl
38h 45m
2 stops
ORD10:05 amChicago O'Hare Intl
$1,160
Find similar
Turkish Airlines
Nov 10
ORD11:50 amChicago O'Hare Intl
30h 30m
2 stops
FNA12:20 amFreetown Lungi Intl
Nov 13
FNA1:50 amFreetown Lungi Intl
38h 15m
2 stops
ORD10:05 amChicago O'Hare Intl
$1,891
Find similar
Turkish Airlines
Nov 10
ORD11:50 amChicago O'Hare Intl
30h 30m
2 stops
FNA12:20 amFreetown Lungi Intl
Nov 13
FNA1:50 amFreetown Lungi Intl
38h 15m
2 stops
ORD10:05 amChicago O'Hare Intl
$2,146
Find similar

United Airlines flights from Illinois to Sierra Leone

Our best United Airlines deals on Illinois to Sierra Leone flight tickets
United Airlines
Dec 31
ORD12:09 pmChicago O'Hare Intl
24h 16m
2 stops
FNA6:25 pmFreetown Lungi Intl
Jan 28
FNA8:10 pmFreetown Lungi Intl
22h 00m
2 stops
ORD12:10 pmChicago O'Hare Intl
$1,629
Find similar
United Airlines
Mar 4
STL1:11 pmLambert-St Louis
23h 14m
2 stops
FNA6:25 pmFreetown Lungi Intl
Mar 8
FNA8:10 pmFreetown Lungi Intl
25h 30m
3 stops
STL4:40 pmLambert-St Louis
$1,646
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois 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, momondo users made 832,500 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Illinois to Sierra Leone that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoFreetown

ORD - FNA

ORDFNA

Chicago O'Hare Intl

Wed 12/31

11:50 am-12:20 am

2 stops30h 30m

Freetown Lungi Intl

Tue 1/27

1:20 am-10:05 am

2 stops38h 45m

$1,160

ChicagoFreetown

ORD - FNA

ORDFNA

Chicago O'Hare Intl

Wed 12/31

9:05 pm-6:40 pm

2 stops63h 35m

Freetown Lungi Intl

Wed 1/28

8:10 pm-2:55 pm

3 stops24h 45m

$1,627

ChicagoFreetown

ORD - FNA

ORDFNA

Chicago O'Hare Intl

Wed 12/31

12:09 pm-6:25 pm

2 stops24h 16m

Freetown Lungi Intl

Wed 1/28

8:10 pm-12:10 pm

2 stops22h 00m

$1,629

St. LouisFreetown

STL - FNA

STLFNA

Lambert-St Louis

Wed 3/4

1:11 pm-6:25 pm

2 stops23h 14m

Freetown Lungi Intl

Sun 3/8

8:10 pm-4:40 pm

3 stops25h 30m

$1,646

ChicagoFreetown

ORD - FNA

ORDFNA

Chicago O'Hare Intl

Wed 12/31

5:55 pm-6:25 pm

1 stop18h 30m

Freetown Lungi Intl

Wed 1/28

8:10 pm-12:10 pm

2 stops22h 00m

$1,715

ChicagoFreetown

ORD - FNA

ORDFNA

Chicago O'Hare Intl

Wed 12/31

10:00 am-6:25 pm

3 stops26h 25m

Freetown Lungi Intl

Wed 1/28

8:10 pm-8:10 pm

3 stops30h 00m

$2,114

ChicagoFreetown

ORD - FNA

ORDFNA

Chicago O'Hare Intl

Wed 12/31

2:30 pm-4:25 pm

3 stops19h 55m

Freetown Lungi Intl

Wed 1/28

8:05 am-7:40 am

4 stops29h 35m

$2,916

ChicagoFreetown

ORD - FNA

ORDFNA

Chicago O'Hare Intl

Wed 12/31

5:55 pm-6:25 pm

1 stop18h 30m

Freetown Lungi Intl

Tue 1/27

1:20 am-12:10 pm

2 stops40h 50m

$8,546

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Sierra Leone from

How to get the cheapest flight ticket from Illinois to Sierra Leone

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest time of day to depart on your flight to Sierra Leone?

According to our data, the cheapest time of day to fly to Sierra Leone is in the afternoon. momondo users have found flights departing from Illinois to Sierra Leone in the afternoon for as low as $1,781. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $2,274 on average. Flights to Sierra Leone from Illinois in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Illinois to Sierra Leone flights?

You could potentially save up to 5% on your flight if you consider stops on a Illinois to Sierra Leone flight.

Cheap Illinois to Sierra Leone flight deals and tips

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

Direct flights

None
There are no direct flights from Illinois to Sierra Leone. There are no popular flight routes from Illinois to Sierra Leone.
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  • When did momondo last update prices for flights from Illinois to Sierra Leone?

    Prices for flights from Illinois to Sierra Leone refresh daily.

  • How many operators does momondo search for flights from Illinois to Sierra Leone?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Sierra Leone.

  • What documentation or ID do you need to fly to Sierra Leone?

    The required travel and health documents for your Sierra Leone trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sierra Leone. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

Finding the right flight to Sierra Leone from Illinois is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Sierra Leone quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Sierra Leone from Illinois with this policy.

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

momondo helps you find the best flight between Illinois and Sierra Leone by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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

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