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Cheap flights from St. Louis to Sierra Leone from $1,698

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Sierra Leone departing on 2/25. 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
0 bags

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Find the cheapest flights from St. Louis to Sierra Leone

Cheap round-trip flights

United Airlines Logo
1:11 pm - 6:25 pmSTL-FNA
23h 14m2 stops
United Airlines Logo
8:10 pm - 7:13 pmFNA-STL
29h 03m3 stops
$1,698United Airlines
Find Deal
Wed, Feb 25 - Sun, Mar 1
United Airlines Logo
8:21 am - 6:25 pmSTL-FNA
28h 04m2 stops
United Airlines Logo
8:10 pm - 5:14 pmFNA-STL
27h 04m3 stops
$2,517United Airlines
Find Deal
Wed, Feb 25 - Sun, Mar 1

United Airlines flights from St. Louis to Sierra Leone

Our best United Airlines deals on St. Louis to Sierra Leone flight tickets
United Airlines
Feb 25
STL1:11 pmLambert-St Louis
23h 14m
2 stops
FNA6:25 pmFreetown Lungi Intl
Mar 1
FNA8:10 pmFreetown Lungi Intl
29h 03m
3 stops
STL7:13 pmLambert-St Louis
$1,698
Find similar
United Airlines
Feb 25
STL8:21 amLambert-St Louis
28h 04m
2 stops
FNA6:25 pmFreetown Lungi Intl
Mar 1
FNA8:10 pmFreetown Lungi Intl
27h 04m
3 stops
STL5:14 pmLambert-St Louis
$2,517
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis 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 September 16, 2025.
Use the filters below to find and compare flights from St. Louis to Sierra Leone that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisFreetown

STL - FNA

STLFNA

Lambert-St Louis

Wed 2/25

1:11 pm-6:25 pm

2 stops23h 14m

Freetown Lungi Intl

Sun 3/1

8:10 pm-7:13 pm

3 stops29h 03m

$1,698

St. LouisFreetown

STL - FNA

STLFNA

Lambert-St Louis

Wed 2/25

8:21 am-6:25 pm

2 stops28h 04m

Freetown Lungi Intl

Sun 3/1

8:10 pm-5:14 pm

3 stops27h 04m

$2,517

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 St. Louis 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 St. Louis to Sierra Leone in the afternoon for as low as $1,814. 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 $2,690 on average. Flights to Sierra Leone from St. Louis in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Cheap St. Louis to Sierra Leone flight deals and tips

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

Direct flights

None
There are no direct flights from St. Louis to Sierra Leone. There are no popular flight routes from St. Louis to Sierra Leone.
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  • When did momondo last update prices for flights from Lambert-St Louis Airport to Sierra Leone?

    Prices for flights from Lambert-St Louis Airport to Sierra Leone are updated daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Sierra Leone?

  • How old do you have to be to fly from Lambert-St Louis Airport to Sierra Leone?

    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 Lambert-St Louis Airport to Sierra Leone.

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

    The travel and health documents you'll need for your trip to Sierra Leone 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 Sierra Leone. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from St. Louis to Sierra Leone

Compare and see reviews for airlines that fly from St. Louis to Sierra Leone with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $1,625Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Sierra Leone?

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 Sierra Leone from St. Louis.

Can I find flights from St. Louis to Sierra Leone with flexible booking policies on momondo?

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

How can momondo help me find flights from St. Louis to Sierra Leone?

Once all potential St. Louis to Sierra Leone flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Sierra Leone from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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