$1,497+ Cheap flights from Denver (DEN) 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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — FNA
Nov 15 — Nov 221
1 adult, Economy
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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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Denver to Sierra Leone
Keep the following information in mind while searching for Denver to Sierra Leone flight deals. Data was last updated October 16, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Find flight deals from Denver to Sierra Leone
Cheapest flights from Denver to Sierra LeoneExplore the most affordable flight options available from Denver to Sierra Leone. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.
Explore the most affordable flight options available from Denver to Sierra Leone. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.
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 10/258:01 amDEN - FNA
2 stops28h 39mUnited Airlines
Wed 10/298:10 pmFNA - DEN
3 stops34h 05mUnited Airlines
Deal found 10/15![United Airlines logo]()
$1,497
This Brussels Airlines deal was found by Cheapflights users on 10/13. 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 Brussels Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2511:15 amDEN - FNA
2 stops25h 25mBrussels Airlines
Wed 10/298:10 pmFNA - DEN
3 stops27h 35mBrussels Airlines
Deal found 10/13![Brussels Airlines logo]()
$1,620
This Ethiopian Air 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 Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/251:56 pmDEN - FNA
3 stops20h 29mEthiopian Air
Wed 10/298:05 amFNA - DEN
3 stops36h 42mEthiopian Air
Deal found 10/14![Ethiopian Air logo]()
$1,850
Cheapflights Fare Finder
Customize your flight search to find flights from Denver 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 Denver to Sierra Leone that are best for you.
Fly from
Denver
Fly to
Sierra Leone
Route
Depart
Return
Price
DenverFreetown
DEN - FNA
DENFNA
Denver Intl
Mon 2/16
10:44 pm-4:25 pm
3 stops34h 41m
Freetown Lungi Intl
Mon 3/2
9:00 am-8:45 am
4 stops54h 45m
$5,150
DenverFreetown
DEN - FNA
DENFNA
Denver Intl
Mon 2/16
11:15 am-6:40 pm
2 stops24h 25m
Freetown Lungi Intl
Mon 3/2
7:45 pm-7:55 pm
3 stops31h 10m
$6,262
DenverFreetown
DEN - FNA
DENFNA
Denver Intl
Mon 2/16
11:15 am-6:40 pm
2 stops24h 25m
Freetown Lungi Intl
Mon 3/2
7:45 pm-7:55 pm
3 stops31h 10m
$6,433
DenverFreetown
DEN - FNA
DENFNA
Denver Intl
Mon 2/16
7:45 am-6:40 pm
3 stops27h 55m
Freetown Lungi Intl
Mon 3/2
7:45 pm-7:55 pm
3 stops31h 10m
$6,445
Best time to book a flight from Denver to Sierra Leone
Have a flexible travel schedule? Discover the best time to fly to Sierra Leone from Denver 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 Denver to Sierra Leone
What is the cheapest time of day to fly from DEN to SL?
Find hourly flight availability from Denver to Sierra Leone. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 16, 2025.
It’s optimal to fly from Denver to Sierra Leone at noon. By choosing this option you can save up to 44% on the cost of your flight, compared to a flight in the afternoon.