HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sierra Leone

$1,585+ Cheap flights from San Francisco (SFO) 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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — FNA
Jun 9 — Jun 161
Tue 6/9
Tue 6/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Francisco 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.

Cheap flight deals from San Francisco to Sierra Leone

Cheapest flights from San Francisco to Sierra Leone
Explore the most affordable flight options available from San Francisco to Sierra Leone. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 10, 2026.

This Air Canada deal was found by Cheapflights users on 5/5. 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 9/1611:46 pm
SFO
-
FNA
2 stops34h 39m
Air Canada
Sun 9/206:45 pm
FNA
-
SFO
3 stops46h 54m
Air Canada
Deal found 5/5$1,585
This KAYAK deal was found by Cheapflights users on 5/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/289:40 pm
SFO
-
FNA
2 stops36h 45m
Brussels Airlines
Tue 12/298:10 pm
FNA
-
SFO
3 stops31h 25m
Brussels Airlines
Deal found 5/5$1,635
This KAYAK deal was found by Cheapflights users on 5/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/289:40 pm
SFO
-
FNA
2 stops36h 45m
Brussels Airlines
Fri 12/258:10 pm
FNA
-
SFO
3 stops55h 25m
Brussels Airlines
Deal found 5/5$1,646
This KAYAK deal was found by Cheapflights users on 5/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:25 pm
SFO
-
FNA
2 stops39h 15m
SWISS
Tue 12/298:10 pm
FNA
-
SFO
3 stops52h 20m
SWISS
Deal found 5/5$1,695
This KAYAK deal was found by Cheapflights users on 5/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/287:25 pm
SFO
-
FNA
2 stops39h 00m
SWISS
Wed 12/308:10 pm
FNA
-
SFO
3 stops28h 20m
SWISS
Deal found 5/5$1,701
This KAYAK deal was found by Cheapflights users on 5/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/279:40 pm
SFO
-
FNA
2 stops37h 00m
Brussels Airlines
Fri 12/258:10 pm
FNA
-
SFO
3 stops55h 25m
Brussels Airlines
Deal found 5/5$1,707
This KAYAK deal was found by Cheapflights users on 5/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/279:40 pm
SFO
-
FNA
2 stops60h 45m
Brussels Airlines
Wed 12/308:10 pm
FNA
-
SFO
3 stops31h 25m
Brussels Airlines
Deal found 5/5$1,728
This BusinessClass deal was found by Cheapflights users on 5/5. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:25 pm
SFO
-
FNA
2 stops39h 15m
SWISS
Mon 12/287:45 pm
FNA
-
SFO
3 stops28h 45m
SWISS
Deal found 5/5$1,746
This KAYAK deal was found by Cheapflights users on 5/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:25 pm
SFO
-
FNA
2 stops39h 15m
Multiple Airlines
Wed 12/308:10 pm
FNA
-
SFO
3 stops31h 25m
Multiple Airlines
Deal found 5/5$1,750
This United Airlines deal was found by Cheapflights users on 5/8. 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.
Fri 11/2711:50 pm
SFO
-
FNA
2 stops34h 50m
United Airlines
Tue 12/18:10 pm
FNA
-
SFO
3 stops32h 26m
United Airlines
Deal found 5/8$1,853
This Brussels Airlines deal was found by Cheapflights users on 5/5. 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.
Sun 11/298:25 am
SFO
-
FNA
2 stops26h 00m
Brussels Airlines
Tue 12/298:10 pm
FNA
-
SFO
3 stops31h 25m
Brussels Airlines
Deal found 5/5$1,921
This Brussels Airlines deal was found by Cheapflights users on 5/5. 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.
Sun 11/298:25 am
SFO
-
FNA
2 stops26h 00m
Brussels Airlines
Mon 12/287:45 pm
FNA
-
SFO
3 stops31h 50m
Brussels Airlines
Deal found 5/5$1,923

Find flight deals from San Francisco to Sierra Leone

Keep the following information in mind while searching for San Francisco to Sierra Leone flight deals. Data was last updated May 10, 2026.

Round-trip from

$1,640
(KAYAK)
From San Francisco to Sierra Leone
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco 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 May 10, 2026.
Use the filters below to find and compare flights from San Francisco to Sierra Leone that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoFreetown

SFO - FNA

SFOFNA

San Francisco

Wed 9/16

11:46 pm-5:25 pm

2 stops34h 39m

Freetown Lungi Intl

Sun 9/20

6:45 pm-10:39 am

3 stops46h 54m

$1,585

San FranciscoFreetown

SFO - FNA

SFOFNA

San Francisco

Fri 10/30

10:55 pm-4:25 pm

3 stops34h 30m

Freetown Lungi Intl

Sat 11/28

8:05 am-11:20 am

3 stops35h 15m

$1,927

San FranciscoFreetown

SFO - FNA

SFOFNA

San Francisco

Mon 5/25

10:35 pm-4:25 pm

3 stops34h 50m

Freetown Lungi Intl

Sat 6/27

8:05 am-1:15 am

3 stops24h 10m

$2,298
Quickest round-trip

San FranciscoFreetown

SFO - FNA

SFOFNA

San Francisco

Wed 9/16

9:24 pm-4:25 am

2 stops24h 01m

Freetown Lungi Intl

Sun 9/20

5:25 am-12:39 am

2 stops26h 14m

$2,340

San FranciscoFreetown

SFO - FNA

SFOFNA

San Francisco

Wed 6/24

8:10 am-4:25 pm

3 stops25h 15m

Freetown Lungi Intl

Thu 7/9

9:00 am-3:27 pm

4 stops37h 27m

$2,646

San FranciscoFreetown

SFO - FNA

SFOFNA

San Francisco

Wed 6/24

3:55 pm-5:40 pm

3 stops42h 45m

Freetown Lungi Intl

Thu 7/9

8:05 am-2:00 pm

2 stops36h 55m

$3,288

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/5

Sorted by cheapest first

Best time to book a flight from San Francisco to Sierra Leone

Have a flexible travel schedule? Discover the best time to fly to Sierra Leone from San Francisco 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 San Francisco to Sierra Leone
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Sierra Leone

Get insights into the airlines that provide service to Sierra Leone. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sierra Leone. Reviews last updated May 10, 2026.
Read through reviews of airlines operating flights from San Francisco to Sierra Leone, such as Brussels Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Brussels Airlines
7.3
Good
406 reviews

Comfort

7.0

Entertainment

6.2

Boarding

7.3

Crew

7.9

Food

6.3

Overall

7.3

Reviews

1 / 20
8.0
Excellent

Nyaga,Mar 2026

BRU - NBO

Airbus A330 was quite empty, so had all the seats to myself. Very comfortable. Flight left on time. Not a fan of pizza as it is processed carbs heavy but the rest of the food was good. Movies were good. I enjoyed Better Man - a movie on Robbie William's life.
Brussels Airlines
7.3
Good
406 reviews
Brussels Airlines
7.3
Good
406 reviews

Comfort

7.0

Entertainment

6.2

Boarding

7.3

Crew

7.9

Food

6.3

Overall

7.3

Reviews

1 / 20
8.0
Excellent

Nyaga,Mar 2026

BRU - NBO

Airbus A330 was quite empty, so had all the seats to myself. Very comfortable. Flight left on time. Not a fan of pizza as it is processed carbs heavy but the rest of the food was good. Movies were good. I enjoyed Better Man - a movie on Robbie William's life.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Sierra Leone. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Francisco to Sierra Leone?

    If you book a flight to Sierra Leone from San Francisco, you will be flying from San Francisco, which is the city’s only airport. San Francisco (SFO) is located 11.0 mi from the center of San Francisco.

  • How long is the flight from San Francisco to Sierra Leone?

    Airlines like SWISS and Ethiopian Air fly from San Francisco to Sierra Leone in about 35h 10m. The time it takes to get you to your destination can typically vary by up to 3h 40m. Airlines will cover a distance of 6873 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from San Francisco to Sierra Leone that include hotel bookings?

    Yes. In addition to deals on San Francisco to Sierra Leone flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Sierra Leone?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Sierra Leone.

  • Can I find deals for business class flights from San Francisco to Sierra Leone?

    Yes. Cheapflights offers flight deals from San Francisco 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.

Top airline flying from San Francisco to Sierra Leone

Discover the top airline that operate flights from San Francisco to Sierra Leone. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Brussels AirlinesCheapest$1,394Average$1,807FlexibilityNo cancel feeOn-timeN/A

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.
Site
©2026 Cheapflights