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$435+ Cheap flights from San Francisco (SFO) to Sri Lanka

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CMB
Dec 12 — Dec 191
Fri 12/12
Fri 12/19
1 adult, Economy
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Find flight deals from San Francisco to Sri Lanka

Cheapest flights from San Francisco to Sri Lanka
Explore the most affordable flight options available from San Francisco to Sri Lanka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 12, 2025.

This FlightHub deal was found by Cheapflights users on 11/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/3010:50 pmSFO - CMB
2 stops26h 40mAir India
Fri 1/234:00 pmCMB - SFO
2 stops36h 00mAir India
Deal found 11/9$969
This Cathay Pacific deal was found by Cheapflights users on 11/9. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2611:25 amSFO - CMB
1 stop22h 35mCathay Pacific
Fri 1/2312:45 amCMB - SFO
1 stop22h 15mCathay Pacific
Deal found 11/9$970
This KAYAK deal was found by Cheapflights users on 11/9. 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 12/612:00 pmSFO - CMB
1 stop41h 30mChina Eastern
Wed 1/218:20 pmCMB - SFO
1 stop26h 10mChina Eastern
Deal found 11/9$976
This KAYAK deal was found by Cheapflights users on 11/9. 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 11/286:00 amSFO - CMB
2 stops47h 30mChina Eastern
Wed 1/218:20 pmCMB - SFO
1 stop26h 10mChina Eastern
Deal found 11/9$977
This Gurufare deal was found by Cheapflights users on 11/9. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2711:25 amSFO - CMB
1 stop22h 35mCathay Pacific
Mon 1/1912:45 amCMB - SFO
1 stop33h 45mCathay Pacific
Deal found 11/9$990
This Cathay Pacific deal was found by Cheapflights users on 11/10. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/189:45 pmSFO - CMB
1 stop36h 15mCathay Pacific
Wed 11/2612:45 amCMB - SFO
1 stop29h 05mCathay Pacific
Deal found 11/10$995
This Trip.com deal was found by Cheapflights users on 11/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1512:00 pmSFO - CMB
1 stop41h 30mMultiple Airlines
Mon 11/1711:40 pmCMB - SFO
2 stops34h 40mMultiple Airlines
Deal found 11/12$1,001
This Trip.com deal was found by Cheapflights users on 11/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/612:00 pmSFO - CMB
1 stop41h 30mMultiple Airlines
Sun 1/1811:40 pmCMB - SFO
2 stops28h 20mMultiple Airlines
Deal found 11/9$1,005
This Gurufare deal was found by Cheapflights users on 11/9. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2810:55 pmSFO - CMB
1 stop35h 05mCathay Pacific
Fri 1/2312:45 amCMB - SFO
1 stop22h 15mCathay Pacific
Deal found 11/9$1,015
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2911:35 pmSFO - CMB
1 stop40h 00mMultiple Airlines
Tue 1/201:35 pmCMB - SFO
3 stops38h 25mMultiple Airlines
Deal found 11/9$1,029
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2911:35 pmSFO - CMB
1 stop40h 00mMultiple Airlines
Mon 1/195:15 pmCMB - SFO
3 stops58h 45mMultiple Airlines
Deal found 11/9$1,031

Cheap flight deals from San Francisco to Sri Lanka

Keep the following information in mind while searching for San Francisco to Sri Lanka flight deals. Data was last updated November 12, 2025.

Round-trip from

$959
(SmartFares)

One-way from

$435
(FlightHub)

Popular in

June

Cheapest in

September

Average price

$1,280
From San Francisco to Sri Lanka
Search Deals
One-way flight from San Francisco to Sri Lanka
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($225 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Sri Lanka 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 November 12, 2025.
Use the filters below to find and compare flights from San Francisco to Sri Lanka that are best for you.

Fly from

San Francisco

Fly to

Sri Lanka

Route

Depart

Return

Price

San FranciscoColombo

SFO - CMB

SFOCMB

San Francisco

Tue 11/18

9:45 pm-11:30 pm

1 stop36h 15m

Colombo Bandaranaike Intl

Wed 11/26

12:45 am-4:20 pm

1 stop29h 05m

$995

San FranciscoColombo

SFO - CMB

SFOCMB

San Francisco

Fri 11/28

10:55 pm-11:30 pm

1 stop35h 05m

Colombo Bandaranaike Intl

Tue 1/20

12:45 am-9:00 pm

1 stop33h 45m

$1,045

San FranciscoColombo

SFO - CMB

SFOCMB

San Francisco

Wed 1/14

9:45 pm-11:30 pm

1 stop36h 15m

Colombo Bandaranaike Intl

Sat 1/24

12:45 am-9:00 pm

1 stop33h 45m

$1,055

San FranciscoColombo

SFO - CMB

SFOCMB

San Francisco

Wed 11/19

11:25 am-11:30 pm

1 stop22h 35m

Colombo Bandaranaike Intl

Sat 11/22

12:45 am-9:15 pm

1 stop34h 00m

$1,070

San FranciscoColombo

SFO - CMB

SFOCMB

San Francisco

Wed 11/19

11:25 am-11:30 pm

1 stop22h 35m

Colombo Bandaranaike Intl

Mon 11/24

12:45 am-9:15 pm

1 stop34h 00m

$1,070

San FranciscoColombo

SFO - CMB

SFOCMB

San Francisco

Wed 11/19

11:25 am-11:30 pm

1 stop22h 35m

Colombo Bandaranaike Intl

Sun 11/23

12:45 am-9:15 pm

1 stop34h 00m

$1,070

San FranciscoColombo

SFO - CMB

SFOCMB

San Francisco

Sun 2/1

10:40 pm-2:50 am

2 stops38h 40m

Colombo Bandaranaike Intl

Tue 2/10

4:00 am-12:24 am

2 stops33h 54m

$1,084

San FranciscoColombo

SFO - CMB

SFOCMB

San Francisco

Wed 11/19

8:25 am-7:00 pm

2 stops45h 05m

Colombo Bandaranaike Intl

Wed 12/3

8:20 pm-9:00 am

1 stop26h 10m

$1,176

San FranciscoColombo

SFO - CMB

SFOCMB

San Francisco

Tue 2/3

12:20 am-9:10 pm

2 stops31h 20m

Colombo Bandaranaike Intl

Wed 2/11

8:55 pm-2:30 pm

2 stops31h 05m

$1,241

San FranciscoColombo

SFO - CMB

SFOCMB

San Francisco

Tue 11/18

9:45 pm-11:30 pm

1 stop36h 15m

Colombo Bandaranaike Intl

Thu 11/27

12:45 am-9:15 pm

1 stop34h 00m

$1,260

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 21 results
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Best time to book a flight from San Francisco to Sri Lanka

Have a flexible travel schedule? Discover the best time to fly to Sri Lanka 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 Sri Lanka

What is the cheapest month to book a flight from San Francisco to Sri Lanka?

Currently, November is the cheapest month in which you can book a flight from San Francisco to Sri Lanka (average of $663). Flying from San Francisco to Sri Lanka in June is currently the most expensive (average of $1,241). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SFO to LK?

Find hourly flight availability from San Francisco to Sri Lanka. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 12, 2025.

It’s optimal to fly from San Francisco to Sri Lanka at noon. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from San Francisco to Sri Lanka?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Sri Lanka. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Francisco to Sri Lanka flight should consider departing on Wednesday at noon when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Sri Lanka

Get insights into the airlines that provide service to Sri Lanka. 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 Sri Lanka. Reviews last updated November 12, 2025.
See what other customers who have flown with Singapore Airlines, Cathay Pacific, and Qatar Airways from San Francisco to Sri Lanka have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,400 reviews

Comfort

8.0

Food

7.8

Entertainment

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
Singapore Airlines
8.1
Very good
1,400 reviews
Singapore Airlines
8.1
Very good
1,400 reviews

Comfort

8.0

Food

7.8

Entertainment

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
Cathay Pacific
7.6
Good
1,058 reviews
Singapore Airlines
8.1
Very good
1,400 reviews

Comfort

8.0

Food

7.8

Entertainment

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
Qatar Airways
7.4
Good
3,661 reviews
Singapore Airlines
8.1
Very good
1,400 reviews

Comfort

8.0

Food

7.8

Entertainment

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
China Eastern
7.2
Good
177 reviews
Singapore Airlines
8.1
Very good
1,400 reviews

Comfort

8.0

Food

7.8

Entertainment

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles
Air India
5.5
Fair
2,940 reviews
Singapore Airlines
8.1
Very good
1,400 reviews

Comfort

8.0

Food

7.8

Entertainment

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Reviews

1 / 20
6.0
Good

Gina,Dec 2024

BLR - SIN

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Sri Lanka. 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 Sri Lanka?

    San Francisco (SFO) is the airport you will fly out of if you book a flight from San Francisco to Sri Lanka. It is only a 11.8 mi journey to San Francisco (SFO) from San Francisco’s city center.

  • How long is the flight from San Francisco to Sri Lanka?

    Cathay Pacific can get you from San Francisco to Sri Lanka in just under 36h 15m. Your travel time can differ by up to . The distance from San Francisco to Sri Lanka is about 9018 mi.

  • What are the cheapest airlines to fly from San Francisco to Sri Lanka one-way?

    The cheapest airlines for a one-way flight from San Francisco to Sri Lanka are Qatar Airways ($435), Singapore Airlines ($448), and American Airlines ($463).

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

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

  • How can I find direct flights from San Francisco to Sri Lanka?

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

  • Can I find deals for business class flights from San Francisco to Sri Lanka?

    Yes. Cheapflights offers flight deals from San Francisco to Sri Lanka by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Francisco to Sri Lanka?

    Currently, November is the cheapest month in which you can book a flight from San Francisco to Sri Lanka (average of $663). Flying from San Francisco to Sri Lanka in June is currently the most expensive (average of $1,241). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 9 airlines flying from San Francisco to Sri Lanka

Discover the top 9 airlines that operate flights from San Francisco to Sri Lanka. 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 November 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest$663Average$865FlexibilityNo cancel feeOn-time62%
Air IndiaCheapest$833Average$1,209FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$846Average$1,039FlexibilityNo cancel feeOn-time72%
Qatar AirwaysCheapest$866Average$1,286FlexibilityNo cancel feeOn-time68%
Singapore AirlinesCheapest$941Average$1,355FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$1,030Average$1,194FlexibilityNo cancel feeOn-time77%
Etihad AirwaysCheapest$1,115Average$1,247FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$1,248Average$1,517FlexibilityNo cancel feeOn-time67%
EmiratesCheapest$1,628Average$2,006FlexibilityNo cancel feeOn-time75%

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