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Cheap flights from San Francisco to San Salvador from C$ 330

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SAL
16 Apr — 23 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Francisco to San Salvador

Enter your travel dates to find the best prices.

Cheapest flights from San Francisco to San Salvador
Explore the most affordable flight options available from San Francisco to San Salvador. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 March 2026.

Fri 21/812:45 a.m.
SFO
-
SAL
1 stop12h 45m
United Airlines
Sun 30/81:50 p.m.
SAL
-
SFO
1 stop8h 54m
United Airlines
Deal found 12/3C$ 656
Fri 1/56:55 p.m.
SFO
-
SAL
1 stop18h 35m
United Airlines
Mon 4/53:40 p.m.
SAL
-
SFO
1 stop19h 02m
United Airlines
Deal found 12/3C$ 670
Wed 6/512:45 a.m.
SFO
-
SAL
1 stop10h 30m
United Airlines
Wed 17/62:00 a.m.
SAL
-
SFO
1 stop30h 35m
United Airlines
Deal found 13/3C$ 679
Sat 22/811:10 p.m.
SFO
-
SAL
2 stops13h 02m
American Airlines
Sun 30/82:12 p.m.
SAL
-
SFO
2 stops20h 32m
American Airlines
Deal found 12/3C$ 680
Sat 6/66:54 p.m.
SFO
-
SAL
1 stop23h 04m
United Airlines
Mon 15/62:00 a.m.
SAL
-
SFO
1 stop13h 53m
United Airlines
Deal found 12/3C$ 687
Sat 1/87:45 p.m.
SFO
-
SAL
1 stop8h 05m
United Airlines
Wed 12/86:00 a.m.
SAL
-
SFO
1 stop11h 54m
United Airlines
Deal found 12/3C$ 696
Thu 9/411:59 p.m.
SFO
-
SAL
1 stop11h 16m
United Airlines
Thu 16/43:40 p.m.
SAL
-
SFO
1 stop16h 36m
United Airlines
Deal found 13/3C$ 697
Mon 18/511:59 p.m.
SFO
-
SAL
1 stop11h 16m
United Airlines
Sat 23/51:15 a.m.
SAL
-
SFO
1 stop10h 10m
United Airlines
Deal found 13/3C$ 700
Fri 24/76:54 p.m.
SFO
-
SAL
1 stop24h 55m
United Airlines
Fri 7/81:15 a.m.
SAL
-
SFO
1 stop24h 00m
United Airlines
Deal found 12/3C$ 705
Sat 13/66:54 p.m.
SFO
-
SAL
1 stop16h 21m
United Airlines
Wed 17/62:00 a.m.
SAL
-
SFO
1 stop30h 35m
United Airlines
Deal found 14/3C$ 706
Fri 10/76:54 p.m.
SFO
-
SAL
1 stop24h 55m
United Airlines
Thu 16/71:15 a.m.
SAL
-
SFO
1 stop10h 10m
United Airlines
Deal found 16/3C$ 715
Sun 26/411:59 p.m.
SFO
-
SAL
1 stop11h 16m
United Airlines
Sun 3/53:40 p.m.
SAL
-
SFO
1 stop16h 35m
United Airlines
Deal found 12/3C$ 719

Find flight deals from San Francisco to San Salvador

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to San Salvador (SAL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 March 2026.

Round-trip from

C$ 656

One-way from

C$ 330

Popular in

December

Cheapest in

May

Average price

C$ 648
United Airlines
  • United Airlines
  • 21/8-30/8
  • 2 total stops
  • 21h 39m total
  • San Francisco to San Salvador
Search Deals
United Airlines
  • United Airlines
  • 9/4
  • 1 total stop
  • 11h 16m total
  • San Francisco to San Salvador
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (C$ 236 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 51 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to San Salvador 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 629,999 searches. Data last updated 17 March 2026.
Use the filters below to find and compare flights from San Francisco to San Salvador that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoSan Salvador

SFO - SAL

SFOSAL

San Francisco

Fri 21/8

12:45 a.m.-2:30 p.m.

1 stop12h 45m

San Salvador El Salvador Intl

Sun 30/8

1:50 p.m.-9:44 p.m.

1 stop8h 54m

C$ 656

San FranciscoSan Salvador

SFO - SAL

SFOSAL

San Francisco

Sat 2/5

7:05 p.m.-4:50 a.m.

1 stop8h 45m

San Salvador El Salvador Intl

Wed 27/5

2:00 a.m.-2:53 p.m.

1 stop13h 53m

C$ 670

San FranciscoSan Salvador

SFO - SAL

SFOSAL

San Francisco

Wed 29/4

12:45 a.m.-2:30 p.m.

1 stop12h 45m

San Salvador El Salvador Intl

Thu 28/5

3:40 p.m.-12:15 a.m.

1 stop9h 35m

C$ 670

San FranciscoSan Salvador

SFO - SAL

SFOSAL

San Francisco

Wed 6/5

12:45 a.m.-2:30 p.m.

1 stop12h 45m

San Salvador El Salvador Intl

Fri 22/5

3:40 p.m.-7:22 a.m.

1 stop16h 42m

C$ 670
Quickest round-trip

San FranciscoSan Salvador

SFO - SAL

SFOSAL

San Francisco

Sat 2/5

4:15 p.m.-4:50 a.m.

1 stop11h 35m

San Salvador El Salvador Intl

Sat 30/5

3:40 p.m.-12:15 a.m.

1 stop9h 35m

C$ 670

San FranciscoSan Salvador

SFO - SAL

SFOSAL

San Francisco

Fri 1/5

6:55 p.m.-12:15 p.m.

1 stop16h 20m

San Salvador El Salvador Intl

Sat 9/5

6:00 a.m.-7:05 p.m.

1 stop14h 05m

C$ 670

San FranciscoSan Salvador

SFO - SAL

SFOSAL

San Francisco

Tue 28/4

12:45 a.m.-12:15 p.m.

1 stop10h 30m

San Salvador El Salvador Intl

Wed 6/5

2:00 a.m.-1:15 p.m.

1 stop12h 15m

C$ 670

San FranciscoSan Salvador

SFO - SAL

SFOSAL

San Francisco

Wed 29/4

12:45 a.m.-12:15 p.m.

1 stop10h 30m

San Salvador El Salvador Intl

Tue 26/5

2:00 a.m.-12:30 p.m.

1 stop11h 30m

C$ 670

San FranciscoSan Salvador

SFO - SAL

SFOSAL

San Francisco

Mon 27/4

7:00 a.m.-8:49 p.m.

1 stop12h 49m

San Salvador El Salvador Intl

Mon 4/5

3:40 p.m.-7:15 a.m.

1 stop16h 35m

C$ 670

San FranciscoSan Salvador

SFO - SAL

SFOSAL

San Francisco

Mon 27/4

11:59 p.m.-12:15 p.m.

1 stop11h 16m

San Salvador El Salvador Intl

Sat 23/5

1:15 a.m.-12:15 p.m.

1 stop12h 00m

C$ 670

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from San Francisco to San Salvador

Have a flexible travel schedule? Discover the best time to fly to San Salvador 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 San Salvador

How far ahead should I book a flight from San Francisco to San Salvador?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to San Salvador. Price data was last updated on 13 March 2026.

To ensure you get the cheapest price possible for a flight from San Francisco to San Salvador, you should look to book at least 75 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, October is the cheapest month in which you can book a flight from San Francisco to San Salvador (average of C$ 218). Flying from San Francisco to San Salvador in December is currently the most expensive (average of C$ 541). 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 SAL?

Find hourly flight availability from San Francisco to San Salvador. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 March 2026.

When flying from San Francisco to San Salvador, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

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

  • How popular is this San Francisco to San Salvador flight route?

    Flights from San Francisco to San Salvador El Salvador Intl have been viewed 5 times in the past calendar month.

  • How long is the flight from San Francisco to San Salvador?

    Departing from San Francisco to San Salvador will take you 12h 45m. The distance between San Francisco and San Salvador is about 4247 km.

  • What are the most reliable airlines from San Francisco to San Salvador?

    The top 3 most reliable airlines when flying from San Francisco to San Salvador are EVA Air (93%), Avianca (91%) and Avianca (91%).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco to San Salvador 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 San Salvador?

    Currently, October is the cheapest month in which you can book a flight from San Francisco to San Salvador (average of C$ 218). Flying from San Francisco to San Salvador in December is currently the most expensive (average of C$ 541). 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

Travelling to a place near San Salvador?

Book flights to San Salvador if you plan to visit one of these locations
La Libertad
Sonsonate

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip

Complete your trip to San Salvador by adding a car rental and/or hotel reservation to your travel itinerary.
San Salvador car rentals
San Salvador El Salvador Intl Airport car rentals

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San Francisco to San Salvador?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Francisco to San Salvador. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from San Francisco to San Salvador?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from San Francisco to San Salvador for you. Better yet — we are completely free to use.

Can Cheapflights find flights from San Francisco to San Salvador with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from San Francisco to San Salvador, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from San Francisco to San Salvador become cheaper?

Yes, Cheapflights offers price alerts on San Francisco to San Salvador flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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