$437+ Cheap flights from San Francisco (SFO) to Pasto (PSO)
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 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — PSO
Mar 15 — Mar 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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Cheapest flights from San Francisco to PastoExplore the most affordable flight options available from San Francisco to Pasto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.
Explore the most affordable flight options available from San Francisco to Pasto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.
This Avianca deal was found by Cheapflights users on 2/12. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1311:55 pm
SFO
- PSO
2 stops33h 50m
Avianca
Thu 4/168:05 am
PSO
- SFO
2 stops16h 30m
Avianca
Deal found 2/12![Avianca logo]()
$437
Best flights from San Francisco to PastoDiscover carefully curated flight deals from San Francisco to Pasto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 13, 2026.
Discover carefully curated flight deals from San Francisco to Pasto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 13, 2026.
This Avianca deal was found by Cheapflights users on 2/12. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1311:55 pm
SFO
- PSO
2 stops33h 50m
Avianca
Thu 4/168:05 am
PSO
- SFO
2 stops16h 30m
Avianca
Deal found 2/12![Avianca logo]()
$437
Find flight deals from San Francisco to Pasto
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Pasto (PSO). 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 February 13, 2026.
Most accurate provider | Ovago 2 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $653 (Avianca) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco to Pasto 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 February 13, 2026.
Use the filters below to find and compare flights from San Francisco to Pasto that are best for you.
Fly from
San Francisco
Fly to
Pasto
Route
Depart
Return
Price
San FranciscoPasto
SFO - PSO
SFOPSO
San Francisco
Mon 4/13
11:55 pm-11:45 am
2 stops33h 50m
Pasto Antonio Nariño
Thu 4/16
8:05 am-10:35 pm
2 stops16h 30m
$437
- Most accurate provider: When it comes to deals on San Francisco-Pasto flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on San Francisco-Pasto flight deals on Cheapflights vs. Ovago 90-95% of the time. Price accuracy is based on data collected from San Francisco-Pasto flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Pasto flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Pasto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Francisco to Pasto
Have a flexible travel schedule? Discover the best time to fly to Pasto from San Francisco with our price prediction graph.
SFO-PSO
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.
Reviews of airlines servicing Pasto
Get insights into the airlines that provide service to Pasto. 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 Pasto. Reviews last updated February 13, 2026.
Read through reviews of airlines operating flights from San Francisco to Pasto, such as Avianca. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
6.9
Food
5.0
Entertainment
5.4
Crew
7.2
Comfort
6.2
Overall
6.5
Reviews
1 / 20
6.0
GoodMichael,Jan 2026
GYE - BOG
Boarding
6.9
Food
5.0
Entertainment
5.4
Crew
7.2
Comfort
6.2
Overall
6.5
Reviews
1 / 20
6.0
GoodMichael,Jan 2026
GYE - BOG
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Pasto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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San Francisco and Pasto flights
Browse other San Francisco and Pasto flight options. Last updated on February 13, 2026.
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Top airline flying from San Francisco to Pasto
Discover the top airline that operate flights from San Francisco to Pasto. 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 February 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$737 | Average$830 | FlexibilityNo cancel fee | On-time71% |