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Asuncion

$409+ Cheap flights from San Francisco (SFO) to Asuncion (ASU)

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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — ASU
feb. 7 — feb. 141
sáb. 2/7
sáb. 2/14
1 adult, Economy
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Cheap flight deals from San Francisco to Asuncion

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Asuncion (ASU). 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 enero 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$683
(LATAM Airlines)

One-way from

$409
(Gurufare)

Popular in

February

Cheapest in

May
Provider with most accurate pricing for San Francisco-Asuncion Silvio Pettirossi flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Asuncion Silvio Pettirossi flights.
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From San Francisco to Asuncion Silvio Pettirossi
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One-way flight from San Francisco to Asuncion Silvio Pettirossi
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Highest demand for flights based on searches. 18% potential increase in price ($242 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($51 potential savings vs. average RT price).
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Find flight deals from San Francisco to Asuncion

Cheapest flights from San Francisco to Asuncion
Explore the most affordable flight options available from San Francisco to Asuncion. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 8, 2026.

This LATAM Airlines deal was found by Cheapflights users on 1/6. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/98:55 amSFO - ASU
2 stops23h 30mLATAM Airlines
mié. 3/1111:20 amASU - SFO
2 stops28h 47mLATAM Airlines
Deal found 1/6$683
This Gurufare deal was found by Cheapflights users on 1/7. 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.
mar. 3/318:55 amSFO - ASU
2 stops22h 20mMultiple Airlines
mié. 4/86:33 amASU - SFO
2 stops28h 43mMultiple Airlines
Deal found 1/7$825
This Gurufare deal was found by Cheapflights users on 1/7. 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.
mié. 4/17:00 amSFO - ASU
2 stops18h 33mCopa Airlines
lun. 4/66:33 amASU - SFO
2 stops28h 43mCopa Airlines
Deal found 1/7$826
This FlightHub deal was found by Cheapflights users on 1/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/111:00 amSFO - ASU
2 stops26h 40mLATAM Airlines
mar. 4/78:10 amASU - SFO
2 stops19h 06mLATAM Airlines
Deal found 1/8$834
This United Airlines deal was found by Cheapflights users on 1/7. 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.
lun. 3/3011:59 pmSFO - ASU
2 stops25h 31mUnited Airlines
sáb. 4/46:33 amASU - SFO
2 stops28h 43mUnited Airlines
Deal found 1/7$844
This Copa Airlines deal was found by Cheapflights users on 1/8. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/301:35 amSFO - ASU
1 stop18h 44mCopa Airlines
mar. 4/71:57 amASU - SFO
1 stop25h 43mCopa Airlines
Deal found 1/8$869
This Copa Airlines deal was found by Cheapflights users on 1/8. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/18:35 pmSFO - ASU
1 stop23h 30mCopa Airlines
mar. 4/76:33 amASU - SFO
1 stop21h 07mCopa Airlines
Deal found 1/8$889
This United Airlines deal was found by Cheapflights users on 1/7. 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.
dom. 3/295:00 amSFO - ASU
2 stops20h 30mUnited Airlines
lun. 4/66:33 amASU - SFO
2 stops28h 43mUnited Airlines
Deal found 1/7$894
This Copa Airlines deal was found by Cheapflights users on 1/6. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/2012:42 amSFO - ASU
1 stop23h 50mCopa Airlines
sáb. 2/286:42 amASU - SFO
1 stop21h 38mCopa Airlines
Deal found 1/6$909
This Expedia deal was found by Cheapflights users on 1/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/2111:10 pmSFO - ASU
2 stops49h 05mAvianca
sáb. 2/288:20 amASU - SFO
2 stops20h 00mAvianca
Deal found 1/6$946
This FlightHub deal was found by Cheapflights users on 1/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/312:20 pmSFO - ASU
2 stops31h 45mLATAM Airlines
mié. 4/811:05 amASU - SFO
3 stops40h 11mLATAM Airlines
Deal found 1/8$996
This United Airlines deal was found by Cheapflights users on 1/7. 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.
vie. 4/36:55 pmSFO - ASU
2 stops25h 10mUnited Airlines
jue. 4/96:33 amASU - SFO
2 stops28h 43mUnited Airlines
Deal found 1/7$1,004

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Asuncion 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 enero 8, 2026.
Use the filters below to find and compare flights from San Francisco to Asuncion that are best for you.

Fly from

San Francisco

Fly to

Asuncion

Route

Depart

Return

Price

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

lun. 3/9

8:55 am-12:25 pm

2 stops23h 30m

Asuncion Silvio Pettirossi

mié. 3/11

11:20 am-12:07 pm

2 stops28h 47m

$683

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

lun. 3/30

7:00 am-11:15 am

2 stops24h 15m

Asuncion Silvio Pettirossi

mar. 4/7

6:33 am-11:59 pm

2 stops21h 26m

$825

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

mié. 4/1

11:00 am-5:40 pm

2 stops26h 40m

Asuncion Silvio Pettirossi

mar. 4/7

8:10 am-11:16 pm

2 stops19h 06m

$834

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

dom. 3/29

12:45 am-5:30 am

2 stops24h 45m

Asuncion Silvio Pettirossi

jue. 4/9

6:33 am-7:16 am

2 stops28h 43m

$844

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

lun. 3/30

11:59 pm-5:30 am

2 stops25h 31m

Asuncion Silvio Pettirossi

sáb. 4/4

6:33 am-7:16 am

2 stops28h 43m

$844

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

lun. 3/30

12:45 am-12:19 am

2 stops19h 34m

Asuncion Silvio Pettirossi

sáb. 4/4

6:33 am-7:16 am

2 stops28h 43m

$844

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

mié. 4/1

12:45 am-5:33 am

2 stops24h 48m

Asuncion Silvio Pettirossi

lun. 4/6

6:33 am-7:16 am

2 stops28h 43m

$844

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

mar. 3/31

5:00 am-5:30 am

2 stops20h 30m

Asuncion Silvio Pettirossi

vie. 4/10

6:33 am-11:59 pm

2 stops21h 26m

$844

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

mar. 3/31

7:00 am-5:30 am

2 stops18h 30m

Asuncion Silvio Pettirossi

lun. 4/6

6:33 am-7:16 am

2 stops28h 43m

$844

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

mar. 3/31

5:00 am-5:30 am

2 stops20h 30m

Asuncion Silvio Pettirossi

mié. 4/8

6:33 am-7:16 am

2 stops28h 43m

$844

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/8

Showing 1-10 of 18 results
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Compare providers for flights from San Francisco to Asuncion

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Asuncion in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Francisco-Asuncion flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Francisco-Asuncion flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Francisco-Asuncion flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Asuncion flights, Cheapflights users trust eDreams the most. eDreams 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-Asuncion 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 Asuncion

Have a flexible travel schedule? Discover the best time to fly to Asuncion 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.

Reviews of airlines servicing Asuncion

Get insights into the airlines that provide service to Asuncion. 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 Asuncion. Reviews last updated enero 8, 2026.
Read reviews from past customers who have flown Copa Airlines, LATAM Airlines, and United Airlines from San Francisco to Asuncion. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.6
Good
1,562 reviews

Boarding

7.8

Comfort

7.4

Food

6.8

Crew

8.1

Entertainment

6.8

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Juan,Dec 2025

EZE - PTY

The outbound flight from Boston was awful. The handicapped services were the worst i have ever seen. NEVER AGAIN. THIS WAS NOT WORTH ANYWHERE NEAR $4K.
Copa Airlines
7.6
Good
1,562 reviews
Copa Airlines
7.6
Good
1,562 reviews

Boarding

7.8

Comfort

7.4

Food

6.8

Crew

8.1

Entertainment

6.8

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Juan,Dec 2025

EZE - PTY

The outbound flight from Boston was awful. The handicapped services were the worst i have ever seen. NEVER AGAIN. THIS WAS NOT WORTH ANYWHERE NEAR $4K.
LATAM Airlines
7.5
Good
1,901 reviews
Copa Airlines
7.6
Good
1,562 reviews

Boarding

7.8

Comfort

7.4

Food

6.8

Crew

8.1

Entertainment

6.8

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Juan,Dec 2025

EZE - PTY

The outbound flight from Boston was awful. The handicapped services were the worst i have ever seen. NEVER AGAIN. THIS WAS NOT WORTH ANYWHERE NEAR $4K.
United Airlines
7.4
Good
9,142 reviews
Copa Airlines
7.6
Good
1,562 reviews

Boarding

7.8

Comfort

7.4

Food

6.8

Crew

8.1

Entertainment

6.8

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Juan,Dec 2025

EZE - PTY

The outbound flight from Boston was awful. The handicapped services were the worst i have ever seen. NEVER AGAIN. THIS WAS NOT WORTH ANYWHERE NEAR $4K.

Related info for your journey

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

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

    There are many flights that can get you from San Francisco to Asuncion in 23h 30m. Fly via LATAM Airlines or United Airlines to get the fastest option. The distance from San Francisco to Asuncion is about 6040 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from San Francisco to Asuncion round-trip?

    Cheapflights users have booked flights from San Francisco to Asuncion round-trip from $414. Other airlines that can offer you cheap pricing are LATAM Airlines, from $488, and Copa Airlines, from $578. These flights start at 60% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco to Asuncion 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

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Top 3 airlines flying from San Francisco to Asuncion

Discover the top 3 airlines that operate flights from San Francisco to Asuncion. 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 enero 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$447Average$867FlexibilityNo cancel feeOn-time69%
Copa AirlinesCheapest$588Average$974FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$694Average$1,049FlexibilityNo cancel feeOn-time81%

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