$469+ Cheap flights from Asuncion (ASU) to San Francisco (SFO)
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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
ASU — SFO
Jun 9 — Jun 161
Round-trip
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 Asuncion to San FranciscoExplore the most affordable flight options available from Asuncion to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 10, 2026.
Explore the most affordable flight options available from Asuncion to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 10, 2026.
This FlightHub deal was found by Cheapflights users on 5/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:10 am
ASU
- SFO
2 stops40h 48m
Aeromexico
Thu 10/291:35 pm
SFO
- ASU
2 stops36h 30m
Aeromexico
Deal found 5/7![Aeromexico logo]()
$970
This eDestinos 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/148:10 am
ASU
- SFO
2 stops40h 49m
Aeromexico
Mon 11/231:35 pm
SFO
- ASU
2 stops35h 30m
Aeromexico
Deal found 5/8![Aeromexico logo]()
$978
This eDestinos deal was found by Cheapflights users on 5/7. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:10 am
ASU
- SFO
2 stops43h 20m
Aeromexico
Tue 7/77:03 am
SFO
- ASU
2 stops39h 17m
Aeromexico
Deal found 5/7![Aeromexico logo]()
$985
This Justfly.com deal was found by Cheapflights users on 5/6. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:10 am
ASU
- SFO
2 stops32h 32m
Aeromexico
Fri 10/2311:19 pm
SFO
- ASU
2 stops23h 01m
Aeromexico
Deal found 5/6![Aeromexico logo]()
$995
This FlightHub deal was found by Cheapflights users on 5/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:10 am
ASU
- SFO
2 stops32h 32m
Aeromexico
Sun 10/252:31 pm
SFO
- ASU
2 stops35h 34m
Aeromexico
Deal found 5/6![Aeromexico logo]()
$1,033
This Avianca deal was found by Cheapflights users on 5/9. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/78:25 am
ASU
- SFO
2 stops26h 00m
Avianca
Mon 6/297:45 am
SFO
- ASU
2 stops40h 55m
Avianca
Deal found 5/9![Avianca logo]()
$1,054
This Cheapflightsfares deal was found by Cheapflights users on 5/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:10 am
ASU
- SFO
2 stops32h 15m
Aeromexico
Tue 6/3011:53 pm
SFO
- ASU
2 stops22h 27m
Aeromexico
Deal found 5/6![Aeromexico logo]()
$1,057
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/178:25 am
ASU
- SFO
2 stops26h 00m
Avianca
Mon 6/227:45 am
SFO
- ASU
2 stops40h 55m
Avianca
Deal found 5/5![Avianca logo]()
$1,059
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/48:10 am
ASU
- SFO
2 stops32h 15m
Multiple Airlines
Thu 6/1111:51 pm
SFO
- ASU
2 stops26h 14m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$1,079
This eDestinos deal was found by Cheapflights users on 5/6. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:10 am
ASU
- SFO
2 stops43h 20m
Aeromexico
Wed 7/152:33 pm
SFO
- ASU
2 stops35h 32m
Aeromexico
Deal found 5/6![Aeromexico logo]()
$1,100
This Expedia deal was found by Cheapflights users on 5/6. 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.
Wed 6/248:10 am
ASU
- SFO
2 stops40h 48m
Aeromexico
Wed 7/12:33 pm
SFO
- ASU
2 stops35h 32m
Aeromexico
Deal found 5/6![Aeromexico logo]()
$1,119
Best flights from Asuncion to San FranciscoDiscover carefully curated flight deals from Asuncion to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 10, 2026.
Discover carefully curated flight deals from Asuncion to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 10, 2026.
This Copa Airlines deal was found by Cheapflights users on 5/9. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/61:47 am
ASU
- SFO
1 stop25h 53m
Copa Airlines
Fri 6/121:12 am
SFO
- ASU
1 stop24h 12m
Copa Airlines
Deal found 5/9![Copa Airlines logo]()
$1,396
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 6/196:33 am
ASU
- SFO
2 stops31h 26m
United Airlines
Sun 6/211:12 am
SFO
- ASU
1 stop24h 12m
United Airlines
Deal found 5/8![United Airlines logo]()
$1,691
This Copa Airlines deal was found by Cheapflights users on 5/7. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:33 am
ASU
- SFO
1 stop21h 07m
Copa Airlines
Sun 7/51:12 am
SFO
- ASU
1 stop18h 45m
Copa Airlines
Deal found 5/7![Copa Airlines logo]()
$1,430
This Copa 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/181:47 am
ASU
- SFO
1 stop25h 53m
Copa Airlines
Fri 7/38:16 pm
SFO
- ASU
1 stop23h 41m
Copa Airlines
Deal found 5/5![Copa Airlines logo]()
$1,430
This United Airlines deal was found by Cheapflights users on 5/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/196:33 am
ASU
- SFO
2 stops31h 26m
United Airlines
Thu 7/21:12 am
SFO
- ASU
1 stop18h 45m
United Airlines
Deal found 5/9![United Airlines logo]()
$1,775
This Copa Airlines deal was found by Cheapflights users on 5/7. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:33 am
ASU
- SFO
1 stop21h 07m
Copa Airlines
Sun 6/281:12 am
SFO
- ASU
1 stop24h 12m
Copa Airlines
Deal found 5/7![Copa Airlines logo]()
$1,627
This United Airlines deal was found by Cheapflights users on 5/7. 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.
Thu 5/146:33 am
ASU
- SFO
1 stop21h 07m
United Airlines
Fri 5/2211:59 pm
SFO
- ASU
2 stops20h 09m
United Airlines
Deal found 5/7![United Airlines logo]()
$1,792
This Copa Airlines deal was found by Cheapflights users on 5/6. 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.
Mon 6/221:47 am
ASU
- SFO
1 stop25h 53m
Copa Airlines
Wed 7/11:12 am
SFO
- ASU
1 stop21h 36m
Copa Airlines
Deal found 5/6![Copa Airlines logo]()
$1,684
This Copa Airlines deal was found by Cheapflights users on 5/9. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:33 am
ASU
- SFO
1 stop15h 41m
Copa Airlines
Thu 6/251:12 am
SFO
- ASU
1 stop21h 35m
Copa Airlines
Deal found 5/9![Copa Airlines logo]()
$1,829
This Copa 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/161:47 am
ASU
- SFO
1 stop25h 53m
Copa Airlines
Sun 6/211:12 am
SFO
- ASU
1 stop24h 12m
Copa Airlines
Deal found 5/8![Copa Airlines logo]()
$1,886
Last-minute flights from Asuncion to San FranciscoDiscover last-minute flight deals from Asuncion to San Francisco. Data last updated May 10, 2026 and is based on user searches.
Discover last-minute flight deals from Asuncion to San Francisco. Data last updated May 10, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 5/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:10 am
ASU
- SFO
2 stops32h 15m
Aeromexico
Tue 6/3011:53 pm
SFO
- ASU
2 stops22h 27m
Aeromexico
Deal found 5/6![Aeromexico logo]()
$1,057
This Expedia deal was found by Cheapflights users on 5/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/48:10 am
ASU
- SFO
2 stops33h 10m
Multiple Airlines
Wed 6/1011:51 pm
SFO
- ASU
2 stops26h 14m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$1,079
This Avianca deal was found by Cheapflights users on 5/6. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/78:25 am
ASU
- SFO
2 stops26h 00m
Avianca
Mon 6/297:45 am
SFO
- ASU
2 stops40h 55m
Avianca
Deal found 5/6![Avianca logo]()
$1,097
This eDestinos deal was found by Cheapflights users on 5/10. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/108:25 am
ASU
- SFO
2 stops26h 00m
Avianca
Mon 6/297:45 am
SFO
- ASU
2 stops40h 55m
Avianca
Deal found 5/10![Avianca logo]()
$1,054
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/178:25 am
ASU
- SFO
2 stops26h 00m
Avianca
Mon 6/227:45 am
SFO
- ASU
2 stops40h 55m
Avianca
Deal found 5/5![Avianca logo]()
$1,059
This Justfly.com deal was found by Cheapflights users on 5/6. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/188:10 am
ASU
- SFO
2 stops32h 15m
Aeromexico
Tue 6/3011:53 pm
SFO
- ASU
2 stops22h 27m
Aeromexico
Deal found 5/6![Aeromexico logo]()
$1,131
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:10 am
ASU
- SFO
2 stops32h 15m
Aeromexico
Fri 7/311:53 pm
SFO
- ASU
2 stops22h 27m
Aeromexico
Deal found 5/8![Aeromexico logo]()
$1,154
This Cheapflightsfares deal was found by Cheapflights users on 5/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/218:10 am
ASU
- SFO
2 stops33h 10m
Aeromexico
Fri 7/311:53 pm
SFO
- ASU
2 stops22h 27m
Aeromexico
Deal found 5/10![Aeromexico logo]()
$1,200
This eDestinos deal was found by Cheapflights users on 5/7. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:10 am
ASU
- SFO
2 stops43h 20m
Aeromexico
Tue 7/77:03 am
SFO
- ASU
2 stops39h 17m
Aeromexico
Deal found 5/7![Aeromexico logo]()
$985
This Expedia deal was found by Cheapflights users on 5/6. 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.
Wed 6/248:10 am
ASU
- SFO
2 stops40h 48m
Aeromexico
Wed 7/12:33 pm
SFO
- ASU
2 stops35h 32m
Aeromexico
Deal found 5/6![Aeromexico logo]()
$1,119
One-way flights from Asuncion to San FranciscoSearch for one-way flight options from Asuncion to San Francisco. Find affordable one-way fares based on user searches. Data last updated May 10, 2026.
Search for one-way flight options from Asuncion to San Francisco. Find affordable one-way fares based on user searches. Data last updated May 10, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/158:35 am
ASU
- SFO
2 stops37h 39m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$469
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/144:05 pm
ASU
- SFO
3 stops54h 09m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$509
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/311:05 am
ASU
- SFO
3 stops40h 50m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$575
This Cheapflightsfares deal was found by Cheapflights users on 5/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/178:25 am
ASU
- SFO
2 stops26h 00m
Avianca
Deal found 5/6![Avianca logo]()
$602
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/218:25 am
ASU
- SFO
2 stops26h 00m
Avianca
Deal found 5/8![Avianca logo]()
$624
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/114:05 pm
ASU
- SFO
3 stops31h 50m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$642
This eDestinos deal was found by Cheapflights users on 5/9. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/214:05 pm
ASU
- SFO
3 stops51h 48m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$649
This eDestinos deal was found by Cheapflights users on 5/6. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:10 am
ASU
- SFO
3 stops44h 17m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$660
This eDestinos 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:10 am
ASU
- SFO
2 stops43h 20m
Aeromexico
Deal found 5/8![Aeromexico logo]()
$667
Find flight deals from Asuncion to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from Asuncion (ASU) to San Francisco (SFO). 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 May 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $970 (FlightHub) |
One-way from | $469 (Kiwi.com) |
Popular in | January |
Cheapest in | August |
Average price | $1,347 |
Cheapflights Fare Finder
Customize your flight search to find flights from Asuncion to San Francisco 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 Asuncion to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AsuncionSan Francisco
ASU - SFO
ASUSFO
Asuncion Silvio Pettirossi
Sat 6/6
1:47 am-11:40 pm
1 stop25h 53m
San Francisco
Fri 6/12
1:12 am-5:24 am
1 stop24h 12m
$1,396
AsuncionSan Francisco
ASU - SFO
ASUSFO
Asuncion Silvio Pettirossi
Wed 6/24
6:33 am-11:40 pm
1 stop21h 07m
San Francisco
Sun 7/5
1:12 am-11:57 pm
1 stop18h 45m
$1,430
AsuncionSan Francisco
ASU - SFO
ASUSFO
Asuncion Silvio Pettirossi
Thu 6/18
1:47 am-11:40 pm
1 stop25h 53m
San Francisco
Fri 7/3
8:16 pm-11:57 pm
1 stop23h 41m
$1,430
AsuncionSan Francisco
ASU - SFO
ASUSFO
Asuncion Silvio Pettirossi
Wed 6/10
6:33 am-11:40 pm
1 stop21h 07m
San Francisco
Sun 6/28
1:12 am-5:24 am
1 stop24h 12m
$1,627
AsuncionSan Francisco
ASU - SFO
ASUSFO
Asuncion Silvio Pettirossi
Mon 6/22
1:47 am-11:40 pm
1 stop25h 53m
San Francisco
Wed 7/1
1:12 am-2:48 am
1 stop21h 36m
$1,684
AsuncionSan Francisco
ASU - SFO
ASUSFO
Asuncion Silvio Pettirossi
Fri 6/19
6:33 am-9:59 am
2 stops31h 26m
San Francisco
Sun 6/21
1:12 am-5:24 am
1 stop24h 12m
$1,691
AsuncionSan Francisco
ASU - SFO
ASUSFO
Asuncion Silvio Pettirossi
Fri 6/19
6:33 am-9:59 am
2 stops31h 26m
San Francisco
Thu 7/2
1:12 am-11:57 pm
1 stop18h 45m
$1,775
AsuncionSan Francisco
ASU - SFO
ASUSFO
Asuncion Silvio Pettirossi
Thu 5/14
6:33 am-11:40 pm
1 stop21h 07m
San Francisco
Fri 5/22
11:59 pm-12:08 am
2 stops20h 09m
$1,792
Quickest round-trip
AsuncionSan Francisco
ASU - SFO
ASUSFO
Asuncion Silvio Pettirossi
Wed 6/10
6:33 am-6:14 pm
1 stop15h 41m
San Francisco
Thu 6/25
1:12 am-2:47 am
1 stop21h 35m
$1,829
AsuncionSan Francisco
ASU - SFO
ASUSFO
Asuncion Silvio Pettirossi
Tue 6/16
1:47 am-11:40 pm
1 stop25h 53m
San Francisco
Sun 6/21
1:12 am-5:24 am
1 stop24h 12m
$1,886
Showing 1-10 of 19 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Asuncion-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Asuncion-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Asuncion-San Francisco flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Asuncion-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub 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 Asuncion-San Francisco 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 Asuncion to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Asuncion with our price prediction graph.
ASU-SFO
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 Asuncion to San Francisco
What is the cheapest month to book a flight from Asuncion to San Francisco?
Currently, August is the cheapest month in which you can book a flight from Asuncion to San Francisco (average of $548). Flying from Asuncion to San Francisco in January is currently the most expensive (average of $1,603). 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.
How much does it cost to fly round-trip from Asuncion to San Francisco?
Reviews of airlines servicing San Francisco
Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated May 10, 2026.
Get a feel of what it's like to fly with Copa Airlines from Asuncion to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.4
Entertainment
6.8
Food
6.8
Overall
7.5
Boarding
7.8
Crew
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Apr 2026
LIM - PTY
Comfort
7.4
Entertainment
6.8
Food
6.8
Overall
7.5
Boarding
7.8
Crew
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Apr 2026
LIM - PTY
Related info for your journey
Find useful and relevant information for your journey from Asuncion to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Cruz
Santa Clara
Fairfield
Rancho Cordova
San Bruno
Watsonville
San Ramon
Vacaville
Roseville
San Carlos
Redwood City
Sunnyvale
Turlock
Vallejo
San Lorenzo
Davis
Emeryville
Manteca
Elk Grove
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Asuncion and San Francisco flights
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Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 10, 2026.
Top airline flying from Asuncion to San Francisco
Discover the top airline that operate flights from Asuncion to San Francisco. 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.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$947 | Average$1,555 | FlexibilityNo cancel fee | On-time70% |