$598+ 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 6/29. Fares are subject to change and may not be available on all flights or dates of travel.
ASU — SFO
Jul 11 — Jul 181
Round-trip
1 adult, Economy
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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 June 11, 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 June 11, 2026.
This eDestinos deal was found by Cheapflights users on 6/9. 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.
Tue 6/93:35 am
ASU
- SFO
2 stops48h 05m
Multiple Airlines
Mon 6/151:51 pm
SFO
- ASU
2 stops32h 56m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$1,033
This eDestinos deal was found by Cheapflights users on 6/8. 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.
Tue 6/93:35 am
ASU
- SFO
2 stops42h 39m
Multiple Airlines
Mon 6/292:15 pm
SFO
- ASU
2 stops34h 25m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$1,083
This Justfly.com deal was found by Cheapflights users on 6/11. 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.
Wed 7/228:25 am
ASU
- SFO
2 stops32h 25m
Avianca
Wed 8/192:15 pm
SFO
- ASU
2 stops34h 25m
Avianca
Deal found 6/11![Avianca logo]()
$1,124
This Faresmojo deal was found by Cheapflights users on 6/8. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/188:10 am
ASU
- SFO
2 stops33h 10m
Multiple Airlines
Thu 6/2511:53 pm
SFO
- ASU
2 stops26h 12m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$1,148
This Faresmojo deal was found by Cheapflights users on 6/8. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/108:10 am
ASU
- SFO
2 stops33h 10m
Multiple Airlines
Fri 6/2611:53 pm
SFO
- ASU
2 stops26h 12m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$1,173
This Avianca deal was found by Cheapflights users on 6/10. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:25 am
ASU
- SFO
2 stops26h 00m
Avianca
Mon 6/297:45 am
SFO
- ASU
2 stops40h 55m
Avianca
Deal found 6/10![Avianca logo]()
$1,184
This Faresmojo deal was found by Cheapflights users on 6/8. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:10 am
ASU
- SFO
2 stops33h 10m
Multiple Airlines
Sat 6/2711:53 pm
SFO
- ASU
2 stops26h 12m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$1,198
This Mytrip deal was found by Cheapflights users on 6/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/611:25 am
ASU
- SFO
3 stops29h 25m
Multiple Airlines
Mon 7/1311:55 pm
SFO
- ASU
2 stops24h 45m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$1,215
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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.
Wed 7/158:25 am
ASU
- SFO
2 stops18h 10m
Avianca
Mon 8/311:55 pm
SFO
- ASU
2 stops24h 45m
Avianca
Deal found 6/10![Avianca logo]()
$1,217
This eDestinos deal was found by Cheapflights users on 6/9. 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.
Tue 6/93:35 am
ASU
- SFO
2 stops48h 05m
Multiple Airlines
Mon 6/223:26 pm
SFO
- ASU
2 stops34h 39m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$1,224
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 June 11, 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 June 11, 2026.
This Copa Airlines deal was found by Cheapflights users on 6/7. 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.
Thu 7/96:33 am
ASU
- SFO
1 stop15h 26m
Copa Airlines
Mon 7/131:12 am
SFO
- ASU
1 stop18h 45m
Copa Airlines
Deal found 6/7![Copa Airlines logo]()
$1,406
This Avianca deal was found by Cheapflights users on 6/6. 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.
Wed 6/248:25 am
ASU
- SFO
2 stops26h 00m
Avianca
Fri 7/311:55 pm
SFO
- ASU
2 stops24h 45m
Avianca
Deal found 6/6![Avianca logo]()
$1,482
This Mytrip deal was found by Cheapflights users on 6/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/111:25 am
ASU
- SFO
3 stops29h 25m
Multiple Airlines
Tue 7/72:15 pm
SFO
- ASU
3 stops29h 40m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$1,557
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Sun 6/146:33 am
ASU
- SFO
1 stop21h 07m
United Airlines
Sat 6/2012:45 am
SFO
- ASU
2 stops24h 39m
United Airlines
Deal found 6/8![United Airlines logo]()
$1,716
This Copa Airlines deal was found by Cheapflights users on 6/6. 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.
Tue 6/303:59 am
ASU
- SFO
1 stop18h 00m
Copa Airlines
Tue 7/78:16 pm
SFO
- ASU
1 stop23h 41m
Copa Airlines
Deal found 6/6![Copa Airlines logo]()
$1,464
This Copa Airlines deal was found by Cheapflights users on 6/7. 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 6/241:47 am
ASU
- SFO
1 stop20h 27m
Copa Airlines
Thu 7/21:12 am
SFO
- ASU
1 stop21h 36m
Copa Airlines
Deal found 6/7![Copa Airlines logo]()
$1,589
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 6/236:33 am
ASU
- SFO
2 stops28h 49m
United Airlines
Thu 6/2512:45 am
SFO
- ASU
2 stops24h 39m
United Airlines
Deal found 6/11![United Airlines logo]()
$1,752
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Mon 6/156:33 am
ASU
- SFO
2 stops31h 52m
United Airlines
Fri 7/312:45 am
SFO
- ASU
2 stops24h 40m
United Airlines
Deal found 6/9![United Airlines logo]()
$1,775
This United Airlines deal was found by Cheapflights users on 6/7. 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.
Mon 6/226:33 am
ASU
- SFO
2 stops28h 49m
United Airlines
Fri 6/267:05 am
SFO
- ASU
2 stops18h 19m
United Airlines
Deal found 6/7![United Airlines logo]()
$1,775
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Mon 6/226:33 am
ASU
- SFO
2 stops28h 49m
United Airlines
Sun 6/285:00 am
SFO
- ASU
2 stops20h 24m
United Airlines
Deal found 6/9![United Airlines logo]()
$1,784
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Mon 6/156:33 am
ASU
- SFO
2 stops21h 32m
United Airlines
Sun 6/285:00 am
SFO
- ASU
2 stops20h 24m
United Airlines
Deal found 6/9![United Airlines logo]()
$1,784
Last-minute flights from Asuncion to San FranciscoDiscover last-minute flight deals from Asuncion to San Francisco. Data last updated June 11, 2026 and is based on user searches.
Discover last-minute flight deals from Asuncion to San Francisco. Data last updated June 11, 2026 and is based on user searches.
This Faresmojo deal was found by Cheapflights users on 6/7. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/178:10 am
ASU
- SFO
2 stops33h 10m
Multiple Airlines
Fri 6/2611:53 pm
SFO
- ASU
2 stops26h 12m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$1,173
This Kiwi.com deal was found by Cheapflights users on 6/11. 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.
Wed 6/178:25 am
ASU
- SFO
2 stops26h 00m
Multiple Airlines
Wed 6/241:12 am
SFO
- ASU
1 stop18h 56m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$1,322
This Faresmojo deal was found by Cheapflights users on 6/8. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/188:10 am
ASU
- SFO
2 stops33h 10m
Multiple Airlines
Thu 6/2511:53 pm
SFO
- ASU
2 stops26h 12m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$1,148
This Avianca deal was found by Cheapflights users on 6/10. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:25 am
ASU
- SFO
2 stops26h 00m
Avianca
Mon 6/297:45 am
SFO
- ASU
2 stops40h 55m
Avianca
Deal found 6/10![Avianca logo]()
$1,184
This Faresmojo deal was found by Cheapflights users on 6/8. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:10 am
ASU
- SFO
2 stops33h 10m
Multiple Airlines
Sat 6/2711:53 pm
SFO
- ASU
2 stops26h 12m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$1,198
This eDestinos deal was found by Cheapflights users on 6/7. 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.
Fri 6/198:10 am
ASU
- SFO
3 stops44h 17m
Multiple Airlines
Tue 6/234:30 pm
SFO
- ASU
2 stops45h 10m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$1,270
This Booking.com deal was found by Cheapflights users on 6/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:25 am
ASU
- SFO
2 stops26h 00m
Avianca
Sun 6/2811:55 pm
SFO
- ASU
2 stops48h 45m
Avianca
Deal found 6/8![Avianca logo]()
$1,334
This Avianca deal was found by Cheapflights users on 6/11. 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 6/218:25 am
ASU
- SFO
2 stops42h 10m
Avianca
Mon 6/297:45 am
SFO
- ASU
3 stops40h 55m
Avianca
Deal found 6/11![Avianca logo]()
$1,261
This Avianca deal was found by Cheapflights users on 6/11. 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 6/218:25 am
ASU
- SFO
2 stops32h 25m
Avianca
Tue 6/3011:55 pm
SFO
- ASU
2 stops48h 45m
Avianca
Deal found 6/11![Avianca logo]()
$1,278
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 June 11, 2026.
Search for one-way flight options from Asuncion to San Francisco. Find affordable one-way fares based on user searches. Data last updated June 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 6/298:10 am
ASU
- SFO
3 stops44h 17m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$598
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/241:47 am
ASU
- SFO
3 stops26h 40m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$617
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/238:10 am
ASU
- SFO
3 stops31h 33m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$621
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1511:25 am
ASU
- SFO
3 stops40h 30m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$631
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Wed 6/248:25 am
ASU
- SFO
3 stops39h 10m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$642
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/218:25 am
ASU
- SFO
3 stops39h 10m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$646
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 7/184:25 am
ASU
- SFO
3 stops47h 58m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$655
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Thu 7/168:10 am
ASU
- SFO
3 stops44h 13m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$677
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:25 am
ASU
- SFO
3 stops44h 02m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$680
This Mytrip deal was found by Cheapflights users on 6/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:25 am
ASU
- SFO
3 stops32h 25m
Avianca
Deal found 6/8![Avianca logo]()
$681
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2212:05 pm
ASU
- SFO
3 stops52h 15m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$682
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 June 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,124 (Justfly.com) |
One-way from | $598 (Kiwi.com) |
Popular in | June |
Cheapest in | August |
Average price | $1,684 |
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 June 11, 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
Quickest round-trip
AsuncionSan Francisco
ASU - SFO
ASUSFO
Asuncion Silvio Pettirossi
Thu 7/9
6:33 am-5:59 pm
1 stop15h 26m
San Francisco
Mon 7/13
1:12 am-11:57 pm
1 stop18h 45m
$1,406
AsuncionSan Francisco
ASU - SFO
ASUSFO
Asuncion Silvio Pettirossi
Tue 6/30
3:59 am-5:59 pm
1 stop18h 00m
San Francisco
Tue 7/7
8:16 pm-11:57 pm
1 stop23h 41m
$1,464
AsuncionSan Francisco
ASU - SFO
ASUSFO
Asuncion Silvio Pettirossi
Wed 6/24
8:25 am-6:25 am
2 stops26h 00m
San Francisco
Fri 7/3
11:55 pm-4:40 am
2 stops24h 45m
$1,482
AsuncionSan Francisco
ASU - SFO
ASUSFO
Asuncion Silvio Pettirossi
Wed 7/1
11:25 am-12:50 pm
3 stops29h 25m
San Francisco
Tue 7/7
2:15 pm-11:55 pm
3 stops29h 40m
$1,557
AsuncionSan Francisco
ASU - SFO
ASUSFO
Asuncion Silvio Pettirossi
Wed 6/24
1:47 am-6:14 pm
1 stop20h 27m
San Francisco
Thu 7/2
1:12 am-2:48 am
1 stop21h 36m
$1,589
AsuncionSan Francisco
ASU - SFO
ASUSFO
Asuncion Silvio Pettirossi
Sun 6/14
6:33 am-11:40 pm
1 stop21h 07m
San Francisco
Sat 6/20
12:45 am-5:24 am
2 stops24h 39m
$1,716
AsuncionSan Francisco
ASU - SFO
ASUSFO
Asuncion Silvio Pettirossi
Tue 6/23
6:33 am-7:22 am
2 stops28h 49m
San Francisco
Thu 6/25
12:45 am-5:24 am
2 stops24h 39m
$1,752
AsuncionSan Francisco
ASU - SFO
ASUSFO
Asuncion Silvio Pettirossi
Mon 6/15
6:33 am-10:25 am
2 stops31h 52m
San Francisco
Fri 7/3
12:45 am-5:25 am
2 stops24h 40m
$1,775
AsuncionSan Francisco
ASU - SFO
ASUSFO
Asuncion Silvio Pettirossi
Mon 6/22
6:33 am-7:22 am
2 stops28h 49m
San Francisco
Fri 6/26
7:05 am-5:24 am
2 stops18h 19m
$1,775
AsuncionSan Francisco
ASU - SFO
ASUSFO
Asuncion Silvio Pettirossi
Mon 6/22
6:33 am-7:22 am
2 stops28h 49m
San Francisco
Sun 6/28
5:00 am-5:24 am
2 stops20h 24m
$1,784
Showing 1-10 of 20 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
How far ahead should I book a flight from Asuncion to San Francisco?
To ensure you get the cheapest price possible for a flight from Asuncion to San Francisco, you should look to book at least 21 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 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 June is currently the most expensive (average of $1,684). 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 June 11, 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.
Entertainment
6.8
Food
6.9
Crew
8.1
Comfort
7.4
Overall
7.5
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Apr 2026
LIM - PTY
Entertainment
6.8
Food
6.9
Crew
8.1
Comfort
7.4
Overall
7.5
Boarding
7.7
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
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Roseville
Cupertino
Emeryville
Newark
San Bruno
Watsonville
San Ramon
Vacaville
San Carlos
Redwood City
Daly City
Sunnyvale
Turlock
Vallejo
San Lorenzo
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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 June 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$947 | Average$1,555 | FlexibilityNo cancel fee | On-time70% |