Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from San Francisco to Asuncion from $510

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Asuncion departing on 11/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Francisco to Asuncion

Cheap round-trip flights

Enter your travel dates to find the best prices.
Avianca Logo
11:55 pm - 4:40 am
SFO
-
ASU
24h 45m
2 stops
Avianca Logo
8:25 am - 12:50 pm
ASU
-
SFO
32h 25m
2 stops
$952Avianca
Wed, Aug 12 - Wed, Aug 19
Avianca Logo
2:30 am - 4:40 am
SFO
-
ASU
46h 10m
2 stops
Avianca Logo
8:25 am - 11:55 pm
ASU
-
SFO
43h 30m
2 stops
$971Avianca
Tue, Jul 7 - Wed, Jul 15
Avianca Logo
11:10 pm - 5:15 am
SFO
-
ASU
49h 05m
2 stops
Avianca Logo
8:20 am - 12:00 pm
ASU
-
SFO
56h 40m
2 stops
$988Avianca
Sat, Nov 14 - Tue, Nov 17
Avianca Logo
2:15 pm - 4:40 am
SFO
-
ASU
34h 25m
2 stops
Avianca Logo
8:25 am - 6:25 am
ASU
-
SFO
26h 00m
3 stops
$1,011Avianca
Mon, Jun 29 - Fri, Jul 3
Avianca Logo
2:15 pm - 4:40 am
SFO
-
ASU
34h 25m
2 stops
Avianca Logo
8:25 am - 6:25 am
ASU
-
SFO
50h 00m
3 stops
$1,028Avianca
Mon, Jun 29 - Sun, Jul 5
Copa Airlines Logo
8:16 pm - 2:48 am
SFO
-
ASU
26h 32m
1 stop
Copa Airlines Logo
6:33 am - 11:40 pm
ASU
-
SFO
21h 07m
1 stop
$1,069Copa Airlines
Fri, Jul 17 - Thu, Jul 30
Copa Airlines Logo
12:33 am - 2:48 am
SFO
-
ASU
21h 15m
1 stop
Copa Airlines Logo
3:56 am - 11:12 pm
ASU
-
SFO
24h 16m
1 stop
$1,092Copa Airlines
Fri, Nov 13 - Mon, Nov 16
Copa Airlines Logo
1:12 am - 2:48 am
SFO
-
ASU
21h 36m
1 stop
Copa Airlines Logo
3:59 am - 11:40 pm
ASU
-
SFO
23h 41m
1 stop
$1,115Copa Airlines
Fri, Jul 17 - Fri, Jul 24
Avianca Logo
7:45 am - 4:40 am
SFO
-
ASU
40h 55m
3 stops
Avianca Logo
8:25 am - 6:25 am
ASU
-
SFO
26h 00m
3 stops
$1,141Avianca
Mon, Jun 29 - Fri, Jul 3
Avianca Logo
7:45 am - 4:40 am
SFO
-
ASU
40h 55m
3 stops
Avianca Logo
8:25 am - 6:25 am
ASU
-
SFO
50h 00m
3 stops
$1,158Avianca
Mon, Jun 29 - Sun, Jul 5

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Copa Airlines flights from San Francisco to Asuncion

Our best Copa Airlines deals on San Francisco to Asuncion flight tickets
Copa Airlines
Jul 17
SFO8:16 pmSan Francisco
26h 32m
1 stop
ASU2:48 amAsuncion Silvio Pettirossi
Jul 30
ASU6:33 amAsuncion Silvio Pettirossi
21h 07m
1 stop
SFO11:40 pmSan Francisco
$1,069
Copa Airlines
Nov 13
SFO12:33 amSan Francisco
21h 15m
1 stop
ASU2:48 amAsuncion Silvio Pettirossi
Nov 16
ASU3:56 amAsuncion Silvio Pettirossi
24h 16m
1 stop
SFO11:12 pmSan Francisco
$1,092
Copa Airlines
Jul 17
SFO1:12 amSan Francisco
21h 36m
1 stop
ASU2:48 amAsuncion Silvio Pettirossi
Jul 24
ASU3:59 amAsuncion Silvio Pettirossi
23h 41m
1 stop
SFO11:40 pmSan Francisco
$1,115

United Airlines flights from San Francisco to Asuncion

Our best United Airlines deals on San Francisco to Asuncion flight tickets
United Airlines
Jul 17
SFO5:00 amSan Francisco
20h 25m
2 stops
ASU5:25 amAsuncion Silvio Pettirossi
Jul 30
ASU6:33 amAsuncion Silvio Pettirossi
39h 02m
2 stops
SFO5:35 pmSan Francisco
$1,177
United Airlines
Aug 9
SFO12:45 amSan Francisco
24h 40m
2 stops
ASU5:25 amAsuncion Silvio Pettirossi
Sep 10
ASU6:33 amAsuncion Silvio Pettirossi
21h 07m
1 stop
SFO11:40 pmSan Francisco
$1,568
United Airlines
Jun 24
SFO1:12 amSan Francisco
24h 12m
1 stop
ASU5:24 amAsuncion Silvio Pettirossi
Jul 2
ASU6:33 amAsuncion Silvio Pettirossi
28h 49m
2 stops
SFO7:22 amSan Francisco
$1,639

momondo 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, momondo users made 832,500 searches. Data last updated June 19, 2026.
Use the filters below to find and compare flights from San Francisco to Asuncion that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Wed 8/12

11:55 pm-4:40 am

2 stops24h 45m

Asuncion Silvio Pettirossi

Wed 8/19

8:25 am-12:50 pm

2 stops32h 25m

$952

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Tue 7/7

2:30 am-4:40 am

2 stops46h 10m

Asuncion Silvio Pettirossi

Wed 7/15

8:25 am-11:55 pm

2 stops43h 30m

$971

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Sat 11/14

11:10 pm-5:15 am

2 stops49h 05m

Asuncion Silvio Pettirossi

Tue 11/17

8:20 am-12:00 pm

2 stops56h 40m

$988

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Mon 6/29

2:15 pm-4:40 am

2 stops34h 25m

Asuncion Silvio Pettirossi

Fri 7/3

8:25 am-6:25 am

3 stops26h 00m

$1,011

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Mon 6/29

2:15 pm-4:40 am

2 stops34h 25m

Asuncion Silvio Pettirossi

Sun 7/5

8:25 am-6:25 am

3 stops50h 00m

$1,028

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Fri 7/17

8:16 pm-2:48 am

1 stop26h 32m

Asuncion Silvio Pettirossi

Thu 7/30

6:33 am-11:40 pm

1 stop21h 07m

$1,069

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Fri 11/13

12:33 am-2:48 am

1 stop21h 15m

Asuncion Silvio Pettirossi

Mon 11/16

3:56 am-11:12 pm

1 stop24h 16m

$1,092
Quickest round-trip

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Fri 7/17

1:12 am-2:48 am

1 stop21h 36m

Asuncion Silvio Pettirossi

Fri 7/24

3:59 am-11:40 pm

1 stop23h 41m

$1,115

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Mon 6/29

7:45 am-4:40 am

3 stops40h 55m

Asuncion Silvio Pettirossi

Fri 7/3

8:25 am-6:25 am

3 stops26h 00m

$1,141

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Mon 6/29

7:45 am-4:40 am

3 stops40h 55m

Asuncion Silvio Pettirossi

Sun 7/5

8:25 am-6:25 am

3 stops50h 00m

$1,158

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Asuncion from

How to get the cheapest flight ticket from San Francisco to Asuncion

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Asuncion?

The cheapest month to fly to Asuncion from San Francisco is in June. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you don’t want to visit Asuncion in June, then you should wait until January to fly from San Francisco, when ticket prices are also cheap, with an average price of $0.

Can stopping save me money on San Francisco to Asuncion flights?

You could potentially save up to 1% on your flight if you consider stops on a San Francisco to Asuncion flight.

How have San Francisco to Asuncion flight prices changed over time?

As of June 2026, prices for San Francisco to Asuncion flights are approximately 71% more expensive when compared to flights at the same time last year.

When to book flights from San Francisco to Asuncion

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Asuncion according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Francisco to Asuncion (SFO to ASU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Asuncion

Fastest flight time

20h 25m

Direct flights

None
The fastest flight from San Francisco to Asuncion takes 20h 25m
There are no direct flights from San Francisco to Asuncion. There are no popular flight routes from San Francisco to Asuncion.
Search flight deals

Frequently asked questions about flying from San Francisco to Asuncion

  • How far is San Francisco to Asuncion Silvio Pettirossi by plane?

    Asuncion Silvio Pettirossi is 6043.9 mi away from San Francisco. In terms of flight time, this usually takes a little over 20h 25m.

  • When did momondo last update prices for flights from San Francisco Airport to Asuncion Silvio Pettirossi Airport?

    Prices for flights from San Francisco Airport to Asuncion Silvio Pettirossi Airport refresh daily.

  • How many operators does momondo search for flights from San Francisco Airport to Asuncion Silvio Pettirossi Airport?

  • How old do you have to be to fly from San Francisco Airport to Asuncion Silvio Pettirossi Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Francisco Airport to Asuncion Silvio Pettirossi Airport.

  • What documentation or ID do you need to fly to Asuncion Silvio Pettirossi Airport?

    The required travel and health documents for your Asuncion Silvio Pettirossi Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Asuncion Silvio Pettirossi Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from San Francisco to Asuncion?

Best airlines flying from San Francisco to Asuncion

Compare and see reviews for airlines that fly from San Francisco to Asuncion with momondo
Airline
Rating
Free Cancellation
Price
Copa AirlinesPriceFrom $384Free CancellationRating
7.6
1,567 reviews
Search Copa Airlines flights
United AirlinesPriceFrom $447Free CancellationRating
7.4
9,863 reviews
Search United Airlines flights
LATAM AirlinesPriceFrom $488Free CancellationRating
7.4
1,939 reviews
Search LATAM Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Asuncion?

It is quick and easy to find San Francisco to Asuncion flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Asuncion that suits you.

Can I find flights from San Francisco to Asuncion with flexible booking policies on momondo?

momondo does allow users to show only those flights to Asuncion from San Francisco which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from San Francisco to Asuncion?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Francisco to Asuncion.

I’m not ready to book a flight from San Francisco to Asuncion right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Asuncion, momondo offers a useful price alert feature which will track prices for flights to Asuncion from San Francisco and alert you when they change.

An easier way to manage your Asuncion trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 7/19
Sun 7/26
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Paraguay

Airports servicing Paraguay

Ciudad del Este Guarani Intl Airport