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Cheap flights from San Francisco to Asuncion from $419

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 11/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Francisco to Asuncion

Cheap round-trip flights

Copa Airlines Logo
1:31 am - 12:01 amSFO-ASU
18h 30m1 stop
Copa Airlines Logo
1:45 am - 11:39 pmASU-SFO
25h 54m1 stop
$868Copa Airlines
Find Deal
Mon, Oct 13 - Sun, Oct 19
Copa Airlines Logo
1:31 am - 5:25 amSFO-ASU
23h 54m1 stop
Copa Airlines Logo
6:32 am - 11:39 pmASU-SFO
21h 07m1 stop
$888Copa Airlines
Find Deal
Sun, Oct 12 - Mon, Oct 20
LATAM Airlines Logo
11:58 am - 5:40 pmSFO-ASU
25h 42m2 stops
LATAM Airlines Logo
8:25 am - 11:40 amASU-SFO
31h 15m2 stops
$955LATAM Airlines
Find Deal
Tue, Oct 14 - Mon, Oct 20
LATAM Airlines Logo
8:20 am - 6:10 amSFO-ASU
17h 50m2 stops
LATAM Airlines Logo
8:25 am - 9:58 amASU-SFO
29h 33m2 stops
$1,006LATAM Airlines
Find Deal
Mon, Oct 13 - Mon, Oct 20
Logo
2:20 pm - 4:40 amSFO-ASU
34h 20m2 stops
Logo
12:30 pm - 12:35 pmASU-SFO
28h 05m3 stops
$1,031
Find Deal
Mon, Oct 13 - Mon, Oct 20
Logo
12:05 am - 4:40 amSFO-ASU
24h 35m2 stops
Logo
12:30 pm - 12:35 pmASU-SFO
28h 05m3 stops
$1,033
Find Deal
Mon, Oct 13 - Mon, Oct 20
Avianca Logo
11:10 pm - 5:15 amSFO-ASU
49h 05m2 stops
Avianca Logo
8:20 am - 12:00 pmASU-SFO
56h 40m2 stops
$1,038Avianca
Find Deal
Sat, Feb 14 - Sat, Feb 21
Avianca Logo
2:20 pm - 4:40 amSFO-ASU
34h 20m2 stops
Avianca Logo
8:20 am - 9:50 pmASU-SFO
18h 30m2 stops
$1,061Avianca
Find Deal
Wed, Oct 15 - Sat, Nov 15
United Airlines Logo
8:45 am - 5:32 amSFO-ASU
15h 47m1 stop
United Airlines Logo
1:59 am - 5:54 pmASU-SFO
20h 55m2 stops
$1,148United Airlines
Find Deal
Tue, Feb 17 - Mon, Feb 23
United Airlines Logo
12:43 am - 5:32 amSFO-ASU
23h 49m2 stops
United Airlines Logo
1:59 am - 8:29 pmASU-SFO
23h 30m1 stop
$1,152United Airlines
Find Deal
Mon, Feb 16 - Mon, Feb 23

Copa Airlines flights from San Francisco to Asuncion

Our best Copa Airlines deals on San Francisco to Asuncion flight tickets
Copa Airlines
Oct 13
SFO1:31 amSan Francisco
18h 30m
1 stop
ASU12:01 amAsuncion Silvio Pettirossi
Oct 19
ASU1:45 amAsuncion Silvio Pettirossi
25h 54m
1 stop
SFO11:39 pmSan Francisco
$868
Find similar
Copa Airlines
Oct 12
SFO1:31 amSan Francisco
23h 54m
1 stop
ASU5:25 amAsuncion Silvio Pettirossi
Oct 20
ASU6:32 amAsuncion Silvio Pettirossi
21h 07m
1 stop
SFO11:39 pmSan Francisco
$888
Find similar
Copa Airlines
Feb 13
SFO12:42 amSan Francisco
23h 50m
1 stop
ASU5:32 amAsuncion Silvio Pettirossi
Feb 21
ASU6:42 amAsuncion Silvio Pettirossi
21h 38m
1 stop
SFO11:20 pmSan Francisco
$1,329
Find similar

LATAM Airlines flights from San Francisco to Asuncion

Our best LATAM Airlines deals on San Francisco to Asuncion flight tickets
LATAM Airlines
Oct 14
SFO11:58 amSan Francisco
25h 42m
2 stops
ASU5:40 pmAsuncion Silvio Pettirossi
Oct 20
ASU8:25 amAsuncion Silvio Pettirossi
31h 15m
2 stops
SFO11:40 amSan Francisco
$955
Find similar
LATAM Airlines
Oct 13
SFO8:20 amSan Francisco
17h 50m
2 stops
ASU6:10 amAsuncion Silvio Pettirossi
Oct 20
ASU8:25 amAsuncion Silvio Pettirossi
29h 33m
2 stops
SFO9:58 amSan Francisco
$1,006
Find similar
LATAM Airlines
Feb 15
SFO10:00 amSan Francisco
26h 40m
2 stops
ASU5:40 pmAsuncion Silvio Pettirossi
Feb 19
ASU8:25 amAsuncion Silvio Pettirossi
20h 26m
2 stops
SFO11:51 pmSan Francisco
$1,136
Find similar

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 September 15, 2025.
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

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Mon 10/13

1:31 am-12:01 am

1 stop18h 30m

Asuncion Silvio Pettirossi

Sun 10/19

1:45 am-11:39 pm

1 stop25h 54m

$868

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Sun 10/12

1:31 am-5:25 am

1 stop23h 54m

Asuncion Silvio Pettirossi

Mon 10/20

6:32 am-11:39 pm

1 stop21h 07m

$888

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Tue 10/14

11:58 am-5:40 pm

2 stops25h 42m

Asuncion Silvio Pettirossi

Mon 10/20

8:25 am-11:40 am

2 stops31h 15m

$955

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Mon 10/13

8:20 am-6:10 am

2 stops17h 50m

Asuncion Silvio Pettirossi

Mon 10/20

8:25 am-9:58 am

2 stops29h 33m

$1,006

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Mon 10/13

2:20 pm-4:40 am

2 stops34h 20m

Asuncion Silvio Pettirossi

Mon 10/20

12:30 pm-12:35 pm

3 stops28h 05m

$1,031

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Mon 10/13

12:05 am-4:40 am

2 stops24h 35m

Asuncion Silvio Pettirossi

Mon 10/20

12:30 pm-12:35 pm

3 stops28h 05m

$1,033

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Sat 2/14

11:10 pm-5:15 am

2 stops49h 05m

Asuncion Silvio Pettirossi

Sat 2/21

8:20 am-12:00 pm

2 stops56h 40m

$1,038

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Wed 10/15

2:20 pm-4:40 am

2 stops34h 20m

Asuncion Silvio Pettirossi

Sat 11/15

8:20 am-9:50 pm

2 stops18h 30m

$1,061

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Tue 2/17

8:45 am-5:32 am

1 stop15h 47m

Asuncion Silvio Pettirossi

Mon 2/23

1:59 am-5:54 pm

2 stops20h 55m

$1,148

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Mon 2/16

12:43 am-5:32 am

2 stops23h 49m

Asuncion Silvio Pettirossi

Mon 2/23

1:59 am-8:29 pm

1 stop23h 30m

$1,152

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 day to depart on your flight to Asuncion?

According to our data, Thursday is the cheapest day to fly to Asuncion from San Francisco. The lowest ticket price found for a Thursday departure recently was $750. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Asuncion is Saturday, with ticket prices averaging around $1,124.

What is the cheapest time of day to depart on your flight to Asuncion?

The cheapest time of day to fly to Asuncion is in the morning when flights can be purchased for as low as $843. Flights in the evening are often more expensive with an average ticket price of $883.

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

You could potentially save up to 73% 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 September 2025, prices for San Francisco to Asuncion flights are approximately 1% 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

Direct flights

None
There are no direct flights from San Francisco to Asuncion. There are no popular flight routes from San Francisco to Asuncion.
Search flight deals

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

    Asuncion Silvio Pettirossi is 6044.8 mi away from San Francisco. In terms of flight time, this usually takes a little over 14h 30m.

  • 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
United AirlinesPriceFrom $424Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights
LATAM AirlinesPriceFrom $488Free CancellationRating
7.5
1,847 reviews
Search LATAM Airlines flights
Copa AirlinesPriceFrom $797Free CancellationRating
7.6
1,531 reviews
Search Copa 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

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