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Cheap flights from San Francisco to Asuncion from $417

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 6/22. 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
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 - 6:25 am
ASU
-
SFO
26h 00m
3 stops
$964Avianca
Mon, May 18 - Wed, Jul 8
Multiple Airlines Logo
3:21 pm - 12:08 am
SFO
-
ASU
52h 47m
2 stops
Multiple Airlines Logo
1:47 am - 7:35 pm
ASU
-
SFO
21h 48m
2 stops
$968Multiple Airlines
Mon, Jun 8 - Tue, Jun 23
Avianca Logo
11:55 pm - 4:40 am
SFO
-
ASU
48h 45m
2 stops
Avianca Logo
8:25 am - 11:55 pm
ASU
-
SFO
43h 30m
2 stops
$991Avianca
Thu, May 28 - Fri, Jul 31
Avianca Logo
2:15 pm - 4:40 am
SFO
-
ASU
34h 25m
2 stops
Avianca Logo
8:25 am - 10:35 pm
ASU
-
SFO
18h 10m
2 stops
$1,001Avianca
Wed, May 20 - Wed, Jul 8
Avianca Logo
11:55 pm - 4:40 am
SFO
-
ASU
48h 45m
2 stops
Avianca Logo
8:25 am - 10:35 pm
ASU
-
SFO
18h 10m
2 stops
$1,008Avianca
Sun, Oct 18 - Wed, Oct 21
Avianca Logo
11:55 pm - 4:40 am
SFO
-
ASU
48h 45m
2 stops
Avianca Logo
8:25 am - 11:55 pm
ASU
-
SFO
43h 30m
2 stops
$1,018Avianca
Sun, May 17 - Wed, Jul 8
Avianca Logo
11:55 pm - 4:40 am
SFO
-
ASU
48h 45m
2 stops
Avianca Logo
8:25 am - 6:25 am
ASU
-
SFO
50h 00m
3 stops
$1,035Avianca
Sun, May 17 - Sun, Jul 5
Avianca Logo
11:55 pm - 4:40 am
SFO
-
ASU
24h 45m
2 stops
Avianca Logo
8:25 am - 10:35 pm
ASU
-
SFO
18h 10m
2 stops
$1,040Avianca
Mon, May 25 - Fri, Jul 10
LATAM Airlines Logo
11:05 am - 5:40 pm
SFO
-
ASU
26h 35m
2 stops
LATAM Airlines Logo
8:10 am - 11:12 pm
ASU
-
SFO
19h 02m
2 stops
$1,057LATAM Airlines
Tue, Sep 1 - Tue, Sep 22
Copa Airlines Logo
1:12 am - 5:31 am
SFO
-
ASU
24h 19m
1 stop
Copa Airlines Logo
6:33 am - 11:40 pm
ASU
-
SFO
21h 07m
1 stop
$1,069Copa Airlines
Mon, Aug 31 - Tue, Sep 22

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Avianca flights from San Francisco to Asuncion

Our best Avianca deals on San Francisco to Asuncion flight tickets
Avianca
May 18
SFO11:55 pmSan Francisco
24h 45m
2 stops
ASU4:40 amAsuncion Silvio Pettirossi
Jul 8
ASU8:25 amAsuncion Silvio Pettirossi
26h 00m
3 stops
SFO6:25 amSan Francisco
$964
Avianca
May 28
SFO11:55 pmSan Francisco
48h 45m
2 stops
ASU4:40 amAsuncion Silvio Pettirossi
Jul 31
ASU8:25 amAsuncion Silvio Pettirossi
43h 30m
2 stops
SFO11:55 pmSan Francisco
$991
Avianca
May 20
SFO2:15 pmSan Francisco
34h 25m
2 stops
ASU4:40 amAsuncion Silvio Pettirossi
Jul 8
ASU8:25 amAsuncion Silvio Pettirossi
18h 10m
2 stops
SFO10:35 pmSan Francisco
$1,001

LATAM Airlines flights from San Francisco to Asuncion

Our best LATAM Airlines deals on San Francisco to Asuncion flight tickets
LATAM Airlines
Sep 1
SFO11:05 amSan Francisco
26h 35m
2 stops
ASU5:40 pmAsuncion Silvio Pettirossi
Sep 22
ASU8:10 amAsuncion Silvio Pettirossi
19h 02m
2 stops
SFO11:12 pmSan Francisco
$1,057
LATAM Airlines
May 10
SFO11:55 amSan Francisco
25h 45m
2 stops
ASU5:40 pmAsuncion Silvio Pettirossi
May 18
ASU8:10 amAsuncion Silvio Pettirossi
18h 13m
2 stops
SFO10:23 pmSan Francisco
$1,106
LATAM Airlines
May 20
SFO7:15 amSan Francisco
30h 25m
2 stops
ASU5:40 pmAsuncion Silvio Pettirossi
Jul 6
ASU11:05 amAsuncion Silvio Pettirossi
27h 44m
2 stops
SFO10:49 amSan Francisco
$1,123

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 May 4, 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

Mon 5/18

11:55 pm-4:40 am

2 stops24h 45m

Asuncion Silvio Pettirossi

Wed 7/8

8:25 am-6:25 am

3 stops26h 00m

$964

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Mon 6/8

3:21 pm-12:08 am

2 stops52h 47m

Asuncion Silvio Pettirossi

Tue 6/23

1:47 am-7:35 pm

2 stops21h 48m

$968

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Thu 5/28

11:55 pm-4:40 am

2 stops48h 45m

Asuncion Silvio Pettirossi

Fri 7/31

8:25 am-11:55 pm

2 stops43h 30m

$991

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Wed 5/20

2:15 pm-4:40 am

2 stops34h 25m

Asuncion Silvio Pettirossi

Wed 7/8

8:25 am-10:35 pm

2 stops18h 10m

$1,001

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Sun 10/18

11:55 pm-4:40 am

2 stops48h 45m

Asuncion Silvio Pettirossi

Wed 10/21

8:25 am-10:35 pm

2 stops18h 10m

$1,008

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Sun 5/17

11:55 pm-4:40 am

2 stops48h 45m

Asuncion Silvio Pettirossi

Wed 7/8

8:25 am-11:55 pm

2 stops43h 30m

$1,018

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Sun 5/17

11:55 pm-4:40 am

2 stops48h 45m

Asuncion Silvio Pettirossi

Sun 7/5

8:25 am-6:25 am

3 stops50h 00m

$1,035
Quickest round-trip

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Mon 5/25

11:55 pm-4:40 am

2 stops24h 45m

Asuncion Silvio Pettirossi

Fri 7/10

8:25 am-10:35 pm

2 stops18h 10m

$1,040

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Tue 9/1

11:05 am-5:40 pm

2 stops26h 35m

Asuncion Silvio Pettirossi

Tue 9/22

8:10 am-11:12 pm

2 stops19h 02m

$1,057

San FranciscoAsuncion

SFO - ASU

SFOASU

San Francisco

Mon 8/31

1:12 am-5:31 am

1 stop24h 19m

Asuncion Silvio Pettirossi

Tue 9/22

6:33 am-11:40 pm

1 stop21h 07m

$1,069

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 typical price of a round-trip flight between San Francisco and Asuncion?

What is the cheapest month to fly to Asuncion?

The cheapest month to fly to Asuncion from San Francisco is in January. 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 January, then you should wait until August to fly from San Francisco, when ticket prices are also cheap, with an average price of $488.

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

You could potentially save up to 3% 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 May 2026, prices for San Francisco to Asuncion flights are approximately 36% 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 24m

Direct flights

None
The fastest flight from San Francisco to Asuncion takes 20h 24m
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 24m.

  • 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
9,681 reviews
Search United Airlines flights
LATAM AirlinesPriceFrom $488Free CancellationRating
7.4
1,915 reviews
Search LATAM Airlines flights
Copa AirlinesPriceFrom $837Free CancellationRating
7.5
1,578 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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