Cheap Flights from Asuncion to San Francisco International

Compare Asuncion to San Francisco International flight deals

Find the cheapest month or even day of the year to fly to San Francisco International

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Flight deals from Asuncion to San Francisco International

Looking for a cheap last-minute deal or the best return flight from Asuncion to San Francisco International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Asuncion to San Francisco International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Asuncion to San Francisco International flights are currently cheapest in August.

Asuncion to San Francisco International: Alternative routes

Compare routes from Asuncion to San Francisco below. You may find an airport to fly into that's cheaper, faster, or easier than San Francisco International.

Asuncion to San Francisco: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 25,204
Cheapest month to flyAugust

Finding cheap flights from Asuncion to San Francisco International: Frequently asked questions

The best price we found for a return flight from Asuncion to San Francisco International is ج.م.‏ 44,767. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Asuncion to San Francisco International. But we found flights with one or more stops from ج.م.‏ 44,767.
As of July 2025, there are no flights flying from Asuncion to San Francisco International.
The cheapest month to fly from Asuncion to San Francisco International is usually October.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Asuncion Airport to San Francisco International Airport on Monday, 13 October 2025.
No airlines currently offer direct flights between Asuncion Airport and San Francisco International Airport. Most routes have one or more stops.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Francisco is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Copa offers the cheapest flight tickets to San Francisco International.

Travelling from Silvio Pettirossi International Airport (ASU) to San Francisco International Airport (SFO): what you need to know

  • San Francisco is four hours behind Asuncion and observes the UTC-7 timezone.

  • Arrive at the airport on time so you don't miss your ASU to SFO flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid a last-minute sprint to the gate.

  • Flying during a peak month like July? Public holidays and other high seasons can mean longer lines and delays at security. Play things extra safe and arrive up to four hours before an international flight and two hours before domestic departures.

  • If you'd love to tour a new city along the way, look for a flight with a stopover. To see your options for tickets from Silvio Pettirossi International Airport to San Francisco International Airport, uncheck 'Direct flights only.' Tocumen International Airport is a popular stop between ASU and SFO.

How to find the cheapest flights from Silvio Pettirossi International Airport (ASU) to San Francisco International Airport (SFO)

  • The cheapest price we've seen for a one-way Silvio Pettirossi International Airport to San Francisco International Airport flight is ج.م.‏ 25,204. A round-trip plane ticket right now is ج.م.‏ 44,767. Depending on the availability and when you book, these fares can change.

  • Don't leave everything to the last minute. You're more likely to find cheap tickets from ASU to SFO if you book ahead. Airlines often offer some terrific early bird rates.

  • The 'Whole month' search function shows you the cheapest flights from Silvio Pettirossi International Airport to San Francisco International Airport across the entire month. It's a good way to find a bargain if your travel plans are flexible.

  • Picking up cheap flights from ASU to SFO couldn't be easier with Price Alerts. Simply create one of these automatic alerts and we'll get in touch as soon as a new discounted fare appears.

  • Choose your preferred arrival and departure times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to find the best deals on flights from Silvio Pettirossi International Airport to San Francisco International Airport.

Handy information about Silvio Pettirossi International Airport (ASU)

  • Silvio Pettirossi International Airport scores high marks for its on-time performance. 87.64% of flights that depart ASU arrive at their destination without delay.

  • Central Asuncion to Silvio Pettirossi International Airport is approximately 10 kilometres. Depending on traffic, it'll take you about 15 minutes to get there if you're driving, ride-sharing or catching a cab.

  • Searching for a convenient hotel close to ASU? If you're catching an early flight from Silvio Pettirossi International Airport to San Francisco International Airport, these accommodation options will have you moments from your check-in counter:

Arriving at San Francisco International Airport (SFO)

Getting from San Francisco International Airport (SFO) to central San Francisco

  • From San Francisco International Airport, San Francisco is approximately 21 kilometres away. It takes around 20 minutes to get to the centre driving.

  • Travelling to the centre by public transport takes about 45 minutes.

When to fly to San Francisco International Airport (SFO)

  • August is the most popular month for flights from Silvio Pettirossi International Airport to San Francisco International Airport. To steer clear of the crowds, head to San Francisco in February.

  • When booking your flight from Silvio Pettirossi International Airport to San Francisco International Airport, think about the kind of weather you like. September is the warmest month in San Francisco, with temperatures ranging from 12ºC to 22ºC.

  • If you like travelling in cooler conditions, search for a cheap ticket from ASU to SFO in January. Temperatures average between 6ºC and 16ºC then.

Explore more of United States

  • San Francisco has plenty to offer, but there are so many other corners of United States just waiting to be explored. Around 64 kilometres south-east of San Francisco, a visit to San Jose will keep your itinerary packed. Start with attractions like Winchester Mystery House, Rosicrucian Egyptian Museum and San Jose Museum of Art.

  • Around 257 kilometres south-east of San Francisco, Fresno is another favourite stop in United States. Experience this destination's highlights firsthand at Forestiere Underground Gardens, Fresno Chaffee Zoo and Shinzen Japanese Garden.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.