In terms of precipitation, rainfall in Puerto Iguazú ranges from 4.5 - 8.3 inches per month. November is typically the wettest month, when rainfall can reach 8.3 in. March is typically the driest time to visit Puerto Iguazú when rainfall is around 4.5 in.

If weather is an important factor for your trip to Puerto Iguazú, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 59.0 F).

What is the cheapest time of day to fly from SFO to IGR?

When flying from San Francisco to Puerto Iguazú, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on San Francisco-Puerto Iguazú flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Puerto Iguazú flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Puerto Iguazú flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on San Francisco-Puerto Iguazú 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 San Francisco-Puerto Iguazú flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from San Francisco to Puerto Iguazú that include hotel bookings?

Yes. In addition to deals on San Francisco to Puerto Iguazú flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from San Francisco to Puerto Iguazú?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Puerto Iguazú.

Can I find deals for business class flights from San Francisco to Puerto Iguazú?

Yes. Cheapflights offers flight deals from San Francisco to Puerto Iguazú by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,858+ Flights from San Francisco to Puerto Iguazú

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Most accurate provider	FlightHub 3 stars
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Find flight deals from San Francisco to Puerto Iguazú

Cheapest flights from San Francisco to Puerto Iguazú
Explore the most affordable flight options available from San Francisco to Puerto Iguazú. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Thu 10/3011:52 pmSFO - IGR

2 stops28h 58mAeromexico

Mon 11/36:40 pmIGR - SFO

2 stops22h 15mAeromexico

Deal found 10/27

$5,190

Last-minute flights from San Francisco to Puerto Iguazú
Discover last-minute flight deals from San Francisco to Puerto Iguazú. Data last updated October 29, 2025 and is based on user searches.

Thu 10/3011:52 pmSFO - IGR

2 stops28h 58mAeromexico

Mon 11/36:40 pmIGR - SFO

2 stops22h 15mAeromexico

Deal found 10/27

$5,190

One-way flights from San Francisco to Puerto Iguazú
Search for one-way flight options from San Francisco to Puerto Iguazú. Find affordable one-way fares based on user searches. Data last updated October 29, 2025.

Sat 11/2210:30 pmSFO - IGR

3 stops38h 35mLATAM Airlines

Deal found 10/28

$1,858

Sat 11/222:40 pmSFO - IGR

2 stops43h 30mMultiple Airlines

Deal found 10/28

$4,956

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Francisco to Puerto Iguazú that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoPuerto Iguazú

SFO - IGR

SFOIGR

San Francisco

Sat 11/22

10:30 pm-6:05 pm

3 stops38h 35m

$1,858

San FranciscoPuerto Iguazú

SFO - IGR

SFOIGR

San Francisco

Sat 11/22

2:40 pm-3:10 pm

2 stops43h 30m

$4,956

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Most accurate provider: When it comes to deals on San Francisco-Puerto Iguazú flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Puerto Iguazú flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Puerto Iguazú flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on San Francisco-Puerto Iguazú 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 San Francisco-Puerto Iguazú 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 San Francisco to Puerto Iguazú

Have a flexible travel schedule? Discover the best time to fly to Puerto Iguazú from San Francisco with our price prediction graph.

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.

Related info for your journey

Can I find deals for flights from San Francisco to Puerto Iguazú that include hotel bookings?
Yes. In addition to deals on San Francisco to Puerto Iguazú flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Francisco to Puerto Iguazú?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Puerto Iguazú.
Can I find deals for business class flights from San Francisco to Puerto Iguazú?
Yes. Cheapflights offers flight deals from San Francisco to Puerto Iguazú by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$1,858+ Cheap flights from San Francisco (SFO) to Puerto Iguazú (IGR)

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 11/22. Fares are subject to change and may not be available on all flights or dates of travel.