$661+ 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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — IGR
Feb 28 — Mar 71
1 adult, Economy
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Cheapest flights from San Francisco to Puerto IguazúExplore 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 January 29, 2026.
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 January 29, 2026.
This AranGrant deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/121:54 am
SFO
- IGR
2 stops33h 26m
Multiple Airlines
Fri 3/206:40 pm
IGR
- SFO
2 stops33h 00m
Multiple Airlines
Deal found 1/26![Multiple Airlines logo]()
$6,557
Find flight deals from San Francisco to Puerto Iguazú
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Puerto Iguazú (IGR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 29, 2026.
Round-trip from | $6,557 (AranGrant) |
|---|---|
One-way from | $661 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco to Puerto Iguazú 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, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from San Francisco to Puerto Iguazú that are best for you.
Fly from
San Francisco
Fly to
Puerto Iguazú
Route
Depart
Return
Price
San FranciscoPuerto Iguazú
SFO - IGR
SFOIGR
San Francisco
Thu 3/12
1:54 am-3:20 pm
2 stops33h 26m
Puerto Iguazú Cataratas del Iguazu
Fri 3/20
6:40 pm-11:40 pm
2 stops33h 00m
$6,557
San FranciscoPuerto Iguazú
SFO - IGR
SFOIGR
San Francisco
Sat 2/7
11:05 pm-6:05 pm
2 stops38h 00m
$661
San FranciscoPuerto Iguazú
SFO - IGR
SFOIGR
San Francisco
Mon 2/23
6:00 am-2:20 pm
3 stops27h 20m
$1,201
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.