$603 Cheap Flights from Boston (BOS) to Iguazu (IGR)

View $603 flight on Thu, Jan 1, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Iguazu (IGR-Cataratas del Iguazu Intl.)

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Cheap Flights from Boston to Iguazu (BOS-IGR)

Prices were available within the past 7 days and start at $603 for one-way flights and $1,014 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Mar 2 - Tue, Mar 17
BOS
Boston
IGR
Puerto Iguazú
$1,014 Roundtrip, found 3 hours ago
$1,014
Roundtrip
found 3 hours ago
Select United flight, departing Mon, Mar 2 from Boston to Puerto Iguazú, returning Tue, Mar 17, priced at $1,014 found 3 hours ago
United
Sun, Mar 1 - Tue, Mar 17
BOS
Boston
IGR
Puerto Iguazú
$1,054 Roundtrip, found 3 hours ago
$1,054
Roundtrip
found 3 hours ago
Select United flight, departing Sun, Mar 1 from Boston to Puerto Iguazú, returning Tue, Mar 17, priced at $1,054 found 3 hours ago
United
Mon, Mar 2 - Mon, Mar 16
BOS
Boston
IGR
Puerto Iguazú
$1,064 Roundtrip, found 3 hours ago
$1,064
Roundtrip
found 3 hours ago
Select United flight, departing Mon, Mar 2 from Boston to Puerto Iguazú, returning Mon, Mar 16, priced at $1,064 found 3 hours ago
United
Fri, Feb 20 - Thu, Feb 26
BOS
Boston
IGR
Puerto Iguazú
$1,094 Roundtrip, found 19 hours ago
$1,094
Roundtrip
found 19 hours ago
Select United flight, departing Fri, Feb 20 from Boston to Puerto Iguazú, returning Thu, Feb 26, priced at $1,094 found 19 hours ago
United
Sun, Mar 1 - Mon, Mar 16
BOS
Boston
IGR
Puerto Iguazú
$1,104 Roundtrip, found 3 hours ago
$1,104
Roundtrip
found 3 hours ago
Select United flight, departing Sun, Mar 1 from Boston to Puerto Iguazú, returning Mon, Mar 16, priced at $1,104 found 3 hours ago
United
Tue, Mar 10 - Mon, Mar 23
BOS
Boston
IGR
Puerto Iguazú
$1,119 Roundtrip, found 2 days ago
$1,119
Roundtrip
found 2 days ago
Select United flight, departing Tue, Mar 10 from Boston to Puerto Iguazú, returning Mon, Mar 23, priced at $1,119 found 2 days ago
United
Fri, Feb 20 - Fri, Feb 27
BOS
Boston
IGR
Puerto Iguazú
$1,134 Roundtrip, found 19 hours ago
$1,134
Roundtrip
found 19 hours ago
Select United flight, departing Fri, Feb 20 from Boston to Puerto Iguazú, returning Fri, Feb 27, priced at $1,134 found 19 hours ago
Delta
Mon, Mar 9 - Wed, Mar 18
BOS
Boston
IGR
Puerto Iguazú
$1,254 Roundtrip, found 2 days ago
$1,254
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Mar 9 from Boston to Puerto Iguazú, returning Wed, Mar 18, priced at $1,254 found 2 days ago
avianca
Sat, Apr 11 - Tue, Apr 21
BOS
Boston
IGR
Puerto Iguazú
$1,653 Roundtrip, found 3 hours ago
$1,653
Roundtrip
found 3 hours ago
Select avianca flight, departing Sat, Apr 11 from Boston to Puerto Iguazú, returning Tue, Apr 21, priced at $1,653 found 3 hours ago
LATAM Airlines Group
Fri, Apr 10 - Wed, Apr 22
BOS
Boston
IGR
Puerto Iguazú
$1,672 Roundtrip, found 3 hours ago
$1,672
Roundtrip
found 3 hours ago
Select LATAM Airlines Group flight, departing Fri, Apr 10 from Boston to Puerto Iguazú, returning Wed, Apr 22, priced at $1,672 found 3 hours ago

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Alternative airports near Puerto Iguazú

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Cataratas del Iguazu Intl. IGR. Cheapest option available. Average driving time to city center is 25 minutes. Flights from $1,478
IGR
Cataratas del Iguazu Intl.
Cheapest
Average driving time to city center25 min
Flights from $1,478
Flights from Boston (BOS) to Iguazu (IGR)
Origin airport
Logan Intl.
Destination airport
Cataratas del Iguazu Intl.
Airlines serving
LATAM Airlines Group
Roundtrip price
$1,014
Distance
4821 mi

Boston to Iguazu Flights

The cheapest times to fly from Boston to Iguazu

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boston to Iguazu are during the month of March. You can find some of the cheapest flights from Boston to Iguazu with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Iguazu

Sunday is one of the best days to book for cheap flights from Boston to Iguazu: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boston to Iguazu

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boston to Iguazu in 2025. You can also book with separate airlines for your outbound and return journeys, from $603 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boston to Iguazu flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boston to Iguazu airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Cataratas del Iguazu Intl. Airport (IGR) cost?
Snag a cheap one-way flight from $603 or cheap return flight from $1,014 from Logan Intl. Airport (BOS) to Cataratas del Iguazu Intl. Airport (IGR) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Logan Intl. Airport (BOS) to Cataratas del Iguazu Intl. Airport (IGR)?
March is the cheapest month to fly from BOS to IGR. Traveling during quieter months is often the key to finding a great deal.
What is the cheapest airline that flies from Logan Intl. Airport (BOS) to Cataratas del Iguazu Intl. Airport (IGR)?
To find the cheapest airline flying from BOS to IGR, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Logan Intl. Airport (BOS) to Cataratas del Iguazu Intl. Airport (IGR)?
There aren't any daily nonstop flights available from Logan Intl. Airport (BOS) to Cataratas del Iguazu Intl. Airport (IGR). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from BOS to IGR?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Logan Intl. Airport (BOS) to Cataratas del Iguazu Intl. Airport (IGR)?
Opt for a flight from Logan Intl. Airport (BOS) to Cataratas del Iguazu Intl. Airport (IGR) that takes off before 3 PM to reduce the risk of cancellations. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BOS) to Cataratas del Iguazu Intl. Airport (IGR) last-minute?
Booking your flight from BOS to IGR right before your trip is usually more expensive. However, if there's some wiggle room with your itinerary, you could land a cheap last-minute fare.
Is it cheaper to book a BOS to IGR flight and hotel package?
Opting for a BOS to IGR flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Pick from our extensive range of hotels and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Cataratas del Iguazu Intl. Airport (IGR)?
In most instances, you can cancel or reschedule your BOS to IGR flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you want further information, visit our Customer Service portal.

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*Available to One Key members.