Cheap Flights from Portland (PDX) to Niagara Falls (IAG)

Popular airlines from Portland International Airport (PDX) to Niagara Falls, NY (IAG-Niagara Falls Intl.)

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Alternative airports near Niagara Falls

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

Select flight to Buffalo Niagara Intl. BUF. Cheapest option available. Average driving time to city center is 34 minutes. Flights from $436
BUF
Buffalo Niagara Intl.
Cheapest
Average driving time to city center34 min
Flights from $436
Flights from Portland (PDX) to Niagara Falls (IAG)
Origin airport
Portland Intl.
Destination airport
Niagara Falls Intl.
Distance
2136 mi

Portland to Niagara Falls Flights

The cheapest times to fly from Portland to Niagara Falls

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 Portland to Niagara Falls are during the month of . You can find some of the cheapest flights from Portland to Niagara Falls with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portland to Niagara Falls

Sunday is one of the best days to book for cheap flights from Portland to Niagara Falls: 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 Portland to Niagara Falls

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 Portland to Niagara Falls in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Portland to Niagara Falls 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 Portland to Niagara Falls 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 Portland Intl. Airport (PDX) to Niagara Falls Intl. Airport (IAG) cost?
Get a cheap one-way flight or cheap return flight from Portland Intl. Airport (PDX) to Niagara Falls Intl. Airport (IAG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Portland Intl. Airport (PDX) to Niagara Falls Intl. Airport (IAG)?
is the most affordable month to fly from PDX to IAG. Traveling outside of peak seasons is often the key to scoring lower fares.
What is the cheapest airline that flies from Portland Intl. Airport (PDX) to Niagara Falls Intl. Airport (IAG)?
To find the cheapest airline that'll fly you from PDX to IAG, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Portland Intl. Airport (PDX) to Niagara Falls Intl. Airport (IAG)?
Nonstop flights from Portland Intl. Airport (PDX) to Niagara Falls Intl. Airport (IAG) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PDX to IAG?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Portland Intl. Airport (PDX) to Niagara Falls Intl. Airport (IAG)?
Choose a flight from Portland Intl. Airport (PDX) to Niagara Falls Intl. Airport (IAG) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this are on average 22% more likely to be canceled.**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 Portland Intl. Airport (PDX) to Niagara Falls Intl. Airport (IAG) last-minute?
Last-minute fares from PDX to IAG are usually more expensive. To lock in the lowest rates, start searching for flights ahead of time. That being said, if you can play around with your travel dates, you may find a cheap ticket just before your departure.
Is it cheaper to book a PDX to IAG flight and hotel package?
You can save money by booking a PDX to IAG flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After selecting your ideal accommodations and flights, consider adding extras including activities, tours and car rentals.
Can I cancel or change the date of my flight from Portland Intl. Airport (PDX) to Niagara Falls Intl. Airport (IAG)?
In most instances, you can cancel or modify your PDX to IAG flight. However, there may be additional charges, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you want further information, go to our Customer Service portal.

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