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

Popular airlines from Portland Intl. Jetport Airport (PWM) 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 $272
BUF
Buffalo Niagara Intl.
Cheapest
Average driving time to city center34 min
Flights from $272

Frequently asked questions

How much does a flight from Portland Intl. Jetport Airport (PWM) to Niagara Falls Intl. Airport (IAG) cost?
Lock in a cheap one-way flight or cheap return flight from Portland Intl. Jetport Airport (PWM) to Niagara Falls Intl. Airport (IAG) 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 Portland Intl. Jetport Airport (PWM) to Niagara Falls Intl. Airport (IAG)?
The cheapest month to fly from PWM to IAG is , when demand is low. Off-peak months are typically when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Portland Intl. Jetport Airport (PWM) to Niagara Falls Intl. Airport (IAG)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest PWM to IAG flight.
How many flights per day from Portland Intl. Jetport Airport (PWM) to Niagara Falls Intl. Airport (IAG)?
Nonstop flights from Portland Intl. Jetport Airport (PWM) to Niagara Falls Intl. Airport (IAG) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PWM to IAG?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change 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 Portland Intl. Jetport Airport (PWM) to Niagara Falls Intl. Airport (IAG)?
Book a flight from Portland Intl. Jetport Airport (PWM) to Niagara Falls Intl. Airport (IAG) that takes off before 3 PM to reduce the risk 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. Jetport Airport (PWM) to Niagara Falls Intl. Airport (IAG) last-minute?
Booking your ticket from PWM to IAG just before your trip is typically more expensive. However, if you're flexible with your itinerary, you could score a cheap last-minute fare.
Is it cheaper to book a PWM to IAG flight and hotel package?
Opting for a PWM to IAG flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Choose from our extensive range of hotels and then add activities, flights and car rentals 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 Portland Intl. Jetport Airport (PWM) to Niagara Falls Intl. Airport (IAG)?
If you reserved your PWM to IAG flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for further details.

Travel information

Travel information

Origin airport
Portland Intl. Jetport
Destination airport
Niagara Falls Intl.
Distance
434 mi

Book with confidence

Book with confidence

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.

 

Portland to Niagara Falls Flights

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