HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Niagara Falls

$101+ Cheap flights from Portland (PDX) to Niagara Falls, Canada

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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — YYZ
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to Niagara Falls with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Portland to Niagara Falls are usually found in July or August, booked 14 days in advance, depart on a Wednesday or Monday and return on a Friday

Cheap flight deals from Portland to Niagara Falls

Keep the following information in mind while searching for Portland to Niagara Falls flight deals. Data was last updated June 12, 2025.

Round-trip from

$235
(Trip.com)

One-way from

$101
(Mytrip)

Popular in

December

Cheapest in

July

Average price

$464
From Portland to Niagara Falls
Search Deals
One-way flight from Portland to Niagara Falls
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Portland to Niagara Falls

Cheapest flights from Portland to Niagara Falls
Explore the most affordable flight options available from Portland to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Trip.com deal was found by Cheapflights users on 6/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/221:45 pmPDX - YYZ
1 stop7h 39mWestJet
Tue 7/298:00 amYYZ - PDX
1 stop8h 05mWestJet
Deal found 6/10$235
This Orbitz deal was found by Cheapflights users on 6/11. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/41:45 pmPDX - YYZ
1 stop7h 37mMultiple Airlines
Tue 9/94:45 pmYYZ - PDX
1 stop10h 14mMultiple Airlines
Deal found 6/11$292
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1811:07 pmPDX - YYZ
1 stop15h 08mAmerican Airlines
Mon 7/216:24 pmYYZ - PDX
1 stop18h 25mAmerican Airlines
Deal found 6/12$298
This Air Canada deal was found by Cheapflights users on 6/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/117:40 pmPDX - YYZ
1 stop9h 00mAir Canada
Sat 8/1610:50 pmYYZ - PDX
1 stop13h 40mAir Canada
Deal found 6/10$303
This Flysmarter deal was found by Cheapflights users on 6/10. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/251:43 pmPDX - YYZ
2 stops19h 57mBritish Airways
Fri 8/11:20 pmYYZ - PDX
2 stops26h 01mBritish Airways
Deal found 6/10$320
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1411:59 pmPDX - YYZ
1 stop11h 31mUnited Airlines
Sat 8/239:44 amYYZ - PDX
1 stop8h 21mUnited Airlines
Deal found 6/9$322
This Delta deal was found by Cheapflights users on 6/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/312:40 amPDX - YYZ
1 stop7h 49mDelta
Sat 11/1512:20 pmYYZ - PDX
1 stop13h 12mDelta
Deal found 6/9$341
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/121:20 pmPDX - YYZ
1 stop22h 40mAlaska Airlines
Mon 7/214:45 pmYYZ - PDX
2 stops16h 27mAlaska Airlines
Deal found 6/11$486

Cheapflights Fare Finder

Customize your flight search to find flights from Portland to Niagara Falls 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 June 12, 2025.
Use the filters below to find and compare flights from Portland to Niagara Falls that are best for you.

Fly from

Portland

Fly to

Niagara Falls

Route

Depart

Return

Price

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Tue 7/22

1:45 pm-12:24 am

1 stop7h 39m

Toronto Pearson Intl

Tue 7/29

8:00 am-1:05 pm

1 stop8h 05m

$235

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Thu 9/4

1:45 pm-12:22 am

1 stop7h 37m

Toronto Pearson Intl

Tue 9/9

4:45 pm-11:59 pm

1 stop10h 14m

$292

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Fri 7/18

11:07 pm-5:15 pm

1 stop15h 08m

Toronto Pearson Intl

Mon 7/21

6:24 pm-9:49 am

1 stop18h 25m

$298

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Mon 8/11

7:40 pm-7:40 am

1 stop9h 00m

Toronto Pearson Intl

Sat 8/16

10:50 pm-9:30 am

1 stop13h 40m

$303

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Fri 7/25

1:43 pm-12:40 pm

2 stops19h 57m

Toronto Pearson Intl

Fri 8/1

1:20 pm-12:21 pm

2 stops26h 01m

$320

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Thu 8/14

11:59 pm-2:30 pm

1 stop11h 31m

Toronto Pearson Intl

Sat 8/23

9:44 am-3:05 pm

1 stop8h 21m

$322

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Mon 11/3

12:40 am-11:29 am

1 stop7h 49m

Toronto Pearson Intl

Sat 11/15

12:20 pm-10:32 pm

1 stop13h 12m

$341

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Fri 8/15

9:59 pm-10:59 am

2 stops10h 00m

Toronto Pearson Intl

Thu 8/21

4:45 pm-10:44 pm

1 stop8h 59m

$484

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Fri 8/8

1:45 pm-5:51 am

2 stops13h 06m

$101

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Sun 8/17

3:25 pm-6:59 am

2 stops12h 34m

$113

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 16 results
1
2

Best time to book a flight from Portland to Niagara Falls

Have a flexible travel schedule? Discover the best time to fly to Niagara Falls from Portland 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.

Cheapflights Insights

Everything you need to know about your flight from Portland to Niagara Falls

How far ahead should I book a flight from Portland to Niagara Falls?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Niagara Falls. Price data was last updated on June 9, 2025.

Booking 14 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to Niagara Falls. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Portland to Niagara Falls?

Currently, January is the cheapest month in which you can book a flight from Portland to Niagara Falls (average of $243). Flying from Portland to Niagara Falls in July is currently the most expensive (average of $353). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PDX to NI4?

Find hourly flight availability from Portland to Niagara Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland to Niagara Falls as you normally would.

What is the cheapest day to fly from Portland to Niagara Falls?

Use this chart to determine the cheapest time to fly round-trip from Portland to Niagara Falls. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Portland to Niagara Falls flight should consider departing on Thursday afternoons when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Niagara Falls by month

Plan your trip to Niagara Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Niagara Falls ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Niagara Falls when rainfall is around 2.0 in.

Temperature in Niagara Falls by month

Plan your trip to Niagara Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Niagara Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Niagara Falls

Get insights into the airlines that provide service to Niagara Falls. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Niagara Falls. Reviews last updated June 12, 2025.
To help decide which airline to fly from Portland to Niagara Falls, see what other customers have to say about Alaska Airlines, Delta and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
WestJet
7.2
Good
2,868 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.

Related info for your journey

Find useful and relevant information for your journey from Portland to Niagara Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to Niagara Falls?

    Portland (PDX) is the airport you will fly out of if you book a flight from Portland to Niagara Falls. You should not have trouble finding flights to Niagara Falls from Portland; the airport handles an average of 0 outbound flights to Niagara Falls per day. You should also have plenty of airline options to choose from since 6 airlines have flights from the Portland airport to Niagara Falls. It is only a 6.0 mi journey to Portland (PDX) from Portland’s city center.

  • What are the cheapest airlines to fly from Portland to Niagara Falls one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $101. Users have also found prices from $113 and $121 on Air Canada and American Airlines, respectively.

  • Can I find deals for flights from Portland to Niagara Falls that include hotel bookings?

    Yes. In addition to deals on Portland to Niagara Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Niagara Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Niagara Falls.

  • Can I find deals for business class flights from Portland to Niagara Falls?

    Yes. Cheapflights offers flight deals from Portland to Niagara Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland to Niagara Falls?

    Currently, January is the cheapest month in which you can book a flight from Portland to Niagara Falls (average of $243). Flying from Portland to Niagara Falls in July is currently the most expensive (average of $353). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 6 airlines flying from Portland to Niagara Falls

Discover the top 6 airlines that operate flights from Portland to Niagara Falls. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$139Average$446FlexibilityNo cancel feeOn-time67%
WestJetCheapest$207Average$366FlexibilityNo cancel feeOn-time60%
DeltaCheapest$229Average$436FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$297Average$500FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$321Average$459FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$343Average$458FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.