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Niagara Falls

$117+ 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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — YYZ
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Niagara Falls are usually found in July or January, booked 14 days in advance, depart on a Wednesday or Monday and return on a Monday

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 July 30, 2025.

Round-trip from

$277
(Air Canada)

One-way from

$134
(SmartFares)

Popular in

December

Cheapest in

July

Average price

$367
From Portland to Niagara Falls
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One-way flight from Portland to Niagara Falls
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Highest demand for flights based on searches. 6% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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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 July 30, 2025.

This Air Canada deal was found by Cheapflights users on 7/29. 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.
Fri 9/267:40 pmPDX - YYZ
1 stop9h 19mAir Canada
Mon 9/298:30 amYYZ - PDX
1 stop9h 16mAir Canada
Deal found 7/29$277
This Trip.com deal was found by Cheapflights users on 7/28. 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 8/261:45 pmPDX - YYZ
1 stop7h 39mWestJet
Tue 9/28:00 amYYZ - PDX
1 stop7h 48mWestJet
Deal found 7/28$289
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1012:07 pmPDX - YYZ
2 stops15h 05mMultiple Airlines
Fri 9/129:30 amYYZ - PDX
1 stop12h 34mMultiple Airlines
Deal found 7/28$297
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Wed 9/1010:45 pmPDX - YYZ
1 stop9h 59mUnited Airlines
Thu 9/112:45 pmYYZ - PDX
1 stop10h 40mUnited Airlines
Deal found 7/28$328
This American Airlines deal was found by Cheapflights users on 7/29. 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.
Wed 9/37:39 amPDX - YYZ
2 stops11h 50mAmerican Airlines
Sun 9/76:30 amYYZ - PDX
1 stop11h 03mAmerican Airlines
Deal found 7/29$331
This Delta deal was found by Cheapflights users on 7/29. 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.
Fri 8/156:00 amPDX - YYZ
1 stop12h 58mDelta
Mon 8/181:20 pmYYZ - PDX
1 stop11h 52mDelta
Deal found 7/29$341

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 July 30, 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

Fri 9/26

7:40 pm-7:59 am

1 stop9h 19m

Toronto Pearson Intl

Mon 9/29

8:30 am-2:46 pm

1 stop9h 16m

$277

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Tue 8/26

1:45 pm-12:24 am

1 stop7h 39m

Toronto Pearson Intl

Tue 9/2

8:00 am-12:48 pm

1 stop7h 48m

$289

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Wed 9/10

12:07 pm-6:12 am

2 stops15h 05m

Toronto Pearson Intl

Fri 9/12

9:30 am-7:04 pm

1 stop12h 34m

$297

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Wed 9/10

10:45 pm-11:44 am

1 stop9h 59m

Toronto Pearson Intl

Thu 9/11

2:45 pm-10:25 pm

1 stop10h 40m

$328

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Wed 9/3

7:39 am-10:29 pm

2 stops11h 50m

Toronto Pearson Intl

Sun 9/7

6:30 am-2:33 pm

1 stop11h 03m

$331

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Fri 8/15

6:00 am-9:58 pm

1 stop12h 58m

Toronto Pearson Intl

Mon 8/18

1:20 pm-10:12 pm

1 stop11h 52m

$341

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Fri 9/19

8:04 pm-5:51 am

3 stops30h 47m

$117

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Fri 9/19

7:40 pm-7:59 am

1 stop9h 19m

$132

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Tue 8/26

1:45 pm-12:24 am

1 stop7h 39m

$134

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Sun 8/10

11:20 pm-10:04 am

1 stop7h 44m

$136

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 13 results
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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 July 25, 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 August is currently the most expensive (average of $348). 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 July 30, 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 Sunday evenings 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.

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 July 30, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Portland to Niagara Falls have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,896 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,975 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,837 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 $134. Users have also found prices from $144 and $147 on Air Canada and Delta, 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 August is currently the most expensive (average of $348). 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

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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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$154Average$539FlexibilityNo cancel feeOn-time67%
WestJetCheapest$214Average$391FlexibilityNo cancel feeOn-time60%
DeltaCheapest$229Average$450FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$298Average$427FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$321Average$464FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$352Average$460FlexibilityNo cancel feeOn-time75%

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