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Niagara Falls

$122+ Cheap flights from Seattle (SEA) 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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YYZ
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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The best prices from Seattle/Tacoma Intl to Niagara Falls are usually found in September or October, booked 70 days in advance, depart on a Tuesday or Saturday and return on a Wednesday

Cheap flight deals from Seattle to Niagara Falls

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Niagara Falls (NI4). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2024.

Popular in

April

Cheapest in

September

Round-trip from

$257
(Alaska Airlines)

One-way from

$122
(Trip.com)
High demand for flights, 18% potential price rise
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Best time to find cheap flights, 24% potential price drop
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From Seattle/Tacoma Intl to Niagara Falls
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One-way flight from Seattle/Tacoma Intl to Niagara Falls
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Find flight deals from Seattle to Niagara Falls

Cheapest flights from Seattle to Niagara Falls
Explore the most affordable flight options available from Seattle to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Alaska Airlines deal was found by Cheapflights users on 11/19. 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.
Tue 12/107:22 amSEA - YYZ
Nonstop4h 33mAlaska Airlines
Thu 12/124:20 pmYYZ - SEA
Nonstop5h 19mAlaska Airlines
Deal found 11/19$276
This Expedia deal was found by Cheapflights users on 11/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/107:22 amSEA - YYZ
Nonstop4h 33mMultiple Airlines
Thu 12/127:55 amYYZ - SEA
1 stop9h 26mMultiple Airlines
Deal found 11/19$280
This Justfly.com deal was found by Cheapflights users on 11/20. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/253:15 pmSEA - YYZ
2 stops11h 45mWestJet
Tue 1/147:55 amYYZ - SEA
1 stop9h 26mWestJet
Deal found 11/20$285
This United Airlines deal was found by Cheapflights users on 11/20. 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 12/256:05 amSEA - YYZ
Nonstop4h 45mUnited Airlines
Tue 1/147:05 pmYYZ - SEA
Nonstop5h 25mUnited Airlines
Deal found 11/20$304
This Delta deal was found by Cheapflights users on 11/20. 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 12/912:50 amSEA - YYZ
1 stop9h 51mDelta
Thu 12/126:15 pmYYZ - SEA
1 stop9h 06mDelta
Deal found 11/20$316
This Air Canada deal was found by Cheapflights users on 11/19. 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 12/306:05 amSEA - YYZ
Nonstop4h 45mAir Canada
Tue 1/711:00 pmYYZ - SEA
1 stop13h 50mAir Canada
Deal found 11/19$328
This American Airlines deal was found by Cheapflights users on 11/19. 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.
Mon 12/912:15 amSEA - YYZ
1 stop7h 41mAmerican Airlines
Fri 12/136:20 pmYYZ - SEA
1 stop7h 55mAmerican Airlines
Deal found 11/19$329

Find flights from Seattle to Niagara Falls within your budget

Customize your flight search to find flights from Seattle 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Fri 1/31

7:27 am-3:05 pm

Nonstop4h 38m

Toronto Pearson Intl

Mon 2/3

4:20 pm-6:43 pm

Nonstop5h 23m

$257

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Fri 1/31

7:27 am-3:05 pm

Nonstop4h 38m

Toronto Pearson Intl

Mon 2/3

7:55 am-2:21 pm

1 stop9h 26m

$259

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Fri 1/31

3:15 pm-5:58 am

2 stops11h 43m

Toronto Pearson Intl

Mon 2/3

8:00 am-2:21 pm

1 stop9h 21m

$261

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Wed 12/25

6:05 am-1:50 pm

Nonstop4h 45m

Toronto Pearson Intl

Tue 1/14

7:05 pm-9:30 pm

Nonstop5h 25m

$304

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Tue 3/4

6:05 am-1:50 pm

Nonstop4h 45m

Toronto Pearson Intl

Fri 3/7

7:05 pm-9:30 pm

Nonstop5h 25m

$305

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Mon 12/9

12:50 am-1:41 pm

1 stop9h 51m

Toronto Pearson Intl

Thu 12/12

6:15 pm-12:21 am

1 stop9h 06m

$316

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Thu 1/30

12:45 am-4:15 pm

1 stop12h 30m

Toronto Pearson Intl

Mon 2/3

5:10 pm-11:11 pm

1 stop9h 01m

$329

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Fri 1/3

10:56 pm-10:19 am

1 stop8h 23m

Toronto Pearson Intl

Fri 1/10

7:35 am-7:00 pm

2 stops14h 25m

$453

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Sat 1/4

7:05 pm-9:25 pm

2 stops23h 20m

Toronto Pearson Intl

Sat 1/11

6:00 am-2:24 pm

1 stop11h 24m

$464

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Tue 1/21

3:15 pm-6:00 am

2 stops11h 45m

$122

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 16 results
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Best time to book a flight from Seattle to Niagara Falls

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

Travel insights for flights from Seattle to Niagara Falls

Get recent, data-driven insights about flights from Seattle to Niagara Falls including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Niagara Falls. Price data was last updated on November 15, 2024.

The best time to book flights from Seattle to Niagara Falls is 70 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Seattle to Niagara Falls (average of $242). Flying from Seattle to Niagara Falls in July is currently the most expensive (average of $359). 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 SEA to NI4?

Find hourly flight availability from Seattle 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 November 20, 2024.

When flying from Seattle to Niagara Falls, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Use this chart to determine the cheapest time to fly round-trip from Seattle to Niagara Falls. Price data was last updated on November 18, 2024.

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

Weekly flight availability from Seattle to Niagara Falls

Explore weekly flight availability from Seattle to Niagara Falls. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 20, 2024.

The most flights from SEA to NI4 are scheduled on a Monday (5 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (1 on average).

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 November 20, 2024.
To help decide which airline to fly from Seattle to Niagara Falls, see what other customers have to say about Air Canada, American Airlines and Alaska Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,461 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.2

Reviews

1 / 10

Seats were not that comfy especially for someone with big hips 😥

Alaska Airlines
8.0
Very good
9,461 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.2

Reviews

1 / 10

Seats were not that comfy especially for someone with big hips 😥

Delta
8.0
Very good
8,756 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.2

Reviews

1 / 10

Seats were not that comfy especially for someone with big hips 😥

United Airlines
7.4
Good
9,171 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.2

Reviews

1 / 10

Seats were not that comfy especially for someone with big hips 😥

WestJet
7.3
Good
2,811 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.2

Reviews

1 / 10

Seats were not that comfy especially for someone with big hips 😥

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.2

Reviews

1 / 10

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

Find useful and relevant information for your journey from Seattle 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 Seattle to Niagara Falls?

    If you book a flight to Niagara Falls from Seattle, you will be flying from Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle. There are 3 flights from Seattle/Tacoma Intl to Niagara Falls per day from 6 different airlines.

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

    $122 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $128 and $132, respectively.

  • What are the most reliable airlines from Seattle to Niagara Falls?

    Consider Alaska Airlines (75%), United Airlines (71%) or Hawaiian Airlines (70%) when booking your flight. These represent the most reliable airlines when flying from Seattle to Niagara Falls.

  • What are the cheapest flights from Seattle to Niagara Falls?

    While on average a flight from Seattle to Niagara Falls is generally $535, our data shows the cheapest flight currently is $109. When looking at the most popular route, (Seattle/Tacoma Intl - Toronto Pearson Intl), you can expect to pay $276 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle 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 Seattle to Niagara Falls?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Niagara Falls (average of $242). Flying from Seattle to Niagara Falls in July is currently the most expensive (average of $359). 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.

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Alternative routes for Seattle to Niagara Falls

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Seattle to Niagara Falls

Discover the top 6 airlines that operate flights from Seattle 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$172Average$528FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$178Average$589FlexibilityNo cancel feeOn-time67%
WestJetCheapest$235Average$528FlexibilityNo cancel feeOn-time60%
Alaska AirlinesCheapest$248Average$516FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$464Average$844FlexibilityNo cancel feeOn-time71%
DeltaCheapest$474Average$593FlexibilityNo cancel feeOn-timeN/A
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