Cheap flights from Seattle to Niagara Falls (SEA - IAG)

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How to find the cheapest flight from
Seattle (SEA) to Niagara Falls (IAG)

All the information you need to plan the best SEA to IAG flight in 2022: compare Seattle to Niagara Falls flight prices with the expected peak season, weather and rainfall in Niagara Falls.
What is the cheapest month to fly from Seattle to Niagara Falls, New York?

The best pricing can be found in the month of August. Prices to Niagara Falls, New York from Seattle average $365. You can even find prices in August for less than $365, as users have found deals to Niagara Falls, New York from as low as $170. The month of December appears to be one of the more expensive times to travel to Niagara Falls, New York from Seattle. Flying in the targeted month can save you up to 29%.

How far in advance should I book a flight from Seattle to Niagara Falls, New York?

Find a great deal and save up to 47% by booking at least 56 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Seattle to Niagara Falls, New York within the next two weeks, with the cheapest ticket starting at $391.

What is the cheapest day to fly round-trip from Seattle to Niagara Falls, New York?

Users have found that leaving on a Wednesday can be a cost-effective option. It’s possible to save up to 20% on your flight compared to booking on days when demand is much higher.

When is the cheapest time to fly from Seattle to Niagara Falls, New York (SEA - IAG)?

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

Cheap flights from Seattle to Niagara Falls in May, June 2022

The best prices found for SEA to IAG flights for May, June
30 Jun - 4 Jul
$1,472pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
IAG
Niagara Falls
IAG
Niagara Falls
Multiple Airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl
24 May - 27 May
$6,974pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
IAG
Niagara Falls
IAG
Niagara Falls
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
25 May - 27 May
$6,988pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
IAG
Niagara Falls
IAG
Niagara Falls
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl

Seattle/Tacoma Intl to Niagara Falls 2022 flight deals

Cheap flights to Niagara Falls from Seattle found for this year
30 Jul - 15 Aug
$850pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
IAG
Niagara Falls
IAG
Niagara Falls
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
30 Jul - 15 Aug
$866pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
IAG
Niagara Falls
IAG
Niagara Falls
Multiple Airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl
8 Jul - 10 Jul
$1,011pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
IAG
Niagara Falls
IAG
Niagara Falls
Multiple Airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl

Last minute flights from Seattle to Niagara Falls

Late deals on round-trip flights to Niagara Falls from Seattle, departing today and this week
24 May - 27 May
$6,974pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
IAG
Niagara Falls
IAG
Niagara Falls
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
25 May - 27 May
$6,988pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
IAG
Niagara Falls
IAG
Niagara Falls
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
26 May - 27 May
$7,454pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
IAG
Niagara Falls
IAG
Niagara Falls
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl

One-way flights to Niagara Falls from Seattle

The cheapest one-way flights from Seattle to Niagara Falls
12:00 pm - 8:22 am
Multiple Airlines
1 Stop
17h 22m
SEA - IAG
Multiple Airlines
$6,842
Kiwi.com
2:00 am - 3:46 pm
Multiple Airlines
2 Stops
34h 46m
SEA - IAG
Multiple Airlines
$479
Gotogate
5:30 pm - 4:24 pm
Multiple Airlines
2 Stops
43h 54m
SEA - IAG
Multiple Airlines
$565
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Seattle</span> to <span class="emphasized">Niagara Falls</span> flights.

Flight FAQs

From Seattle to Niagara Falls

Which airlines flying from Seattle/Tacoma Intl to Niagara Falls have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like United Airlines, Spirit Airlines, and American Airlines flying from Seattle/Tacoma Intl to Niagara Falls have implemented new flexible cancellation policies.

Can I find flights from Seattle to Niagara Falls, New York for under $900 on Cheapflights?

Yes, there are multiple flights from Seattle to Niagara Falls, New York for under $900. The cheapest flight booked recently is on Multiple Airlines for just $850, but on average you can expect to pay $2,121.

Are there last-minute flights available from Seattle to Niagara Falls, New York for under $7,000?

There are currently 3+ open flights from Seattle to Niagara Falls, New York within the next 7 days for less than $7,000.

What are the most popular airlines that fly from Seattle to Niagara Falls, New York?

American Airlines, Delta and Spirit Airlines are the most popular airlines when flying from Seattle to Niagara Falls, New York.

COVID Restrictions

View COVID Travel Restrictions for Niagara Falls, NY

Do I need a COVID test to fly to Niagara Falls from Seattle?

Information is based on travel restrictions for travel to Niagara Falls within the United States

Most visitors from Seattle/Tacoma Intl need to provide a negative COVID-19 test result and/or quarantine to enter Niagara Falls.

COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Niagara Falls.

Quarantine requirements
Visitors from Seattle/Tacoma Intl are not required to quarantine after entering Niagara Falls.

Do I need a test to fly back to Seattle from Niagara Falls?

Returning to Seattle/Tacoma Intl from Niagara Falls

COVID-19 testing requirements
Visitors from Niagara Falls must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Seattle/Tacoma Intl.

Quarantine requirements
Visitors from Niagara Falls are not required to quarantine after entering Seattle/Tacoma Intl.

Hide COVID Travel Restrictions for Niagara Falls, NY

Alternative routes for Seattle to Niagara Falls

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Niagara Falls

Things to know before you go - useful duration and weather info for your trip from Seattle to Niagara Falls.
Average temperature for May in Niagara Falls
62.6 °F
Avg rainfall for May in Niagara Falls
1.9 ″

Airports servicing Seattle

Airports servicing Niagara Falls

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