Cheap Flights from Niagara Falls (IAG) to Seattle (SEA)

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Flight from Niagara Falls to Seattle (IAG - SEA) route information
Origin airport
Niagara Falls Intl.
Destination airport
Seattle - Tacoma Intl.
Distance
3362 km

Niagara Falls to Seattle Flights

The easy way to book your flights from Niagara Falls to Seattle 

With Expedia, it’s simple to find and book flights to Seattle from Niagara Falls whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Seattle - Tacoma Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Niagara Falls to Seattle today, tomorrow, or this week.  

 

Save dollars with cheap flights from Niagara Falls Intl., IAG to Seattle - Tacoma Intl., SEA 

Sort your search results by price to find great deals on your flight from Niagara Falls to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from Niagara Falls currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Seattle  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Seattle from Niagara Falls 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Seattle with Expedia today.

Frequently asked questions

How much is a flight from IAG to SEA?
Pack your bags, because round-trip flights between IAG and SEA start from . That’s based on airfares available within the last 7 days on Expedia for flights departing within the next year. Prices can move quickly, so book now to lock in the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from IAG to Seattle - Tacoma Intl. Airport (SEA)?
The majority of flights can be canceled online, but every airline has its own terms and conditions. If you do decide to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from IAG to SEA that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for IAG to Sea-Tac Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Niagara Falls Intl. Airport (IAG) to Seattle - Tacoma Intl. Airport (SEA)?
Around 3,400 kilometers separates Niagara Falls and SeaTac, so pack some entertainment to help you while away a few hours. That latest bestseller you haven’t had time to finish will be perfect.
Which airlines fly direct from IAG to Sea-Tac Airport?
You won’t find any airlines operating directly between IAG and SEA, so be ready to make at least one stop on your journey. A layover, whether short or long, can be a good way to break up a trip!
Are Niagara Falls Intl. Airport to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices change all the time, so there are no guarantees. While last-minute flight deals between Niagara Falls Intl. Airport (IAG) and Sea-Tac Airport are possible, it’s also a good idea to keep a close eye on prices well before you fly. In fact, some air carriers announce their prices up to 12 months prior to the departure date. Expedia is constantly updating the best bargains around, so keep checking and be ready to pounce when the price is low.
Niagara Falls nearby Airports

Buffalo

Buffalo Niagara Intl. to Seattle
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*Available to Expedia members.