Flight tickets from Buffalo Niagara to Seattle

Compare Buffalo Niagara to Seattle flight deals

Find the cheapest month or even day of the year to fly to Seattle

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Flight deals from Buffalo Niagara to Seattle

Looking for a cheap last-minute deal or the best return flight from Buffalo Niagara Airport to Seattle? If you want to travel next month, return fares start from ₹ 41,973. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Buffalo Niagara to Seattle

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Buffalo Niagara to Seattle flights are currently cheapest in August.

Buffalo to Seattle: Flight information

The things to know before you go.
Cheapest flight found₹ 20,410
Cheapest month to flyAugust

Finding cheap flights from Buffalo Niagara to Seattle: Frequently asked questions

There are 4 airports in Seattle: Seattle Lake Union SPB, Seattle Boeing Fld, Seattle / Tacoma International, and Paine Field.
The best price we found for a return flight from Buffalo Niagara to Seattle is ₹ 37,184. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Buffalo Niagara to Seattle. But we found flights with one or more stops from ₹ 37,184.
As of May 2026, there are no flights flying from Buffalo Niagara to Seattle.
The cheapest month to fly from Buffalo Niagara to Seattle is usually September.
If you're flying from Buffalo Niagara Airport, the cheapest airport near Seattle is Seattle / Tacoma International – which is 19.5 km away from the centre of Seattle. We've found flights into this airport from ₹ 37,184.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Buffalo Niagara Airport to Seattle on Wednesday, 9 September 2026.
No airlines currently offer direct flights between Buffalo Niagara Airport and Seattle. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seattle but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 12°C. August is typically the warmest month in Seattle, when it usually averages around 23°C. You can expect the least rain in July. The coldest month is December, with temperatures averaging 0°C. The rainiest month is November.
Currently, United offers the cheapest flight tickets to Seattle.

Travelling from Buffalo Niagara International Airport (BUF) to Seattle: what you need to know

  • Seattle is three hours behind Buffalo, where Buffalo Niagara International Airport is located. Seattle runs on the UTC-8 timezone.

  • For a relaxed start to your BUF to Seattle flight, leave plenty of time to check in and find your gate. Turning up two hours ahead of international departures and an hour before domestic flights is the standard rule.

  • You'll likely experience longer queues in popular months such as August. Arriving up to four hours in advance for an international flight and two hours for domestic departures will help ensure a smooth travel experience.

  • Located around 13 kilometres from central Buffalo, BUF can be reached in about 20 minutes by car, depending on traffic. Travelling on public transport takes roughly 40 minutes.

  • Planning to catch an early flight from Buffalo Niagara International Airport to Seattle? Avoid the hassle of rushing to the airport (and enjoy a little extra shut-eye) by choosing one of these stays close to BUF:

  • When it comes to Buffalo Niagara International Airport's on-time performance, data shows 74% of flights complete their journey on time.

  • The address for BUF is Genesee Street.

How to find the cheapest flights from Buffalo Niagara International Airport (BUF) to Seattle

  • ₹ 20,476 is currently the best price for a one-way Buffalo Niagara International Airport to Seattle flight. A return plane ticket starts from ₹ 37,304. These prices can change based on availability.

  • Booking early is often the key to locking in a cheap flight from BUF to Seattle. Fares tend to rise as demand increases, so the nearer you get to departure, the more expensive your ticket may be.

  • Landing cheap tickets from Buffalo Niagara International Airport to Seattle is easier if you can be flexible with your trip dates. Use the 'Whole month' tool to access the best prices across the month and land a fantastic deal.

  • Finding a cheap flight from BUF to Seattle couldn't be easier with Price Alerts. All you need to do is set up one of these automatic notifications and we'll get in touch as soon as there's a better deal.

  • Tailor your flights with filters. Choose your departure and arrival times, total journey duration and airlines. You can also sort your results by 'Cheapest,' 'Best' or 'Fastest' flights from Buffalo Niagara International Airport to Seattle.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • Seattle-Tacoma International Airport (SEA) is around 23 kilometres from central Seattle. If you're catching a taxi or a ride-share, the drive takes roughly 25 minutes.

  • Travelling by public transport will take you around 35 minutes.

  • Book a hotel near SEA if you're coming in on a late flight from Buffalo Niagara International Airport to Seattle. Settle into one of these accommodation options and skip the long transfer:

  • Booking your vehicle from Seattle-Tacoma International Airport about one week ahead of your flight from BUF to Seattle can help you get the best possible rate.

Seattle Paine Field International Airport (PAE)

  • After your flight from Buffalo Niagara International Airport to Seattle has hit the runway, you can make your way to the city centre in around 40 minutes by car. Central Seattle is roughly 40 kilometres from Seattle Paine Field International Airport (PAE).

  • Travelling by public transport will take about 1 hour 30 minutes.

  • You'll find some great places to park your luggage (and yourself) near PAE. Unwind and get cosy after your BUF to Seattle flight at any of these perfectly located options:

  • Generally speaking, the sooner you book, the more you save and the better your options. Secure your ride from PAE as soon as your plans are confirmed.

King County International Airport (BFI)

  • Make your way to the city centre after your flight from Buffalo Niagara International Airport to Seattle has arrived. Central Seattle is around 11 kilometres from King County International Airport (BFI) and takes roughly 20 minutes to reach by car.

  • Public transport will take you there in about 35 minutes.

  • If you don't want to travel into the centre, find a hotel near BFI. Make yourself comfortable at one of these stays after your BUF to Seattle flight:

  • If you're hoping for a particular type of vehicle, booking early gives you a better shot at getting your first choice. Book your ride from BFI a couple of weeks ahead of your flight from Buffalo Niagara International Airport to Seattle.

Best time to go to Seattle

  • It's time to choose your dates for your flight from Buffalo Niagara International Airport to Seattle. July is the most popular month to travel to Seattle. If you prefer a more peaceful vibe, go in December.

  • When booking your Buffalo Niagara International Airport to Seattle plane ticket, think about the kind of weather you prefer. August is the warmest month in Seattle, with temperatures ranging from 12ºC to 28ºC.

  • If you want cooler conditions, search for a cheap ticket from BUF to Seattle in February when temperatures average between -1ºC and 11ºC.

More about Seattle

  • After booking your flight from Buffalo Niagara International Airport to Seattle, find a hotel that keeps you close to what you want to see. Make one of these options your base for exploring Seattle:

  • There are so many things to see and do in this city it can be tricky to know where to begin. Pike Place Market, Space Needle and Seattle Skyline are highlights which should be on any well-planned Seattle itinerary.

Explore more of the United States

  • Seattle has plenty going for it, but there are so many other parts of the United States just waiting to be explored. About 241 kilometres south of Seattle, a visit to Portland will keep you busy. Start with attractions like Portland Japanese Garden, Peninsula Park Rose Garden and Beyond Van Gogh Portland.

  • Spokane is another must-experience destination in the United States and is around 370 kilometres east of Seattle. No trip is complete without seeing Riverside State Park, Spokane Falls (Upper Falls) and Cathedral of Our Lady of Lourdes.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.