BUF to SEA (Buffalo to Seattle) Flights

Last Minute Flights from BUF to SEA

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
BUFSeattleMay 2 to May 17$542
*Prices include taxes and fees

Cheapest BUF to SEA Flights

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
BUFSeattleJune 6 to June 9$228
BUFSeattleJune 3 to June 10$271
BUFSeattleJune 25 to June 25$301
BUFEverettJuly 2 to July 15$1,043
*Prices include taxes and fees
BUF to SEA Flight Details
Origin airport
Buffalo Niagara Intl.
Origin airport IATA code
BUF
Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Distance
2116 mi

Frequently asked questions

What airlines fly direct from BUF to Sea-Tac Airport?
Unfortunately, there aren’t any air carriers that fly straight from BUF to Sea-Tac Airport. You’ll have to book a flight with at least one stop.
How many flights are there from BUF to SEA?
Roughly 36 each day. If you’re in a rush to fly to SeaTac, see if you can nab an epic last-minute deal from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) and then lock it in straight away!
How long does it take to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
You’ll be on the plane for around 7 hours and 19 minutes from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), so pick comfy clothes to wear. Oversized sweaters, stretchy pants and slip-on sneakers are all perfect choices for a flight of this length.
What is the flight distance from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
A tablet loaded with stuff to watch will come in handy on this medium-haul flight of 2,100 miles (3,400 1). While you’ll likely have some in-flight entertainment, there’s nothing like having your favorite shows waiting for you to hit play.
How many morning flights are there from BUF to SEA?
Set your alarm and get ready to take off on one of the 145 morning flights from BUF to SEA available each week.

  • If you want to fly with American Airlines (AA), it offers 41 weekly services that depart before noon. The 6:00AM flight is the first of the day.
  • 5:35AM is the earliest you can journey from BUF to SEA with JetBlue Airways (B6). This company has 35 early flights a week.
  • Set off before noon with Delta Air Lines (DL) and you’ll have approximately 34 flights each week to pick from. 5:25AM is the first of the day from BUF to SEA.

How many afternoon flights are there from BUF to SEA?
Take off on one of the 109 afternoon and evening flights from BUF to SEA each week.

  • Purchase a ticket with Delta Air Lines (DL), which has 40 flights each week that take off after midday. 12:01PM is the earliest of those departures.
  • You can also take your pick of the 33 afternoon and evening flights available with United Airlines (UA) every week. 12:13PM is the first scheduled departure.
  • Another attractive option is American Airlines (AA). It offers 29 afternoon and evening flights a week from 12:22PM onward.

What is the earliest departure time out of Buffalo to SeaTac?
Head out from BUF at 5:25AM and hit the tarmac at SEA at 1:24AM. This is the earliest service you can book on this route.
What is the latest departure time out of Buffalo to SeaTac?
The latest flight jets out from BUF at 8:20PM and lands at 5:20PM at SEA. You’ll have adequate time to prepare for this trip.
What is the average price from Buffalo to SeaTac?
On average, the best price for round-trip flights from BUF to SEA is $228. Steal yourself a deal by locking in your seats today. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Buffalo to Seattle Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from Buffalo to Seattle to attend your cousin’s wedding, to pitch a business idea to your boss, or simply treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find our cheapest flights from BUF to SEA, we’ve got you covered here at Flights.com.

We present you with some of the most affordable deals on airfare, so stop that Google flights search. We want you to spend less on your flight from Buffalo to Seattle, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.